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Merge branch 'pxa' into devel 

Conflicts:

	arch/arm/configs/em_x270_defconfig
	arch/arm/configs/xm_x270_defconfig
This commit is contained in:
Russell King 2008-07-13 12:05:49 +01:00 committed by Russell King
parent f0006314d3 faf64ed496
commit 044e5f45e4
133 changed files with 9914 additions and 3440 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
MAINTAINERS
View File

@ -475,11 +475,28 @@ M: kernel@wantstofly.org
L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
S: Maintained
ARM/COMPULAB CM-X270/EM-X270 MACHINE SUPPORT
P: Mike Rapoport
M: mike@compulab.co.il
L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
S: Maintained
ARM/CORGI MACHINE SUPPORT
P: Richard Purdie
M: rpurdie@rpsys.net
S: Maintained
ARM/EZX SMARTPHONES (A780, A910, A1200, E680, ROKR E2 and ROKR E6)
P: Daniel Ribeiro
M: drwyrm@gmail.com
P: Stefan Schmidt
M: stefan@openezx.org
P: Harald Welte
M: laforge@openezx.org
L: openezx-devel@lists.openezx.org (subscribers-only)
W: http://www.openezx.org/
S: Maintained
ARM/GLOMATION GESBC9312SX MACHINE SUPPORT
P: Lennert Buytenhek
M: kernel@wantstofly.org
@ -567,10 +584,18 @@ L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
S: Maintained
ARM/TOSA MACHINE SUPPORT
P: Dmitry Baryshkov
M: dbaryshkov@gmail.com
P: Dirk Opfer
M: dirk@opfer-online.de
S: Maintained
ARM/PALMTX SUPPORT
P: Marek Vasut
M: marek.vasut@gmail.com
W: http://hackndev.com
S: Maintained
ARM/PLEB SUPPORT
P: Peter Chubb
M: pleb@gelato.unsw.edu.au

3
arch/arm/Kconfig
View File

@ -22,6 +22,9 @@ config ARM
Europe. There is an ARM Linux project with a web page at
<http://www.arm.linux.org.uk/>.
config HAVE_PWM
bool
config SYS_SUPPORTS_APM_EMULATION
bool

2
arch/arm/common/sa1111.c
View File

@ -627,7 +627,7 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
if (!sachip)
return -ENOMEM;
sachip->clk = clk_get(me, "GPIO27_CLK");
sachip->clk = clk_get(me, "SA1111_CLK");
if (!sachip->clk) {
ret = PTR_ERR(sachip->clk);
goto err_free;

3
arch/arm/common/sharpsl_pm.c
View File

@ -31,6 +31,7 @@
#include <asm/irq.h>
#include <asm/arch/pm.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/sharpsl.h>
#include <asm/hardware/sharpsl_pm.h>
@ -157,6 +158,7 @@ static void sharpsl_battery_thread(struct work_struct *private_)
dev_dbg(sharpsl_pm.dev, "Battery: voltage: %d, status: %d, percentage: %d, time: %ld\n", voltage,
sharpsl_pm.battstat.mainbat_status, sharpsl_pm.battstat.mainbat_percent, jiffies);
#ifdef CONFIG_BACKLIGHT_CORGI
/* If battery is low. limit backlight intensity to save power. */
if ((sharpsl_pm.battstat.ac_status != APM_AC_ONLINE)
&& ((sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_LOW) ||
@ -169,6 +171,7 @@ static void sharpsl_battery_thread(struct work_struct *private_)
sharpsl_pm.machinfo->backlight_limit(0);
sharpsl_pm.flags &= ~SHARPSL_BL_LIMIT;
}
#endif
/* Suspend if critical battery level */
if ((sharpsl_pm.battstat.ac_status != APM_AC_ONLINE)

1264
arch/arm/configs/em_x270_defconfig
View File

File diff suppressed because it is too large Load Diff

1614
arch/arm/configs/ezx_defconfig Normal file
View File

File diff suppressed because it is too large Load Diff

872
arch/arm/configs/cm_x270_defconfig → arch/arm/configs/xm_x270_defconfig
View File

File diff suppressed because it is too large Load Diff

4
arch/arm/mach-ixp4xx/common.c
View File

@ -326,11 +326,11 @@ static struct resource ixp4xx_udc_resources[] = {
};
/*
* USB device controller. The IXP4xx uses the same controller as PXA2XX,
* USB device controller. The IXP4xx uses the same controller as PXA25X,
* so we just use the same device.
*/
static struct platform_device ixp4xx_udc_device = {
.name = "pxa2xx-udc",
.name = "pxa25x-udc",
.id = -1,
.num_resources = 2,
.resource = ixp4xx_udc_resources,

248
arch/arm/mach-pxa/Kconfig
View File

@ -16,19 +16,24 @@ config CPU_PXA310
config CPU_PXA320
bool "PXA320 (codename Monahans-P)"
config CPU_PXA930
bool "PXA930 (codename Tavor-P)"
endmenu
endif
choice
prompt "Select target board"
config ARCH_GUMSTIX
bool "Gumstix XScale boards"
help
Say Y here if you intend to run this kernel on a
Gumstix Full Function Minature Computer.
config MACH_GUMSTIX_F
bool "Basix, Connex, ws-200ax, ws-400ax systems"
depends on ARCH_GUMSTIX
select PXA25x
config ARCH_LUBBOCK
bool "Intel DBPXA250 Development Platform"
select PXA25x
@ -37,10 +42,12 @@ config ARCH_LUBBOCK
config MACH_LOGICPD_PXA270
bool "LogicPD PXA270 Card Engine Development Platform"
select PXA27x
select HAVE_PWM
config MACH_MAINSTONE
bool "Intel HCDDBBVA0 Development Platform"
select PXA27x
select HAVE_PWM
config ARCH_PXA_IDP
bool "Accelent Xscale IDP"
@ -57,6 +64,57 @@ config PXA_SHARPSL
SL-C3000 (Spitz), SL-C3100 (Borzoi) or SL-C6000x (Tosa)
handheld computer.
config MACH_POODLE
bool "Enable Sharp SL-5600 (Poodle) Support"
depends on PXA_SHARPSL
select PXA25x
select SHARP_LOCOMO
select PXA_SSP
config MACH_CORGI
bool "Enable Sharp SL-C700 (Corgi) Support"
depends on PXA_SHARPSL
select PXA25x
select PXA_SHARP_C7xx
config MACH_SHEPHERD
bool "Enable Sharp SL-C750 (Shepherd) Support"
depends on PXA_SHARPSL
select PXA25x
select PXA_SHARP_C7xx
config MACH_HUSKY
bool "Enable Sharp SL-C760 (Husky) Support"
depends on PXA_SHARPSL
select PXA25x
select PXA_SHARP_C7xx
config MACH_AKITA
bool "Enable Sharp SL-1000 (Akita) Support"
depends on PXA_SHARPSL
select PXA27x
select PXA_SHARP_Cxx00
select MACH_SPITZ
select I2C
select I2C_PXA
config MACH_SPITZ
bool "Enable Sharp Zaurus SL-3000 (Spitz) Support"
depends on PXA_SHARPSL
select PXA27x
select PXA_SHARP_Cxx00
config MACH_BORZOI
bool "Enable Sharp Zaurus SL-3100 (Borzoi) Support"
depends on PXA_SHARPSL
select PXA27x
select PXA_SHARP_Cxx00
config MACH_TOSA
bool "Enable Sharp SL-6000x (Tosa) Support"
depends on PXA_SHARPSL
select PXA25x
config ARCH_PXA_ESERIES
bool "PXA based Toshiba e-series PDAs"
select PXA25x
@ -69,10 +127,19 @@ config MACH_E330
Say Y here if you intend to run this kernel on a Toshiba
e330 family PDA.
config MACH_E350
bool "Toshiba e350"
default y
depends on ARCH_PXA_ESERIES
help
Say Y here if you intend to run this kernel on a Toshiba
e350 family PDA.
config MACH_E740
bool "Toshiba e740"
default y
depends on ARCH_PXA_ESERIES
select FB_W100
help
Say Y here if you intend to run this kernel on a Toshiba
e740 family PDA.
@ -81,6 +148,7 @@ config MACH_E750
bool "Toshiba e750"
default y
depends on ARCH_PXA_ESERIES
select FB_W100
help
Say Y here if you intend to run this kernel on a Toshiba
e750 family PDA.
@ -97,6 +165,7 @@ config MACH_E800
bool "Toshiba e800"
default y
depends on ARCH_PXA_ESERIES
select FB_W100
help
Say Y here if you intend to run this kernel on a Toshiba
e800 family PDA.
@ -105,6 +174,10 @@ config MACH_TRIZEPS4
bool "Keith und Koep Trizeps4 DIMM-Module"
select PXA27x
config MACH_TRIZEPS4_CONXS
bool "ConXS Eval Board"
depends on MACH_TRIZEPS4
config MACH_EM_X270
bool "CompuLab EM-x270 platform"
select PXA27x
@ -114,14 +187,25 @@ config MACH_COLIBRI
select PXA27x
config MACH_ZYLONITE
bool "PXA3xx Development Platform"
bool "PXA3xx Development Platform (aka Zylonite)"
select PXA3xx
select HAVE_PWM
config MACH_LITTLETON
bool "PXA3xx Form Factor Platform (aka Littleton)"
select PXA3xx
select PXA_SSP
config MACH_TAVOREVB
bool "PXA930 Evaluation Board (aka TavorEVB)"
select PXA3xx
select PXA930
config MACH_SAAR
bool "PXA930 Handheld Platform (aka SAAR)"
select PXA3xx
select PXA930
config MACH_ARMCORE
bool "CompuLab CM-X270 modules"
select PXA27x
@ -129,7 +213,6 @@ config MACH_ARMCORE
config MACH_MAGICIAN
bool "Enable HTC Magician Support"
depends on ARCH_PXA
select PXA27x
select IWMMXT
@ -137,109 +220,81 @@ config MACH_PCM027
bool "Phytec phyCORE-PXA270 CPU module (PCM-027)"
select PXA27x
select IWMMXT
select PXA_SSP
endchoice
config ARCH_PXA_PALM
bool "PXA based Palm PDAs"
select HAVE_PWM
choice
prompt "Used baseboard"
depends on MACH_PCM027
config MACH_PALMTX
bool "Palm T|X"
default y
depends on ARCH_PXA_PALM
select PXA27x
select IWMMXT
help
Say Y here if you intend to run this kernel on a Palm T|X
handheld computer.
config MACH_PCM990_BASEBOARD
bool "PHYTEC PCM-990 development board"
select HAVE_PWM
depends on MACH_PCM027
choice
prompt "display on pcm990"
depends on MACH_PCM990_BASEBOARD
config PCM990_DISPLAY_SHARP
bool "sharp lq084v1dg21 stn display"
config PCM990_DISPLAY_NEC
bool "nec nl6448bc20_18d tft display"
config PCM990_DISPLAY_NONE
bool "no display"
endchoice
if PXA_SHARPSL
choice
prompt "Select target Sharp Zaurus device range"
config PXA_SHARPSL_25x
bool "Sharp PXA25x models (SL-5600, SL-C7xx and SL-C6000x)"
select PXA25x
config PXA_SHARPSL_27x
bool "Sharp PXA270 models (SL-Cxx00)"
config PXA_EZX
bool "Motorola EZX Platform"
select PXA27x
select IWMMXT
select HAVE_PWM
endchoice
config MACH_EZX_A780
bool "Motorola EZX A780"
default y
depends on PXA_EZX
endif
config MACH_EZX_E680
bool "Motorola EZX E680"
default y
depends on PXA_EZX
if ARCH_GUMSTIX
config MACH_EZX_A1200
bool "Motorola EZX A1200"
default y
depends on PXA_EZX
choice
prompt "Select target Gumstix board"
config MACH_EZX_A910
bool "Motorola EZX A910"
default y
depends on PXA_EZX
config MACH_GUMSTIX_F
bool "Basix, Connex, ws-200ax, ws-400ax systems"
select PXA25x
config MACH_EZX_E6
bool "Motorola EZX E6"
default y
depends on PXA_EZX
endchoice
endif
if MACH_TRIZEPS4
choice
prompt "Select base board for Trizeps 4 module"
config MACH_TRIZEPS4_CONXS
bool "ConXS Eval Board"
config MACH_TRIZEPS4_ANY
bool "another Board"
endchoice
endif
config MACH_EZX_E2
bool "Motorola EZX E2"
default y
depends on PXA_EZX
endmenu
config MACH_POODLE
bool "Enable Sharp SL-5600 (Poodle) Support"
depends on PXA_SHARPSL_25x
select SHARP_LOCOMO
select PXA_SSP
config MACH_CORGI
bool "Enable Sharp SL-C700 (Corgi) Support"
depends on PXA_SHARPSL_25x
select PXA_SHARP_C7xx
config MACH_SHEPHERD
bool "Enable Sharp SL-C750 (Shepherd) Support"
depends on PXA_SHARPSL_25x
select PXA_SHARP_C7xx
config MACH_HUSKY
bool "Enable Sharp SL-C760 (Husky) Support"
depends on PXA_SHARPSL_25x
select PXA_SHARP_C7xx
config MACH_AKITA
bool "Enable Sharp SL-1000 (Akita) Support"
depends on PXA_SHARPSL_27x
select PXA_SHARP_Cxx00
select MACH_SPITZ
select I2C
select I2C_PXA
config MACH_SPITZ
bool "Enable Sharp Zaurus SL-3000 (Spitz) Support"
depends on PXA_SHARPSL_27x
select PXA_SHARP_Cxx00
config MACH_BORZOI
bool "Enable Sharp Zaurus SL-3100 (Borzoi) Support"
depends on PXA_SHARPSL_27x
select PXA_SHARP_Cxx00
config MACH_TOSA
bool "Enable Sharp SL-6000x (Tosa) Support"
depends on PXA_SHARPSL_25x
config PXA25x
bool
help
@ -273,4 +328,19 @@ config PXA_SSP
tristate
help
Enable support for PXA2xx SSP ports
config PXA_PWM
tristate
default BACKLIGHT_PWM
help
Enable support for PXA2xx/PXA3xx PWM controllers
config TOSA_BT
tristate "Control the state of built-in bluetooth chip on Sharp SL-6000"
depends on MACH_TOSA
select RFKILL
help
This is a simple driver that is able to control
the state of built in bluetooth chip on tosa.
endif

20
arch/arm/mach-pxa/Makefile
View File

@ -4,19 +4,21 @@
# Common support (must be linked before board specific support)
obj-y += clock.o devices.o generic.o irq.o dma.o \
time.o gpio.o
time.o gpio.o reset.o
obj-$(CONFIG_PM) += pm.o sleep.o standby.o
obj-$(CONFIG_CPU_FREQ) += cpu-pxa.o
# Generic drivers that other drivers may depend upon
obj-$(CONFIG_PXA_SSP) += ssp.o
obj-$(CONFIG_PXA_PWM) += pwm.o
# SoC-specific code
obj-$(CONFIG_PXA25x) += mfp-pxa2xx.o pxa25x.o
obj-$(CONFIG_PXA27x) += mfp-pxa2xx.o pxa27x.o
obj-$(CONFIG_PXA25x) += mfp-pxa2xx.o pxa2xx.o pxa25x.o
obj-$(CONFIG_PXA27x) += mfp-pxa2xx.o pxa2xx.o pxa27x.o
obj-$(CONFIG_PXA3xx) += mfp-pxa3xx.o pxa3xx.o smemc.o
obj-$(CONFIG_CPU_PXA300) += pxa300.o
obj-$(CONFIG_CPU_PXA320) += pxa320.o
obj-$(CONFIG_CPU_PXA930) += pxa930.o
# Specific board support
obj-$(CONFIG_ARCH_GUMSTIX) += gumstix.o
@ -35,7 +37,12 @@ obj-$(CONFIG_MACH_PCM990_BASEBOARD) += pcm990-baseboard.o
obj-$(CONFIG_MACH_TOSA) += tosa.o
obj-$(CONFIG_MACH_EM_X270) += em-x270.o
obj-$(CONFIG_MACH_MAGICIAN) += magician.o
obj-$(CONFIG_ARCH_PXA_ESERIES) += eseries.o
obj-$(CONFIG_ARCH_PXA_ESERIES) += eseries.o eseries_udc.o
obj-$(CONFIG_MACH_E740) += e740_lcd.o
obj-$(CONFIG_MACH_E750) += e750_lcd.o
obj-$(CONFIG_MACH_E400) += e400_lcd.o
obj-$(CONFIG_MACH_E800) += e800_lcd.o
obj-$(CONFIG_MACH_PALMTX) += palmtx.o
ifeq ($(CONFIG_MACH_ZYLONITE),y)
obj-y += zylonite.o
@ -43,8 +50,11 @@ ifeq ($(CONFIG_MACH_ZYLONITE),y)
obj-$(CONFIG_CPU_PXA320) += zylonite_pxa320.o
endif
obj-$(CONFIG_MACH_LITTLETON) += littleton.o
obj-$(CONFIG_MACH_TAVOREVB) += tavorevb.o
obj-$(CONFIG_MACH_SAAR) += saar.o
obj-$(CONFIG_MACH_ARMCORE) += cm-x270.o
obj-$(CONFIG_PXA_EZX) += ezx.o
# Support for blinky lights
led-y := leds.o
@ -58,3 +68,5 @@ obj-$(CONFIG_LEDS) += $(led-y)
ifeq ($(CONFIG_PCI),y)
obj-$(CONFIG_MACH_ARMCORE) += cm-x270-pci.o
endif
obj-$(CONFIG_TOSA_BT) += tosa-bt.o

35
arch/arm/mach-pxa/clock.c
View File

@ -12,7 +12,7 @@
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/hardware.h>
@ -47,6 +47,9 @@ struct clk *clk_get(struct device *dev, const char *id)
clk = p;
mutex_unlock(&clocks_mutex);
if (!IS_ERR(clk) && clk->ops == NULL)
clk = clk->other;
return clk;
}
EXPORT_SYMBOL(clk_get);
@ -98,21 +101,6 @@ unsigned long clk_get_rate(struct clk *clk)
EXPORT_SYMBOL(clk_get_rate);
static void clk_gpio27_enable(struct clk *clk)
{
pxa_gpio_mode(GPIO11_3_6MHz_MD);
}
static void clk_gpio27_disable(struct clk *clk)
{
}
static const struct clkops clk_gpio27_ops = {
.enable = clk_gpio27_enable,
.disable = clk_gpio27_disable,
};
void clk_cken_enable(struct clk *clk)
{
CKEN |= 1 << clk->cken;
@ -128,14 +116,6 @@ const struct clkops clk_cken_ops = {
.disable = clk_cken_disable,
};
static struct clk common_clks[] = {
{
.name = "GPIO27_CLK",
.ops = &clk_gpio27_ops,
.rate = 3686400,
},
};
void clks_register(struct clk *clks, size_t num)
{
int i;
@ -145,10 +125,3 @@ void clks_register(struct clk *clks, size_t num)
list_add(&clks[i].node, &clocks);
mutex_unlock(&clocks_mutex);
}
static int __init clk_init(void)
{
clks_register(common_clks, ARRAY_SIZE(common_clks));
return 0;
}
arch_initcall(clk_init);

45
arch/arm/mach-pxa/clock.h
View File

@ -15,6 +15,7 @@ struct clk {
unsigned int cken;
unsigned int delay;
unsigned int enabled;
struct clk *other;
};
#define INIT_CKEN(_name, _cken, _rate, _delay, _dev) \
@ -35,9 +36,53 @@ struct clk {
.cken = CKEN_##_cken, \
}
/*
* This is a placeholder to alias one clock device+name pair
* to another struct clk.
*/
#define INIT_CKOTHER(_name, _other, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.other = _other, \
}
#define INIT_CLK(_name, _ops, _rate, _delay, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.ops = _ops, \
.rate = _rate, \
.delay = _delay, \
}
extern const struct clkops clk_cken_ops;
void clk_cken_enable(struct clk *clk);
void clk_cken_disable(struct clk *clk);
#ifdef CONFIG_PXA3xx
#define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.ops = &clk_pxa3xx_cken_ops, \
.rate = _rate, \
.cken = CKEN_##_cken, \
.delay = _delay, \
}
#define PXA3xx_CK(_name, _cken, _ops, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.ops = _ops, \
.cken = CKEN_##_cken, \
}
extern const struct clkops clk_pxa3xx_cken_ops;
extern void clk_pxa3xx_cken_enable(struct clk *);
extern void clk_pxa3xx_cken_disable(struct clk *);
#endif
void clks_register(struct clk *clks, size_t num);

47
arch/arm/mach-pxa/cm-x270-pci.c
View File

@ -5,7 +5,7 @@
*
* Bits taken from various places.
*
* Copyright (C) 2007 Compulab, Ltd.
* Copyright (C) 2007, 2008 Compulab, Ltd.
* Mike Rapoport <mike@compulab.co.il>
*
* This program is free software; you can redistribute it and/or modify
@ -19,16 +19,16 @@
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <asm/mach/pci.h>
#include <asm/arch/cm-x270.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/mach-types.h>
#include <asm/hardware/it8152.h>
unsigned long it8152_base_address = CMX270_IT8152_VIRT;
unsigned long it8152_base_address;
static int cmx270_it8152_irq_gpio;
/*
* Only first 64MB of memory can be accessed via PCI.
@ -41,36 +41,39 @@ void __init cmx270_pci_adjust_zones(int node, unsigned long *zone_size,
{
unsigned int sz = SZ_64M >> PAGE_SHIFT;
pr_info("Adjusting zones for CM-x270\n");
if (machine_is_armcore()) {
pr_info("Adjusting zones for CM-X270\n");
/*
* Only adjust if > 64M on current system
*/
if (node || (zone_size[0] <= sz))
return;
/*
* Only adjust if > 64M on current system
*/
if (node || (zone_size[0] <= sz))
return;
zone_size[1] = zone_size[0] - sz;
zone_size[0] = sz;
zhole_size[1] = zhole_size[0];
zhole_size[0] = 0;
zone_size[1] = zone_size[0] - sz;
zone_size[0] = sz;
zhole_size[1] = zhole_size[0];
zhole_size[0] = 0;
}
}
static void cmx270_it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
{
/* clear our parent irq */
GEDR(GPIO_IT8152_IRQ) = GPIO_bit(GPIO_IT8152_IRQ);
GEDR(cmx270_it8152_irq_gpio) = GPIO_bit(cmx270_it8152_irq_gpio);
it8152_irq_demux(irq, desc);
}
void __cmx270_pci_init_irq(void)
void __cmx270_pci_init_irq(int irq_gpio)
{
it8152_init_irq();
pxa_gpio_mode(IRQ_TO_GPIO(GPIO_IT8152_IRQ));
set_irq_type(IRQ_GPIO(GPIO_IT8152_IRQ), IRQT_RISING);
set_irq_chained_handler(IRQ_GPIO(GPIO_IT8152_IRQ),
cmx270_it8152_irq_demux);
cmx270_it8152_irq_gpio = irq_gpio;
set_irq_type(gpio_to_irq(irq_gpio), IRQT_RISING);
set_irq_chained_handler(gpio_to_irq(irq_gpio), cmx270_it8152_irq_demux);
}
#ifdef CONFIG_PM
@ -113,8 +116,8 @@ static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
/*
Here comes the ugly part. The routing is baseboard specific,
but defining a platform for each possible base of CM-x270 is
unrealistic. Here we keep mapping for ATXBase and SB-x270.
but defining a platform for each possible base of CM-X270 is
unrealistic. Here we keep mapping for ATXBase and SB-X270.
*/
/* ATXBASE PCI slot */
if (slot == 7)

14
arch/arm/mach-pxa/cm-x270-pci.h
View File

@ -1,13 +1,13 @@
extern void __cmx270_pci_init_irq(void);
extern void __cmx270_pci_init_irq(int irq_gpio);
extern void __cmx270_pci_suspend(void);
extern void __cmx270_pci_resume(void);
#ifdef CONFIG_PCI
#define cmx270_pci_init_irq __cmx270_pci_init_irq
#define cmx270_pci_suspend __cmx270_pci_suspend
#define cmx270_pci_resume __cmx270_pci_resume
#define cmx270_pci_init_irq(x) __cmx270_pci_init_irq(x)
#define cmx270_pci_suspend(x) __cmx270_pci_suspend(x)
#define cmx270_pci_resume(x) __cmx270_pci_resume(x)
#else
#define cmx270_pci_init_irq() do {} while (0)
#define cmx270_pci_suspend() do {} while (0)
#define cmx270_pci_resume() do {} while (0)
#define cmx270_pci_init_irq(x) do {} while (0)
#define cmx270_pci_suspend(x) do {} while (0)
#define cmx270_pci_resume(x) do {} while (0)
#endif

412
arch/arm/mach-pxa/cm-x270.c
View File

@ -1,7 +1,7 @@
/*
* linux/arch/arm/mach-pxa/cm-x270.c
*
* Copyright (C) 2007 CompuLab, Ltd.
* Copyright (C) 2007, 2008 CompuLab, Ltd.
* Mike Rapoport <mike@compulab.co.il>
*
* This program is free software; you can redistribute it and/or modify
@ -9,43 +9,156 @@
* published by the Free Software Foundation.
*/
#include <linux/types.h>
#include <linux/pm.h>
#include <linux/fb.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/sysdev.h>
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/dm9000.h>
#include <linux/rtc-v3020.h>
#include <linux/serial_8250.h>
#include <video/mbxfb.h>
#include <linux/leds.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/audio.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/ohci.h>
#include <asm/arch/mmc.h>
#include <asm/arch/bitfield.h>
#include <asm/arch/cm-x270.h>
#include <asm/hardware/it8152.h>
#include "generic.h"
#include "cm-x270-pci.h"
/* virtual addresses for statically mapped regions */
#define CMX270_VIRT_BASE (0xe8000000)
#define CMX270_IT8152_VIRT (CMX270_VIRT_BASE)
#define RTC_PHYS_BASE (PXA_CS1_PHYS + (5 << 22))
#define DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22))
static struct resource cmx270_dm9k_resource[] = {
/* GPIO IRQ usage */
#define GPIO10_ETHIRQ (10)
#define GPIO22_IT8152_IRQ (22)
#define GPIO83_MMC_IRQ (83)
#define GPIO95_GFXIRQ (95)
#define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ)
#define CMX270_IT8152_IRQ IRQ_GPIO(GPIO22_IT8152_IRQ)
#define CMX270_MMC_IRQ IRQ_GPIO(GPIO83_MMC_IRQ)
#define CMX270_GFXIRQ IRQ_GPIO(GPIO95_GFXIRQ)
/* MMC power enable */
#define GPIO105_MMC_POWER (105)
static unsigned long cmx270_pin_config[] = {
/* AC'97 */
GPIO28_AC97_BITCLK,
GPIO29_AC97_SDATA_IN_0,
GPIO30_AC97_SDATA_OUT,
GPIO31_AC97_SYNC,
GPIO98_AC97_SYSCLK,
GPIO113_AC97_nRESET,
/* BTUART */
GPIO42_BTUART_RXD,
GPIO43_BTUART_TXD,
GPIO44_BTUART_CTS,
GPIO45_BTUART_RTS,
/* STUART */
GPIO46_STUART_RXD,
GPIO47_STUART_TXD,
/* MCI controller */
GPIO32_MMC_CLK,
GPIO112_MMC_CMD,
GPIO92_MMC_DAT_0,
GPIO109_MMC_DAT_1,
GPIO110_MMC_DAT_2,
GPIO111_MMC_DAT_3,
/* LCD */
GPIO58_LCD_LDD_0,
GPIO59_LCD_LDD_1,
GPIO60_LCD_LDD_2,
GPIO61_LCD_LDD_3,
GPIO62_LCD_LDD_4,
GPIO63_LCD_LDD_5,
GPIO64_LCD_LDD_6,
GPIO65_LCD_LDD_7,
GPIO66_LCD_LDD_8,
GPIO67_LCD_LDD_9,
GPIO68_LCD_LDD_10,
GPIO69_LCD_LDD_11,
GPIO70_LCD_LDD_12,
GPIO71_LCD_LDD_13,
GPIO72_LCD_LDD_14,
GPIO73_LCD_LDD_15,
GPIO74_LCD_FCLK,
GPIO75_LCD_LCLK,
GPIO76_LCD_PCLK,
GPIO77_LCD_BIAS,
/* I2C */
GPIO117_I2C_SCL,
GPIO118_I2C_SDA,
/* SSP1 */
GPIO23_SSP1_SCLK,
GPIO24_SSP1_SFRM,
GPIO25_SSP1_TXD,
GPIO26_SSP1_RXD,
/* SSP2 */
GPIO19_SSP2_SCLK,
GPIO14_SSP2_SFRM,
GPIO87_SSP2_TXD,
GPIO88_SSP2_RXD,
/* PC Card */
GPIO48_nPOE,
GPIO49_nPWE,
GPIO50_nPIOR,
GPIO51_nPIOW,
GPIO85_nPCE_1,
GPIO54_nPCE_2,
GPIO55_nPREG,
GPIO56_nPWAIT,
GPIO57_nIOIS16,
/* SDRAM and local bus */
GPIO15_nCS_1,
GPIO78_nCS_2,
GPIO79_nCS_3,
GPIO80_nCS_4,
GPIO33_nCS_5,
GPIO49_nPWE,
GPIO18_RDY,
/* GPIO */
GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,
GPIO105_GPIO | MFP_LPM_DRIVE_HIGH, /* MMC/SD power */
GPIO53_GPIO, /* PC card reset */
/* NAND controls */
GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
GPIO89_GPIO, /* NAND Ready/Busy */
/* interrupts */
GPIO10_GPIO, /* DM9000 interrupt */
GPIO83_GPIO, /* MMC card detect */
};
#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource cmx270_dm9000_resource[] = {
[0] = {
.start = DM9000_PHYS_BASE,
.end = DM9000_PHYS_BASE + 4,
@ -63,37 +176,45 @@ static struct resource cmx270_dm9k_resource[] = {
}
};
/* for the moment we limit ourselves to 32bit IO until some
* better IO routines can be written and tested
*/
static struct dm9000_plat_data cmx270_dm9k_platdata = {
static struct dm9000_plat_data cmx270_dm9000_platdata = {
.flags = DM9000_PLATF_32BITONLY,
};
/* Ethernet device */
static struct platform_device cmx270_device_dm9k = {
static struct platform_device cmx270_dm9000_device = {
.name = "dm9000",
.id = 0,
.num_resources = ARRAY_SIZE(cmx270_dm9k_resource),
.resource = cmx270_dm9k_resource,
.num_resources = ARRAY_SIZE(cmx270_dm9000_resource),
.resource = cmx270_dm9000_resource,
.dev = {
.platform_data = &cmx270_dm9k_platdata,
.platform_data = &cmx270_dm9000_platdata,
}
};
/* audio device */
static struct platform_device cmx270_audio_device = {
.name = "pxa2xx-ac97",
.id = -1,
};
static void __init cmx270_init_dm9000(void)
{
platform_device_register(&cmx270_dm9000_device);
}
#else
static inline void cmx270_init_dm9000(void) {}
#endif
/* touchscreen controller */
/* UCB1400 touchscreen controller */
#if defined(CONFIG_TOUCHSCREEN_UCB1400) || defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
static struct platform_device cmx270_ts_device = {
.name = "ucb1400_ts",
.id = -1,
};
/* RTC */
static void __init cmx270_init_touchscreen(void)
{
platform_device_register(&cmx270_ts_device);
}
#else
static inline void cmx270_init_touchscreen(void) {}
#endif
/* V3020 RTC */
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
static struct resource cmx270_v3020_resource[] = {
[0] = {
.start = RTC_PHYS_BASE,
@ -116,28 +237,67 @@ static struct platform_device cmx270_rtc_device = {
}
};
/*
* CM-X270 LEDs
*/
static struct platform_device cmx270_led_device = {
.name = "cm-x270-led",
.id = -1,
static void __init cmx270_init_rtc(void)
{
platform_device_register(&cmx270_rtc_device);
}
#else
static inline void cmx270_init_rtc(void) {}
#endif
/* CM-X270 LEDs */
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
static struct gpio_led cmx270_leds[] = {
[0] = {
.name = "cm-x270:red",
.default_trigger = "nand-disk",
.gpio = 93,
.active_low = 1,
},
[1] = {
.name = "cm-x270:green",
.default_trigger = "heartbeat",
.gpio = 94,
.active_low = 1,
},
};
static struct gpio_led_platform_data cmx270_gpio_led_pdata = {
.num_leds = ARRAY_SIZE(cmx270_leds),
.leds = cmx270_leds,
};
static struct platform_device cmx270_led_device = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &cmx270_gpio_led_pdata,
},
};
static void __init cmx270_init_leds(void)
{
platform_device_register(&cmx270_led_device);
}
#else
static inline void cmx270_init_leds(void) {}
#endif
/* 2700G graphics */
#if defined(CONFIG_FB_MBX) || defined(CONFIG_FB_MBX_MODULE)
static u64 fb_dma_mask = ~(u64)0;
static struct resource cmx270_2700G_resource[] = {
/* frame buffer memory including ODFB and External SDRAM */
[0] = {
.start = MARATHON_PHYS,
.end = MARATHON_PHYS + 0x02000000,
.start = PXA_CS2_PHYS,
.end = PXA_CS2_PHYS + 0x01ffffff,
.flags = IORESOURCE_MEM,
},
/* Marathon registers */
[1] = {
.start = MARATHON_PHYS + 0x03fe0000,
.end = MARATHON_PHYS + 0x03ffffff,
.start = PXA_CS2_PHYS + 0x03fe0000,
.end = PXA_CS2_PHYS + 0x03ffffff,
.flags = IORESOURCE_MEM,
},
};
@ -205,44 +365,15 @@ static struct platform_device cmx270_2700G = {
.id = -1,
};
static u64 ata_dma_mask = ~(u64)0;
static struct platform_device cmx270_ata = {
.name = "pata_cm_x270",
.id = -1,
.dev = {
.dma_mask = &ata_dma_mask,
.coherent_dma_mask = 0xffffffff,
},
};
/* platform devices */
static struct platform_device *platform_devices[] __initdata = {
&cmx270_device_dm9k,
&cmx270_audio_device,
&cmx270_rtc_device,
&cmx270_2700G,
&cmx270_led_device,
&cmx270_ts_device,
&cmx270_ata,
};
/* Map PCI companion and IDE/General Purpose CS statically */
static struct map_desc cmx270_io_desc[] __initdata = {
[0] = { /* IDE/general purpose space */
.virtual = CMX270_IDE104_VIRT,
.pfn = __phys_to_pfn(CMX270_IDE104_PHYS),
.length = SZ_64M - SZ_8M,
.type = MT_DEVICE
},
[1] = { /* PCI bridge */
.virtual = CMX270_IT8152_VIRT,
.pfn = __phys_to_pfn(CMX270_IT8152_PHYS),
.length = SZ_64M,
.type = MT_DEVICE
},
};
static void __init cmx270_init_2700G(void)
{
platform_device_register(&cmx270_2700G);
}
#else
static inline void cmx270_init_2700G(void) {}
#endif
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
/*
Display definitions
keep these for backwards compatibility, although symbolic names (as
@ -452,7 +583,16 @@ static int __init cmx270_set_display(char *str)
*/
__setup("monitor=", cmx270_set_display);
static void __init cmx270_init_display(void)
{
set_pxa_fb_info(cmx270_display);
}
#else
static inline void cmx270_init_display(void) {}
#endif
/* PXA27x OHCI controller setup */
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static int cmx270_ohci_init(struct device *dev)
{
/* Set the Power Control Polarity Low */
@ -467,35 +607,37 @@ static struct pxaohci_platform_data cmx270_ohci_platform_data = {
.init = cmx270_ohci_init,
};
static void __init cmx270_init_ohci(void)
{
pxa_set_ohci_info(&cmx270_ohci_platform_data);
}
#else
static inline void cmx270_init_ohci(void) {}
#endif
#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
static int cmx270_mci_init(struct device *dev,
irq_handler_t cmx270_detect_int,
void *data)
{
int err;
/*
* setup GPIO for PXA27x MMC controller
*/
pxa_gpio_mode(GPIO32_MMCCLK_MD);
pxa_gpio_mode(GPIO112_MMCCMD_MD);
pxa_gpio_mode(GPIO92_MMCDAT0_MD);
pxa_gpio_mode(GPIO109_MMCDAT1_MD);
pxa_gpio_mode(GPIO110_MMCDAT2_MD);
pxa_gpio_mode(GPIO111_MMCDAT3_MD);
err = gpio_request(GPIO105_MMC_POWER, "MMC/SD power");
if (err) {
dev_warn(dev, "power gpio unavailable\n");
return err;
}
/* SB-X270 uses GPIO105 as SD power enable */
pxa_gpio_mode(105 | GPIO_OUT);
/* card detect IRQ on GPIO 83 */
pxa_gpio_mode(IRQ_TO_GPIO(CMX270_MMC_IRQ));
gpio_direction_output(GPIO105_MMC_POWER, 0);
err = request_irq(CMX270_MMC_IRQ, cmx270_detect_int,
IRQF_DISABLED | IRQF_TRIGGER_FALLING,
"MMC card detect", data);
if (err)
printk(KERN_ERR "cmx270_mci_init: MMC/SD: can't"
" request MMC card detect IRQ\n");
if (err) {
gpio_free(GPIO105_MMC_POWER);
dev_err(dev, "cmx270_mci_init: MMC/SD: can't"
" request MMC card detect IRQ\n");
}
return err;
}
@ -505,17 +647,18 @@ static void cmx270_mci_setpower(struct device *dev, unsigned int vdd)
struct pxamci_platform_data *p_d = dev->platform_data;
if ((1 << vdd) & p_d->ocr_mask) {
printk(KERN_DEBUG "%s: on\n", __func__);
GPCR(105) = GPIO_bit(105);
dev_dbg(dev, "power on\n");
gpio_set_value(GPIO105_MMC_POWER, 0);
} else {
GPSR(105) = GPIO_bit(105);
printk(KERN_DEBUG "%s: off\n", __func__);
gpio_set_value(GPIO105_MMC_POWER, 1);
dev_dbg(dev, "power off\n");
}
}
static void cmx270_mci_exit(struct device *dev, void *data)
{
free_irq(CMX270_MMC_IRQ, data);
gpio_free(GPIO105_MMC_POWER);
}
static struct pxamci_platform_data cmx270_mci_platform_data = {
@ -525,6 +668,14 @@ static struct pxamci_platform_data cmx270_mci_platform_data = {
.exit = cmx270_mci_exit,
};
static void __init cmx270_init_mmc(void)
{
pxa_set_mci_info(&cmx270_mci_platform_data);
}
#else
static inline void cmx270_init_mmc(void) {}
#endif
#ifdef CONFIG_PM
static unsigned long sleep_save_msc[10];
@ -586,52 +737,63 @@ static int __init cmx270_pm_init(void)
static int __init cmx270_pm_init(void) { return 0; }
#endif
#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)
static void __init cmx270_init_ac97(void)
{
pxa_set_ac97_info(NULL);
}
#else
static inline void cmx270_init_ac97(void) {}
#endif
static void __init cmx270_init(void)
{
cmx270_pm_init();
set_pxa_fb_info(cmx270_display);
pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_pin_config));
/* register CM-X270 platform devices */
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
/* set MCI and OHCI platform parameters */
pxa_set_mci_info(&cmx270_mci_platform_data);
pxa_set_ohci_info(&cmx270_ohci_platform_data);
/* This enables the STUART */
pxa_gpio_mode(GPIO46_STRXD_MD);
pxa_gpio_mode(GPIO47_STTXD_MD);
/* This enables the BTUART */
pxa_gpio_mode(GPIO42_BTRXD_MD);
pxa_gpio_mode(GPIO43_BTTXD_MD);
pxa_gpio_mode(GPIO44_BTCTS_MD);
pxa_gpio_mode(GPIO45_BTRTS_MD);
cmx270_init_dm9000();
cmx270_init_rtc();
cmx270_init_display();
cmx270_init_mmc();
cmx270_init_ohci();
cmx270_init_ac97();
cmx270_init_touchscreen();
cmx270_init_leds();
cmx270_init_2700G();
}
static void __init cmx270_init_irq(void)
{
pxa27x_init_irq();
cmx270_pci_init_irq();
/* Setup interrupt for dm9000 */
pxa_gpio_mode(IRQ_TO_GPIO(CMX270_ETHIRQ));
set_irq_type(CMX270_ETHIRQ, IRQT_RISING);
/* Setup interrupt for 2700G */
pxa_gpio_mode(IRQ_TO_GPIO(CMX270_GFXIRQ));
set_irq_type(CMX270_GFXIRQ, IRQT_FALLING);
cmx270_pci_init_irq(GPIO22_IT8152_IRQ);
}
#ifdef CONFIG_PCI
/* Map PCI companion statically */
static struct map_desc cmx270_io_desc[] __initdata = {
[0] = { /* PCI bridge */
.virtual = CMX270_IT8152_VIRT,
.pfn = __phys_to_pfn(PXA_CS4_PHYS),
.length = SZ_64M,
.type = MT_DEVICE
},
};
static void __init cmx270_map_io(void)
{
pxa_map_io();
iotable_init(cmx270_io_desc, ARRAY_SIZE(cmx270_io_desc));
}
it8152_base_address = CMX270_IT8152_VIRT;
}
#else
static void __init cmx270_map_io(void)
{
pxa_map_io();
}
#endif
MACHINE_START(ARMCORE, "Compulab CM-x270")
.boot_params = 0xa0000100,

2
arch/arm/mach-pxa/corgi.c
View File

@ -36,6 +36,7 @@
#include <asm/mach/irq.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/irda.h>
#include <asm/arch/mmc.h>
@ -464,6 +465,7 @@ static void corgi_irda_transceiver_mode(struct device *dev, int mode)
GPSR(CORGI_GPIO_IR_ON) = GPIO_bit(CORGI_GPIO_IR_ON);
else
GPCR(CORGI_GPIO_IR_ON) = GPIO_bit(CORGI_GPIO_IR_ON);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data corgi_ficp_platform_data = {

7
arch/arm/mach-pxa/corgi_pm.c
View File

@ -26,6 +26,7 @@
#include <asm/arch/sharpsl.h>
#include <asm/arch/corgi.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include "sharpsl.h"
@ -204,7 +205,9 @@ static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
.read_devdata = corgipm_read_devdata,
.charger_wakeup = corgi_charger_wakeup,
.should_wakeup = corgi_should_wakeup,
#ifdef CONFIG_BACKLIGHT_CORGI
.backlight_limit = corgibl_limit_intensity,
#endif
.charge_on_volt = SHARPSL_CHARGE_ON_VOLT,
.charge_on_temp = SHARPSL_CHARGE_ON_TEMP,
.charge_acin_high = SHARPSL_CHARGE_ON_ACIN_HIGH,
@ -226,6 +229,10 @@ static int __devinit corgipm_init(void)
{
int ret;
if (!machine_is_corgi() && !machine_is_shepherd()
&& !machine_is_husky())
return -ENODEV;
corgipm_device = platform_device_alloc("sharpsl-pm", -1);
if (!corgipm_device)
return -ENOMEM;

177
arch/arm/mach-pxa/devices.c
View File

@ -10,11 +10,16 @@
#include <asm/arch/mmc.h>
#include <asm/arch/irda.h>
#include <asm/arch/i2c.h>
#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/ohci.h>
#include <asm/arch/pxa27x_keypad.h>
#include <asm/arch/pxa2xx_spi.h>
#include <asm/arch/camera.h>
#include <asm/arch/audio.h>
#include <asm/arch/pxa3xx_nand.h>
#include "devices.h"
#include "generic.h"
void __init pxa_register_device(struct platform_device *dev, void *data)
{
@ -91,8 +96,19 @@ static struct resource pxa2xx_udc_resources[] = {
static u64 udc_dma_mask = ~(u32)0;
struct platform_device pxa_device_udc = {
.name = "pxa2xx-udc",
struct platform_device pxa25x_device_udc = {
.name = "pxa25x-udc",
.id = -1,
.resource = pxa2xx_udc_resources,
.num_resources = ARRAY_SIZE(pxa2xx_udc_resources),
.dev = {
.platform_data = &pxa_udc_info,
.dma_mask = &udc_dma_mask,
}
};
struct platform_device pxa27x_device_udc = {
.name = "pxa27x-udc",
.id = -1,
.resource = pxa2xx_udc_resources,
.num_resources = ARRAY_SIZE(pxa2xx_udc_resources),
@ -233,8 +249,15 @@ struct platform_device pxa_device_i2c = {
.num_resources = ARRAY_SIZE(pxai2c_resources),
};
static unsigned long pxa27x_i2c_mfp_cfg[] = {
GPIO117_I2C_SCL,
GPIO118_I2C_SDA,
};
void __init pxa_set_i2c_info(struct i2c_pxa_platform_data *info)
{
if (cpu_is_pxa27x())
pxa2xx_mfp_config(ARRAY_AND_SIZE(pxa27x_i2c_mfp_cfg));
pxa_register_device(&pxa_device_i2c, info);
}
@ -278,8 +301,69 @@ struct platform_device pxa_device_rtc = {
.id = -1,
};
static struct resource pxa_ac97_resources[] = {
[0] = {
.start = 0x40500000,
.end = 0x40500000 + 0xfff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_AC97,
.end = IRQ_AC97,
.flags = IORESOURCE_IRQ,
},
};
static u64 pxa_ac97_dmamask = 0xffffffffUL;
struct platform_device pxa_device_ac97 = {
.name = "pxa2xx-ac97",
.id = -1,
.dev = {
.dma_mask = &pxa_ac97_dmamask,
.coherent_dma_mask = 0xffffffff,
},
.num_resources = ARRAY_SIZE(pxa_ac97_resources),
.resource = pxa_ac97_resources,
};
void __init pxa_set_ac97_info(pxa2xx_audio_ops_t *ops)
{
pxa_register_device(&pxa_device_ac97, ops);
}
#ifdef CONFIG_PXA25x
static struct resource pxa25x_resource_pwm0[] = {
[0] = {
.start = 0x40b00000,
.end = 0x40b0000f,
.flags = IORESOURCE_MEM,
},
};
struct platform_device pxa25x_device_pwm0 = {
.name = "pxa25x-pwm",
.id = 0,
.resource = pxa25x_resource_pwm0,
.num_resources = ARRAY_SIZE(pxa25x_resource_pwm0),
};
static struct resource pxa25x_resource_pwm1[] = {
[0] = {
.start = 0x40c00000,
.end = 0x40c0000f,
.flags = IORESOURCE_MEM,
},
};
struct platform_device pxa25x_device_pwm1 = {
.name = "pxa25x-pwm",
.id = 1,
.resource = pxa25x_resource_pwm1,
.num_resources = ARRAY_SIZE(pxa25x_resource_pwm1),
};
static u64 pxa25x_ssp_dma_mask = DMA_BIT_MASK(32);
static struct resource pxa25x_resource_ssp[] = {
@ -568,6 +652,36 @@ struct platform_device pxa27x_device_ssp3 = {
.num_resources = ARRAY_SIZE(pxa27x_resource_ssp3),
};
static struct resource pxa27x_resource_pwm0[] = {
[0] = {
.start = 0x40b00000,
.end = 0x40b0001f,
.flags = IORESOURCE_MEM,
},
};
struct platform_device pxa27x_device_pwm0 = {
.name = "pxa27x-pwm",
.id = 0,
.resource = pxa27x_resource_pwm0,
.num_resources = ARRAY_SIZE(pxa27x_resource_pwm0),
};
static struct resource pxa27x_resource_pwm1[] = {
[0] = {
.start = 0x40c00000,
.end = 0x40c0001f,
.flags = IORESOURCE_MEM,
},
};
struct platform_device pxa27x_device_pwm1 = {
.name = "pxa27x-pwm",
.id = 1,
.resource = pxa27x_resource_pwm1,
.num_resources = ARRAY_SIZE(pxa27x_resource_pwm1),
};
static struct resource pxa27x_resource_camera[] = {
[0] = {
.start = 0x50000000,
@ -718,4 +832,63 @@ void __init pxa3xx_set_mci3_info(struct pxamci_platform_data *info)
pxa_register_device(&pxa3xx_device_mci3, info);
}
static struct resource pxa3xx_resources_nand[] = {
[0] = {
.start = 0x43100000,
.end = 0x43100053,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_NAND,
.end = IRQ_NAND,
.flags = IORESOURCE_IRQ,
},
[2] = {
/* DRCMR for Data DMA */
.start = 97,
.end = 97,
.flags = IORESOURCE_DMA,
},
[3] = {
/* DRCMR for Command DMA */
.start = 99,
.end = 99,
.flags = IORESOURCE_DMA,
},
};
static u64 pxa3xx_nand_dma_mask = DMA_BIT_MASK(32);
struct platform_device pxa3xx_device_nand = {
.name = "pxa3xx-nand",
.id = -1,
.dev = {
.dma_mask = &pxa3xx_nand_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.num_resources = ARRAY_SIZE(pxa3xx_resources_nand),
.resource = pxa3xx_resources_nand,
};
void __init pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info)
{
pxa_register_device(&pxa3xx_device_nand, info);
}
#endif /* CONFIG_PXA3xx */
/* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1.
* See comment in arch/arm/mach-pxa/ssp.c::ssp_probe() */
void __init pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_master *info)
{
struct platform_device *pd;
pd = platform_device_alloc("pxa2xx-spi", id);
if (pd == NULL) {
printk(KERN_ERR "pxa2xx-spi: failed to allocate device id %d\n",
id);
return;
}
pd->dev.platform_data = info;
platform_device_add(pd);
}

11
arch/arm/mach-pxa/devices.h
View File

@ -1,7 +1,8 @@
extern struct platform_device pxa_device_mci;
extern struct platform_device pxa3xx_device_mci2;
extern struct platform_device pxa3xx_device_mci3;
extern struct platform_device pxa_device_udc;
extern struct platform_device pxa25x_device_udc;
extern struct platform_device pxa27x_device_udc;
extern struct platform_device pxa_device_fb;
extern struct platform_device pxa_device_ffuart;
extern struct platform_device pxa_device_btuart;
@ -11,6 +12,7 @@ extern struct platform_device pxa_device_i2c;
extern struct platform_device pxa_device_i2s;
extern struct platform_device pxa_device_ficp;
extern struct platform_device pxa_device_rtc;
extern struct platform_device pxa_device_ac97;
extern struct platform_device pxa27x_device_i2c_power;
extern struct platform_device pxa27x_device_ohci;
@ -24,4 +26,11 @@ extern struct platform_device pxa27x_device_ssp2;
extern struct platform_device pxa27x_device_ssp3;
extern struct platform_device pxa3xx_device_ssp4;
extern struct platform_device pxa25x_device_pwm0;
extern struct platform_device pxa25x_device_pwm1;
extern struct platform_device pxa27x_device_pwm0;
extern struct platform_device pxa27x_device_pwm1;
extern struct platform_device pxa3xx_device_nand;
void __init pxa_register_device(struct platform_device *dev, void *data);

56
arch/arm/mach-pxa/e400_lcd.c Normal file
View File

@ -0,0 +1,56 @@
/*
* e400_lcd.c
*
* (c) 2005 Ian Molton <spyro@f2s.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <asm/mach-types.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxafb.h>
static struct pxafb_mode_info e400_pxafb_mode_info = {
.pixclock = 140703,
.xres = 240,
.yres = 320,
.bpp = 16,
.hsync_len = 4,
.left_margin = 28,
.right_margin = 8,
.vsync_len = 3,
.upper_margin = 5,
.lower_margin = 6,
.sync = 0,
};
static struct pxafb_mach_info e400_pxafb_mach_info = {
.modes = &e400_pxafb_mode_info,
.num_modes = 1,
.lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
.lccr3 = 0,
.pxafb_backlight_power = NULL,
};
static int __init e400_lcd_init(void)
{
if (!machine_is_e400())
return -ENODEV;
set_pxa_fb_info(&e400_pxafb_mach_info);
return 0;
}
module_init(e400_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e400 lcd driver");
MODULE_LICENSE("GPLv2");

123
arch/arm/mach-pxa/e740_lcd.c Normal file
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@ -0,0 +1,123 @@
/* e740_lcd.c
*
* This file contains the definitions for the LCD timings and functions
* to control the LCD power / frontlighting via the w100fb driver.
*
* (c) 2005 Ian Molton <spyro@f2s.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/module.h>
#include <linux/device.h>
#include <linux/fb.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <video/w100fb.h>
/*
**potential** shutdown routine - to be investigated
devmem2 0x0c010528 w 0xff3fff00
devmem2 0x0c010190 w 0x7FFF8000
devmem2 0x0c0101b0 w 0x00FF0000
devmem2 0x0c01008c w 0x00000000
devmem2 0x0c010080 w 0x000000bf
devmem2 0x0c010098 w 0x00000015
devmem2 0x0c010088 w 0x4b000204
devmem2 0x0c010098 w 0x0000001d
*/
static struct w100_gen_regs e740_lcd_regs = {
.lcd_format = 0x00008023,
.lcdd_cntl1 = 0x0f000000,
.lcdd_cntl2 = 0x0003ffff,
.genlcd_cntl1 = 0x00ffff03,
.genlcd_cntl2 = 0x003c0f03,
.genlcd_cntl3 = 0x000143aa,
};
static struct w100_mode e740_lcd_mode = {
.xres = 240,
.yres = 320,
.left_margin = 20,
.right_margin = 28,
.upper_margin = 9,
.lower_margin = 8,
.crtc_ss = 0x80140013,
.crtc_ls = 0x81150110,
.crtc_gs = 0x80050005,
.crtc_vpos_gs = 0x000a0009,
.crtc_rev = 0x0040010a,
.crtc_dclk = 0xa906000a,
.crtc_gclk = 0x80050108,
.crtc_goe = 0x80050108,
.pll_freq = 57,
.pixclk_divider = 4,
.pixclk_divider_rotated = 4,
.pixclk_src = CLK_SRC_XTAL,
.sysclk_divider = 1,
.sysclk_src = CLK_SRC_PLL,
.crtc_ps1_active = 0x41060010,
};
static struct w100_gpio_regs e740_w100_gpio_info = {
.init_data1 = 0x21002103,
.gpio_dir1 = 0xffffdeff,
.gpio_oe1 = 0x03c00643,
.init_data2 = 0x003f003f,
.gpio_dir2 = 0xffffffff,
.gpio_oe2 = 0x000000ff,
};
static struct w100fb_mach_info e740_fb_info = {
.modelist = &e740_lcd_mode,
.num_modes = 1,
.regs = &e740_lcd_regs,
.gpio = &e740_w100_gpio_info,
.xtal_freq = 14318000,
.xtal_dbl = 1,
};
static struct resource e740_fb_resources[] = {
[0] = {
.start = 0x0c000000,
.end = 0x0cffffff,
.flags = IORESOURCE_MEM,
},
};
/* ----------------------- device declarations -------------------------- */
static struct platform_device e740_fb_device = {
.name = "w100fb",
.id = -1,
.dev = {
.platform_data = &e740_fb_info,
},
.num_resources = ARRAY_SIZE(e740_fb_resources),
.resource = e740_fb_resources,
};
static int e740_lcd_init(void)
{
int ret;
if (!machine_is_e740())
return -ENODEV;
return platform_device_register(&e740_fb_device);
}
module_init(e740_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e740 lcd driver");
MODULE_LICENSE("GPLv2");

109
arch/arm/mach-pxa/e750_lcd.c Normal file
View File

@ -0,0 +1,109 @@
/* e750_lcd.c
*
* This file contains the definitions for the LCD timings and functions
* to control the LCD power / frontlighting via the w100fb driver.
*
* (c) 2005 Ian Molton <spyro@f2s.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/module.h>
#include <linux/device.h>
#include <linux/fb.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <video/w100fb.h>
static struct w100_gen_regs e750_lcd_regs = {
.lcd_format = 0x00008003,
.lcdd_cntl1 = 0x00000000,
.lcdd_cntl2 = 0x0003ffff,
.genlcd_cntl1 = 0x00fff003,
.genlcd_cntl2 = 0x003c0f03,
.genlcd_cntl3 = 0x000143aa,
};
static struct w100_mode e750_lcd_mode = {
.xres = 240,
.yres = 320,
.left_margin = 21,
.right_margin = 22,
.upper_margin = 5,
.lower_margin = 4,
.crtc_ss = 0x80150014,
.crtc_ls = 0x8014000d,
.crtc_gs = 0xc1000005,
.crtc_vpos_gs = 0x00020147,
.crtc_rev = 0x0040010a,
.crtc_dclk = 0xa1700030,
.crtc_gclk = 0x80cc0015,
.crtc_goe = 0x80cc0015,
.crtc_ps1_active = 0x61060017,
.pll_freq = 57,
.pixclk_divider = 4,
.pixclk_divider_rotated = 4,
.pixclk_src = CLK_SRC_XTAL,
.sysclk_divider = 1,
.sysclk_src = CLK_SRC_PLL,
};
static struct w100_gpio_regs e750_w100_gpio_info = {
.init_data1 = 0x01192f1b,
.gpio_dir1 = 0xd5ffdeff,
.gpio_oe1 = 0x000020bf,
.init_data2 = 0x010f010f,
.gpio_dir2 = 0xffffffff,
.gpio_oe2 = 0x000001cf,
};
static struct w100fb_mach_info e750_fb_info = {
.modelist = &e750_lcd_mode,
.num_modes = 1,
.regs = &e750_lcd_regs,
.gpio = &e750_w100_gpio_info,
.xtal_freq = 14318000,
.xtal_dbl = 1,
};
static struct resource e750_fb_resources[] = {
[0] = {
.start = 0x0c000000,
.end = 0x0cffffff,
.flags = IORESOURCE_MEM,
},
};
/* ----------------------- device declarations -------------------------- */
static struct platform_device e750_fb_device = {
.name = "w100fb",
.id = -1,
.dev = {
.platform_data = &e750_fb_info,
},
.num_resources = ARRAY_SIZE(e750_fb_resources),
.resource = e750_fb_resources,
};
static int e750_lcd_init(void)
{
if (!machine_is_e750())
return -ENODEV;
return platform_device_register(&e750_fb_device);
}
module_init(e750_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e750 lcd driver");
MODULE_LICENSE("GPLv2");

159
arch/arm/mach-pxa/e800_lcd.c Normal file
View File

@ -0,0 +1,159 @@
/* e800_lcd.c
*
* This file contains the definitions for the LCD timings and functions
* to control the LCD power / frontlighting via the w100fb driver.
*
* (c) 2005 Ian Molton <spyro@f2s.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/module.h>
#include <linux/device.h>
#include <linux/fb.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <video/w100fb.h>
static struct w100_gen_regs e800_lcd_regs = {
.lcd_format = 0x00008003,
.lcdd_cntl1 = 0x02a00000,
.lcdd_cntl2 = 0x0003ffff,
.genlcd_cntl1 = 0x000ff2a3,
.genlcd_cntl2 = 0x000002a3,
.genlcd_cntl3 = 0x000102aa,
};
static struct w100_mode e800_lcd_mode[2] = {
[0] = {
.xres = 480,
.yres = 640,
.left_margin = 52,
.right_margin = 148,
.upper_margin = 2,
.lower_margin = 6,
.crtc_ss = 0x80350034,
.crtc_ls = 0x802b0026,
.crtc_gs = 0x80160016,
.crtc_vpos_gs = 0x00020003,
.crtc_rev = 0x0040001d,
.crtc_dclk = 0xe0000000,
.crtc_gclk = 0x82a50049,
.crtc_goe = 0x80ee001c,
.crtc_ps1_active = 0x00000000,
.pll_freq = 128,
.pixclk_divider = 4,
.pixclk_divider_rotated = 6,
.pixclk_src = CLK_SRC_PLL,
.sysclk_divider = 0,
.sysclk_src = CLK_SRC_PLL,
},
[1] = {
.xres = 240,
.yres = 320,
.left_margin = 15,
.right_margin = 88,
.upper_margin = 0,
.lower_margin = 7,
.crtc_ss = 0xd010000f,
.crtc_ls = 0x80070003,
.crtc_gs = 0x80000000,
.crtc_vpos_gs = 0x01460147,
.crtc_rev = 0x00400003,
.crtc_dclk = 0xa1700030,
.crtc_gclk = 0x814b0008,
.crtc_goe = 0x80cc0015,
.crtc_ps1_active = 0x00000000,
.pll_freq = 100,
.pixclk_divider = 6, /* Wince uses 14 which gives a 7MHz pclk. */
.pixclk_divider_rotated = 6, /* we want a 14MHz one (much nicer to look at) */
.pixclk_src = CLK_SRC_PLL,
.sysclk_divider = 0,
.sysclk_src = CLK_SRC_PLL,
}
};
static struct w100_gpio_regs e800_w100_gpio_info = {
.init_data1 = 0xc13fc019,
.gpio_dir1 = 0x3e40df7f,
.gpio_oe1 = 0x003c3000,
.init_data2 = 0x00000000,
.gpio_dir2 = 0x00000000,
.gpio_oe2 = 0x00000000,
};
static struct w100_mem_info e800_w100_mem_info = {
.ext_cntl = 0x09640011,
.sdram_mode_reg = 0x00600021,
.ext_timing_cntl = 0x10001545,
.io_cntl = 0x7ddd7333,
.size = 0x1fffff,
};
static void e800_tg_change(struct w100fb_par *par)
{
unsigned long tmp;
tmp = w100fb_gpio_read(W100_GPIO_PORT_A);
if (par->mode->xres == 480)
tmp |= 0x100;
else
tmp &= ~0x100;
w100fb_gpio_write(W100_GPIO_PORT_A, tmp);
}
static struct w100_tg_info e800_tg_info = {
.change = e800_tg_change,
};
static struct w100fb_mach_info e800_fb_info = {
.modelist = e800_lcd_mode,
.num_modes = 2,
.regs = &e800_lcd_regs,
.gpio = &e800_w100_gpio_info,
.mem = &e800_w100_mem_info,
.tg = &e800_tg_info,
.xtal_freq = 16000000,
};
static struct resource e800_fb_resources[] = {
[0] = {
.start = 0x0c000000,
.end = 0x0cffffff,
.flags = IORESOURCE_MEM,
},
};
/* ----------------------- device declarations -------------------------- */
static struct platform_device e800_fb_device = {
.name = "w100fb",
.id = -1,
.dev = {
.platform_data = &e800_fb_info,
},
.num_resources = ARRAY_SIZE(e800_fb_resources),
.resource = e800_fb_resources,
};
static int e800_lcd_init(void)
{
if (!machine_is_e800())
return -ENODEV;
return platform_device_register(&e800_fb_device);
}
module_init(e800_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e800 lcd driver");
MODULE_LICENSE("GPLv2");

387
arch/arm/mach-pxa/em-x270.c
View File

@ -1,7 +1,7 @@
/*
* Support for CompuLab EM-x270 platform
* Support for CompuLab EM-X270 platform
*
* Copyright (C) 2007 CompuLab, Ltd.
* Copyright (C) 2007, 2008 CompuLab, Ltd.
* Author: Mike Rapoport <mike@compulab.co.il>
*
* This program is free software; you can redistribute it and/or modify
@ -14,29 +14,159 @@
#include <linux/dm9000.h>
#include <linux/rtc-v3020.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/pxa27x-udc.h>
#include <asm/arch/audio.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/ohci.h>
#include <asm/arch/mmc.h>
#include <asm/arch/bitfield.h>
#include <asm/arch/pxa27x_keypad.h>
#include "generic.h"
/* GPIO IRQ usage */
#define EM_X270_MMC_PD (105)
#define EM_X270_ETHIRQ IRQ_GPIO(41)
#define EM_X270_MMC_IRQ IRQ_GPIO(13)
#define GPIO41_ETHIRQ (41)
#define GPIO13_MMC_CD (13)
#define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ)
#define EM_X270_MMC_CD IRQ_GPIO(GPIO13_MMC_CD)
static struct resource em_x270_dm9k_resource[] = {
/* NAND control GPIOs */
#define GPIO11_NAND_CS (11)
#define GPIO56_NAND_RB (56)
static unsigned long em_x270_pin_config[] = {
/* AC'97 */
GPIO28_AC97_BITCLK,
GPIO29_AC97_SDATA_IN_0,
GPIO30_AC97_SDATA_OUT,
GPIO31_AC97_SYNC,
GPIO98_AC97_SYSCLK,
GPIO113_AC97_nRESET,
/* BTUART */
GPIO42_BTUART_RXD,
GPIO43_BTUART_TXD,
GPIO44_BTUART_CTS,
GPIO45_BTUART_RTS,
/* STUART */
GPIO46_STUART_RXD,
GPIO47_STUART_TXD,
/* MCI controller */
GPIO32_MMC_CLK,
GPIO112_MMC_CMD,
GPIO92_MMC_DAT_0,
GPIO109_MMC_DAT_1,
GPIO110_MMC_DAT_2,
GPIO111_MMC_DAT_3,
/* LCD */
GPIO58_LCD_LDD_0,
GPIO59_LCD_LDD_1,
GPIO60_LCD_LDD_2,
GPIO61_LCD_LDD_3,
GPIO62_LCD_LDD_4,
GPIO63_LCD_LDD_5,
GPIO64_LCD_LDD_6,
GPIO65_LCD_LDD_7,
GPIO66_LCD_LDD_8,
GPIO67_LCD_LDD_9,
GPIO68_LCD_LDD_10,
GPIO69_LCD_LDD_11,
GPIO70_LCD_LDD_12,
GPIO71_LCD_LDD_13,
GPIO72_LCD_LDD_14,
GPIO73_LCD_LDD_15,
GPIO74_LCD_FCLK,
GPIO75_LCD_LCLK,
GPIO76_LCD_PCLK,
GPIO77_LCD_BIAS,
/* QCI */
GPIO84_CIF_FV,
GPIO25_CIF_LV,
GPIO53_CIF_MCLK,
GPIO54_CIF_PCLK,
GPIO81_CIF_DD_0,
GPIO55_CIF_DD_1,
GPIO51_CIF_DD_2,
GPIO50_CIF_DD_3,
GPIO52_CIF_DD_4,
GPIO48_CIF_DD_5,
GPIO17_CIF_DD_6,
GPIO12_CIF_DD_7,
/* I2C */
GPIO117_I2C_SCL,
GPIO118_I2C_SDA,
/* Keypad */
GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
GPIO103_KP_MKOUT_0,
GPIO104_KP_MKOUT_1,
GPIO105_KP_MKOUT_2,
GPIO106_KP_MKOUT_3,
GPIO107_KP_MKOUT_4,
GPIO108_KP_MKOUT_5,
GPIO96_KP_MKOUT_6,
GPIO22_KP_MKOUT_7,
/* SSP1 */
GPIO26_SSP1_RXD,
GPIO23_SSP1_SCLK,
GPIO24_SSP1_SFRM,
GPIO57_SSP1_TXD,
/* SSP2 */
GPIO19_SSP2_SCLK,
GPIO14_SSP2_SFRM,
GPIO89_SSP2_TXD,
GPIO88_SSP2_RXD,
/* SDRAM and local bus */
GPIO15_nCS_1,
GPIO78_nCS_2,
GPIO79_nCS_3,
GPIO80_nCS_4,
GPIO49_nPWE,
GPIO18_RDY,
/* GPIO */
GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
/* power controls */
GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */
GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */
/* NAND controls */
GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
GPIO56_GPIO, /* NAND Ready/Busy */
/* interrupts */
GPIO13_GPIO, /* MMC card detect */
GPIO41_GPIO, /* DM9000 interrupt */
};
#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource em_x270_dm9000_resource[] = {
[0] = {
.start = PXA_CS2_PHYS,
.end = PXA_CS2_PHYS + 3,
@ -54,38 +184,30 @@ static struct resource em_x270_dm9k_resource[] = {
}
};
/* for the moment we limit ourselves to 32bit IO until some
* better IO routines can be written and tested
*/
static struct dm9000_plat_data em_x270_dm9k_platdata = {
static struct dm9000_plat_data em_x270_dm9000_platdata = {
.flags = DM9000_PLATF_32BITONLY,
};
/* Ethernet device */
static struct platform_device em_x270_dm9k = {
static struct platform_device em_x270_dm9000 = {
.name = "dm9000",
.id = 0,
.num_resources = ARRAY_SIZE(em_x270_dm9k_resource),
.resource = em_x270_dm9k_resource,
.num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
.resource = em_x270_dm9000_resource,
.dev = {
.platform_data = &em_x270_dm9k_platdata,
.platform_data = &em_x270_dm9000_platdata,
}
};
/* audio device */
static struct platform_device em_x270_audio = {
.name = "pxa2xx-ac97",
.id = -1,
};
static void __init em_x270_init_dm9000(void)
{
platform_device_register(&em_x270_dm9000);
}
#else
static inline void em_x270_init_dm9000(void) {}
#endif
/* WM9712 touchscreen controller. Hopefully the driver will make it to
* the mainstream sometime */
static struct platform_device em_x270_ts = {
.name = "wm97xx-ts",
.id = -1,
};
/* RTC */
/* V3020 RTC */
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
static struct resource em_x270_v3020_resource[] = {
[0] = {
.start = PXA_CS4_PHYS,
@ -108,20 +230,26 @@ static struct platform_device em_x270_rtc = {
}
};
/* NAND flash */
#define GPIO_NAND_CS (11)
#define GPIO_NAND_RB (56)
static void __init em_x270_init_rtc(void)
{
platform_device_register(&em_x270_rtc);
}
#else
static inline void em_x270_init_rtc(void) {}
#endif
/* NAND flash */
#if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
static inline void nand_cs_on(void)
{
GPCR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS);
gpio_set_value(GPIO11_NAND_CS, 0);
}
static void nand_cs_off(void)
{
dsb();
GPSR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS);
gpio_set_value(GPIO11_NAND_CS, 1);
}
/* hardware specific access to control-lines */
@ -161,7 +289,7 @@ static int em_x270_nand_device_ready(struct mtd_info *mtd)
{
dsb();
return GPLR(GPIO_NAND_RB) & GPIO_bit(GPIO_NAND_RB);
return gpio_get_value(GPIO56_NAND_RB);
}
static struct mtd_partition em_x270_partition_info[] = {
@ -214,17 +342,35 @@ static struct platform_device em_x270_nand = {
}
};
/* platform devices */
static struct platform_device *platform_devices[] __initdata = {
&em_x270_dm9k,
&em_x270_audio,
&em_x270_ts,
&em_x270_rtc,
&em_x270_nand,
};
static void __init em_x270_init_nand(void)
{
int err;
err = gpio_request(GPIO11_NAND_CS, "NAND CS");
if (err) {
pr_warning("EM-X270: failed to request NAND CS gpio\n");
return;
}
gpio_direction_output(GPIO11_NAND_CS, 1);
err = gpio_request(GPIO56_NAND_RB, "NAND R/B");
if (err) {
pr_warning("EM-X270: failed to request NAND R/B gpio\n");
gpio_free(GPIO11_NAND_CS);
return;
}
gpio_direction_input(GPIO56_NAND_RB);
platform_device_register(&em_x270_nand);
}
#else
static inline void em_x270_init_nand(void) {}
#endif
/* PXA27x OHCI controller setup */
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static int em_x270_ohci_init(struct device *dev)
{
/* Set the Power Control Polarity Low */
@ -242,27 +388,23 @@ static struct pxaohci_platform_data em_x270_ohci_platform_data = {
.init = em_x270_ohci_init,
};
static void __init em_x270_init_ohci(void)
{
pxa_set_ohci_info(&em_x270_ohci_platform_data);
}
#else
static inline void em_x270_init_ohci(void) {}
#endif
/* MCI controller setup */
#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
static int em_x270_mci_init(struct device *dev,
irq_handler_t em_x270_detect_int,
void *data)
{
int err;
/* setup GPIO for PXA27x MMC controller */
pxa_gpio_mode(GPIO32_MMCCLK_MD);
pxa_gpio_mode(GPIO112_MMCCMD_MD);
pxa_gpio_mode(GPIO92_MMCDAT0_MD);
pxa_gpio_mode(GPIO109_MMCDAT1_MD);
pxa_gpio_mode(GPIO110_MMCDAT2_MD);
pxa_gpio_mode(GPIO111_MMCDAT3_MD);
/* EM-X270 uses GPIO13 as SD power enable */
pxa_gpio_mode(EM_X270_MMC_PD | GPIO_OUT);
err = request_irq(EM_X270_MMC_IRQ, em_x270_detect_int,
IRQF_DISABLED | IRQF_TRIGGER_FALLING,
"MMC card detect", data);
int err = request_irq(EM_X270_MMC_CD, em_x270_detect_int,
IRQF_DISABLED | IRQF_TRIGGER_FALLING,
"MMC card detect", data);
if (err) {
printk(KERN_ERR "%s: can't request MMC card detect IRQ: %d\n",
__func__, err);
@ -284,7 +426,8 @@ static void em_x270_mci_setpower(struct device *dev, unsigned int vdd)
static void em_x270_mci_exit(struct device *dev, void *data)
{
free_irq(EM_X270_MMC_IRQ, data);
int irq = gpio_to_irq(GPIO13_MMC_CD);
free_irq(irq, data);
}
static struct pxamci_platform_data em_x270_mci_platform_data = {
@ -294,7 +437,16 @@ static struct pxamci_platform_data em_x270_mci_platform_data = {
.exit = em_x270_mci_exit,
};
static void __init em_x270_init_mmc(void)
{
pxa_set_mci_info(&em_x270_mci_platform_data);
}
#else
static inline void em_x270_init_mmc(void) {}
#endif
/* LCD 480x640 */
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct pxafb_mode_info em_x270_lcd_mode = {
.pixclock = 50000,
.bpp = 16,
@ -312,39 +464,96 @@ static struct pxafb_mode_info em_x270_lcd_mode = {
static struct pxafb_mach_info em_x270_lcd = {
.modes = &em_x270_lcd_mode,
.num_modes = 1,
.cmap_inverse = 0,
.cmap_static = 0,
.lccr0 = LCCR0_PAS,
.lccr3 = LCCR3_PixClkDiv(0x01) | LCCR3_Acb(0xff),
.lcd_conn = LCD_COLOR_TFT_16BPP,
};
static void __init em_x270_init_lcd(void)
{
set_pxa_fb_info(&em_x270_lcd);
}
#else
static inline void em_x270_init_lcd(void) {}
#endif
#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)
static void __init em_x270_init_ac97(void)
{
pxa_set_ac97_info(NULL);
}
#else
static inline void em_x270_init_ac97(void) {}
#endif
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static unsigned int em_x270_matrix_keys[] = {
KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
};
struct pxa27x_keypad_platform_data em_x270_keypad_info = {
/* code map for the matrix keys */
.matrix_key_rows = 3,
.matrix_key_cols = 3,
.matrix_key_map = em_x270_matrix_keys,
.matrix_key_map_size = ARRAY_SIZE(em_x270_matrix_keys),
};
static void __init em_x270_init_keypad(void)
{
pxa_set_keypad_info(&em_x270_keypad_info);
}
#else
static inline void em_x270_init_keypad(void) {}
#endif
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
static struct gpio_keys_button gpio_keys_button[] = {
[0] = {
.desc = "sleep/wakeup",
.code = KEY_SUSPEND,
.type = EV_PWR,
.gpio = 1,
.wakeup = 1,
},
};
static struct gpio_keys_platform_data em_x270_gpio_keys_data = {
.buttons = gpio_keys_button,
.nbuttons = 1,
};
static struct platform_device em_x270_gpio_keys = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &em_x270_gpio_keys_data,
},
};
static void __init em_x270_init_gpio_keys(void)
{
platform_device_register(&em_x270_gpio_keys);
}
#else
static inline void em_x270_init_gpio_keys(void) {}
#endif
static void __init em_x270_init(void)
{
/* setup LCD */
set_pxa_fb_info(&em_x270_lcd);
pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
/* register EM-X270 platform devices */
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
/* set MCI and OHCI platform parameters */
pxa_set_mci_info(&em_x270_mci_platform_data);
pxa_set_ohci_info(&em_x270_ohci_platform_data);
/* setup STUART GPIOs */
pxa_gpio_mode(GPIO46_STRXD_MD);
pxa_gpio_mode(GPIO47_STTXD_MD);
/* setup BTUART GPIOs */
pxa_gpio_mode(GPIO42_BTRXD_MD);
pxa_gpio_mode(GPIO43_BTTXD_MD);
pxa_gpio_mode(GPIO44_BTCTS_MD);
pxa_gpio_mode(GPIO45_BTRTS_MD);
/* Setup interrupt for dm9000 */
set_irq_type(EM_X270_ETHIRQ, IRQT_RISING);
em_x270_init_dm9000();
em_x270_init_rtc();
em_x270_init_nand();
em_x270_init_lcd();
em_x270_init_mmc();
em_x270_init_ohci();
em_x270_init_keypad();
em_x270_init_gpio_keys();
em_x270_init_ac97();
}
MACHINE_START(EM_X270, "Compulab EM-x270")
MACHINE_START(EM_X270, "Compulab EM-X270")
.boot_params = 0xa0000100,
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,

15
arch/arm/mach-pxa/eseries.c
View File

@ -17,7 +17,7 @@
#include <asm/arch/hardware.h>
#include <asm/mach-types.h>
#include <generic.h>
#include "generic.h"
/* Only e800 has 128MB RAM */
static void __init eseries_fixup(struct machine_desc *desc,
@ -47,6 +47,19 @@ MACHINE_START(E330, "Toshiba e330")
MACHINE_END
#endif
#ifdef CONFIG_MACH_E350
MACHINE_START(E350, "Toshiba e350")
/* Maintainer: Ian Molton (spyro@f2s.com) */
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa25x_init_irq,
.fixup = eseries_fixup,
.timer = &pxa_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_E740
MACHINE_START(E740, "Toshiba e740")
/* Maintainer: Ian Molton (spyro@f2s.com) */

57
arch/arm/mach-pxa/eseries_udc.c Normal file
View File

@ -0,0 +1,57 @@
/*
* UDC functions for the Toshiba e-series PDAs
*
* Copyright (c) Ian Molton 2003
*
* This file is licensed under
* the terms of the GNU General Public License version 2. This program
* is licensed "as is" without any warranty of any kind, whether express
* or implied.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
#include <asm/arch/udc.h>
#include <asm/arch/eseries-gpio.h>
#include <asm/arch/hardware.h>
#include <asm/arch/pxa-regs.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <asm/domain.h>
/* local PXA generic code */
#include "generic.h"
static struct pxa2xx_udc_mach_info e7xx_udc_mach_info = {
.gpio_vbus = GPIO_E7XX_USB_DISC,
.gpio_pullup = GPIO_E7XX_USB_PULLUP,
.gpio_pullup_inverted = 1
};
static struct pxa2xx_udc_mach_info e800_udc_mach_info = {
.gpio_vbus = GPIO_E800_USB_DISC,
.gpio_pullup = GPIO_E800_USB_PULLUP,
.gpio_pullup_inverted = 1
};
static int __init eseries_udc_init(void)
{
if (machine_is_e330() || machine_is_e350() ||
machine_is_e740() || machine_is_e750() ||
machine_is_e400())
pxa_set_udc_info(&e7xx_udc_mach_info);
else if (machine_is_e800())
pxa_set_udc_info(&e800_udc_mach_info);
return 0;
}
module_init(eseries_udc_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("eseries UDC support");
MODULE_LICENSE("GPLv2");

220
arch/arm/mach-pxa/ezx.c Normal file
View File

@ -0,0 +1,220 @@
/*
* ezx.c - Common code for the EZX platform.
*
* Copyright (C) 2005-2006 Harald Welte <laforge@openezx.org>,
* 2007-2008 Daniel Ribeiro <drwyrm@gmail.com>,
* 2007-2008 Stefan Schmidt <stefan@datenfreihafen.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/pwm_backlight.h>
#include <asm/setup.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/ohci.h>
#include <asm/arch/i2c.h>
#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "devices.h"
#include "generic.h"
static struct platform_pwm_backlight_data ezx_backlight_data = {
.pwm_id = 0,
.max_brightness = 1023,
.dft_brightness = 1023,
.pwm_period_ns = 78770,
};
static struct platform_device ezx_backlight_device = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &ezx_backlight_data,
},
};
static struct pxafb_mode_info mode_ezx_old = {
.pixclock = 150000,
.xres = 240,
.yres = 320,
.bpp = 16,
.hsync_len = 10,
.left_margin = 20,
.right_margin = 10,
.vsync_len = 2,
.upper_margin = 3,
.lower_margin = 2,
.sync = 0,
};
static struct pxafb_mach_info ezx_fb_info_1 = {
.modes = &mode_ezx_old,
.num_modes = 1,
.lcd_conn = LCD_COLOR_TFT_16BPP,
};
static struct pxafb_mode_info mode_72r89803y01 = {
.pixclock = 192308,
.xres = 240,
.yres = 320,
.bpp = 32,
.depth = 18,
.hsync_len = 10,
.left_margin = 20,
.right_margin = 10,
.vsync_len = 2,
.upper_margin = 3,
.lower_margin = 2,
.sync = 0,
};
static struct pxafb_mach_info ezx_fb_info_2 = {
.modes = &mode_72r89803y01,
.num_modes = 1,
.lcd_conn = LCD_COLOR_TFT_18BPP,
};
static struct platform_device *devices[] __initdata = {
&ezx_backlight_device,
};
static unsigned long ezx_pin_config[] __initdata = {
/* PWM backlight */
GPIO16_PWM0_OUT,
/* BTUART */
GPIO42_BTUART_RXD,
GPIO43_BTUART_TXD,
GPIO44_BTUART_CTS,
GPIO45_BTUART_RTS,
/* STUART */
GPIO46_STUART_RXD,
GPIO47_STUART_TXD,
/* For A780 support (connected with Neptune GSM chip) */
GPIO30_USB_P3_2, /* ICL_TXENB */
GPIO31_USB_P3_6, /* ICL_VPOUT */
GPIO90_USB_P3_5, /* ICL_VPIN */
GPIO91_USB_P3_1, /* ICL_XRXD */
GPIO56_USB_P3_4, /* ICL_VMOUT */
GPIO113_USB_P3_3, /* /ICL_VMIN */
};
static void __init ezx_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(ezx_pin_config));
pxa_set_i2c_info(NULL);
if (machine_is_ezx_a780() || machine_is_ezx_e680())
set_pxa_fb_info(&ezx_fb_info_1);
else
set_pxa_fb_info(&ezx_fb_info_2);
platform_add_devices(devices, ARRAY_SIZE(devices));
}
static void __init ezx_fixup(struct machine_desc *desc, struct tag *tags,
char **cmdline, struct meminfo *mi)
{
/* We have two ram chips. First one with 32MB at 0xA0000000 and a second
* 16MB one at 0xAC000000
*/
mi->nr_banks = 2;
mi->bank[0].start = 0xa0000000;
mi->bank[0].node = 0;
mi->bank[0].size = (32*1024*1024);
mi->bank[1].start = 0xac000000;
mi->bank[1].node = 1;
mi->bank[1].size = (16*1024*1024);
}
#ifdef CONFIG_MACH_EZX_A780
MACHINE_START(EZX_A780, "Motorola EZX A780")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.fixup = ezx_fixup,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
.init_machine = &ezx_init,
MACHINE_END
#endif
#ifdef CONFIG_MACH_EZX_E680
MACHINE_START(EZX_E680, "Motorola EZX E680")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.fixup = ezx_fixup,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
.init_machine = &ezx_init,
MACHINE_END
#endif
#ifdef CONFIG_MACH_EZX_A1200
MACHINE_START(EZX_A1200, "Motorola EZX A1200")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.fixup = ezx_fixup,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
.init_machine = &ezx_init,
MACHINE_END
#endif
#ifdef CONFIG_MACH_EZX_A910
MACHINE_START(EZX_A910, "Motorola EZX A910")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.fixup = ezx_fixup,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
.init_machine = &ezx_init,
MACHINE_END
#endif
#ifdef CONFIG_MACH_EZX_E6
MACHINE_START(EZX_E6, "Motorola EZX E6")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.fixup = ezx_fixup,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
.init_machine = &ezx_init,
MACHINE_END
#endif
#ifdef CONFIG_MACH_EZX_E2
MACHINE_START(EZX_E2, "Motorola EZX E2")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.fixup = ezx_fixup,
.boot_params = 0xa0000100,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
.init_machine = &ezx_init,
MACHINE_END
#endif

17
arch/arm/mach-pxa/generic.c
View File

@ -59,23 +59,6 @@ unsigned int get_memclk_frequency_10khz(void)
}
EXPORT_SYMBOL(get_memclk_frequency_10khz);
/*
* Routine to safely enable or disable a clock in the CKEN
*/
void __pxa_set_cken(int clock, int enable)
{
unsigned long flags;
local_irq_save(flags);
if (enable)
CKEN |= (1 << clock);
else
CKEN &= ~(1 << clock);
local_irq_restore(flags);
}
EXPORT_SYMBOL(__pxa_set_cken);
/*
* Intel PXA2xx internal register mapping.
*

1
arch/arm/mach-pxa/irq.c
View File

@ -21,7 +21,6 @@
#include <asm/irq.h>
#include <asm/mach/irq.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include "generic.h"

70
arch/arm/mach-pxa/littleton.c
View File

@ -20,6 +20,7 @@
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/smc91x.h>
#include <asm/types.h>
#include <asm/setup.h>
@ -38,6 +39,7 @@
#include <asm/arch/pxafb.h>
#include <asm/arch/ssp.h>
#include <asm/arch/pxa27x_keypad.h>
#include <asm/arch/pxa3xx_nand.h>
#include <asm/arch/littleton.h>
#include "generic.h"
@ -101,18 +103,26 @@ static struct resource smc91x_resources[] = {
[1] = {
.start = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)),
.end = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)),
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
}
};
static struct smc91x_platdata littleton_smc91x_info = {
.flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
SMC91X_NOWAIT | SMC91X_USE_DMA,
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &littleton_smc91x_info,
},
};
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULES)
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
/* use bit 30, 31 as the indicator of command parameter number */
#define CMD0(x) ((0x00000000) | ((x) << 9))
#define CMD1(x, x1) ((0x40000000) | ((x) << 9) | 0x100 | (x1))
@ -311,9 +321,9 @@ static void littleton_init_lcd(void)
}
#else
static inline void littleton_init_lcd(void) {};
#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULES */
#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES)
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static unsigned int littleton_matrix_key_map[] = {
/* KEY(row, col, key_code) */
KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3),
@ -361,6 +371,57 @@ static void __init littleton_init_keypad(void)
static inline void littleton_init_keypad(void) {}
#endif
#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
static struct mtd_partition littleton_nand_partitions[] = {
[0] = {
.name = "Bootloader",
.offset = 0,
.size = 0x060000,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
[1] = {
.name = "Kernel",
.offset = 0x060000,
.size = 0x200000,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
[2] = {
.name = "Filesystem",
.offset = 0x0260000,
.size = 0x3000000, /* 48M - rootfs */
},
[3] = {
.name = "MassStorage",
.offset = 0x3260000,
.size = 0x3d40000,
},
[4] = {
.name = "BBT",
.offset = 0x6FA0000,
.size = 0x80000,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
/* NOTE: we reserve some blocks at the end of the NAND flash for
* bad block management, and the max number of relocation blocks
* differs on different platforms. Please take care with it when
* defining the partition table.
*/
};
static struct pxa3xx_nand_platform_data littleton_nand_info = {
.enable_arbiter = 1,
.parts = littleton_nand_partitions,
.nr_parts = ARRAY_SIZE(littleton_nand_partitions),
};
static void __init littleton_init_nand(void)
{
pxa3xx_set_nand_info(&littleton_nand_info);
}
#else
static inline void littleton_init_nand(void) {}
#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
static void __init littleton_init(void)
{
/* initialize MFP configurations */
@ -374,6 +435,7 @@ static void __init littleton_init(void)
littleton_init_lcd();
littleton_init_keypad();
littleton_init_nand();
}
MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)")

55
arch/arm/mach-pxa/lpd270.c
View File

@ -23,6 +23,7 @@
#include <linux/ioport.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/pwm_backlight.h>
#include <asm/types.h>
#include <asm/setup.h>
@ -134,9 +135,12 @@ static struct sys_device lpd270_irq_device = {
static int __init lpd270_irq_device_init(void)
{
int ret = sysdev_class_register(&lpd270_irq_sysclass);
if (ret == 0)
ret = sysdev_register(&lpd270_irq_device);
int ret = -ENODEV;
if (machine_is_logicpd_pxa270()) {
ret = sysdev_class_register(&lpd270_irq_sysclass);
if (ret == 0)
ret = sysdev_register(&lpd270_irq_device);
}
return ret;
}
@ -164,11 +168,6 @@ static struct platform_device smc91x_device = {
.resource = smc91x_resources,
};
static struct platform_device lpd270_audio_device = {
.name = "pxa2xx-ac97",
.id = -1,
};
static struct resource lpd270_flash_resources[] = {
[0] = {
.start = PXA_CS0_PHYS,
@ -233,21 +232,20 @@ static struct platform_device lpd270_flash_device[2] = {
},
};
static void lpd270_backlight_power(int on)
{
if (on) {
pxa_gpio_mode(GPIO16_PWM0_MD);
pxa_set_cken(CKEN_PWM0, 1);
PWM_CTRL0 = 0;
PWM_PWDUTY0 = 0x3ff;
PWM_PERVAL0 = 0x3ff;
} else {
PWM_CTRL0 = 0;
PWM_PWDUTY0 = 0x0;
PWM_PERVAL0 = 0x3FF;
pxa_set_cken(CKEN_PWM0, 0);
}
}
static struct platform_pwm_backlight_data lpd270_backlight_data = {
.pwm_id = 0,
.max_brightness = 1,
.dft_brightness = 1,
.pwm_period_ns = 78770,
};
static struct platform_device lpd270_backlight_device = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &lpd270_backlight_data,
},
};
/* 5.7" TFT QVGA (LoLo display number 1) */
static struct pxafb_mode_info sharp_lq057q3dc02_mode = {
@ -269,7 +267,6 @@ static struct pxafb_mach_info sharp_lq057q3dc02 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
.pxafb_backlight_power = lpd270_backlight_power,
};
/* 12.1" TFT SVGA (LoLo display number 2) */
@ -292,7 +289,6 @@ static struct pxafb_mach_info sharp_lq121s1dg31 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
.pxafb_backlight_power = lpd270_backlight_power,
};
/* 3.6" TFT QVGA (LoLo display number 3) */
@ -315,7 +311,6 @@ static struct pxafb_mach_info sharp_lq036q1da01 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
.pxafb_backlight_power = lpd270_backlight_power,
};
/* 6.4" TFT VGA (LoLo display number 5) */
@ -338,7 +333,6 @@ static struct pxafb_mach_info sharp_lq64d343 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
.pxafb_backlight_power = lpd270_backlight_power,
};
/* 10.4" TFT VGA (LoLo display number 7) */
@ -361,7 +355,6 @@ static struct pxafb_mach_info sharp_lq10d368 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
.pxafb_backlight_power = lpd270_backlight_power,
};
/* 3.5" TFT QVGA (LoLo display number 8) */
@ -384,7 +377,6 @@ static struct pxafb_mach_info sharp_lq035q7db02_20 = {
.num_modes = 1,
.lccr0 = 0x07800080,
.lccr3 = 0x00400000,
.pxafb_backlight_power = lpd270_backlight_power,
};
static struct pxafb_mach_info *lpd270_lcd_to_use;
@ -414,7 +406,7 @@ __setup("lcd=", lpd270_set_lcd);
static struct platform_device *platform_devices[] __initdata = {
&smc91x_device,
&lpd270_audio_device,
&lpd270_backlight_device,
&lpd270_flash_device[0],
&lpd270_flash_device[1],
};
@ -454,9 +446,12 @@ static void __init lpd270_init(void)
* On LogicPD PXA270, we route AC97_SYSCLK via GPIO45.
*/
pxa_gpio_mode(GPIO45_SYSCLK_AC97_MD);
pxa_gpio_mode(GPIO16_PWM0_MD);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
pxa_set_ac97_info(NULL);
if (lpd270_lcd_to_use != NULL)
set_pxa_fb_info(lpd270_lcd_to_use);

27
arch/arm/mach-pxa/lubbock.c
View File

@ -21,6 +21,7 @@
#include <linux/interrupt.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/smc91x.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
@ -43,6 +44,7 @@
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/mfp-pxa25x.h>
#include <asm/arch/audio.h>
#include <asm/arch/lubbock.h>
#include <asm/arch/udc.h>
#include <asm/arch/irda.h>
@ -196,11 +198,6 @@ static struct pxa2xx_udc_mach_info udc_info __initdata = {
// no D+ pullup; lubbock can't connect/disconnect in software
};
static struct platform_device lub_audio_device = {
.name = "pxa2xx-ac97",
.id = -1,
};
static struct resource sa1111_resources[] = {
[0] = {
.start = 0x10000000,
@ -230,14 +227,6 @@ static struct pxa2xx_spi_master pxa_ssp_master_info = {
.num_chipselect = 0,
};
static struct platform_device pxa_ssp = {
.name = "pxa2xx-spi",
.id = 1,
.dev = {
.platform_data = &pxa_ssp_master_info,
},
};
static int lubbock_ads7846_pendown_state(void)
{
/* TS_BUSY is bit 8 in LUB_MISC_RD, but pendown is irq-only */
@ -296,11 +285,18 @@ static struct resource smc91x_resources[] = {
},
};
static struct smc91x_platdata lubbock_smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_IO_SHIFT_2,
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = -1,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &lubbock_smc91x_info,
},
};
static struct resource flash_resources[] = {
@ -368,11 +364,9 @@ static struct platform_device lubbock_flash_device[2] = {
static struct platform_device *devices[] __initdata = {
&sa1111_device,
&lub_audio_device,
&smc91x_device,
&lubbock_flash_device[0],
&lubbock_flash_device[1],
&pxa_ssp,
};
static struct pxafb_mode_info sharp_lm8v31_mode = {
@ -476,6 +470,7 @@ static void lubbock_irda_transceiver_mode(struct device *dev, int mode)
} else if (mode & IR_FIRMODE) {
LUB_MISC_WR |= 1 << 4;
}
pxa2xx_transceiver_mode(dev, mode);
local_irq_restore(flags);
}
@ -494,6 +489,7 @@ static void __init lubbock_init(void)
set_pxa_fb_info(&sharp_lm8v31);
pxa_set_mci_info(&lubbock_mci_platform_data);
pxa_set_ficp_info(&lubbock_ficp_platform_data);
pxa_set_ac97_info(NULL);
lubbock_flash_data[0].width = lubbock_flash_data[1].width =
(BOOT_DEF & 1) ? 2 : 4;
@ -505,6 +501,7 @@ static void __init lubbock_init(void)
lubbock_flash_data[flashboot].name = "boot-rom";
(void) platform_add_devices(devices, ARRAY_SIZE(devices));
pxa2xx_set_spi_info(1, &pxa_ssp_master_info);
spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
}

120
arch/arm/mach-pxa/magician.c
View File

@ -17,31 +17,32 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/mfd/htc-egpio.h>
#include <linux/mfd/htc-pasic3.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#include <linux/mtd/physmap.h>
#include <linux/pda_power.h>
#include <linux/pwm_backlight.h>
#include <asm/gpio.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/arch/magician.h>
#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/i2c.h>
#include <asm/arch/mmc.h>
#include <asm/arch/irda.h>
#include <asm/arch/ohci.h>
#include "devices.h"
#include "generic.h"
static unsigned long magician_pin_config[] = {
static unsigned long magician_pin_config[] __initdata = {
/* SDRAM and Static Memory I/O Signals */
GPIO20_nSDCS_2,
@ -131,6 +132,7 @@ static unsigned long magician_pin_config[] = {
static void magician_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data magician_ficp_info = {
@ -348,40 +350,59 @@ static struct pxafb_mach_info samsung_info = {
* Backlight
*/
static void magician_set_bl_intensity(int intensity)
static int magician_backlight_init(struct device *dev)
{
if (intensity) {
PWM_CTRL0 = 1;
PWM_PERVAL0 = 0xc8;
if (intensity > 0xc7) {
PWM_PWDUTY0 = intensity - 0x48;
gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
} else {
PWM_PWDUTY0 = intensity;
gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
}
gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 1);
pxa_set_cken(CKEN_PWM0, 1);
int ret;
ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
if (ret)
goto err;
ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
if (ret)
goto err2;
return 0;
err2:
gpio_free(EGPIO_MAGICIAN_BL_POWER);
err:
return ret;
}
static int magician_backlight_notify(int brightness)
{
gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
if (brightness >= 200) {
gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
return brightness - 72;
} else {
/* PWM_PWDUTY0 = intensity; */
gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 0);
pxa_set_cken(CKEN_PWM0, 0);
gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
return brightness;
}
}
static struct generic_bl_info backlight_info = {
.default_intensity = 0x64,
.limit_mask = 0x0b,
.max_intensity = 0xc7+0x48,
.set_bl_intensity = magician_set_bl_intensity,
static void magician_backlight_exit(struct device *dev)
{
gpio_free(EGPIO_MAGICIAN_BL_POWER);
gpio_free(EGPIO_MAGICIAN_BL_POWER2);
}
static struct platform_pwm_backlight_data backlight_data = {
.pwm_id = 0,
.max_brightness = 272,
.dft_brightness = 100,
.pwm_period_ns = 30923,
.init = magician_backlight_init,
.notify = magician_backlight_notify,
.exit = magician_backlight_exit,
};
static struct platform_device backlight = {
.name = "generic-bl",
.dev = {
.platform_data = &backlight_info,
},
.name = "pwm-backlight",
.id = -1,
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &backlight_data,
},
};
/*
@ -490,6 +511,37 @@ static struct platform_device pasic3 = {
* External power
*/
static int power_supply_init(struct device *dev)
{
int ret;
ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_AC, "CABLE_STATE_AC");
if (ret)
goto err_cs_ac;
ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_USB, "CABLE_STATE_USB");
if (ret)
goto err_cs_usb;
ret = gpio_request(EGPIO_MAGICIAN_CHARGE_EN, "CHARGE_EN");
if (ret)
goto err_chg_en;
ret = gpio_request(GPIO30_MAGICIAN_nCHARGE_EN, "nCHARGE_EN");
if (!ret)
ret = gpio_direction_output(GPIO30_MAGICIAN_nCHARGE_EN, 0);
if (ret)
goto err_nchg_en;
return 0;
err_nchg_en:
gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
err_chg_en:
gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
err_cs_usb:
gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
err_cs_ac:
return ret;
}
static int magician_is_ac_online(void)
{
return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
@ -506,14 +558,24 @@ static void magician_set_charge(int flags)
gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags);
}
static void power_supply_exit(struct device *dev)
{
gpio_free(GPIO30_MAGICIAN_nCHARGE_EN);
gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
}
static char *magician_supplicants[] = {
"ds2760-battery.0", "backup-battery"
};
static struct pda_power_pdata power_supply_info = {
.init = power_supply_init,
.is_ac_online = magician_is_ac_online,
.is_usb_online = magician_is_usb_online,
.set_charge = magician_set_charge,
.exit = power_supply_exit,
.supplied_to = magician_supplicants,
.num_supplicants = ARRAY_SIZE(magician_supplicants),
};

89
arch/arm/mach-pxa/mainstone.c
View File

@ -23,9 +23,10 @@
#include <linux/ioport.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/backlight.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/pwm_backlight.h>
#include <linux/smc91x.h>
#include <asm/types.h>
#include <asm/setup.h>
@ -110,9 +111,9 @@ static unsigned long mainstone_pin_config[] = {
GPIO45_AC97_SYSCLK,
/* Keypad */
GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH,
GPIO94_KP_DKIN_1 | WAKEUP_ON_LEVEL_HIGH,
GPIO95_KP_DKIN_2 | WAKEUP_ON_LEVEL_HIGH,
GPIO93_KP_DKIN_0,
GPIO94_KP_DKIN_1,
GPIO95_KP_DKIN_2,
GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
@ -240,11 +241,19 @@ static struct resource smc91x_resources[] = {
}
};
static struct smc91x_platdata mainstone_smc91x_info = {
.flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT |
SMC91X_NOWAIT | SMC91X_USE_DMA,
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &mainstone_smc91x_info,
},
};
static int mst_audio_startup(struct snd_pcm_substream *substream, void *priv)
@ -280,12 +289,6 @@ static pxa2xx_audio_ops_t mst_audio_ops = {
.resume = mst_audio_resume,
};
static struct platform_device mst_audio_device = {
.name = "pxa2xx-ac97",
.id = -1,
.dev = { .platform_data = &mst_audio_ops },
};
static struct resource flash_resources[] = {
[0] = {
.start = PXA_CS0_PHYS,
@ -349,56 +352,27 @@ static struct platform_device mst_flash_device[2] = {
},
};
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
static int mainstone_backlight_update_status(struct backlight_device *bl)
{
int brightness = bl->props.brightness;
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct platform_pwm_backlight_data mainstone_backlight_data = {
.pwm_id = 0,
.max_brightness = 1023,
.dft_brightness = 1023,
.pwm_period_ns = 78770,
};
if (bl->props.power != FB_BLANK_UNBLANK ||
bl->props.fb_blank != FB_BLANK_UNBLANK)
brightness = 0;
if (brightness != 0)
pxa_set_cken(CKEN_PWM0, 1);
PWM_CTRL0 = 0;
PWM_PWDUTY0 = brightness;
PWM_PERVAL0 = bl->props.max_brightness;
if (brightness == 0)
pxa_set_cken(CKEN_PWM0, 0);
return 0; /* pointless return value */
}
static int mainstone_backlight_get_brightness(struct backlight_device *bl)
{
return PWM_PWDUTY0;
}
static /*const*/ struct backlight_ops mainstone_backlight_ops = {
.update_status = mainstone_backlight_update_status,
.get_brightness = mainstone_backlight_get_brightness,
static struct platform_device mainstone_backlight_device = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &mainstone_backlight_data,
},
};
static void __init mainstone_backlight_register(void)
{
struct backlight_device *bl;
bl = backlight_device_register("mainstone-bl", &pxa_device_fb.dev,
NULL, &mainstone_backlight_ops);
if (IS_ERR(bl)) {
printk(KERN_ERR "mainstone: unable to register backlight: %ld\n",
PTR_ERR(bl));
return;
}
/*
* broken design - register-then-setup interfaces are
* utterly broken by definition.
*/
bl->props.max_brightness = 1023;
bl->props.brightness = 1023;
backlight_update_status(bl);
int ret = platform_device_register(&mainstone_backlight_device);
if (ret)
printk(KERN_ERR "mainstone: failed to register backlight device: %d\n", ret);
}
#else
#define mainstone_backlight_register() do { } while (0)
@ -490,6 +464,7 @@ static void mainstone_irda_transceiver_mode(struct device *dev, int mode)
} else if (mode & IR_FIRMODE) {
MST_MSCWR1 |= MST_MSCWR1_IRDA_FIR;
}
pxa2xx_transceiver_mode(dev, mode);
if (mode & IR_OFF) {
MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_OFF;
} else {
@ -528,7 +503,6 @@ static struct platform_device mst_gpio_keys_device = {
static struct platform_device *platform_devices[] __initdata = {
&smc91x_device,
&mst_audio_device,
&mst_flash_device[0],
&mst_flash_device[1],
&mst_gpio_keys_device,
@ -549,7 +523,7 @@ static struct pxaohci_platform_data mainstone_ohci_platform_data = {
.init = mainstone_ohci_init,
};
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES)
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static unsigned int mainstone_matrix_keys[] = {
KEY(0, 0, KEY_A), KEY(1, 0, KEY_B), KEY(2, 0, KEY_C),
KEY(3, 0, KEY_D), KEY(4, 0, KEY_E), KEY(5, 0, KEY_F),
@ -638,6 +612,7 @@ static void __init mainstone_init(void)
pxa_set_ficp_info(&mainstone_ficp_platform_data);
pxa_set_ohci_info(&mainstone_ohci_platform_data);
pxa_set_i2c_info(NULL);
pxa_set_ac97_info(&mst_audio_ops);
mainstone_init_keypad();
}

72
arch/arm/mach-pxa/mfp-pxa2xx.c
View File

@ -20,6 +20,7 @@
#include <asm/arch/hardware.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/mfp-pxa2xx.h>
#include "generic.h"
@ -38,6 +39,28 @@ struct gpio_desc {
static struct gpio_desc gpio_desc[MFP_PIN_GPIO127 + 1];
static int __mfp_config_lpm(unsigned gpio, unsigned long lpm)
{
unsigned mask = GPIO_bit(gpio);
/* low power state */
switch (lpm) {
case MFP_LPM_DRIVE_HIGH:
PGSR(gpio) |= mask;
break;
case MFP_LPM_DRIVE_LOW:
PGSR(gpio) &= ~mask;
break;
case MFP_LPM_INPUT:
break;
default:
pr_warning("%s: invalid low power state for GPIO%d\n",
__func__, gpio);
return -EINVAL;
}
return 0;
}
static int __mfp_config_gpio(unsigned gpio, unsigned long c)
{
unsigned long gafr, mask = GPIO_bit(gpio);
@ -56,21 +79,8 @@ static int __mfp_config_gpio(unsigned gpio, unsigned long c)
else
GPDR(gpio) &= ~mask;
/* low power state */
switch (c & MFP_LPM_STATE_MASK) {
case MFP_LPM_DRIVE_HIGH:
PGSR(gpio) |= mask;
break;
case MFP_LPM_DRIVE_LOW:
PGSR(gpio) &= ~mask;
break;
case MFP_LPM_INPUT:
break;
default:
pr_warning("%s: invalid low power state for GPIO%d\n",
__func__, gpio);
if (__mfp_config_lpm(gpio, c & MFP_LPM_STATE_MASK))
return -EINVAL;
}
/* give early warning if MFP_LPM_CAN_WAKEUP is set on the
* configurations of those pins not able to wakeup
@ -90,6 +100,18 @@ static int __mfp_config_gpio(unsigned gpio, unsigned long c)
return 0;
}
static inline int __mfp_validate(int mfp)
{
int gpio = mfp_to_gpio(mfp);
if ((mfp > MFP_PIN_GPIO127) || !gpio_desc[gpio].valid) {
pr_warning("%s: GPIO%d is invalid pin\n", __func__, gpio);
return -1;
}
return gpio;
}
void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num)
{
unsigned long flags;
@ -98,13 +120,9 @@ void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num)
for (i = 0, c = mfp_cfgs; i < num; i++, c++) {
gpio = mfp_to_gpio(MFP_PIN(*c));
if (!gpio_desc[gpio].valid) {
pr_warning("%s: GPIO%d is invalid pin\n",
__func__, gpio);
gpio = __mfp_validate(MFP_PIN(*c));
if (gpio < 0)
continue;
}
local_irq_save(flags);
@ -115,6 +133,20 @@ void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num)
}
}
void pxa2xx_mfp_set_lpm(int mfp, unsigned long lpm)
{
unsigned long flags;
int gpio;
gpio = __mfp_validate(mfp);
if (gpio < 0)
return;
local_irq_save(flags);
__mfp_config_lpm(gpio, lpm);
local_irq_restore(flags);
}
int gpio_set_wake(unsigned int gpio, unsigned int on)
{
struct gpio_desc *d;

416
arch/arm/mach-pxa/palmtx.c Normal file
View File

@ -0,0 +1,416 @@
/*
* Hardware definitions for PalmTX
*
* Author: Marek Vasut <marek.vasut@gmail.com>
*
* Based on work of:
* Alex Osborne <ato@meshy.org>
* Cristiano P. <cristianop@users.sourceforge.net>
* Jan Herman <2hp@seznam.cz>
* Michal Hrusecky
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* (find more info at www.hackndev.com)
*
*/
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/pda_power.h>
#include <linux/pwm_backlight.h>
#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/arch/audio.h>
#include <asm/arch/palmtx.h>
#include <asm/arch/mmc.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/mfp-pxa27x.h>
#include <asm/arch/irda.h>
#include <asm/arch/pxa27x_keypad.h>
#include <asm/arch/udc.h>
#include "generic.h"
#include "devices.h"
/******************************************************************************
* Pin configuration
******************************************************************************/
static unsigned long palmtx_pin_config[] __initdata = {
/* MMC */
GPIO32_MMC_CLK,
GPIO92_MMC_DAT_0,
GPIO109_MMC_DAT_1,
GPIO110_MMC_DAT_2,
GPIO111_MMC_DAT_3,
GPIO112_MMC_CMD,
/* AC97 */
GPIO28_AC97_BITCLK,
GPIO29_AC97_SDATA_IN_0,
GPIO30_AC97_SDATA_OUT,
GPIO31_AC97_SYNC,
/* IrDA */
GPIO46_FICP_RXD,
GPIO47_FICP_TXD,
/* PWM */
GPIO16_PWM0_OUT,
/* USB */
GPIO13_GPIO,
/* PCMCIA */
GPIO48_nPOE,
GPIO49_nPWE,
GPIO50_nPIOR,
GPIO51_nPIOW,
GPIO85_nPCE_1,
GPIO54_nPCE_2,
GPIO79_PSKTSEL,
GPIO55_nPREG,
GPIO56_nPWAIT,
GPIO57_nIOIS16,
};
/******************************************************************************
* SD/MMC card controller
******************************************************************************/
static int palmtx_mci_init(struct device *dev, irq_handler_t palmtx_detect_int,
void *data)
{
int err = 0;
/* Setup an interrupt for detecting card insert/remove events */
err = request_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, palmtx_detect_int,
IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
"SD/MMC card detect", data);
if (err) {
printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n",
__func__);
return err;
}
err = gpio_request(GPIO_NR_PALMTX_SD_POWER, "SD_POWER");
if (err)
goto pwr_err;
err = gpio_request(GPIO_NR_PALMTX_SD_READONLY, "SD_READONLY");
if (err)
goto ro_err;
printk(KERN_DEBUG "%s: irq registered\n", __func__);
return 0;
ro_err:
gpio_free(GPIO_NR_PALMTX_SD_POWER);
pwr_err:
free_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, data);
return err;
}
static void palmtx_mci_exit(struct device *dev, void *data)
{
gpio_free(GPIO_NR_PALMTX_SD_READONLY);
gpio_free(GPIO_NR_PALMTX_SD_POWER);
free_irq(IRQ_GPIO_PALMTX_SD_DETECT_N, data);
}
static void palmtx_mci_power(struct device *dev, unsigned int vdd)
{
struct pxamci_platform_data *p_d = dev->platform_data;
gpio_set_value(GPIO_NR_PALMTX_SD_POWER, p_d->ocr_mask & (1 << vdd));
}
static int palmtx_mci_get_ro(struct device *dev)
{
return gpio_get_value(GPIO_NR_PALMTX_SD_READONLY);
}
static struct pxamci_platform_data palmtx_mci_platform_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
.setpower = palmtx_mci_power,
.get_ro = palmtx_mci_get_ro,
.init = palmtx_mci_init,
.exit = palmtx_mci_exit,
};
/******************************************************************************
* GPIO keyboard
******************************************************************************/
static unsigned int palmtx_matrix_keys[] = {
KEY(0, 0, KEY_POWER),
KEY(0, 1, KEY_F1),
KEY(0, 2, KEY_ENTER),
KEY(1, 0, KEY_F2),
KEY(1, 1, KEY_F3),
KEY(1, 2, KEY_F4),
KEY(2, 0, KEY_UP),
KEY(2, 2, KEY_DOWN),
KEY(3, 0, KEY_RIGHT),
KEY(3, 2, KEY_LEFT),
};
static struct pxa27x_keypad_platform_data palmtx_keypad_platform_data = {
.matrix_key_rows = 4,
.matrix_key_cols = 3,
.matrix_key_map = palmtx_matrix_keys,
.matrix_key_map_size = ARRAY_SIZE(palmtx_matrix_keys),
.debounce_interval = 30,
};
/******************************************************************************
* GPIO keys
******************************************************************************/
static struct gpio_keys_button palmtx_pxa_buttons[] = {
{KEY_F8, GPIO_NR_PALMTX_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
};
static struct gpio_keys_platform_data palmtx_pxa_keys_data = {
.buttons = palmtx_pxa_buttons,
.nbuttons = ARRAY_SIZE(palmtx_pxa_buttons),
};
static struct platform_device palmtx_pxa_keys = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &palmtx_pxa_keys_data,
},
};
/******************************************************************************
* Backlight
******************************************************************************/
static int palmtx_backlight_init(struct device *dev)
{
int ret;
ret = gpio_request(GPIO_NR_PALMTX_BL_POWER, "BL POWER");
if (ret)
goto err;
ret = gpio_request(GPIO_NR_PALMTX_LCD_POWER, "LCD POWER");
if (ret)
goto err2;
return 0;
err2:
gpio_free(GPIO_NR_PALMTX_BL_POWER);
err:
return ret;
}
static int palmtx_backlight_notify(int brightness)
{
gpio_set_value(GPIO_NR_PALMTX_BL_POWER, brightness);
gpio_set_value(GPIO_NR_PALMTX_LCD_POWER, brightness);
return brightness;
}
static void palmtx_backlight_exit(struct device *dev)
{
gpio_free(GPIO_NR_PALMTX_BL_POWER);
gpio_free(GPIO_NR_PALMTX_LCD_POWER);
}
static struct platform_pwm_backlight_data palmtx_backlight_data = {
.pwm_id = 0,
.max_brightness = PALMTX_MAX_INTENSITY,
.dft_brightness = PALMTX_MAX_INTENSITY,
.pwm_period_ns = PALMTX_PERIOD_NS,
.init = palmtx_backlight_init,
.notify = palmtx_backlight_notify,
.exit = palmtx_backlight_exit,
};
static struct platform_device palmtx_backlight = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &palmtx_backlight_data,
},
};
/******************************************************************************
* IrDA
******************************************************************************/
static void palmtx_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMTX_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmtx_ficp_platform_data = {
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmtx_irda_transceiver_mode,
};
/******************************************************************************
* UDC
******************************************************************************/
static void palmtx_udc_command(int cmd)
{
gpio_set_value(GPIO_NR_PALMTX_USB_POWER, !cmd);
udelay(50);
gpio_set_value(GPIO_NR_PALMTX_USB_PULLUP, !cmd);
}
static struct pxa2xx_udc_mach_info palmtx_udc_info __initdata = {
.gpio_vbus = GPIO_NR_PALMTX_USB_DETECT_N,
.gpio_vbus_inverted = 1,
.udc_command = palmtx_udc_command,
};
/******************************************************************************
* Power supply
******************************************************************************/
static int power_supply_init(struct device *dev)
{
int ret;
ret = gpio_request(GPIO_NR_PALMTX_POWER_DETECT, "CABLE_STATE_AC");
if (ret)
goto err_cs_ac;
ret = gpio_request(GPIO_NR_PALMTX_USB_DETECT_N, "CABLE_STATE_USB");
if (ret)
goto err_cs_usb;
return 0;
err_cs_usb:
gpio_free(GPIO_NR_PALMTX_POWER_DETECT);
err_cs_ac:
return ret;
}
static int palmtx_is_ac_online(void)
{
return gpio_get_value(GPIO_NR_PALMTX_POWER_DETECT);
}
static int palmtx_is_usb_online(void)
{
return !gpio_get_value(GPIO_NR_PALMTX_USB_DETECT_N);
}
static void power_supply_exit(struct device *dev)
{
gpio_free(GPIO_NR_PALMTX_USB_DETECT_N);
gpio_free(GPIO_NR_PALMTX_POWER_DETECT);
}
static char *palmtx_supplicants[] = {
"main-battery",
};
static struct pda_power_pdata power_supply_info = {
.init = power_supply_init,
.is_ac_online = palmtx_is_ac_online,
.is_usb_online = palmtx_is_usb_online,
.exit = power_supply_exit,
.supplied_to = palmtx_supplicants,
.num_supplicants = ARRAY_SIZE(palmtx_supplicants),
};
static struct platform_device power_supply = {
.name = "pda-power",
.id = -1,
.dev = {
.platform_data = &power_supply_info,
},
};
/******************************************************************************
* Framebuffer
******************************************************************************/
static struct pxafb_mode_info palmtx_lcd_modes[] = {
{
.pixclock = 57692,
.xres = 320,
.yres = 480,
.bpp = 16,
.left_margin = 32,
.right_margin = 1,
.upper_margin = 7,
.lower_margin = 1,
.hsync_len = 4,
.vsync_len = 1,
},
};
static struct pxafb_mach_info palmtx_lcd_screen = {
.modes = palmtx_lcd_modes,
.num_modes = ARRAY_SIZE(palmtx_lcd_modes),
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};
/******************************************************************************
* Machine init
******************************************************************************/
static struct platform_device *devices[] __initdata = {
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
&palmtx_pxa_keys,
#endif
&palmtx_backlight,
&power_supply,
};
static struct map_desc palmtx_io_desc[] __initdata = {
{
.virtual = PALMTX_PCMCIA_VIRT,
.pfn = __phys_to_pfn(PALMTX_PCMCIA_PHYS),
.length = PALMTX_PCMCIA_SIZE,
.type = MT_DEVICE
},
};
static void __init palmtx_map_io(void)
{
pxa_map_io();
iotable_init(palmtx_io_desc, ARRAY_SIZE(palmtx_io_desc));
}
static void __init palmtx_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtx_pin_config));
set_pxa_fb_info(&palmtx_lcd_screen);
pxa_set_mci_info(&palmtx_mci_platform_data);
pxa_set_udc_info(&palmtx_udc_info);
pxa_set_ac97_info(NULL);
pxa_set_ficp_info(&palmtx_ficp_platform_data);
pxa_set_keypad_info(&palmtx_keypad_platform_data);
platform_add_devices(devices, ARRAY_SIZE(devices));
}
MACHINE_START(PALMTX, "Palm T|X")
.phys_io = PALMTX_PHYS_IO_START,
.io_pg_offst = io_p2v(0x40000000),
.boot_params = 0xa0000100,
.map_io = palmtx_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
.init_machine = palmtx_init
MACHINE_END

31
arch/arm/mach-pxa/pcm027.c
View File

@ -24,7 +24,9 @@
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/max7301.h>
#include <linux/leds.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/arch/hardware.h>
@ -108,6 +110,32 @@ static struct platform_device smc91x_device = {
.resource = smc91x_resources,
};
/*
* SPI host and devices
*/
static struct pxa2xx_spi_master pxa_ssp_master_info = {
.num_chipselect = 1,
};
static struct max7301_platform_data max7301_info = {
.base = -1,
};
/* bus_num must match id in pxa2xx_set_spi_info() call */
static struct spi_board_info spi_board_info[] __initdata = {
{
.modalias = "max7301",
.platform_data = &max7301_info,
.max_speed_hz = 13000000,
.bus_num = 1,
.chip_select = 0,
.mode = SPI_MODE_0,
},
};
/*
* NOR flash
*/
static struct physmap_flash_data pcm027_flash_data = {
.width = 4,
};
@ -190,6 +218,9 @@ static void __init pcm027_init(void)
#ifdef CONFIG_MACH_PCM990_BASEBOARD
pcm990_baseboard_init();
#endif
pxa2xx_set_spi_info(1, &pxa_ssp_master_info);
spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
}
static void __init pcm027_map_io(void)

203
arch/arm/mach-pxa/pcm990-baseboard.c
View File

@ -24,6 +24,7 @@
#include <linux/platform_device.h>
#include <linux/ide.h>
#include <linux/i2c.h>
#include <linux/pwm_backlight.h>
#include <media/soc_camera.h>
@ -32,13 +33,120 @@
#include <asm/arch/camera.h>
#include <asm/mach/map.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/audio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/ohci.h>
#include <asm/arch/pcm990_baseboard.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/mfp-pxa27x.h>
#include "devices.h"
#include "generic.h"
static unsigned long pcm990_pin_config[] __initdata = {
/* MMC */
GPIO32_MMC_CLK,
GPIO112_MMC_CMD,
GPIO92_MMC_DAT_0,
GPIO109_MMC_DAT_1,
GPIO110_MMC_DAT_2,
GPIO111_MMC_DAT_3,
/* USB */
GPIO88_USBH1_PWR,
GPIO89_USBH1_PEN,
/* PWM0 */
GPIO16_PWM0_OUT,
};
/*
* The PCM-990 development baseboard uses PCM-027's hardeware in the
* pcm990_lcd_power - control power supply to the LCD
* @on: 0 = switch off, 1 = switch on
*
* Called by the pxafb driver
*/
#ifndef CONFIG_PCM990_DISPLAY_NONE
static void pcm990_lcd_power(int on, struct fb_var_screeninfo *var)
{
if (on) {
/* enable LCD-Latches
* power on LCD
*/
__PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) =
PCM990_CTRL_LCDPWR + PCM990_CTRL_LCDON;
} else {
/* disable LCD-Latches
* power off LCD
*/
__PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) = 0x00;
}
}
#endif
#if defined(CONFIG_PCM990_DISPLAY_SHARP)
static struct pxafb_mode_info fb_info_sharp_lq084v1dg21 = {
.pixclock = 28000,
.xres = 640,
.yres = 480,
.bpp = 16,
.hsync_len = 20,
.left_margin = 103,
.right_margin = 47,
.vsync_len = 6,
.upper_margin = 28,
.lower_margin = 5,
.sync = 0,
.cmap_greyscale = 0,
};
static struct pxafb_mach_info pcm990_fbinfo __initdata = {
.modes = &fb_info_sharp_lq084v1dg21,
.num_modes = 1,
.lccr0 = LCCR0_PAS,
.lccr3 = LCCR3_PCP,
.pxafb_lcd_power = pcm990_lcd_power,
};
#elif defined(CONFIG_PCM990_DISPLAY_NEC)
struct pxafb_mode_info fb_info_nec_nl6448bc20_18d = {
.pixclock = 39720,
.xres = 640,
.yres = 480,
.bpp = 16,
.hsync_len = 32,
.left_margin = 16,
.right_margin = 48,
.vsync_len = 2,
.upper_margin = 12,
.lower_margin = 17,
.sync = 0,
.cmap_greyscale = 0,
};
static struct pxafb_mach_info pcm990_fbinfo __initdata = {
.modes = &fb_info_nec_nl6448bc20_18d,
.num_modes = 1,
.lccr0 = LCCR0_Act,
.lccr3 = LCCR3_PixFlEdg,
.pxafb_lcd_power = pcm990_lcd_power,
};
#endif
static struct platform_pwm_backlight_data pcm990_backlight_data = {
.pwm_id = 0,
.max_brightness = 1023,
.dft_brightness = 1023,
.pwm_period_ns = 78770,
};
static struct platform_device pcm990_backlight_device = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &pcm990_backlight_data,
},
};
/*
* The PCM-990 development baseboard uses PCM-027's hardware in the
* following way:
*
* - LCD support is in use
@ -185,16 +293,6 @@ static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int,
{
int err;
/*
* enable GPIO for PXA27x MMC controller
*/
pxa_gpio_mode(GPIO32_MMCCLK_MD);
pxa_gpio_mode(GPIO112_MMCCMD_MD);
pxa_gpio_mode(GPIO92_MMCDAT0_MD);
pxa_gpio_mode(GPIO109_MMCDAT1_MD);
pxa_gpio_mode(GPIO110_MMCDAT2_MD);
pxa_gpio_mode(GPIO111_MMCDAT3_MD);
err = request_irq(PCM027_MMCDET_IRQ, mci_detect_int, IRQF_DISABLED,
"MMC card detect", data);
if (err)
@ -241,8 +339,6 @@ static struct pxamci_platform_data pcm990_mci_platform_data = {
*/
static int pcm990_ohci_init(struct device *dev)
{
pxa_gpio_mode(PCM990_USB_OVERCURRENT);
pxa_gpio_mode(PCM990_USB_PWR_EN);
/*
* disable USB port 2 and 3
* power sense is active low
@ -269,23 +365,27 @@ static struct pxaohci_platform_data pcm990_ohci_platform_data = {
* PXA27x Camera specific stuff
*/
#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
static unsigned long pcm990_camera_pin_config[] = {
/* CIF */
GPIO98_CIF_DD_0,
GPIO105_CIF_DD_1,
GPIO104_CIF_DD_2,
GPIO103_CIF_DD_3,
GPIO95_CIF_DD_4,
GPIO94_CIF_DD_5,
GPIO93_CIF_DD_6,
GPIO108_CIF_DD_7,
GPIO107_CIF_DD_8,
GPIO106_CIF_DD_9,
GPIO42_CIF_MCLK,
GPIO45_CIF_PCLK,
GPIO43_CIF_FV,
GPIO44_CIF_LV,
};
static int pcm990_pxacamera_init(struct device *dev)
{
pxa_gpio_mode(GPIO98_CIF_DD_0_MD);
pxa_gpio_mode(GPIO105_CIF_DD_1_MD);
pxa_gpio_mode(GPIO104_CIF_DD_2_MD);
pxa_gpio_mode(GPIO103_CIF_DD_3_MD);
pxa_gpio_mode(GPIO95_CIF_DD_4_MD);
pxa_gpio_mode(GPIO94_CIF_DD_5_MD);
pxa_gpio_mode(GPIO93_CIF_DD_6_MD);
pxa_gpio_mode(GPIO108_CIF_DD_7_MD);
pxa_gpio_mode(GPIO107_CIF_DD_8_MD);
pxa_gpio_mode(GPIO106_CIF_DD_9_MD);
pxa_gpio_mode(GPIO42_CIF_MCLK_MD);
pxa_gpio_mode(GPIO45_CIF_PCLK_MD);
pxa_gpio_mode(GPIO43_CIF_FV_MD);
pxa_gpio_mode(GPIO44_CIF_LV_MD);
pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_camera_pin_config));
return 0;
}
@ -332,36 +432,6 @@ static struct i2c_board_info __initdata pcm990_i2c_devices[] = {
};
#endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */
/*
* AC97 support
* Note: The connected AC97 mixer also reports interrupts at PCM990_AC97_IRQ
*/
static struct resource pxa27x_ac97_resources[] = {
[0] = {
.start = 0x40500000,
.end = 0x40500000 + 0xfff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_AC97,
.end = IRQ_AC97,
.flags = IORESOURCE_IRQ,
},
};
static u64 pxa_ac97_dmamask = 0xffffffffUL;
static struct platform_device pxa27x_device_ac97 = {
.name = "pxa2xx-ac97",
.id = -1,
.dev = {
.dma_mask = &pxa_ac97_dmamask,
.coherent_dma_mask = 0xffffffff,
},
.num_resources = ARRAY_SIZE(pxa27x_ac97_resources),
.resource = pxa27x_ac97_resources,
};
/*
* enable generic access to the base board control CPLDs U6 and U7
*/
@ -387,13 +457,18 @@ static struct map_desc pcm990_io_desc[] __initdata = {
*/
void __init pcm990_baseboard_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_pin_config));
/* register CPLD access */
iotable_init(pcm990_io_desc, ARRAY_SIZE(pcm990_io_desc));
iotable_init(ARRAY_AND_SIZE(pcm990_io_desc));
/* register CPLD's IRQ controller */
pcm990_init_irq();
platform_device_register(&pxa27x_device_ac97);
#ifndef CONFIG_PCM990_DISPLAY_NONE
set_pxa_fb_info(&pcm990_fbinfo);
#endif
platform_device_register(&pcm990_backlight_device);
/* MMC */
pxa_set_mci_info(&pcm990_mci_platform_data);
@ -402,13 +477,13 @@ void __init pcm990_baseboard_init(void)
pxa_set_ohci_info(&pcm990_ohci_platform_data);
pxa_set_i2c_info(NULL);
pxa_set_ac97_info(NULL);
#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
pxa_set_camera_info(&pcm990_pxacamera_platform_data);
i2c_register_board_info(0, pcm990_i2c_devices,
ARRAY_SIZE(pcm990_i2c_devices));
i2c_register_board_info(0, ARRAY_AND_SIZE(pcm990_i2c_devices));
#endif
printk(KERN_INFO"PCM-990 Evaluation baseboard initialized\n");
printk(KERN_INFO "PCM-990 Evaluation baseboard initialized\n");
}

2
arch/arm/mach-pxa/poodle.c
View File

@ -32,6 +32,7 @@
#include <asm/mach/irq.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/udc.h>
@ -266,6 +267,7 @@ static void poodle_irda_transceiver_mode(struct device *dev, int mode)
} else {
GPCR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON);
}
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data poodle_ficp_platform_data = {

319
arch/arm/mach-pxa/pwm.c Normal file
View File

@ -0,0 +1,319 @@
/*
* linux/arch/arm/mach-pxa/pwm.c
*
* simple driver for PWM (Pulse Width Modulator) controller
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 2008-02-13 initial version
* eric miao <eric.miao@marvell.com>
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/pwm.h>
#include <asm/div64.h>
#include <asm/arch/pxa-regs.h>
/* PWM registers and bits definitions */
#define PWMCR (0x00)
#define PWMDCR (0x04)
#define PWMPCR (0x08)
#define PWMCR_SD (1 << 6)
#define PWMDCR_FD (1 << 10)
struct pwm_device {
struct list_head node;
struct platform_device *pdev;
const char *label;
struct clk *clk;
int clk_enabled;
void __iomem *mmio_base;
unsigned int use_count;
unsigned int pwm_id;
};
/*
* period_ns = 10^9 * (PRESCALE + 1) * (PV + 1) / PWM_CLK_RATE
* duty_ns = 10^9 * (PRESCALE + 1) * DC / PWM_CLK_RATE
*/
int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns)
{
unsigned long long c;
unsigned long period_cycles, prescale, pv, dc;
if (pwm == NULL || period_ns == 0 || duty_ns > period_ns)
return -EINVAL;
c = clk_get_rate(pwm->clk);
c = c * period_ns;
do_div(c, 1000000000);
period_cycles = c;
if (period_cycles < 0)
period_cycles = 1;
prescale = (period_cycles - 1) / 1024;
pv = period_cycles / (prescale + 1) - 1;
if (prescale > 63)
return -EINVAL;
if (duty_ns == period_ns)
dc = PWMDCR_FD;
else
dc = (pv + 1) * duty_ns / period_ns;
/* NOTE: the clock to PWM has to be enabled first
* before writing to the registers
*/
clk_enable(pwm->clk);
__raw_writel(prescale, pwm->mmio_base + PWMCR);
__raw_writel(dc, pwm->mmio_base + PWMDCR);
__raw_writel(pv, pwm->mmio_base + PWMPCR);
clk_disable(pwm->clk);
return 0;
}
EXPORT_SYMBOL(pwm_config);
int pwm_enable(struct pwm_device *pwm)
{
int rc = 0;
if (!pwm->clk_enabled) {
rc = clk_enable(pwm->clk);
if (!rc)
pwm->clk_enabled = 1;
}
return rc;
}
EXPORT_SYMBOL(pwm_enable);
void pwm_disable(struct pwm_device *pwm)
{
if (pwm->clk_enabled) {
clk_disable(pwm->clk);
pwm->clk_enabled = 0;
}
}
EXPORT_SYMBOL(pwm_disable);
static DEFINE_MUTEX(pwm_lock);
static LIST_HEAD(pwm_list);
struct pwm_device *pwm_request(int pwm_id, const char *label)
{
struct pwm_device *pwm;
int found = 0;
mutex_lock(&pwm_lock);
list_for_each_entry(pwm, &pwm_list, node) {
if (pwm->pwm_id == pwm_id) {
found = 1;
break;
}
}
if (found) {
if (pwm->use_count == 0) {
pwm->use_count++;
pwm->label = label;
} else
pwm = ERR_PTR(-EBUSY);
} else
pwm = ERR_PTR(-ENOENT);
mutex_unlock(&pwm_lock);
return pwm;
}
EXPORT_SYMBOL(pwm_request);
void pwm_free(struct pwm_device *pwm)
{
mutex_lock(&pwm_lock);
if (pwm->use_count) {
pwm->use_count--;
pwm->label = NULL;
} else
pr_warning("PWM device already freed\n");
mutex_unlock(&pwm_lock);
}
EXPORT_SYMBOL(pwm_free);
static inline void __add_pwm(struct pwm_device *pwm)
{
mutex_lock(&pwm_lock);
list_add_tail(&pwm->node, &pwm_list);
mutex_unlock(&pwm_lock);
}
static struct pwm_device *pwm_probe(struct platform_device *pdev,
unsigned int pwm_id, struct pwm_device *parent_pwm)
{
struct pwm_device *pwm;
struct resource *r;
int ret = 0;
pwm = kzalloc(sizeof(struct pwm_device), GFP_KERNEL);
if (pwm == NULL) {
dev_err(&pdev->dev, "failed to allocate memory\n");
return ERR_PTR(-ENOMEM);
}
pwm->clk = clk_get(&pdev->dev, "PWMCLK");
if (IS_ERR(pwm->clk)) {
ret = PTR_ERR(pwm->clk);
goto err_free;
}
pwm->clk_enabled = 0;
pwm->use_count = 0;
pwm->pwm_id = pwm_id;
pwm->pdev = pdev;
if (parent_pwm != NULL) {
/* registers for the second PWM has offset of 0x10 */
pwm->mmio_base = parent_pwm->mmio_base + 0x10;
__add_pwm(pwm);
return pwm;
}
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (r == NULL) {
dev_err(&pdev->dev, "no memory resource defined\n");
ret = -ENODEV;
goto err_free_clk;
}
r = request_mem_region(r->start, r->end - r->start + 1, pdev->name);
if (r == NULL) {
dev_err(&pdev->dev, "failed to request memory resource\n");
ret = -EBUSY;
goto err_free_clk;
}
pwm->mmio_base = ioremap(r->start, r->end - r->start + 1);
if (pwm->mmio_base == NULL) {
dev_err(&pdev->dev, "failed to ioremap() registers\n");
ret = -ENODEV;
goto err_free_mem;
}
__add_pwm(pwm);
platform_set_drvdata(pdev, pwm);
return pwm;
err_free_mem:
release_mem_region(r->start, r->end - r->start + 1);
err_free_clk:
clk_put(pwm->clk);
err_free:
kfree(pwm);
return ERR_PTR(ret);
}
static int __devinit pxa25x_pwm_probe(struct platform_device *pdev)
{
struct pwm_device *pwm = pwm_probe(pdev, pdev->id, NULL);
if (IS_ERR(pwm))
return PTR_ERR(pwm);
return 0;
}
static int __devinit pxa27x_pwm_probe(struct platform_device *pdev)
{
struct pwm_device *pwm;
pwm = pwm_probe(pdev, pdev->id, NULL);
if (IS_ERR(pwm))
return PTR_ERR(pwm);
pwm = pwm_probe(pdev, pdev->id + 2, pwm);
if (IS_ERR(pwm))
return PTR_ERR(pwm);
return 0;
}
static int __devexit pwm_remove(struct platform_device *pdev)
{
struct pwm_device *pwm;
struct resource *r;
pwm = platform_get_drvdata(pdev);
if (pwm == NULL)
return -ENODEV;
mutex_lock(&pwm_lock);
list_del(&pwm->node);
mutex_unlock(&pwm_lock);
iounmap(pwm->mmio_base);
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
release_mem_region(r->start, r->end - r->start + 1);
clk_put(pwm->clk);
kfree(pwm);
return 0;
}
static struct platform_driver pxa25x_pwm_driver = {
.driver = {
.name = "pxa25x-pwm",
},
.probe = pxa25x_pwm_probe,
.remove = __devexit_p(pwm_remove),
};
static struct platform_driver pxa27x_pwm_driver = {
.driver = {
.name = "pxa27x-pwm",
},
.probe = pxa27x_pwm_probe,
.remove = __devexit_p(pwm_remove),
};
static int __init pwm_init(void)
{
int ret = 0;
ret = platform_driver_register(&pxa25x_pwm_driver);
if (ret) {
printk(KERN_ERR "failed to register pxa25x_pwm_driver\n");
return ret;
}
ret = platform_driver_register(&pxa27x_pwm_driver);
if (ret) {
printk(KERN_ERR "failed to register pxa27x_pwm_driver\n");
return ret;
}
return ret;
}
arch_initcall(pwm_init);
static void __exit pwm_exit(void)
{
platform_driver_unregister(&pxa25x_pwm_driver);
platform_driver_unregister(&pxa27x_pwm_driver);
}
module_exit(pwm_exit);
MODULE_LICENSE("GPL v2");

74
arch/arm/mach-pxa/pxa25x.c
View File

@ -26,6 +26,7 @@
#include <asm/hardware.h>
#include <asm/arch/irqs.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/mfp-pxa25x.h>
#include <asm/arch/pm.h>
#include <asm/arch/dma.h>
@ -108,6 +109,52 @@ static const struct clkops clk_pxa25x_lcd_ops = {
.getrate = clk_pxa25x_lcd_getrate,
};
static unsigned long gpio12_config_32k[] = {
GPIO12_32KHz,
};
static unsigned long gpio12_config_gpio[] = {
GPIO12_GPIO,
};
static void clk_gpio12_enable(struct clk *clk)
{
pxa2xx_mfp_config(gpio12_config_32k, 1);
}
static void clk_gpio12_disable(struct clk *clk)
{
pxa2xx_mfp_config(gpio12_config_gpio, 1);
}
static const struct clkops clk_pxa25x_gpio12_ops = {
.enable = clk_gpio12_enable,
.disable = clk_gpio12_disable,
};
static unsigned long gpio11_config_3m6[] = {
GPIO11_3_6MHz,
};
static unsigned long gpio11_config_gpio[] = {
GPIO11_GPIO,
};
static void clk_gpio11_enable(struct clk *clk)
{
pxa2xx_mfp_config(gpio11_config_3m6, 1);
}
static void clk_gpio11_disable(struct clk *clk)
{
pxa2xx_mfp_config(gpio11_config_gpio, 1);
}
static const struct clkops clk_pxa25x_gpio11_ops = {
.enable = clk_gpio11_enable,
.disable = clk_gpio11_disable,
};
/*
* 3.6864MHz -> OST, GPIO, SSP, PWM, PLLs (95.842MHz, 147.456MHz)
* 95.842MHz -> MMC 19.169MHz, I2C 31.949MHz, FICP 47.923MHz, USB 47.923MHz
@ -117,29 +164,40 @@ static struct clk pxa25x_hwuart_clk =
INIT_CKEN("UARTCLK", HWUART, 14745600, 1, &pxa_device_hwuart.dev)
;
/*
* PXA 2xx clock declarations. Order is important (see aliases below)
* Please be careful not to disrupt the ordering.
*/
static struct clk pxa25x_clks[] = {
INIT_CK("LCDCLK", LCD, &clk_pxa25x_lcd_ops, &pxa_device_fb.dev),
INIT_CKEN("UARTCLK", FFUART, 14745600, 1, &pxa_device_ffuart.dev),
INIT_CKEN("UARTCLK", BTUART, 14745600, 1, &pxa_device_btuart.dev),
INIT_CKEN("UARTCLK", STUART, 14745600, 1, NULL),
INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa_device_udc.dev),
INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa25x_device_udc.dev),
INIT_CLK("GPIO11_CLK", &clk_pxa25x_gpio11_ops, 3686400, 0, NULL),
INIT_CLK("GPIO12_CLK", &clk_pxa25x_gpio12_ops, 32768, 0, NULL),
INIT_CKEN("MMCCLK", MMC, 19169000, 0, &pxa_device_mci.dev),
INIT_CKEN("I2CCLK", I2C, 31949000, 0, &pxa_device_i2c.dev),
INIT_CKEN("SSPCLK", SSP, 3686400, 0, &pxa25x_device_ssp.dev),
INIT_CKEN("SSPCLK", NSSP, 3686400, 0, &pxa25x_device_nssp.dev),
INIT_CKEN("SSPCLK", ASSP, 3686400, 0, &pxa25x_device_assp.dev),
INIT_CKEN("PWMCLK", PWM0, 3686400, 0, &pxa25x_device_pwm0.dev),
INIT_CKEN("PWMCLK", PWM1, 3686400, 0, &pxa25x_device_pwm1.dev),
INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL),
/*
INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL),
INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL),
INIT_CKEN("I2SCLK", I2S, 14745600, 0, NULL),
*/
INIT_CKEN("FICPCLK", FICP, 47923000, 0, NULL),
};
static struct clk pxa2xx_clk_aliases[] = {
INIT_CKOTHER("GPIO7_CLK", &pxa25x_clks[4], NULL),
INIT_CKOTHER("SA1111_CLK", &pxa25x_clks[5], NULL),
};
#ifdef CONFIG_PM
#define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x
@ -260,7 +318,7 @@ void __init pxa25x_init_irq(void)
}
static struct platform_device *pxa25x_devices[] __initdata = {
&pxa_device_udc,
&pxa25x_device_udc,
&pxa_device_ffuart,
&pxa_device_btuart,
&pxa_device_stuart,
@ -269,6 +327,8 @@ static struct platform_device *pxa25x_devices[] __initdata = {
&pxa25x_device_ssp,
&pxa25x_device_nssp,
&pxa25x_device_assp,
&pxa25x_device_pwm0,
&pxa25x_device_pwm1,
};
static struct sys_device pxa25x_sysdev[] = {
@ -284,7 +344,7 @@ static int __init pxa25x_init(void)
int i, ret = 0;
/* Only add HWUART for PXA255/26x; PXA210/250/27x do not have it. */
if (cpu_is_pxa25x())
if (cpu_is_pxa255())
clks_register(&pxa25x_hwuart_clk, 1);
if (cpu_is_pxa21x() || cpu_is_pxa25x()) {
@ -308,9 +368,11 @@ static int __init pxa25x_init(void)
}
/* Only add HWUART for PXA255/26x; PXA210/250/27x do not have it. */
if (cpu_is_pxa25x())
if (cpu_is_pxa255())
ret = platform_device_register(&pxa_device_hwuart);
clks_register(pxa2xx_clk_aliases, ARRAY_SIZE(pxa2xx_clk_aliases));
return ret;
}

12
arch/arm/mach-pxa/pxa27x.c
View File

@ -146,7 +146,7 @@ static struct clk pxa27x_clks[] = {
INIT_CKEN("I2SCLK", I2S, 14682000, 0, &pxa_device_i2s.dev),
INIT_CKEN("I2CCLK", I2C, 32842000, 0, &pxa_device_i2c.dev),
INIT_CKEN("UDCCLK", USB, 48000000, 5, &pxa_device_udc.dev),
INIT_CKEN("UDCCLK", USB, 48000000, 5, &pxa27x_device_udc.dev),
INIT_CKEN("MMCCLK", MMC, 19500000, 0, &pxa_device_mci.dev),
INIT_CKEN("FICPCLK", FICP, 48000000, 0, &pxa_device_ficp.dev),
@ -157,12 +157,13 @@ static struct clk pxa27x_clks[] = {
INIT_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev),
INIT_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
INIT_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
INIT_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
INIT_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL),
INIT_CKEN("AC97CONFCLK", AC97CONF, 24576000, 0, NULL),
/*
INIT_CKEN("PWMCLK", PWM0, 13000000, 0, NULL),
INIT_CKEN("MSLCLK", MSL, 48000000, 0, NULL),
INIT_CKEN("USIMCLK", USIM, 48000000, 0, NULL),
INIT_CKEN("MSTKCLK", MEMSTK, 19500000, 0, NULL),
@ -349,11 +350,14 @@ struct platform_device pxa27x_device_i2c_power = {
void __init pxa_set_i2c_power_info(struct i2c_pxa_platform_data *info)
{
local_irq_disable();
PCFR |= PCFR_PI2CEN;
local_irq_enable();
pxa27x_device_i2c_power.dev.platform_data = info;
}
static struct platform_device *devices[] __initdata = {
&pxa_device_udc,
&pxa27x_device_udc,
&pxa_device_ffuart,
&pxa_device_btuart,
&pxa_device_stuart,
@ -363,6 +367,8 @@ static struct platform_device *devices[] __initdata = {
&pxa27x_device_ssp1,
&pxa27x_device_ssp2,
&pxa27x_device_ssp3,
&pxa27x_device_pwm0,
&pxa27x_device_pwm1,
};
static struct sys_device pxa27x_sysdev[] = {

46
arch/arm/mach-pxa/pxa2xx.c Normal file
View File

@ -0,0 +1,46 @@
/*
* linux/arch/arm/mach-pxa/pxa2xx.c
*
* code specific to pxa2xx
*
* Copyright (C) 2008 Dmitry Baryshkov
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <asm/arch/mfp-pxa2xx.h>
#include <asm/arch/mfp-pxa25x.h>
#include <asm/arch/irda.h>
static unsigned long pxa2xx_mfp_fir[] = {
GPIO46_FICP_RXD,
GPIO47_FICP_TXD,
};
static unsigned long pxa2xx_mfp_sir[] = {
GPIO46_STUART_RXD,
GPIO47_STUART_TXD,
};
static unsigned long pxa2xx_mfp_off[] = {
GPIO46_GPIO | MFP_LPM_DRIVE_LOW,
GPIO47_GPIO | MFP_LPM_DRIVE_LOW,
};
void pxa2xx_transceiver_mode(struct device *dev, int mode)
{
if (mode & IR_OFF) {
pxa2xx_mfp_config(pxa2xx_mfp_off, ARRAY_SIZE(pxa2xx_mfp_off));
} else if (mode & IR_SIRMODE) {
pxa2xx_mfp_config(pxa2xx_mfp_sir, ARRAY_SIZE(pxa2xx_mfp_sir));
} else if (mode & IR_FIRMODE) {
pxa2xx_mfp_config(pxa2xx_mfp_fir, ARRAY_SIZE(pxa2xx_mfp_fir));
} else
BUG();
}

19
arch/arm/mach-pxa/pxa300.c
View File

@ -15,10 +15,16 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <asm/hardware.h>
#include <asm/arch/pxa3xx-regs.h>
#include <asm/arch/mfp-pxa300.h>
#include "generic.h"
#include "devices.h"
#include "clock.h"
static struct pxa3xx_mfp_addr_map pxa300_mfp_addr_map[] __initdata = {
MFP_ADDR_X(GPIO0, GPIO2, 0x00b4),
@ -79,15 +85,26 @@ static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
MFP_ADDR_END,
};
static struct clk common_clks[] = {
PXA3xx_CKEN("NANDCLK", NAND, 156000000, 0, &pxa3xx_device_nand.dev),
};
static struct clk pxa310_clks[] = {
PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
};
static int __init pxa300_init(void)
{
if (cpu_is_pxa300() || cpu_is_pxa310()) {
pxa3xx_init_mfp();
pxa3xx_mfp_init_addr(pxa300_mfp_addr_map);
clks_register(ARRAY_AND_SIZE(common_clks));
}
if (cpu_is_pxa310())
if (cpu_is_pxa310()) {
pxa3xx_mfp_init_addr(pxa310_mfp_addr_map);
clks_register(ARRAY_AND_SIZE(pxa310_clks));
}
return 0;
}

21
arch/arm/mach-pxa/pxa320.c
View File

@ -15,11 +15,17 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <asm/hardware.h>
#include <asm/arch/mfp.h>
#include <asm/arch/pxa3xx-regs.h>
#include <asm/arch/mfp-pxa320.h>
#include "generic.h"
#include "devices.h"
#include "clock.h"
static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
MFP_ADDR_X(GPIO0, GPIO4, 0x0124),
@ -74,16 +80,17 @@ static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
MFP_ADDR_END,
};
static void __init pxa320_init_mfp(void)
{
pxa3xx_init_mfp();
pxa3xx_mfp_init_addr(pxa320_mfp_addr_map);
}
static struct clk pxa320_clks[] = {
PXA3xx_CKEN("NANDCLK", NAND, 104000000, 0, &pxa3xx_device_nand.dev),
};
static int __init pxa320_init(void)
{
if (cpu_is_pxa320())
pxa320_init_mfp();
if (cpu_is_pxa320()) {
pxa3xx_init_mfp();
pxa3xx_mfp_init_addr(pxa320_mfp_addr_map);
clks_register(ARRAY_AND_SIZE(pxa320_clks));
}
return 0;
}

33
arch/arm/mach-pxa/pxa3xx.c
View File

@ -144,7 +144,7 @@ static unsigned long clk_pxa3xx_hsio_getrate(struct clk *clk)
return hsio_clk;
}
static void clk_pxa3xx_cken_enable(struct clk *clk)
void clk_pxa3xx_cken_enable(struct clk *clk)
{
unsigned long mask = 1ul << (clk->cken & 0x1f);
@ -154,7 +154,7 @@ static void clk_pxa3xx_cken_enable(struct clk *clk)
CKENB |= mask;
}
static void clk_pxa3xx_cken_disable(struct clk *clk)
void clk_pxa3xx_cken_disable(struct clk *clk)
{
unsigned long mask = 1ul << (clk->cken & 0x1f);
@ -164,7 +164,7 @@ static void clk_pxa3xx_cken_disable(struct clk *clk)
CKENB &= ~mask;
}
static const struct clkops clk_pxa3xx_cken_ops = {
const struct clkops clk_pxa3xx_cken_ops = {
.enable = clk_pxa3xx_cken_enable,
.disable = clk_pxa3xx_cken_disable,
};
@ -196,24 +196,6 @@ static const struct clkops clk_pout_ops = {
.disable = clk_pout_disable,
};
#define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.ops = &clk_pxa3xx_cken_ops, \
.rate = _rate, \
.cken = CKEN_##_cken, \
.delay = _delay, \
}
#define PXA3xx_CK(_name, _cken, _ops, _dev) \
{ \
.name = _name, \
.dev = _dev, \
.ops = _ops, \
.cken = CKEN_##_cken, \
}
static struct clk pxa3xx_clks[] = {
{
.name = "CLK_POUT",
@ -231,7 +213,7 @@ static struct clk pxa3xx_clks[] = {
PXA3xx_CKEN("UARTCLK", STUART, 14857000, 1, NULL),
PXA3xx_CKEN("I2CCLK", I2C, 32842000, 0, &pxa_device_i2c.dev),
PXA3xx_CKEN("UDCCLK", UDC, 48000000, 5, &pxa_device_udc.dev),
PXA3xx_CKEN("UDCCLK", UDC, 48000000, 5, &pxa27x_device_udc.dev),
PXA3xx_CKEN("USBCLK", USBH, 48000000, 0, &pxa27x_device_ohci.dev),
PXA3xx_CKEN("KBDCLK", KEYPAD, 32768, 0, &pxa27x_device_keypad.dev),
@ -239,10 +221,11 @@ static struct clk pxa3xx_clks[] = {
PXA3xx_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev),
PXA3xx_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev),
PXA3xx_CKEN("SSPCLK", SSP4, 13000000, 0, &pxa3xx_device_ssp4.dev),
PXA3xx_CKEN("PWMCLK", PWM0, 13000000, 0, &pxa27x_device_pwm0.dev),
PXA3xx_CKEN("PWMCLK", PWM1, 13000000, 0, &pxa27x_device_pwm1.dev),
PXA3xx_CKEN("MMCCLK", MMC1, 19500000, 0, &pxa_device_mci.dev),
PXA3xx_CKEN("MMCCLK", MMC2, 19500000, 0, &pxa3xx_device_mci2.dev),
PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
};
#ifdef CONFIG_PM
@ -520,7 +503,7 @@ void __init pxa3xx_init_irq(void)
*/
static struct platform_device *devices[] __initdata = {
&pxa_device_udc,
/* &pxa_device_udc, The UDC driver is PXA25x only */
&pxa_device_ffuart,
&pxa_device_btuart,
&pxa_device_stuart,
@ -530,6 +513,8 @@ static struct platform_device *devices[] __initdata = {
&pxa27x_device_ssp2,
&pxa27x_device_ssp3,
&pxa3xx_device_ssp4,
&pxa27x_device_pwm0,
&pxa27x_device_pwm1,
};
static struct sys_device pxa3xx_sysdev[] = {

190
arch/arm/mach-pxa/pxa930.c Normal file
View File

@ -0,0 +1,190 @@
/*
* linux/arch/arm/mach-pxa/pxa930.c
*
* Code specific to PXA930
*
* Copyright (C) 2007-2008 Marvell Internation Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/dma-mapping.h>
#include <asm/hardware.h>
#include <asm/arch/mfp-pxa930.h>
static struct pxa3xx_mfp_addr_map pxa930_mfp_addr_map[] __initdata = {
MFP_ADDR(GPIO0, 0x02e0),
MFP_ADDR(GPIO1, 0x02dc),
MFP_ADDR(GPIO2, 0x02e8),
MFP_ADDR(GPIO3, 0x02d8),
MFP_ADDR(GPIO4, 0x02e4),
MFP_ADDR(GPIO5, 0x02ec),
MFP_ADDR(GPIO6, 0x02f8),
MFP_ADDR(GPIO7, 0x02fc),
MFP_ADDR(GPIO8, 0x0300),
MFP_ADDR(GPIO9, 0x02d4),
MFP_ADDR(GPIO10, 0x02f4),
MFP_ADDR(GPIO11, 0x02f0),
MFP_ADDR(GPIO12, 0x0304),
MFP_ADDR(GPIO13, 0x0310),
MFP_ADDR(GPIO14, 0x0308),
MFP_ADDR(GPIO15, 0x030c),
MFP_ADDR(GPIO16, 0x04e8),
MFP_ADDR(GPIO17, 0x04f4),
MFP_ADDR(GPIO18, 0x04f8),
MFP_ADDR(GPIO19, 0x04fc),
MFP_ADDR(GPIO20, 0x0518),
MFP_ADDR(GPIO21, 0x051c),
MFP_ADDR(GPIO22, 0x04ec),
MFP_ADDR(GPIO23, 0x0500),
MFP_ADDR(GPIO24, 0x04f0),
MFP_ADDR(GPIO25, 0x0504),
MFP_ADDR(GPIO26, 0x0510),
MFP_ADDR(GPIO27, 0x0514),
MFP_ADDR(GPIO28, 0x0520),
MFP_ADDR(GPIO29, 0x0600),
MFP_ADDR(GPIO30, 0x0618),
MFP_ADDR(GPIO31, 0x0610),
MFP_ADDR(GPIO32, 0x060c),
MFP_ADDR(GPIO33, 0x061c),
MFP_ADDR(GPIO34, 0x0620),
MFP_ADDR(GPIO35, 0x0628),
MFP_ADDR(GPIO36, 0x062c),
MFP_ADDR(GPIO37, 0x0630),
MFP_ADDR(GPIO38, 0x0634),
MFP_ADDR(GPIO39, 0x0638),
MFP_ADDR(GPIO40, 0x063c),
MFP_ADDR(GPIO41, 0x0614),
MFP_ADDR(GPIO42, 0x0624),
MFP_ADDR(GPIO43, 0x0608),
MFP_ADDR(GPIO44, 0x0604),
MFP_ADDR(GPIO45, 0x050c),
MFP_ADDR(GPIO46, 0x0508),
MFP_ADDR(GPIO47, 0x02bc),
MFP_ADDR(GPIO48, 0x02b4),
MFP_ADDR(GPIO49, 0x02b8),
MFP_ADDR(GPIO50, 0x02c8),
MFP_ADDR(GPIO51, 0x02c0),
MFP_ADDR(GPIO52, 0x02c4),
MFP_ADDR(GPIO53, 0x02d0),
MFP_ADDR(GPIO54, 0x02cc),
MFP_ADDR(GPIO55, 0x029c),
MFP_ADDR(GPIO56, 0x02a0),
MFP_ADDR(GPIO57, 0x0294),
MFP_ADDR(GPIO58, 0x0298),
MFP_ADDR(GPIO59, 0x02a4),
MFP_ADDR(GPIO60, 0x02a8),
MFP_ADDR(GPIO61, 0x02b0),
MFP_ADDR(GPIO62, 0x02ac),
MFP_ADDR(GPIO63, 0x0640),
MFP_ADDR(GPIO64, 0x065c),
MFP_ADDR(GPIO65, 0x0648),
MFP_ADDR(GPIO66, 0x0644),
MFP_ADDR(GPIO67, 0x0674),
MFP_ADDR(GPIO68, 0x0658),
MFP_ADDR(GPIO69, 0x0654),
MFP_ADDR(GPIO70, 0x0660),
MFP_ADDR(GPIO71, 0x0668),
MFP_ADDR(GPIO72, 0x0664),
MFP_ADDR(GPIO73, 0x0650),
MFP_ADDR(GPIO74, 0x066c),
MFP_ADDR(GPIO75, 0x064c),
MFP_ADDR(GPIO76, 0x0670),
MFP_ADDR(GPIO77, 0x0678),
MFP_ADDR(GPIO78, 0x067c),
MFP_ADDR(GPIO79, 0x0694),
MFP_ADDR(GPIO80, 0x069c),
MFP_ADDR(GPIO81, 0x06a0),
MFP_ADDR(GPIO82, 0x06a4),
MFP_ADDR(GPIO83, 0x0698),
MFP_ADDR(GPIO84, 0x06bc),
MFP_ADDR(GPIO85, 0x06b4),
MFP_ADDR(GPIO86, 0x06b0),
MFP_ADDR(GPIO87, 0x06c0),
MFP_ADDR(GPIO88, 0x06c4),
MFP_ADDR(GPIO89, 0x06ac),
MFP_ADDR(GPIO90, 0x0680),
MFP_ADDR(GPIO91, 0x0684),
MFP_ADDR(GPIO92, 0x0688),
MFP_ADDR(GPIO93, 0x0690),
MFP_ADDR(GPIO94, 0x068c),
MFP_ADDR(GPIO95, 0x06a8),
MFP_ADDR(GPIO96, 0x06b8),
MFP_ADDR(GPIO97, 0x0410),
MFP_ADDR(GPIO98, 0x0418),
MFP_ADDR(GPIO99, 0x041c),
MFP_ADDR(GPIO100, 0x0414),
MFP_ADDR(GPIO101, 0x0408),
MFP_ADDR(GPIO102, 0x0324),
MFP_ADDR(GPIO103, 0x040c),
MFP_ADDR(GPIO104, 0x0400),
MFP_ADDR(GPIO105, 0x0328),
MFP_ADDR(GPIO106, 0x0404),
MFP_ADDR(nXCVREN, 0x0204),
MFP_ADDR(DF_CLE_nOE, 0x020c),
MFP_ADDR(DF_nADV1_ALE, 0x0218),
MFP_ADDR(DF_SCLK_E, 0x0214),
MFP_ADDR(DF_SCLK_S, 0x0210),
MFP_ADDR(nBE0, 0x021c),
MFP_ADDR(nBE1, 0x0220),
MFP_ADDR(DF_nADV2_ALE, 0x0224),
MFP_ADDR(DF_INT_RnB, 0x0228),
MFP_ADDR(DF_nCS0, 0x022c),
MFP_ADDR(DF_nCS1, 0x0230),
MFP_ADDR(nLUA, 0x0254),
MFP_ADDR(nLLA, 0x0258),
MFP_ADDR(DF_nWE, 0x0234),
MFP_ADDR(DF_nRE_nOE, 0x0238),
MFP_ADDR(DF_ADDR0, 0x024c),
MFP_ADDR(DF_ADDR1, 0x0250),
MFP_ADDR(DF_ADDR2, 0x025c),
MFP_ADDR(DF_ADDR3, 0x0260),
MFP_ADDR(DF_IO0, 0x023c),
MFP_ADDR(DF_IO1, 0x0240),
MFP_ADDR(DF_IO2, 0x0244),
MFP_ADDR(DF_IO3, 0x0248),
MFP_ADDR(DF_IO4, 0x0264),
MFP_ADDR(DF_IO5, 0x0268),
MFP_ADDR(DF_IO6, 0x026c),
MFP_ADDR(DF_IO7, 0x0270),
MFP_ADDR(DF_IO8, 0x0274),
MFP_ADDR(DF_IO9, 0x0278),
MFP_ADDR(DF_IO10, 0x027c),
MFP_ADDR(DF_IO11, 0x0280),
MFP_ADDR(DF_IO12, 0x0284),
MFP_ADDR(DF_IO13, 0x0288),
MFP_ADDR(DF_IO14, 0x028c),
MFP_ADDR(DF_IO15, 0x0290),
MFP_ADDR(GSIM_UIO, 0x0314),
MFP_ADDR(GSIM_UCLK, 0x0318),
MFP_ADDR(GSIM_UDET, 0x031c),
MFP_ADDR(GSIM_nURST, 0x0320),
MFP_ADDR(PMIC_INT, 0x06c8),
MFP_ADDR(RDY, 0x0200),
MFP_ADDR_END,
};
static int __init pxa930_init(void)
{
if (cpu_is_pxa930()) {
pxa3xx_init_mfp();
pxa3xx_mfp_init_addr(pxa930_mfp_addr_map);
}
return 0;
}
core_initcall(pxa930_init);

96
arch/arm/mach-pxa/reset.c Normal file
View File

@ -0,0 +1,96 @@
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <asm/io.h>
#include <asm/proc-fns.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
static void do_hw_reset(void);
static int reset_gpio = -1;
int init_gpio_reset(int gpio)
{
int rc;
rc = gpio_request(gpio, "reset generator");
if (rc) {
printk(KERN_ERR "Can't request reset_gpio\n");
goto out;
}
rc = gpio_direction_input(gpio);
if (rc) {
printk(KERN_ERR "Can't configure reset_gpio for input\n");
gpio_free(gpio);
goto out;
}
out:
if (!rc)
reset_gpio = gpio;
return rc;
}
/*
* Trigger GPIO reset.
* This covers various types of logic connecting gpio pin
* to RESET pins (nRESET or GPIO_RESET):
*/
static void do_gpio_reset(void)
{
BUG_ON(reset_gpio == -1);
/* drive it low */
gpio_direction_output(reset_gpio, 0);
mdelay(2);
/* rising edge or drive high */
gpio_set_value(reset_gpio, 1);
mdelay(2);
/* falling edge */
gpio_set_value(reset_gpio, 0);
/* give it some time */
mdelay(10);
WARN_ON(1);
/* fallback */
do_hw_reset();
}
static void do_hw_reset(void)
{
/* Initialize the watchdog and let it fire */
OWER = OWER_WME;
OSSR = OSSR_M3;
OSMR3 = OSCR + 368640; /* ... in 100 ms */
}
void arch_reset(char mode)
{
if (cpu_is_pxa2xx())
RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
switch (mode) {
case 's':
/* Jump into ROM at address 0 */
cpu_reset(0);
break;
case 'h':
do_hw_reset();
break;
case 'g':
do_gpio_reset();
break;
}
}

84
arch/arm/mach-pxa/saar.c Normal file
View File

@ -0,0 +1,84 @@
/*
* linux/arch/arm/mach-pxa/saar.c
*
* Support for the Marvell PXA930 Handheld Platform (aka SAAR)
*
* Copyright (C) 2007-2008 Marvell International Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* publishhed by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/smc91x.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware.h>
#include <asm/arch/pxa3xx-regs.h>
#include <asm/arch/mfp-pxa930.h>
#include "devices.h"
#include "generic.h"
/* SAAR MFP configurations */
static mfp_cfg_t saar_mfp_cfg[] __initdata = {
/* Ethernet */
DF_nCS1_nCS3,
GPIO97_GPIO,
};
#define SAAR_ETH_PHYS (0x14000000)
static struct resource smc91x_resources[] = {
[0] = {
.start = (SAAR_ETH_PHYS + 0x300),
.end = (SAAR_ETH_PHYS + 0xfffff),
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
.end = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct smc91x_platdata saar_smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &saar_smc91x_info,
},
};
static void __init saar_init(void)
{
/* initialize MFP configurations */
pxa3xx_mfp_config(ARRAY_AND_SIZE(saar_mfp_cfg));
platform_device_register(&smc91x_device);
}
MACHINE_START(SAAR, "PXA930 Handheld Platform (aka SAAR)")
/* Maintainer: Eric Miao <eric.miao@marvell.com> */
.phys_io = 0x40000000,
.boot_params = 0xa0000100,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.map_io = pxa_map_io,
.init_irq = pxa3xx_init_irq,
.timer = &pxa_timer,
.init_machine = saar_init,
MACHINE_END

10
arch/arm/mach-pxa/spitz.c
View File

@ -38,6 +38,7 @@
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/pxa27x-udc.h>
#include <asm/arch/irda.h>
#include <asm/arch/mmc.h>
#include <asm/arch/ohci.h>
@ -450,6 +451,7 @@ static void spitz_irda_transceiver_mode(struct device *dev, int mode)
set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
else
reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
pxa2xx_transceiver_mode(dev, mode);
}
#ifdef CONFIG_MACH_AKITA
@ -459,6 +461,7 @@ static void akita_irda_transceiver_mode(struct device *dev, int mode)
akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
else
akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
pxa2xx_transceiver_mode(dev, mode);
}
#endif
@ -529,11 +532,7 @@ static struct platform_device *devices[] __initdata = {
static void spitz_poweroff(void)
{
pxa_gpio_mode(SPITZ_GPIO_ON_RESET | GPIO_OUT);
GPSR(SPITZ_GPIO_ON_RESET) = GPIO_bit(SPITZ_GPIO_ON_RESET);
mdelay(1000);
arm_machine_restart('h');
arm_machine_restart('g');
}
static void spitz_restart(char mode)
@ -547,6 +546,7 @@ static void spitz_restart(char mode)
static void __init common_init(void)
{
init_gpio_reset(SPITZ_GPIO_ON_RESET);
pm_power_off = spitz_poweroff;
arm_pm_restart = spitz_restart;

7
arch/arm/mach-pxa/spitz_pm.c
View File

@ -26,6 +26,7 @@
#include <asm/arch/sharpsl.h>
#include <asm/arch/spitz.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include "sharpsl.h"
@ -207,7 +208,9 @@ struct sharpsl_charger_machinfo spitz_pm_machinfo = {
.read_devdata = spitzpm_read_devdata,
.charger_wakeup = spitz_charger_wakeup,
.should_wakeup = spitz_should_wakeup,
#ifdef CONFIG_BACKLIGHT_CORGI
.backlight_limit = corgibl_limit_intensity,
#endif
.charge_on_volt = SHARPSL_CHARGE_ON_VOLT,
.charge_on_temp = SHARPSL_CHARGE_ON_TEMP,
.charge_acin_high = SHARPSL_CHARGE_ON_ACIN_HIGH,
@ -229,6 +232,10 @@ static int __devinit spitzpm_init(void)
{
int ret;
if (!machine_is_spitz() && !machine_is_akita()
&& !machine_is_borzoi())
return -ENODEV;
spitzpm_device = platform_device_alloc("sharpsl-pm", -1);
if (!spitzpm_device)
return -ENOMEM;

13
arch/arm/mach-pxa/ssp.c
View File

@ -14,13 +14,6 @@
* IO-based SSP applications and allows easy port setup for DMA access.
*
* Author: Liam Girdwood <liam.girdwood@wolfsonmicro.com>
*
* Revision history:
* 22nd Aug 2003 Initial version.
* 20th Dec 2004 Added ssp_config for changing port config without
* closing the port.
* 4th Aug 2005 Added option to disable irq handler registration and
* cleaned up irq and clock detection.
*/
#include <linux/module.h>
@ -285,7 +278,7 @@ int ssp_init(struct ssp_dev *dev, u32 port, u32 init_flags)
goto out_region;
dev->irq = ssp->irq;
} else
dev->irq = 0;
dev->irq = NO_IRQ;
/* turn on SSP port clock */
clk_enable(ssp->clk);
@ -306,7 +299,8 @@ void ssp_exit(struct ssp_dev *dev)
struct ssp_device *ssp = dev->ssp;
ssp_disable(dev);
free_irq(dev->irq, dev);
if (dev->irq != NO_IRQ)
free_irq(dev->irq, dev);
clk_disable(ssp->clk);
ssp_free(ssp);
}
@ -360,6 +354,7 @@ static int __devinit ssp_probe(struct platform_device *pdev, int type)
dev_err(&pdev->dev, "failed to allocate memory");
return -ENOMEM;
}
ssp->pdev = pdev;
ssp->clk = clk_get(&pdev->dev, "SSPCLK");
if (IS_ERR(ssp->clk)) {

83
arch/arm/mach-pxa/standby.S
View File

@ -14,6 +14,7 @@
#include <asm/hardware.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
.text
@ -35,20 +36,20 @@ ENTRY(pxa_cpu_standby)
#ifdef CONFIG_PXA3xx
#define MDCNFG 0x0000
#define MDCNFG_DMCEN (1 << 30)
#define DDR_HCAL 0x0060
#define DDR_HCAL_HCRNG 0x1f
#define DDR_HCAL_HCPROG (1 << 28)
#define DDR_HCAL_HCEN (1 << 31)
#define DMCIER 0x0070
#define DMCIER_EDLP (1 << 29)
#define DMCISR 0x0078
#define RCOMP 0x0100
#define RCOMP_SWEVAL (1 << 31)
#define PXA3_MDCNFG 0x0000
#define PXA3_MDCNFG_DMCEN (1 << 30)
#define PXA3_DDR_HCAL 0x0060
#define PXA3_DDR_HCAL_HCRNG 0x1f
#define PXA3_DDR_HCAL_HCPROG (1 << 28)
#define PXA3_DDR_HCAL_HCEN (1 << 31)
#define PXA3_DMCIER 0x0070
#define PXA3_DMCIER_EDLP (1 << 29)
#define PXA3_DMCISR 0x0078
#define PXA3_RCOMP 0x0100
#define PXA3_RCOMP_SWEVAL (1 << 31)
ENTRY(pm_enter_standby_start)
mov r1, #0xf6000000 @ DMEMC_REG_BASE (MDCNFG)
mov r1, #0xf6000000 @ DMEMC_REG_BASE (PXA3_MDCNFG)
add r1, r1, #0x00100000
/*
@ -59,54 +60,54 @@ ENTRY(pm_enter_standby_start)
* This also means that only the dynamic memory controller
* can be reliably accessed in the code following standby.
*/
ldr r2, [r1] @ Dummy read MDCNFG
ldr r2, [r1] @ Dummy read PXA3_MDCNFG
mcr p14, 0, r0, c7, c0, 0
.rept 8
nop
.endr
ldr r0, [r1, #DDR_HCAL] @ Clear (and wait for) HCEN
bic r0, r0, #DDR_HCAL_HCEN
str r0, [r1, #DDR_HCAL]
1: ldr r0, [r1, #DDR_HCAL]
tst r0, #DDR_HCAL_HCEN
ldr r0, [r1, #PXA3_DDR_HCAL] @ Clear (and wait for) HCEN
bic r0, r0, #PXA3_DDR_HCAL_HCEN
str r0, [r1, #PXA3_DDR_HCAL]
1: ldr r0, [r1, #PXA3_DDR_HCAL]
tst r0, #PXA3_DDR_HCAL_HCEN
bne 1b
ldr r0, [r1, #RCOMP] @ Initiate RCOMP
orr r0, r0, #RCOMP_SWEVAL
str r0, [r1, #RCOMP]
ldr r0, [r1, #PXA3_RCOMP] @ Initiate RCOMP
orr r0, r0, #PXA3_RCOMP_SWEVAL
str r0, [r1, #PXA3_RCOMP]
mov r0, #~0 @ Clear interrupts
str r0, [r1, #DMCISR]
mov r0, #~0 @ Clear interrupts
str r0, [r1, #PXA3_DMCISR]
ldr r0, [r1, #DMCIER] @ set DMIER[EDLP]
orr r0, r0, #DMCIER_EDLP
str r0, [r1, #DMCIER]
ldr r0, [r1, #PXA3_DMCIER] @ set DMIER[EDLP]
orr r0, r0, #PXA3_DMCIER_EDLP
str r0, [r1, #PXA3_DMCIER]
ldr r0, [r1, #DDR_HCAL] @ clear HCRNG, set HCPROG, HCEN
bic r0, r0, #DDR_HCAL_HCRNG
orr r0, r0, #DDR_HCAL_HCEN | DDR_HCAL_HCPROG
str r0, [r1, #DDR_HCAL]
ldr r0, [r1, #PXA3_DDR_HCAL] @ clear HCRNG, set HCPROG, HCEN
bic r0, r0, #PXA3_DDR_HCAL_HCRNG
orr r0, r0, #PXA3_DDR_HCAL_HCEN | PXA3_DDR_HCAL_HCPROG
str r0, [r1, #PXA3_DDR_HCAL]
1: ldr r0, [r1, #DMCISR]
tst r0, #DMCIER_EDLP
1: ldr r0, [r1, #PXA3_DMCISR]
tst r0, #PXA3_DMCIER_EDLP
beq 1b
ldr r0, [r1, #MDCNFG] @ set MDCNFG[DMCEN]
orr r0, r0, #MDCNFG_DMCEN
str r0, [r1, #MDCNFG]
1: ldr r0, [r1, #MDCNFG]
tst r0, #MDCNFG_DMCEN
ldr r0, [r1, #PXA3_MDCNFG] @ set PXA3_MDCNFG[DMCEN]
orr r0, r0, #PXA3_MDCNFG_DMCEN
str r0, [r1, #PXA3_MDCNFG]
1: ldr r0, [r1, #PXA3_MDCNFG]
tst r0, #PXA3_MDCNFG_DMCEN
beq 1b
ldr r0, [r1, #DDR_HCAL] @ set DDR_HCAL[HCRNG]
ldr r0, [r1, #PXA3_DDR_HCAL] @ set PXA3_DDR_HCAL[HCRNG]
orr r0, r0, #2 @ HCRNG
str r0, [r1, #DDR_HCAL]
str r0, [r1, #PXA3_DDR_HCAL]
ldr r0, [r1, #DMCIER] @ Clear the interrupt
ldr r0, [r1, #PXA3_DMCIER] @ Clear the interrupt
bic r0, r0, #0x20000000
str r0, [r1, #DMCIER]
str r0, [r1, #PXA3_DMCIER]
mov pc, lr
ENTRY(pm_enter_standby_end)

84
arch/arm/mach-pxa/tavorevb.c Normal file
View File

@ -0,0 +1,84 @@
/*
* linux/arch/arm/mach-pxa/tavorevb.c
*
* Support for the Marvell PXA930 Evaluation Board
*
* Copyright (C) 2007-2008 Marvell International Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* publishhed by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/smc91x.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware.h>
#include <asm/arch/pxa3xx-regs.h>
#include <asm/arch/mfp-pxa930.h>
#include "devices.h"
#include "generic.h"
/* Tavor EVB MFP configurations */
static mfp_cfg_t tavorevb_mfp_cfg[] __initdata = {
/* Ethernet */
DF_nCS1_nCS3,
GPIO47_GPIO,
};
#define TAVOREVB_ETH_PHYS (0x14000000)
static struct resource smc91x_resources[] = {
[0] = {
.start = (TAVOREVB_ETH_PHYS + 0x300),
.end = (TAVOREVB_ETH_PHYS + 0xfffff),
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO47)),
.end = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO47)),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct smc91x_platdata tavorevb_smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &tavorevb_smc91x_info,
},
};
static void __init tavorevb_init(void)
{
/* initialize MFP configurations */
pxa3xx_mfp_config(ARRAY_AND_SIZE(tavorevb_mfp_cfg));
platform_device_register(&smc91x_device);
}
MACHINE_START(TAVOREVB, "PXA930 Evaluation Board (aka TavorEVB)")
/* Maintainer: Eric Miao <eric.miao@marvell.com> */
.phys_io = 0x40000000,
.boot_params = 0xa0000100,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.map_io = pxa_map_io,
.init_irq = pxa3xx_init_irq,
.timer = &pxa_timer,
.init_machine = tavorevb_init,
MACHINE_END

150
arch/arm/mach-pxa/tosa-bt.c Normal file
View File

@ -0,0 +1,150 @@
/*
* Bluetooth built-in chip control
*
* Copyright (c) 2008 Dmitry Baryshkov
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/delay.h>
#include <linux/rfkill.h>
#include <asm/arch/tosa_bt.h>
static void tosa_bt_on(struct tosa_bt_data *data)
{
gpio_set_value(data->gpio_reset, 0);
gpio_set_value(data->gpio_pwr, 1);
gpio_set_value(data->gpio_reset, 1);
mdelay(20);
gpio_set_value(data->gpio_reset, 0);
}
static void tosa_bt_off(struct tosa_bt_data *data)
{
gpio_set_value(data->gpio_reset, 1);
mdelay(10);
gpio_set_value(data->gpio_pwr, 0);
gpio_set_value(data->gpio_reset, 0);
}
static int tosa_bt_toggle_radio(void *data, enum rfkill_state state)
{
pr_info("BT_RADIO going: %s\n",
state == RFKILL_STATE_ON ? "on" : "off");
if (state == RFKILL_STATE_ON) {
pr_info("TOSA_BT: going ON\n");
tosa_bt_on(data);
} else {
pr_info("TOSA_BT: going OFF\n");
tosa_bt_off(data);
}
return 0;
}
static int tosa_bt_probe(struct platform_device *dev)
{
int rc;
struct rfkill *rfk;
struct tosa_bt_data *data = dev->dev.platform_data;
rc = gpio_request(data->gpio_reset, "Bluetooth reset");
if (rc)
goto err_reset;
rc = gpio_direction_output(data->gpio_reset, 0);
if (rc)
goto err_reset_dir;
rc = gpio_request(data->gpio_pwr, "Bluetooth power");
if (rc)
goto err_pwr;
rc = gpio_direction_output(data->gpio_pwr, 0);
if (rc)
goto err_pwr_dir;
rfk = rfkill_allocate(&dev->dev, RFKILL_TYPE_BLUETOOTH);
if (!rfk) {
rc = -ENOMEM;
goto err_rfk_alloc;
}
rfk->name = "tosa-bt";
rfk->toggle_radio = tosa_bt_toggle_radio;
rfk->data = data;
#ifdef CONFIG_RFKILL_LEDS
rfk->led_trigger.name = "tosa-bt";
#endif
rc = rfkill_register(rfk);
if (rc)
goto err_rfkill;
platform_set_drvdata(dev, rfk);
return 0;
err_rfkill:
if (rfk)
rfkill_free(rfk);
rfk = NULL;
err_rfk_alloc:
tosa_bt_off(data);
err_pwr_dir:
gpio_free(data->gpio_pwr);
err_pwr:
err_reset_dir:
gpio_free(data->gpio_reset);
err_reset:
return rc;
}
static int __devexit tosa_bt_remove(struct platform_device *dev)
{
struct tosa_bt_data *data = dev->dev.platform_data;
struct rfkill *rfk = platform_get_drvdata(dev);
platform_set_drvdata(dev, NULL);
if (rfk)
rfkill_unregister(rfk);
rfk = NULL;
tosa_bt_off(data);
gpio_free(data->gpio_pwr);
gpio_free(data->gpio_reset);
return 0;
}
static struct platform_driver tosa_bt_driver = {
.probe = tosa_bt_probe,
.remove = __devexit_p(tosa_bt_remove),
.driver = {
.name = "tosa-bt",
.owner = THIS_MODULE,
},
};
static int __init tosa_bt_init(void)
{
return platform_driver_register(&tosa_bt_driver);
}
static void __exit tosa_bt_exit(void)
{
platform_driver_unregister(&tosa_bt_driver);
}
module_init(tosa_bt_init);
module_exit(tosa_bt_exit);

384
arch/arm/mach-pxa/tosa.c
View File

@ -18,30 +18,31 @@
#include <linux/major.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
#include <linux/mmc/host.h>
#include <linux/pm.h>
#include <linux/delay.h>
#include <linux/fb.h>
#include <linux/mmc/host.h>
#include <linux/mfd/tc6393xb.h>
#include <linux/mfd/tmio.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/pm.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/gpio.h>
#include <linux/pda_power.h>
#include <linux/rfkill.h>
#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/mach-types.h>
#include <asm/hardware.h>
#include <asm/irq.h>
#include <asm/system.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/mfp-pxa25x.h>
#include <asm/arch/irda.h>
#include <asm/arch/i2c.h>
#include <asm/arch/mmc.h>
#include <asm/arch/udc.h>
#include <asm/arch/tosa_bt.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <asm/arch/tosa.h>
#include <asm/hardware/scoop.h>
@ -86,7 +87,7 @@ static unsigned long tosa_pin_config[] = {
GPIO6_MMC_CLK,
GPIO8_MMC_CS0,
GPIO9_GPIO, /* Detect */
// GPIO10 nSD_INT
GPIO10_GPIO, /* nSD_INT */
/* CF */
GPIO13_GPIO, /* CD_IRQ */
@ -124,34 +125,34 @@ static unsigned long tosa_pin_config[] = {
GPIO44_BTUART_CTS,
GPIO45_BTUART_RTS,
/* IrDA */
GPIO46_STUART_RXD,
GPIO47_STUART_TXD,
/* Keybd */
GPIO58_GPIO,
GPIO59_GPIO,
GPIO60_GPIO,
GPIO61_GPIO,
GPIO62_GPIO,
GPIO63_GPIO,
GPIO64_GPIO,
GPIO65_GPIO,
GPIO66_GPIO,
GPIO67_GPIO,
GPIO68_GPIO,
GPIO69_GPIO,
GPIO70_GPIO,
GPIO71_GPIO,
GPIO72_GPIO,
GPIO73_GPIO,
GPIO74_GPIO,
GPIO75_GPIO,
GPIO58_GPIO | MFP_LPM_DRIVE_LOW,
GPIO59_GPIO | MFP_LPM_DRIVE_LOW,
GPIO60_GPIO | MFP_LPM_DRIVE_LOW,
GPIO61_GPIO | MFP_LPM_DRIVE_LOW,
GPIO62_GPIO | MFP_LPM_DRIVE_LOW,
GPIO63_GPIO | MFP_LPM_DRIVE_LOW,
GPIO64_GPIO | MFP_LPM_DRIVE_LOW,
GPIO65_GPIO | MFP_LPM_DRIVE_LOW,
GPIO66_GPIO | MFP_LPM_DRIVE_LOW,
GPIO67_GPIO | MFP_LPM_DRIVE_LOW,
GPIO68_GPIO | MFP_LPM_DRIVE_LOW,
GPIO69_GPIO | MFP_LPM_DRIVE_LOW,
GPIO70_GPIO | MFP_LPM_DRIVE_LOW,
GPIO71_GPIO | MFP_LPM_DRIVE_LOW,
GPIO72_GPIO | MFP_LPM_DRIVE_LOW,
GPIO73_GPIO | MFP_LPM_DRIVE_LOW,
GPIO74_GPIO | MFP_LPM_DRIVE_LOW,
GPIO75_GPIO | MFP_LPM_DRIVE_LOW,
/* SPI */
GPIO81_SSP2_CLK_OUT,
GPIO82_SSP2_FRM_OUT,
GPIO83_SSP2_TXD,
/* IrDA is managed in other way */
GPIO46_GPIO,
GPIO47_GPIO,
};
/*
@ -249,6 +250,15 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
err = gpio_request(TOSA_GPIO_nSD_DETECT, "MMC/SD card detect");
if (err) {
printk(KERN_ERR "tosa_mci_init: can't request nSD_DETECT gpio\n");
goto err_gpio_detect;
}
err = gpio_direction_input(TOSA_GPIO_nSD_DETECT);
if (err)
goto err_gpio_detect_dir;
err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int,
IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
"MMC/SD card detect", data);
@ -257,7 +267,7 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
goto err_irq;
}
err = gpio_request(TOSA_GPIO_SD_WP, "sd_wp");
err = gpio_request(TOSA_GPIO_SD_WP, "SD Write Protect");
if (err) {
printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n");
goto err_gpio_wp;
@ -266,7 +276,7 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
if (err)
goto err_gpio_wp_dir;
err = gpio_request(TOSA_GPIO_PWR_ON, "sd_pwr");
err = gpio_request(TOSA_GPIO_PWR_ON, "SD Power");
if (err) {
printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
goto err_gpio_pwr;
@ -275,8 +285,20 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
if (err)
goto err_gpio_pwr_dir;
err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
if (err) {
printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
goto err_gpio_int;
}
err = gpio_direction_input(TOSA_GPIO_nSD_INT);
if (err)
goto err_gpio_int_dir;
return 0;
err_gpio_int_dir:
gpio_free(TOSA_GPIO_nSD_INT);
err_gpio_int:
err_gpio_pwr_dir:
gpio_free(TOSA_GPIO_PWR_ON);
err_gpio_pwr:
@ -285,6 +307,9 @@ err_gpio_wp_dir:
err_gpio_wp:
free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
err_irq:
err_gpio_detect_dir:
gpio_free(TOSA_GPIO_nSD_DETECT);
err_gpio_detect:
return err;
}
@ -306,9 +331,11 @@ static int tosa_mci_get_ro(struct device *dev)
static void tosa_mci_exit(struct device *dev, void *data)
{
gpio_free(TOSA_GPIO_nSD_INT);
gpio_free(TOSA_GPIO_PWR_ON);
gpio_free(TOSA_GPIO_SD_WP);
free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
gpio_free(TOSA_GPIO_nSD_DETECT);
}
static struct pxamci_platform_data tosa_mci_platform_data = {
@ -322,29 +349,55 @@ static struct pxamci_platform_data tosa_mci_platform_data = {
/*
* Irda
*/
static void tosa_irda_transceiver_mode(struct device *dev, int mode)
{
if (mode & IR_OFF) {
gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
pxa2xx_transceiver_mode(dev, mode);
gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
} else {
pxa2xx_transceiver_mode(dev, mode);
gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
}
}
static int tosa_irda_startup(struct device *dev)
{
int ret;
ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
if (ret)
goto err_tx;
ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
if (ret)
goto err_tx_dir;
ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
if (ret)
return ret;
goto err_pwr;
ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
if (ret)
gpio_free(TOSA_GPIO_IR_POWERDWN);
goto err_pwr_dir;
tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
return 0;
err_pwr_dir:
gpio_free(TOSA_GPIO_IR_POWERDWN);
err_pwr:
err_tx_dir:
gpio_free(TOSA_GPIO_IRDA_TX);
err_tx:
return ret;
}
}
static void tosa_irda_shutdown(struct device *dev)
{
tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
gpio_free(TOSA_GPIO_IR_POWERDWN);
}
static void tosa_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(TOSA_GPIO_IR_POWERDWN, !(mode & IR_OFF));
gpio_free(TOSA_GPIO_IRDA_TX);
}
static struct pxaficp_platform_data tosa_ficp_platform_data = {
@ -354,6 +407,70 @@ static struct pxaficp_platform_data tosa_ficp_platform_data = {
.shutdown = tosa_irda_shutdown,
};
/*
* Tosa AC IN
*/
static int tosa_power_init(struct device *dev)
{
int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
if (ret)
goto err_gpio_req;
ret = gpio_direction_input(TOSA_GPIO_AC_IN);
if (ret)
goto err_gpio_in;
return 0;
err_gpio_in:
gpio_free(TOSA_GPIO_AC_IN);
err_gpio_req:
return ret;
}
static void tosa_power_exit(struct device *dev)
{
gpio_free(TOSA_GPIO_AC_IN);
}
static int tosa_power_ac_online(void)
{
return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
}
static char *tosa_ac_supplied_to[] = {
"main-battery",
"backup-battery",
"jacket-battery",
};
static struct pda_power_pdata tosa_power_data = {
.init = tosa_power_init,
.is_ac_online = tosa_power_ac_online,
.exit = tosa_power_exit,
.supplied_to = tosa_ac_supplied_to,
.num_supplicants = ARRAY_SIZE(tosa_ac_supplied_to),
};
static struct resource tosa_power_resource[] = {
{
.name = "ac",
.start = gpio_to_irq(TOSA_GPIO_AC_IN),
.end = gpio_to_irq(TOSA_GPIO_AC_IN),
.flags = IORESOURCE_IRQ |
IORESOURCE_IRQ_HIGHEDGE |
IORESOURCE_IRQ_LOWEDGE,
},
};
static struct platform_device tosa_power_device = {
.name = "pda-power",
.id = -1,
.dev.platform_data = &tosa_power_data,
.resource = tosa_power_resource,
.num_resources = ARRAY_SIZE(tosa_power_resource),
};
/*
* Tosa Keyboard
*/
@ -439,7 +556,7 @@ static struct gpio_led tosa_gpio_leds[] = {
},
{
.name = "tosa:blue:bluetooth",
.default_trigger = "none",
.default_trigger = "tosa-bt",
.gpio = TOSA_GPIO_BT_LED,
},
};
@ -457,21 +574,184 @@ static struct platform_device tosaled_device = {
},
};
/*
* Toshiba Mobile IO Controller
*/
static struct resource tc6393xb_resources[] = {
[0] = {
.start = TOSA_LCDC_PHYS,
.end = TOSA_LCDC_PHYS + 0x3ffffff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = TOSA_IRQ_GPIO_TC6393XB_INT,
.end = TOSA_IRQ_GPIO_TC6393XB_INT,
.flags = IORESOURCE_IRQ,
},
};
static int tosa_tc6393xb_enable(struct platform_device *dev)
{
int rc;
rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
if (rc)
goto err_req_pclr;
rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
if (rc)
goto err_req_suspend;
rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "l3v");
if (rc)
goto err_req_l3v;
rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
if (rc)
goto err_dir_l3v;
rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
if (rc)
goto err_dir_suspend;
rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
if (rc)
goto err_dir_pclr;
mdelay(1);
gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
mdelay(10);
gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
return 0;
err_dir_pclr:
err_dir_suspend:
err_dir_l3v:
gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
err_req_l3v:
gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
err_req_suspend:
gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
err_req_pclr:
return rc;
}
static int tosa_tc6393xb_disable(struct platform_device *dev)
{
gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
return 0;
}
static int tosa_tc6393xb_resume(struct platform_device *dev)
{
gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
mdelay(10);
gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
mdelay(10);
return 0;
}
static int tosa_tc6393xb_suspend(struct platform_device *dev)
{
gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
return 0;
}
static struct mtd_partition tosa_nand_partition[] = {
{
.name = "smf",
.offset = 0,
.size = 7 * 1024 * 1024,
},
{
.name = "root",
.offset = MTDPART_OFS_APPEND,
.size = 28 * 1024 * 1024,
},
{
.name = "home",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
},
};
static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
.options = 0,
.offs = 4,
.len = 2,
.pattern = scan_ff_pattern
};
static struct tmio_nand_data tosa_tc6393xb_nand_config = {
.num_partitions = ARRAY_SIZE(tosa_nand_partition),
.partition = tosa_nand_partition,
.badblock_pattern = &tosa_tc6393xb_nand_bbt,
};
static struct tc6393xb_platform_data tosa_tc6393xb_setup = {
.scr_pll2cr = 0x0cc1,
.scr_gper = 0x3300,
.scr_gpo_dsr =
TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON),
.scr_gpo_doecr =
TOSA_TC6393XB_GPIO_BIT(TOSA_GPIO_CARD_VCC_ON),
.irq_base = IRQ_BOARD_START,
.gpio_base = TOSA_TC6393XB_GPIO_BASE,
.enable = tosa_tc6393xb_enable,
.disable = tosa_tc6393xb_disable,
.suspend = tosa_tc6393xb_suspend,
.resume = tosa_tc6393xb_resume,
.nand_data = &tosa_tc6393xb_nand_config,
};
static struct platform_device tc6393xb_device = {
.name = "tc6393xb",
.id = -1,
.dev = {
.platform_data = &tosa_tc6393xb_setup,
},
.num_resources = ARRAY_SIZE(tc6393xb_resources),
.resource = tc6393xb_resources,
};
static struct tosa_bt_data tosa_bt_data = {
.gpio_pwr = TOSA_GPIO_BT_PWR_EN,
.gpio_reset = TOSA_GPIO_BT_RESET,
};
static struct platform_device tosa_bt_device = {
.name = "tosa-bt",
.id = -1,
.dev.platform_data = &tosa_bt_data,
};
static struct platform_device *devices[] __initdata = {
&tosascoop_device,
&tosascoop_jc_device,
&tc6393xb_device,
&tosa_power_device,
&tosakbd_device,
&tosa_gpio_keys_device,
&tosaled_device,
&tosa_bt_device,
};
static void tosa_poweroff(void)
{
gpio_direction_output(TOSA_GPIO_ON_RESET, 0);
gpio_set_value(TOSA_GPIO_ON_RESET, 1);
mdelay(1000);
arm_machine_restart('h');
arm_machine_restart('g');
}
static void tosa_restart(char mode)
@ -485,10 +765,14 @@ static void tosa_restart(char mode)
static void __init tosa_init(void)
{
int dummy;
pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
gpio_set_wake(MFP_PIN_GPIO1, 1);
/* We can't pass to gpio-keys since it will drop the Reset altfunc */
init_gpio_reset(TOSA_GPIO_ON_RESET);
pm_power_off = tosa_poweroff;
arm_pm_restart = tosa_restart;
@ -497,6 +781,10 @@ static void __init tosa_init(void)
/* enable batt_fault */
PMCR = 0x01;
dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);
dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
pxa_set_mci_info(&tosa_mci_platform_data);
pxa_set_udc_info(&udc_info);
pxa_set_ficp_info(&tosa_ficp_platform_data);

13
arch/arm/mach-pxa/trizeps4.c
View File

@ -41,6 +41,7 @@
#include <asm/mach/flash.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/trizeps4.h>
#include <asm/arch/audio.h>
@ -175,19 +176,10 @@ static struct platform_device uart_devices = {
.resource = NULL,
};
/********************************************************************************************
* PXA270 ac97 sound codec
********************************************************************************************/
static struct platform_device ac97_audio_device = {
.name = "pxa2xx-ac97",
.id = -1,
};
static struct platform_device * trizeps4_devices[] __initdata = {
&flash_device,
&uart_devices,
&dm9000_device,
&ac97_audio_device,
};
#ifdef CONFIG_MACH_TRIZEPS4_CONXS
@ -262,6 +254,7 @@ static void board_irda_mode(struct device *dev, int mode)
/* Fast mode */
trizeps_conxs_ircr |= ConXS_IRCR_MODE;
}
pxa2xx_transceiver_mode(dev, mode);
if (mode & IR_OFF) {
trizeps_conxs_ircr |= ConXS_IRCR_SD;
} else {
@ -438,6 +431,7 @@ static void __init trizeps4_init(void)
pxa_set_mci_info(&trizeps4_mci_platform_data);
pxa_set_ficp_info(&trizeps4_ficp_platform_data);
pxa_set_ohci_info(&trizeps4_ohci_platform_data);
pxa_set_ac97_info(NULL);
}
static void __init trizeps4_map_io(void)
@ -487,6 +481,7 @@ static void __init trizeps4_map_io(void)
ConXS_BCR = trizeps_conxs_bcr;
#endif
#warning FIXME - accessing PM registers directly is deprecated
PWER = 0x00000002;
PFER = 0x00000000;
PRER = 0x00000002;

129
arch/arm/mach-pxa/zylonite.c
View File

@ -18,23 +18,29 @@
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pwm_backlight.h>
#include <linux/smc91x.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware.h>
#include <asm/arch/audio.h>
#include <asm/arch/gpio.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/zylonite.h>
#include <asm/arch/mmc.h>
#include <asm/arch/pxa27x_keypad.h>
#include <asm/arch/pxa3xx_nand.h>
#include "devices.h"
#include "generic.h"
#define MAX_SLOTS 3
struct platform_mmc_slot zylonite_mmc_slot[MAX_SLOTS];
int gpio_backlight;
int gpio_eth_irq;
int gpio_debug_led1;
int gpio_debug_led2;
int wm9713_irq;
@ -54,18 +60,72 @@ static struct resource smc91x_resources[] = {
}
};
static struct smc91x_platdata zylonite_smc91x_info = {
.flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
SMC91X_NOWAIT | SMC91X_USE_DMA,
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &zylonite_smc91x_info,
},
};
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static void zylonite_backlight_power(int on)
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
static struct gpio_led zylonite_debug_leds[] = {
[0] = {
.name = "zylonite:yellow:1",
.default_trigger = "heartbeat",
},
[1] = {
.name = "zylonite:yellow:2",
.default_trigger = "default-on",
},
};
static struct gpio_led_platform_data zylonite_debug_leds_info = {
.leds = zylonite_debug_leds,
.num_leds = ARRAY_SIZE(zylonite_debug_leds),
};
static struct platform_device zylonite_device_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &zylonite_debug_leds_info,
}
};
static void __init zylonite_init_leds(void)
{
gpio_set_value(gpio_backlight, on);
zylonite_debug_leds[0].gpio = gpio_debug_led1;
zylonite_debug_leds[1].gpio = gpio_debug_led2;
platform_device_register(&zylonite_device_leds);
}
#else
static inline void zylonite_init_leds(void) {}
#endif
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct platform_pwm_backlight_data zylonite_backlight_data = {
.pwm_id = 3,
.max_brightness = 100,
.dft_brightness = 100,
.pwm_period_ns = 10000,
};
static struct platform_device zylonite_backlight_device = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa27x_device_pwm1.dev,
.platform_data = &zylonite_backlight_data,
},
};
static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
.pixclock = 110000,
@ -98,7 +158,6 @@ static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
.num_modes = 1,
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
.pxafb_backlight_power = zylonite_backlight_power,
};
static struct pxafb_mode_info sharp_ls037_modes[] = {
@ -134,13 +193,11 @@ static struct pxafb_mach_info zylonite_sharp_lcd_info = {
.modes = sharp_ls037_modes,
.num_modes = 2,
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
.pxafb_backlight_power = zylonite_backlight_power,
};
static void __init zylonite_init_lcd(void)
{
/* backlight GPIO: output, default on */
gpio_direction_output(gpio_backlight, 1);
platform_device_register(&zylonite_backlight_device);
if (lcd_id & 0x20) {
set_pxa_fb_info(&zylonite_sharp_lcd_info);
@ -250,7 +307,7 @@ static void __init zylonite_init_mmc(void)
static inline void zylonite_init_mmc(void) {}
#endif
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES)
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static unsigned int zylonite_matrix_key_map[] = {
/* KEY(row, col, key_code) */
KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
@ -315,6 +372,57 @@ static void __init zylonite_init_keypad(void)
static inline void zylonite_init_keypad(void) {}
#endif
#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
static struct mtd_partition zylonite_nand_partitions[] = {
[0] = {
.name = "Bootloader",
.offset = 0,
.size = 0x060000,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
[1] = {
.name = "Kernel",
.offset = 0x060000,
.size = 0x200000,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
[2] = {
.name = "Filesystem",
.offset = 0x0260000,
.size = 0x3000000, /* 48M - rootfs */
},
[3] = {
.name = "MassStorage",
.offset = 0x3260000,
.size = 0x3d40000,
},
[4] = {
.name = "BBT",
.offset = 0x6FA0000,
.size = 0x80000,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
/* NOTE: we reserve some blocks at the end of the NAND flash for
* bad block management, and the max number of relocation blocks
* differs on different platforms. Please take care with it when
* defining the partition table.
*/
};
static struct pxa3xx_nand_platform_data zylonite_nand_info = {
.enable_arbiter = 1,
.parts = zylonite_nand_partitions,
.nr_parts = ARRAY_SIZE(zylonite_nand_partitions),
};
static void __init zylonite_init_nand(void)
{
pxa3xx_set_nand_info(&zylonite_nand_info);
}
#else
static inline void zylonite_init_nand(void) {}
#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
static void __init zylonite_init(void)
{
/* board-processor specific initialization */
@ -329,9 +437,12 @@ static void __init zylonite_init(void)
smc91x_resources[1].end = gpio_to_irq(gpio_eth_irq);
platform_device_register(&smc91x_device);
pxa_set_ac97_info(NULL);
zylonite_init_lcd();
zylonite_init_mmc();
zylonite_init_keypad();
zylonite_init_nand();
zylonite_init_leds();
}
MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")

50
arch/arm/mach-pxa/zylonite_pxa300.c
View File

@ -16,9 +16,12 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/i2c/pca953x.h>
#include <asm/gpio.h>
#include <asm/arch/mfp-pxa300.h>
#include <asm/arch/i2c.h>
#include <asm/arch/zylonite.h>
#include "generic.h"
@ -50,6 +53,7 @@ static mfp_cfg_t common_mfp_cfg[] __initdata = {
GPIO75_LCD_BIAS,
GPIO76_LCD_VSYNC,
GPIO127_LCD_CS_N,
GPIO20_PWM3_OUT, /* backlight */
/* BTUART */
GPIO111_UART2_RTS,
@ -108,6 +112,10 @@ static mfp_cfg_t common_mfp_cfg[] __initdata = {
GPIO12_MMC2_DAT3,
GPIO13_MMC2_CLK,
GPIO14_MMC2_CMD,
/* Standard I2C */
GPIO21_I2C_SCL,
GPIO22_I2C_SDA,
};
static mfp_cfg_t pxa300_mfp_cfg[] __initdata = {
@ -191,6 +199,39 @@ static void __init zylonite_detect_lcd_panel(void)
pxa3xx_mfp_write(lcd_detect_pins[i], mfpr_save[i]);
}
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
static struct pca953x_platform_data gpio_exp[] = {
[0] = {
.gpio_base = 128,
},
[1] = {
.gpio_base = 144,
},
};
struct i2c_board_info zylonite_i2c_board_info[] = {
{
.type = "pca9539",
.addr = 0x74,
.platform_data = &gpio_exp[0],
.irq = IRQ_GPIO(18),
}, {
.type = "pca9539",
.addr = 0x75,
.platform_data = &gpio_exp[1],
.irq = IRQ_GPIO(19),
},
};
static void __init zylonite_init_i2c(void)
{
pxa_set_i2c_info(NULL);
i2c_register_board_info(0, ARRAY_AND_SIZE(zylonite_i2c_board_info));
}
#else
static inline void zylonite_init_i2c(void) {}
#endif
void __init zylonite_pxa300_init(void)
{
if (cpu_is_pxa300() || cpu_is_pxa310()) {
@ -200,15 +241,14 @@ void __init zylonite_pxa300_init(void)
/* detect LCD panel */
zylonite_detect_lcd_panel();
/* GPIO pin assignment */
gpio_backlight = mfp_to_gpio(MFP_PIN_GPIO20);
/* MMC card detect & write protect for controller 0 */
zylonite_mmc_slot[0].gpio_cd = EXT_GPIO(0);
zylonite_mmc_slot[0].gpio_wp = EXT_GPIO(2);
/* WM9713 IRQ */
wm9713_irq = mfp_to_gpio(MFP_PIN_GPIO26);
zylonite_init_i2c();
}
if (cpu_is_pxa300()) {
@ -224,4 +264,8 @@ void __init zylonite_pxa300_init(void)
zylonite_mmc_slot[2].gpio_cd = EXT_GPIO(30);
zylonite_mmc_slot[2].gpio_wp = EXT_GPIO(31);
}
/* GPIOs for Debug LEDs */
gpio_debug_led1 = EXT_GPIO(25);
gpio_debug_led2 = EXT_GPIO(26);
}

8
arch/arm/mach-pxa/zylonite_pxa320.c
View File

@ -49,6 +49,7 @@ static mfp_cfg_t mfp_cfg[] __initdata = {
GPIO15_2_LCD_LCLK,
GPIO16_2_LCD_PCLK,
GPIO17_2_LCD_BIAS,
GPIO14_PWM3_OUT, /* backlight */
/* FFUART */
GPIO41_UART1_RXD | MFP_LPM_EDGE_FALL,
@ -115,6 +116,10 @@ static mfp_cfg_t mfp_cfg[] __initdata = {
GPIO27_MMC2_DAT3,
GPIO28_MMC2_CLK,
GPIO29_MMC2_CMD,
/* Debug LEDs */
GPIO1_2_GPIO | MFP_LPM_DRIVE_HIGH,
GPIO4_2_GPIO | MFP_LPM_DRIVE_HIGH,
};
#define NUM_LCD_DETECT_PINS 7
@ -187,8 +192,9 @@ void __init zylonite_pxa320_init(void)
zylonite_detect_lcd_panel();
/* GPIO pin assignment */
gpio_backlight = mfp_to_gpio(MFP_PIN_GPIO14);
gpio_eth_irq = mfp_to_gpio(MFP_PIN_GPIO9);
gpio_debug_led1 = mfp_to_gpio(MFP_PIN_GPIO1_2);
gpio_debug_led2 = mfp_to_gpio(MFP_PIN_GPIO4_2);
/* MMC card detect & write protect for controller 0 */
zylonite_mmc_slot[0].gpio_cd = mfp_to_gpio(MFP_PIN_GPIO1);

2
arch/arm/mach-sa1100/clock.c
View File

@ -103,7 +103,7 @@ static void clk_gpio27_disable(void)
}
static struct clk clk_gpio27 = {
.name = "GPIO27_CLK",
.name = "SA1111_CLK",
.rate = 3686400,
.enable = clk_gpio27_enable,
.disable = clk_gpio27_disable,

2
arch/arm/mm/Makefile
View File

@ -76,3 +76,5 @@ obj-$(CONFIG_CPU_V7) += proc-v7.o
obj-$(CONFIG_CACHE_FEROCEON_L2) += cache-feroceon-l2.o
obj-$(CONFIG_CACHE_L2X0) += cache-l2x0.o
obj-$(CONFIG_CACHE_XSC3L2) += cache-xsc3l2.o

10
arch/arm/tools/mach-types
View File

@ -12,7 +12,7 @@
#
# http://www.arm.linux.org.uk/developer/machines/?action=new
#
# Last update: Mon Jul 7 16:25:39 2008
# Last update: Sun Jul 13 12:04:05 2008
#
# machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number
#
@ -1812,3 +1812,11 @@ jade MACH_JADE JADE 1821
ks8695_softplc MACH_KS8695_SOFTPLC KS8695_SOFTPLC 1822
gprisc4 MACH_GPRISC4 GPRISC4 1823
stamp9260 MACH_STAMP9260 STAMP9260 1824
smdk6430 MACH_SMDK6430 SMDK6430 1825
smdkc100 MACH_SMDKC100 SMDKC100 1826
tavorevb MACH_TAVOREVB TAVOREVB 1827
saar MACH_SAAR SAAR 1828
deister_eyecam MACH_DEISTER_EYECAM DEISTER_EYECAM 1829
at91sam9m10ek MACH_AT91SAM9M10EK AT91SAM9M10EK 1830
linkstation_produo MACH_LINKSTATION_PRODUO LINKSTATION_PRODUO 1831
hit_b0 MACH_HIT_B0 HIT_B0 1832

3
arch/sh/boards/renesas/migor/setup.c
View File

@ -30,7 +30,6 @@
static struct smc91x_platdata smc91x_info = {
.flags = SMC91X_USE_16BIT,
.irq_flags = IRQF_TRIGGER_HIGH,
};
static struct resource smc91x_eth_resources[] = {
@ -42,7 +41,7 @@ static struct resource smc91x_eth_resources[] = {
},
[1] = {
.start = 32, /* IRQ0 */
.flags = IORESOURCE_IRQ,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
},
};

30
drivers/i2c/busses/i2c-pxa.c
View File

@ -39,7 +39,6 @@
#include <asm/io.h>
#include <asm/arch/i2c.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
struct pxa_i2c {
spinlock_t lock;
@ -945,32 +944,6 @@ static const struct i2c_algorithm i2c_pxa_pio_algorithm = {
.functionality = i2c_pxa_functionality,
};
static void i2c_pxa_enable(struct platform_device *dev)
{
if (cpu_is_pxa27x()) {
switch (dev->id) {
case 0:
pxa_gpio_mode(GPIO117_I2CSCL_MD);
pxa_gpio_mode(GPIO118_I2CSDA_MD);
break;
case 1:
local_irq_disable();
PCFR |= PCFR_PI2CEN;
local_irq_enable();
break;
}
}
}
static void i2c_pxa_disable(struct platform_device *dev)
{
if (cpu_is_pxa27x() && dev->id == 1) {
local_irq_disable();
PCFR &= ~PCFR_PI2CEN;
local_irq_enable();
}
}
#define res_len(r) ((r)->end - (r)->start + 1)
static int i2c_pxa_probe(struct platform_device *dev)
{
@ -1036,7 +1009,6 @@ static int i2c_pxa_probe(struct platform_device *dev)
#endif
clk_enable(i2c->clk);
i2c_pxa_enable(dev);
if (plat) {
i2c->adap.class = plat->class;
@ -1080,7 +1052,6 @@ eadapt:
free_irq(irq, i2c);
ereqirq:
clk_disable(i2c->clk);
i2c_pxa_disable(dev);
iounmap(i2c->reg_base);
eremap:
clk_put(i2c->clk);
@ -1103,7 +1074,6 @@ static int __exit i2c_pxa_remove(struct platform_device *dev)
clk_disable(i2c->clk);
clk_put(i2c->clk);
i2c_pxa_disable(dev);
iounmap(i2c->reg_base);
release_mem_region(i2c->iobase, i2c->iosize);

2
drivers/input/keyboard/tosakbd.c
View File

@ -215,8 +215,6 @@ static int tosakbd_suspend(struct platform_device *dev, pm_message_t state)
unsigned long flags;
spin_lock_irqsave(&tosakbd->lock, flags);
PGSR1 = (PGSR1 & ~TOSA_GPIO_LOW_STROBE_BIT);
PGSR2 = (PGSR2 & ~TOSA_GPIO_HIGH_STROBE_BIT);
tosakbd->suspended = 1;
spin_unlock_irqrestore(&tosakbd->lock, flags);

11
drivers/mfd/Kconfig
View File

@ -5,6 +5,10 @@
menu "Multifunction device drivers"
depends on HAS_IOMEM
config MFD_CORE
tristate
default n
config MFD_SM501
tristate "Support for Silicon Motion SM501"
---help---
@ -38,6 +42,13 @@ config HTC_PASIC3
HTC Magician devices, respectively. Actual functionality is
handled by the leds-pasic3 and ds1wm drivers.
config MFD_TC6393XB
bool "Support Toshiba TC6393XB"
depends on HAVE_GPIO_LIB
select MFD_CORE
help
Support for Toshiba Mobile IO Controller TC6393XB
endmenu
menu "Multimedia Capabilities Port drivers"

4
drivers/mfd/Makefile
View File

@ -8,6 +8,10 @@ obj-$(CONFIG_MFD_ASIC3) += asic3.o
obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o
obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
obj-$(CONFIG_MFD_TC6393XB) += tc6393xb.o
obj-$(CONFIG_MFD_CORE) += mfd-core.o
obj-$(CONFIG_MCP) += mcp-core.o
obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o
obj-$(CONFIG_MCP_UCB1200) += ucb1x00-core.o

114
drivers/mfd/mfd-core.c Normal file
View File

@ -0,0 +1,114 @@
/*
* drivers/mfd/mfd-core.c
*
* core MFD support
* Copyright (c) 2006 Ian Molton
* Copyright (c) 2007,2008 Dmitry Baryshkov
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/mfd/core.h>
static int mfd_add_device(struct platform_device *parent,
const struct mfd_cell *cell,
struct resource *mem_base,
int irq_base)
{
struct resource res[cell->num_resources];
struct platform_device *pdev;
int ret = -ENOMEM;
int r;
pdev = platform_device_alloc(cell->name, parent->id);
if (!pdev)
goto fail_alloc;
pdev->dev.parent = &parent->dev;
ret = platform_device_add_data(pdev,
cell, sizeof(struct mfd_cell));
if (ret)
goto fail_device;
memzero(res, sizeof(res));
for (r = 0; r < cell->num_resources; r++) {
res[r].name = cell->resources[r].name;
res[r].flags = cell->resources[r].flags;
/* Find out base to use */
if (cell->resources[r].flags & IORESOURCE_MEM) {
res[r].parent = mem_base;
res[r].start = mem_base->start +
cell->resources[r].start;
res[r].end = mem_base->start +
cell->resources[r].end;
} else if (cell->resources[r].flags & IORESOURCE_IRQ) {
res[r].start = irq_base +
cell->resources[r].start;
res[r].end = irq_base +
cell->resources[r].end;
} else {
res[r].parent = cell->resources[r].parent;
res[r].start = cell->resources[r].start;
res[r].end = cell->resources[r].end;
}
}
platform_device_add_resources(pdev, res, cell->num_resources);
ret = platform_device_add(pdev);
if (ret)
goto fail_device;
return 0;
/* platform_device_del(pdev); */
fail_device:
platform_device_put(pdev);
fail_alloc:
return ret;
}
int mfd_add_devices(
struct platform_device *parent,
const struct mfd_cell *cells, int n_devs,
struct resource *mem_base,
int irq_base)
{
int i;
int ret = 0;
for (i = 0; i < n_devs; i++) {
ret = mfd_add_device(parent, cells + i, mem_base, irq_base);
if (ret)
break;
}
if (ret)
mfd_remove_devices(parent);
return ret;
}
EXPORT_SYMBOL(mfd_add_devices);
static int mfd_remove_devices_fn(struct device *dev, void *unused)
{
platform_device_unregister(
container_of(dev, struct platform_device, dev));
return 0;
}
void mfd_remove_devices(struct platform_device *parent)
{
device_for_each_child(&parent->dev, NULL, mfd_remove_devices_fn);
}
EXPORT_SYMBOL(mfd_remove_devices);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov");

600
drivers/mfd/tc6393xb.c Normal file
View File

@ -0,0 +1,600 @@
/*
* Toshiba TC6393XB SoC support
*
* Copyright(c) 2005-2006 Chris Humbert
* Copyright(c) 2005 Dirk Opfer
* Copyright(c) 2005 Ian Molton <spyro@f2s.com>
* Copyright(c) 2007 Dmitry Baryshkov
*
* Based on code written by Sharp/Lineo for 2.4 kernels
* Based on locomo.c
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <linux/clk.h>
#include <linux/mfd/core.h>
#include <linux/mfd/tmio.h>
#include <linux/mfd/tc6393xb.h>
#include <linux/gpio.h>
#define SCR_REVID 0x08 /* b Revision ID */
#define SCR_ISR 0x50 /* b Interrupt Status */
#define SCR_IMR 0x52 /* b Interrupt Mask */
#define SCR_IRR 0x54 /* b Interrupt Routing */
#define SCR_GPER 0x60 /* w GP Enable */
#define SCR_GPI_SR(i) (0x64 + (i)) /* b3 GPI Status */
#define SCR_GPI_IMR(i) (0x68 + (i)) /* b3 GPI INT Mask */
#define SCR_GPI_EDER(i) (0x6c + (i)) /* b3 GPI Edge Detect Enable */
#define SCR_GPI_LIR(i) (0x70 + (i)) /* b3 GPI Level Invert */
#define SCR_GPO_DSR(i) (0x78 + (i)) /* b3 GPO Data Set */
#define SCR_GPO_DOECR(i) (0x7c + (i)) /* b3 GPO Data OE Control */
#define SCR_GP_IARCR(i) (0x80 + (i)) /* b3 GP Internal Active Register Control */
#define SCR_GP_IARLCR(i) (0x84 + (i)) /* b3 GP INTERNAL Active Register Level Control */
#define SCR_GPI_BCR(i) (0x88 + (i)) /* b3 GPI Buffer Control */
#define SCR_GPA_IARCR 0x8c /* w GPa Internal Active Register Control */
#define SCR_GPA_IARLCR 0x90 /* w GPa Internal Active Register Level Control */
#define SCR_GPA_BCR 0x94 /* w GPa Buffer Control */
#define SCR_CCR 0x98 /* w Clock Control */
#define SCR_PLL2CR 0x9a /* w PLL2 Control */
#define SCR_PLL1CR 0x9c /* l PLL1 Control */
#define SCR_DIARCR 0xa0 /* b Device Internal Active Register Control */
#define SCR_DBOCR 0xa1 /* b Device Buffer Off Control */
#define SCR_FER 0xe0 /* b Function Enable */
#define SCR_MCR 0xe4 /* w Mode Control */
#define SCR_CONFIG 0xfc /* b Configuration Control */
#define SCR_DEBUG 0xff /* b Debug */
#define SCR_CCR_CK32K BIT(0)
#define SCR_CCR_USBCK BIT(1)
#define SCR_CCR_UNK1 BIT(4)
#define SCR_CCR_MCLK_MASK (7 << 8)
#define SCR_CCR_MCLK_OFF (0 << 8)
#define SCR_CCR_MCLK_12 (1 << 8)
#define SCR_CCR_MCLK_24 (2 << 8)
#define SCR_CCR_MCLK_48 (3 << 8)
#define SCR_CCR_HCLK_MASK (3 << 12)
#define SCR_CCR_HCLK_24 (0 << 12)
#define SCR_CCR_HCLK_48 (1 << 12)
#define SCR_FER_USBEN BIT(0) /* USB host enable */
#define SCR_FER_LCDCVEN BIT(1) /* polysilicon TFT enable */
#define SCR_FER_SLCDEN BIT(2) /* SLCD enable */
#define SCR_MCR_RDY_MASK (3 << 0)
#define SCR_MCR_RDY_OPENDRAIN (0 << 0)
#define SCR_MCR_RDY_TRISTATE (1 << 0)
#define SCR_MCR_RDY_PUSHPULL (2 << 0)
#define SCR_MCR_RDY_UNK BIT(2)
#define SCR_MCR_RDY_EN BIT(3)
#define SCR_MCR_INT_MASK (3 << 4)
#define SCR_MCR_INT_OPENDRAIN (0 << 4)
#define SCR_MCR_INT_TRISTATE (1 << 4)
#define SCR_MCR_INT_PUSHPULL (2 << 4)
#define SCR_MCR_INT_UNK BIT(6)
#define SCR_MCR_INT_EN BIT(7)
/* bits 8 - 16 are unknown */
#define TC_GPIO_BIT(i) (1 << (i & 0x7))
/*--------------------------------------------------------------------------*/
struct tc6393xb {
void __iomem *scr;
struct gpio_chip gpio;
struct clk *clk; /* 3,6 Mhz */
spinlock_t lock; /* protects RMW cycles */
struct {
u8 fer;
u16 ccr;
u8 gpi_bcr[3];
u8 gpo_dsr[3];
u8 gpo_doecr[3];
} suspend_state;
struct resource rscr;
struct resource *iomem;
int irq;
int irq_base;
};
enum {
TC6393XB_CELL_NAND,
};
/*--------------------------------------------------------------------------*/
static int tc6393xb_nand_enable(struct platform_device *nand)
{
struct platform_device *dev = to_platform_device(nand->dev.parent);
struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
unsigned long flags;
spin_lock_irqsave(&tc6393xb->lock, flags);
/* SMD buffer on */
dev_dbg(&dev->dev, "SMD buffer on\n");
iowrite8(0xff, tc6393xb->scr + SCR_GPI_BCR(1));
spin_unlock_irqrestore(&tc6393xb->lock, flags);
return 0;
}
static struct resource __devinitdata tc6393xb_nand_resources[] = {
{
.name = TMIO_NAND_CONFIG,
.start = 0x0100,
.end = 0x01ff,
.flags = IORESOURCE_MEM,
},
{
.name = TMIO_NAND_CONTROL,
.start = 0x1000,
.end = 0x1007,
.flags = IORESOURCE_MEM,
},
{
.name = TMIO_NAND_IRQ,
.start = IRQ_TC6393_NAND,
.end = IRQ_TC6393_NAND,
.flags = IORESOURCE_IRQ,
},
};
static struct mfd_cell __devinitdata tc6393xb_cells[] = {
[TC6393XB_CELL_NAND] = {
.name = "tmio-nand",
.enable = tc6393xb_nand_enable,
.num_resources = ARRAY_SIZE(tc6393xb_nand_resources),
.resources = tc6393xb_nand_resources,
},
};
/*--------------------------------------------------------------------------*/
static int tc6393xb_gpio_get(struct gpio_chip *chip,
unsigned offset)
{
struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
/* XXX: does dsr also represent inputs? */
return ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8))
& TC_GPIO_BIT(offset);
}
static void __tc6393xb_gpio_set(struct gpio_chip *chip,
unsigned offset, int value)
{
struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
u8 dsr;
dsr = ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8));
if (value)
dsr |= TC_GPIO_BIT(offset);
else
dsr &= ~TC_GPIO_BIT(offset);
iowrite8(dsr, tc6393xb->scr + SCR_GPO_DSR(offset / 8));
}
static void tc6393xb_gpio_set(struct gpio_chip *chip,
unsigned offset, int value)
{
struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
unsigned long flags;
spin_lock_irqsave(&tc6393xb->lock, flags);
__tc6393xb_gpio_set(chip, offset, value);
spin_unlock_irqrestore(&tc6393xb->lock, flags);
}
static int tc6393xb_gpio_direction_input(struct gpio_chip *chip,
unsigned offset)
{
struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
unsigned long flags;
u8 doecr;
spin_lock_irqsave(&tc6393xb->lock, flags);
doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
doecr &= ~TC_GPIO_BIT(offset);
iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
spin_unlock_irqrestore(&tc6393xb->lock, flags);
return 0;
}
static int tc6393xb_gpio_direction_output(struct gpio_chip *chip,
unsigned offset, int value)
{
struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio);
unsigned long flags;
u8 doecr;
spin_lock_irqsave(&tc6393xb->lock, flags);
__tc6393xb_gpio_set(chip, offset, value);
doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
doecr |= TC_GPIO_BIT(offset);
iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
spin_unlock_irqrestore(&tc6393xb->lock, flags);
return 0;
}
static int tc6393xb_register_gpio(struct tc6393xb *tc6393xb, int gpio_base)
{
tc6393xb->gpio.label = "tc6393xb";
tc6393xb->gpio.base = gpio_base;
tc6393xb->gpio.ngpio = 16;
tc6393xb->gpio.set = tc6393xb_gpio_set;
tc6393xb->gpio.get = tc6393xb_gpio_get;
tc6393xb->gpio.direction_input = tc6393xb_gpio_direction_input;
tc6393xb->gpio.direction_output = tc6393xb_gpio_direction_output;
return gpiochip_add(&tc6393xb->gpio);
}
/*--------------------------------------------------------------------------*/
static void
tc6393xb_irq(unsigned int irq, struct irq_desc *desc)
{
struct tc6393xb *tc6393xb = get_irq_data(irq);
unsigned int isr;
unsigned int i, irq_base;
irq_base = tc6393xb->irq_base;
while ((isr = ioread8(tc6393xb->scr + SCR_ISR) &
~ioread8(tc6393xb->scr + SCR_IMR)))
for (i = 0; i < TC6393XB_NR_IRQS; i++) {
if (isr & (1 << i))
generic_handle_irq(irq_base + i);
}
}
static void tc6393xb_irq_ack(unsigned int irq)
{
}
static void tc6393xb_irq_mask(unsigned int irq)
{
struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
unsigned long flags;
u8 imr;
spin_lock_irqsave(&tc6393xb->lock, flags);
imr = ioread8(tc6393xb->scr + SCR_IMR);
imr |= 1 << (irq - tc6393xb->irq_base);
iowrite8(imr, tc6393xb->scr + SCR_IMR);
spin_unlock_irqrestore(&tc6393xb->lock, flags);
}
static void tc6393xb_irq_unmask(unsigned int irq)
{
struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
unsigned long flags;
u8 imr;
spin_lock_irqsave(&tc6393xb->lock, flags);
imr = ioread8(tc6393xb->scr + SCR_IMR);
imr &= ~(1 << (irq - tc6393xb->irq_base));
iowrite8(imr, tc6393xb->scr + SCR_IMR);
spin_unlock_irqrestore(&tc6393xb->lock, flags);
}
static struct irq_chip tc6393xb_chip = {
.name = "tc6393xb",
.ack = tc6393xb_irq_ack,
.mask = tc6393xb_irq_mask,
.unmask = tc6393xb_irq_unmask,
};
static void tc6393xb_attach_irq(struct platform_device *dev)
{
struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
unsigned int irq, irq_base;
irq_base = tc6393xb->irq_base;
for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
set_irq_chip(irq, &tc6393xb_chip);
set_irq_chip_data(irq, tc6393xb);
set_irq_handler(irq, handle_edge_irq);
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
}
set_irq_type(tc6393xb->irq, IRQT_FALLING);
set_irq_data(tc6393xb->irq, tc6393xb);
set_irq_chained_handler(tc6393xb->irq, tc6393xb_irq);
}
static void tc6393xb_detach_irq(struct platform_device *dev)
{
struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
unsigned int irq, irq_base;
set_irq_chained_handler(tc6393xb->irq, NULL);
set_irq_data(tc6393xb->irq, NULL);
irq_base = tc6393xb->irq_base;
for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
set_irq_flags(irq, 0);
set_irq_chip(irq, NULL);
set_irq_chip_data(irq, NULL);
}
}
/*--------------------------------------------------------------------------*/
static int tc6393xb_hw_init(struct platform_device *dev)
{
struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
int i;
iowrite8(tc6393xb->suspend_state.fer, tc6393xb->scr + SCR_FER);
iowrite16(tcpd->scr_pll2cr, tc6393xb->scr + SCR_PLL2CR);
iowrite16(tc6393xb->suspend_state.ccr, tc6393xb->scr + SCR_CCR);
iowrite16(SCR_MCR_RDY_OPENDRAIN | SCR_MCR_RDY_UNK | SCR_MCR_RDY_EN |
SCR_MCR_INT_OPENDRAIN | SCR_MCR_INT_UNK | SCR_MCR_INT_EN |
BIT(15), tc6393xb->scr + SCR_MCR);
iowrite16(tcpd->scr_gper, tc6393xb->scr + SCR_GPER);
iowrite8(0, tc6393xb->scr + SCR_IRR);
iowrite8(0xbf, tc6393xb->scr + SCR_IMR);
for (i = 0; i < 3; i++) {
iowrite8(tc6393xb->suspend_state.gpo_dsr[i],
tc6393xb->scr + SCR_GPO_DSR(i));
iowrite8(tc6393xb->suspend_state.gpo_doecr[i],
tc6393xb->scr + SCR_GPO_DOECR(i));
iowrite8(tc6393xb->suspend_state.gpi_bcr[i],
tc6393xb->scr + SCR_GPI_BCR(i));
}
return 0;
}
static int __devinit tc6393xb_probe(struct platform_device *dev)
{
struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
struct tc6393xb *tc6393xb;
struct resource *iomem;
struct resource *rscr;
int retval, temp;
int i;
iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
if (!iomem)
return -EINVAL;
tc6393xb = kzalloc(sizeof *tc6393xb, GFP_KERNEL);
if (!tc6393xb) {
retval = -ENOMEM;
goto err_kzalloc;
}
spin_lock_init(&tc6393xb->lock);
platform_set_drvdata(dev, tc6393xb);
tc6393xb->iomem = iomem;
tc6393xb->irq = platform_get_irq(dev, 0);
tc6393xb->irq_base = tcpd->irq_base;
tc6393xb->clk = clk_get(&dev->dev, "GPIO27_CLK" /* "CK3P6MI" */);
if (IS_ERR(tc6393xb->clk)) {
retval = PTR_ERR(tc6393xb->clk);
goto err_clk_get;
}
rscr = &tc6393xb->rscr;
rscr->name = "tc6393xb-core";
rscr->start = iomem->start;
rscr->end = iomem->start + 0xff;
rscr->flags = IORESOURCE_MEM;
retval = request_resource(iomem, rscr);
if (retval)
goto err_request_scr;
tc6393xb->scr = ioremap(rscr->start, rscr->end - rscr->start + 1);
if (!tc6393xb->scr) {
retval = -ENOMEM;
goto err_ioremap;
}
retval = clk_enable(tc6393xb->clk);
if (retval)
goto err_clk_enable;
retval = tcpd->enable(dev);
if (retval)
goto err_enable;
tc6393xb->suspend_state.fer = 0;
for (i = 0; i < 3; i++) {
tc6393xb->suspend_state.gpo_dsr[i] =
(tcpd->scr_gpo_dsr >> (8 * i)) & 0xff;
tc6393xb->suspend_state.gpo_doecr[i] =
(tcpd->scr_gpo_doecr >> (8 * i)) & 0xff;
}
/*
* It may be necessary to change this back to
* platform-dependant code
*/
tc6393xb->suspend_state.ccr = SCR_CCR_UNK1 |
SCR_CCR_HCLK_48;
retval = tc6393xb_hw_init(dev);
if (retval)
goto err_hw_init;
printk(KERN_INFO "Toshiba tc6393xb revision %d at 0x%08lx, irq %d\n",
ioread8(tc6393xb->scr + SCR_REVID),
(unsigned long) iomem->start, tc6393xb->irq);
tc6393xb->gpio.base = -1;
if (tcpd->gpio_base >= 0) {
retval = tc6393xb_register_gpio(tc6393xb, tcpd->gpio_base);
if (retval)
goto err_gpio_add;
}
if (tc6393xb->irq)
tc6393xb_attach_irq(dev);
tc6393xb_cells[TC6393XB_CELL_NAND].driver_data = tcpd->nand_data;
retval = mfd_add_devices(dev,
tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells),
iomem, tcpd->irq_base);
return 0;
if (tc6393xb->irq)
tc6393xb_detach_irq(dev);
err_gpio_add:
if (tc6393xb->gpio.base != -1)
temp = gpiochip_remove(&tc6393xb->gpio);
err_hw_init:
tcpd->disable(dev);
err_clk_enable:
clk_disable(tc6393xb->clk);
err_enable:
iounmap(tc6393xb->scr);
err_ioremap:
release_resource(&tc6393xb->rscr);
err_request_scr:
clk_put(tc6393xb->clk);
err_clk_get:
kfree(tc6393xb);
err_kzalloc:
return retval;
}
static int __devexit tc6393xb_remove(struct platform_device *dev)
{
struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
int ret;
mfd_remove_devices(dev);
if (tc6393xb->irq)
tc6393xb_detach_irq(dev);
if (tc6393xb->gpio.base != -1) {
ret = gpiochip_remove(&tc6393xb->gpio);
if (ret) {
dev_err(&dev->dev, "Can't remove gpio chip: %d\n", ret);
return ret;
}
}
ret = tcpd->disable(dev);
clk_disable(tc6393xb->clk);
iounmap(tc6393xb->scr);
release_resource(&tc6393xb->rscr);
platform_set_drvdata(dev, NULL);
clk_put(tc6393xb->clk);
kfree(tc6393xb);
return ret;
}
#ifdef CONFIG_PM
static int tc6393xb_suspend(struct platform_device *dev, pm_message_t state)
{
struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
int i;
tc6393xb->suspend_state.ccr = ioread16(tc6393xb->scr + SCR_CCR);
tc6393xb->suspend_state.fer = ioread8(tc6393xb->scr + SCR_FER);
for (i = 0; i < 3; i++) {
tc6393xb->suspend_state.gpo_dsr[i] =
ioread8(tc6393xb->scr + SCR_GPO_DSR(i));
tc6393xb->suspend_state.gpo_doecr[i] =
ioread8(tc6393xb->scr + SCR_GPO_DOECR(i));
tc6393xb->suspend_state.gpi_bcr[i] =
ioread8(tc6393xb->scr + SCR_GPI_BCR(i));
}
return tcpd->suspend(dev);
}
static int tc6393xb_resume(struct platform_device *dev)
{
struct tc6393xb_platform_data *tcpd = dev->dev.platform_data;
int ret = tcpd->resume(dev);
if (ret)
return ret;
return tc6393xb_hw_init(dev);
}
#else
#define tc6393xb_suspend NULL
#define tc6393xb_resume NULL
#endif
static struct platform_driver tc6393xb_driver = {
.probe = tc6393xb_probe,
.remove = __devexit_p(tc6393xb_remove),
.suspend = tc6393xb_suspend,
.resume = tc6393xb_resume,
.driver = {
.name = "tc6393xb",
.owner = THIS_MODULE,
},
};
static int __init tc6393xb_init(void)
{
return platform_driver_register(&tc6393xb_driver);
}
static void __exit tc6393xb_exit(void)
{
platform_driver_unregister(&tc6393xb_driver);
}
subsys_initcall(tc6393xb_init);
module_exit(tc6393xb_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov and Dirk Opfer");
MODULE_DESCRIPTION("tc6393xb Toshiba Mobile IO Controller");
MODULE_ALIAS("platform:tc6393xb");

79
drivers/mtd/nand/cmx270_nand.c
View File

@ -20,9 +20,11 @@
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/gpio.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <asm/arch/hardware.h>
#include <asm/arch/pxa-regs.h>
@ -30,20 +32,6 @@
#define GPIO_NAND_CS (11)
#define GPIO_NAND_RB (89)
/* This macro needed to ensure in-order operation of GPIO and local
* bus. Without both asm command and dummy uncached read there're
* states when NAND access is broken. I've looked for such macro(s) in
* include/asm-arm but found nothing approptiate.
* dmac_clean_range is close, but is makes cache invalidation
* unnecessary here and it cannot be used in module
*/
#define DRAIN_WB() \
do { \
unsigned char dummy; \
asm volatile ("mcr p15, 0, r0, c7, c10, 4":::"r0"); \
dummy=*((unsigned char*)UNCACHED_ADDR); \
} while(0)
/* MTD structure for CM-X270 board */
static struct mtd_info *cmx270_nand_mtd;
@ -103,14 +91,14 @@ static int cmx270_verify_buf(struct mtd_info *mtd, const u_char *buf, int len)
static inline void nand_cs_on(void)
{
GPCR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS);
gpio_set_value(GPIO_NAND_CS, 0);
}
static void nand_cs_off(void)
{
DRAIN_WB();
dsb();
GPSR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS);
gpio_set_value(GPIO_NAND_CS, 1);
}
/*
@ -122,7 +110,7 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat,
struct nand_chip* this = mtd->priv;
unsigned int nandaddr = (unsigned int)this->IO_ADDR_W;
DRAIN_WB();
dsb();
if (ctrl & NAND_CTRL_CHANGE) {
if ( ctrl & NAND_ALE )
@ -139,12 +127,12 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat,
nand_cs_off();
}
DRAIN_WB();
dsb();
this->IO_ADDR_W = (void __iomem*)nandaddr;
if (dat != NAND_CMD_NONE)
writel((dat << 16), this->IO_ADDR_W);
DRAIN_WB();
dsb();
}
/*
@ -152,9 +140,9 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat,
*/
static int cmx270_device_ready(struct mtd_info *mtd)
{
DRAIN_WB();
dsb();
return (GPLR(GPIO_NAND_RB) & GPIO_bit(GPIO_NAND_RB));
return (gpio_get_value(GPIO_NAND_RB));
}
/*
@ -168,20 +156,40 @@ static int cmx270_init(void)
int mtd_parts_nb = 0;
int ret;
if (!machine_is_armcore())
return -ENODEV;
ret = gpio_request(GPIO_NAND_CS, "NAND CS");
if (ret) {
pr_warning("CM-X270: failed to request NAND CS gpio\n");
return ret;
}
gpio_direction_output(GPIO_NAND_CS, 1);
ret = gpio_request(GPIO_NAND_RB, "NAND R/B");
if (ret) {
pr_warning("CM-X270: failed to request NAND R/B gpio\n");
goto err_gpio_request;
}
gpio_direction_input(GPIO_NAND_RB);
/* Allocate memory for MTD device structure and private data */
cmx270_nand_mtd = kzalloc(sizeof(struct mtd_info) +
sizeof(struct nand_chip),
GFP_KERNEL);
if (!cmx270_nand_mtd) {
printk("Unable to allocate CM-X270 NAND MTD device structure.\n");
return -ENOMEM;
pr_debug("Unable to allocate CM-X270 NAND MTD device structure.\n");
ret = -ENOMEM;
goto err_kzalloc;
}
cmx270_nand_io = ioremap(PXA_CS1_PHYS, 12);
if (!cmx270_nand_io) {
printk("Unable to ioremap NAND device\n");
pr_debug("Unable to ioremap NAND device\n");
ret = -EINVAL;
goto err1;
goto err_ioremap;
}
/* Get pointer to private data */
@ -209,9 +217,9 @@ static int cmx270_init(void)
/* Scan to find existence of the device */
if (nand_scan (cmx270_nand_mtd, 1)) {
printk(KERN_NOTICE "No NAND device\n");
pr_notice("No NAND device\n");
ret = -ENXIO;
goto err2;
goto err_scan;
}
#ifdef CONFIG_MTD_CMDLINE_PARTS
@ -229,18 +237,22 @@ static int cmx270_init(void)
}
/* Register the partitions */
printk(KERN_NOTICE "Using %s partition definition\n", part_type);
pr_notice("Using %s partition definition\n", part_type);
ret = add_mtd_partitions(cmx270_nand_mtd, mtd_parts, mtd_parts_nb);
if (ret)
goto err2;
goto err_scan;
/* Return happy */
return 0;
err2:
err_scan:
iounmap(cmx270_nand_io);
err1:
err_ioremap:
kfree(cmx270_nand_mtd);
err_kzalloc:
gpio_free(GPIO_NAND_RB);
err_gpio_request:
gpio_free(GPIO_NAND_CS);
return ret;
@ -255,6 +267,9 @@ static void cmx270_cleanup(void)
/* Release resources, unregister device */
nand_release(cmx270_nand_mtd);
gpio_free(GPIO_NAND_RB);
gpio_free(GPIO_NAND_CS);
iounmap(cmx270_nand_io);
/* Free the MTD device structure */

24
drivers/net/irda/pxaficp_ir.c
View File

@ -13,16 +13,8 @@
*
*/
#include <linux/module.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/netdevice.h>
#include <linux/slab.h>
#include <linux/rtnetlink.h>
#include <linux/interrupt.h>
#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/clk.h>
#include <net/irda/irda.h>
@ -30,17 +22,9 @@
#include <net/irda/wrapper.h>
#include <net/irda/irda_device.h>
#include <asm/irq.h>
#include <asm/dma.h>
#include <asm/delay.h>
#include <asm/hardware.h>
#include <asm/arch/irda.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#ifdef CONFIG_MACH_MAINSTONE
#include <asm/arch/mainstone.h>
#endif
#define IrSR_RXPL_NEG_IS_ZERO (1<<4)
#define IrSR_RXPL_POS_IS_ZERO 0x0
@ -163,10 +147,6 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
/* set board transceiver to SIR mode */
si->pdata->transceiver_mode(si->dev, IR_SIRMODE);
/* configure GPIO46/47 */
pxa_gpio_mode(GPIO46_STRXD_MD);
pxa_gpio_mode(GPIO47_STTXD_MD);
/* enable the STUART clock */
pxa_irda_enable_sirclk(si);
}
@ -201,10 +181,6 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
/* set board transceiver to FIR mode */
si->pdata->transceiver_mode(si->dev, IR_FIRMODE);
/* configure GPIO46/47 */
pxa_gpio_mode(GPIO46_ICPRXD_MD);
pxa_gpio_mode(GPIO47_ICPTXD_MD);
/* enable the FICP clock */
pxa_irda_enable_firclk(si);

98
drivers/net/smc91x.c
View File

@ -308,7 +308,7 @@ static void smc_reset(struct net_device *dev)
* can't handle it then there will be no recovery except for
* a hard reset or power cycle
*/
if (nowait)
if (lp->cfg.flags & SMC91X_NOWAIT)
cfg |= CONFIG_NO_WAIT;
/*
@ -1939,8 +1939,11 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr,
if (retval)
goto err_out;
#ifdef SMC_USE_PXA_DMA
{
#ifdef CONFIG_ARCH_PXA
# ifdef SMC_USE_PXA_DMA
lp->cfg.flags |= SMC91X_USE_DMA;
# endif
if (lp->cfg.flags & SMC91X_USE_DMA) {
int dma = pxa_request_dma(dev->name, DMA_PRIO_LOW,
smc_pxa_dma_irq, NULL);
if (dma >= 0)
@ -1980,7 +1983,7 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr,
}
err_out:
#ifdef SMC_USE_PXA_DMA
#ifdef CONFIG_ARCH_PXA
if (retval && dev->dma != (unsigned char)-1)
pxa_free_dma(dev->dma);
#endif
@ -2050,9 +2053,11 @@ static int smc_enable_device(struct platform_device *pdev)
return 0;
}
static int smc_request_attrib(struct platform_device *pdev)
static int smc_request_attrib(struct platform_device *pdev,
struct net_device *ndev)
{
struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib");
struct smc_local *lp = netdev_priv(ndev);
if (!res)
return 0;
@ -2063,9 +2068,11 @@ static int smc_request_attrib(struct platform_device *pdev)
return 0;
}
static void smc_release_attrib(struct platform_device *pdev)
static void smc_release_attrib(struct platform_device *pdev,
struct net_device *ndev)
{
struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib");
struct smc_local *lp = netdev_priv(ndev);
if (res)
release_mem_region(res->start, ATTRIB_SIZE);
@ -2123,27 +2130,14 @@ static int smc_drv_probe(struct platform_device *pdev)
struct net_device *ndev;
struct resource *res, *ires;
unsigned int __iomem *addr;
unsigned long irq_flags = SMC_IRQ_FLAGS;
int ret;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
if (!res)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
ret = -ENODEV;
goto out;
}
if (!request_mem_region(res->start, SMC_IO_EXTENT, CARDNAME)) {
ret = -EBUSY;
goto out;
}
ndev = alloc_etherdev(sizeof(struct smc_local));
if (!ndev) {
printk("%s: could not allocate device.\n", CARDNAME);
ret = -ENOMEM;
goto out_release_io;
goto out;
}
SET_NETDEV_DEV(ndev, &pdev->dev);
@ -2152,37 +2146,47 @@ static int smc_drv_probe(struct platform_device *pdev)
*/
lp = netdev_priv(ndev);
lp->cfg.irq_flags = SMC_IRQ_FLAGS;
#ifdef SMC_DYNAMIC_BUS_CONFIG
if (pd)
if (pd) {
memcpy(&lp->cfg, pd, sizeof(lp->cfg));
else {
lp->cfg.flags = SMC91X_USE_8BIT;
lp->cfg.flags |= SMC91X_USE_16BIT;
lp->cfg.flags |= SMC91X_USE_32BIT;
lp->io_shift = SMC91X_IO_SHIFT(lp->cfg.flags);
} else {
lp->cfg.flags |= (SMC_CAN_USE_8BIT) ? SMC91X_USE_8BIT : 0;
lp->cfg.flags |= (SMC_CAN_USE_16BIT) ? SMC91X_USE_16BIT : 0;
lp->cfg.flags |= (SMC_CAN_USE_32BIT) ? SMC91X_USE_32BIT : 0;
lp->cfg.flags |= (nowait) ? SMC91X_NOWAIT : 0;
}
lp->cfg.flags &= ~(SMC_CAN_USE_8BIT ? 0 : SMC91X_USE_8BIT);
lp->cfg.flags &= ~(SMC_CAN_USE_16BIT ? 0 : SMC91X_USE_16BIT);
lp->cfg.flags &= ~(SMC_CAN_USE_32BIT ? 0 : SMC91X_USE_32BIT);
#endif
ndev->dma = (unsigned char)-1;
ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (!ires) {
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
if (!res)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
ret = -ENODEV;
goto out_free_netdev;
}
ndev->irq = ires->start;
if (SMC_IRQ_FLAGS == -1)
lp->cfg.irq_flags = ires->flags & IRQF_TRIGGER_MASK;
ret = smc_request_attrib(pdev);
if (ret)
if (!request_mem_region(res->start, SMC_IO_EXTENT, CARDNAME)) {
ret = -EBUSY;
goto out_free_netdev;
}
ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (!ires) {
ret = -ENODEV;
goto out_release_io;
}
ndev->irq = ires->start;
if (ires->flags & IRQF_TRIGGER_MASK)
irq_flags = ires->flags & IRQF_TRIGGER_MASK;
ret = smc_request_attrib(pdev, ndev);
if (ret)
goto out_release_io;
#if defined(CONFIG_SA1100_ASSABET)
NCR_0 |= NCR_ENET_OSC_EN;
#endif
@ -2197,7 +2201,7 @@ static int smc_drv_probe(struct platform_device *pdev)
goto out_release_attrib;
}
#ifdef SMC_USE_PXA_DMA
#ifdef CONFIG_ARCH_PXA
{
struct smc_local *lp = netdev_priv(ndev);
lp->device = &pdev->dev;
@ -2205,7 +2209,7 @@ static int smc_drv_probe(struct platform_device *pdev)
}
#endif
ret = smc_probe(ndev, addr, lp->cfg.irq_flags);
ret = smc_probe(ndev, addr, irq_flags);
if (ret != 0)
goto out_iounmap;
@ -2217,11 +2221,11 @@ static int smc_drv_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, NULL);
iounmap(addr);
out_release_attrib:
smc_release_attrib(pdev);
out_free_netdev:
free_netdev(ndev);
smc_release_attrib(pdev, ndev);
out_release_io:
release_mem_region(res->start, SMC_IO_EXTENT);
out_free_netdev:
free_netdev(ndev);
out:
printk("%s: not found (%d).\n", CARDNAME, ret);
@ -2240,14 +2244,14 @@ static int smc_drv_remove(struct platform_device *pdev)
free_irq(ndev->irq, ndev);
#ifdef SMC_USE_PXA_DMA
#ifdef CONFIG_ARCH_PXA
if (ndev->dma != (unsigned char)-1)
pxa_free_dma(ndev->dma);
#endif
iounmap(lp->base);
smc_release_datacs(pdev,ndev);
smc_release_attrib(pdev);
smc_release_attrib(pdev,ndev);
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
if (!res)

76
drivers/net/smc91x.h
View File

@ -40,23 +40,46 @@
* Define your architecture specific bus configuration parameters here.
*/
#if defined(CONFIG_ARCH_LUBBOCK)
#if defined(CONFIG_ARCH_LUBBOCK) ||\
defined(CONFIG_MACH_MAINSTONE) ||\
defined(CONFIG_MACH_ZYLONITE) ||\
defined(CONFIG_MACH_LITTLETON)
/* We can only do 16-bit reads and writes in the static memory space. */
#define SMC_CAN_USE_8BIT 0
#include <asm/mach-types.h>
/* Now the bus width is specified in the platform data
* pretend here to support all I/O access types
*/
#define SMC_CAN_USE_8BIT 1
#define SMC_CAN_USE_16BIT 1
#define SMC_CAN_USE_32BIT 0
#define SMC_CAN_USE_32BIT 1
#define SMC_NOWAIT 1
/* The first two address lines aren't connected... */
#define SMC_IO_SHIFT 2
#define SMC_IO_SHIFT (lp->io_shift)
#define SMC_inb(a, r) readb((a) + (r))
#define SMC_inw(a, r) readw((a) + (r))
#define SMC_outw(v, a, r) writew(v, (a) + (r))
#define SMC_inl(a, r) readl((a) + (r))
#define SMC_outb(v, a, r) writeb(v, (a) + (r))
#define SMC_outl(v, a, r) writel(v, (a) + (r))
#define SMC_insw(a, r, p, l) readsw((a) + (r), p, l)
#define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l)
#define SMC_insl(a, r, p, l) readsl((a) + (r), p, l)
#define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l)
#define SMC_IRQ_FLAGS (-1) /* from resource */
/* We actually can't write halfwords properly if not word aligned */
static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg)
{
if (machine_is_mainstone() && reg & 2) {
unsigned int v = val << 16;
v |= readl(ioaddr + (reg & ~2)) & 0xffff;
writel(v, ioaddr + (reg & ~2));
} else {
writew(val, ioaddr + reg);
}
}
#elif defined(CONFIG_BLACKFIN)
#define SMC_IRQ_FLAGS IRQF_TRIGGER_HIGH
@ -195,7 +218,6 @@
#define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l)
#elif defined(CONFIG_ARCH_INNOKOM) || \
defined(CONFIG_MACH_MAINSTONE) || \
defined(CONFIG_ARCH_PXA_IDP) || \
defined(CONFIG_ARCH_RAMSES) || \
defined(CONFIG_ARCH_PCM027)
@ -229,22 +251,6 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg)
}
}
#elif defined(CONFIG_MACH_ZYLONITE)
#define SMC_CAN_USE_8BIT 1
#define SMC_CAN_USE_16BIT 1
#define SMC_CAN_USE_32BIT 0
#define SMC_IO_SHIFT 0
#define SMC_NOWAIT 1
#define SMC_USE_PXA_DMA 1
#define SMC_inb(a, r) readb((a) + (r))
#define SMC_inw(a, r) readw((a) + (r))
#define SMC_insw(a, r, p, l) insw((a) + (r), p, l)
#define SMC_outsw(a, r, p, l) outsw((a) + (r), p, l)
#define SMC_outb(v, a, r) writeb(v, (a) + (r))
#define SMC_outw(v, a, r) writew(v, (a) + (r))
#define SMC_IRQ_FLAGS (-1) /* from resource */
#elif defined(CONFIG_ARCH_OMAP)
/* We can only do 16-bit reads and writes in the static memory space. */
@ -454,7 +460,6 @@ static inline void LPD7_SMC_outsw (unsigned char* a, int r,
#define RPC_LSA_DEFAULT RPC_LED_100_10
#define RPC_LSB_DEFAULT RPC_LED_TX_RX
#define SMC_DYNAMIC_BUS_CONFIG
#endif
@ -493,7 +498,7 @@ struct smc_local {
spinlock_t lock;
#ifdef SMC_USE_PXA_DMA
#ifdef CONFIG_ARCH_PXA
/* DMA needs the physical address of the chip */
u_long physaddr;
struct device *device;
@ -501,20 +506,17 @@ struct smc_local {
void __iomem *base;
void __iomem *datacs;
/* the low address lines on some platforms aren't connected... */
int io_shift;
struct smc91x_platdata cfg;
};
#ifdef SMC_DYNAMIC_BUS_CONFIG
#define SMC_8BIT(p) (((p)->cfg.flags & SMC91X_USE_8BIT) && SMC_CAN_USE_8BIT)
#define SMC_16BIT(p) (((p)->cfg.flags & SMC91X_USE_16BIT) && SMC_CAN_USE_16BIT)
#define SMC_32BIT(p) (((p)->cfg.flags & SMC91X_USE_32BIT) && SMC_CAN_USE_32BIT)
#else
#define SMC_8BIT(p) SMC_CAN_USE_8BIT
#define SMC_16BIT(p) SMC_CAN_USE_16BIT
#define SMC_32BIT(p) SMC_CAN_USE_32BIT
#endif
#define SMC_8BIT(p) ((p)->cfg.flags & SMC91X_USE_8BIT)
#define SMC_16BIT(p) ((p)->cfg.flags & SMC91X_USE_16BIT)
#define SMC_32BIT(p) ((p)->cfg.flags & SMC91X_USE_32BIT)
#ifdef SMC_USE_PXA_DMA
#ifdef CONFIG_ARCH_PXA
/*
* Let's use the DMA engine on the XScale PXA2xx for RX packets. This is
* always happening in irq context so no need to worry about races. TX is
@ -608,7 +610,7 @@ smc_pxa_dma_irq(int dma, void *dummy)
{
DCSR(dma) = 0;
}
#endif /* SMC_USE_PXA_DMA */
#endif /* CONFIG_ARCH_PXA */
/*

3
drivers/pcmcia/Kconfig
View File

@ -219,7 +219,8 @@ config PCMCIA_SA1111
config PCMCIA_PXA2XX
tristate "PXA2xx support"
depends on ARM && ARCH_PXA && PCMCIA
depends on ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL || MACH_ARMCORE
depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \
|| MACH_ARMCORE || ARCH_PXA_PALM)
help
Say Y here to include support for the PXA2xx PCMCIA controller

1
drivers/pcmcia/Makefile
View File

@ -71,4 +71,5 @@ pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK) += pxa2xx_lubbock.o sa1111_generic.o
pxa2xx_cs-$(CONFIG_MACH_MAINSTONE) += pxa2xx_mainstone.o
pxa2xx_cs-$(CONFIG_PXA_SHARPSL) += pxa2xx_sharpsl.o
pxa2xx_cs-$(CONFIG_MACH_ARMCORE) += pxa2xx_cm_x270.o
pxa2xx_cs-$(CONFIG_MACH_PALMTX) += pxa2xx_palmtx.o

104
drivers/pcmcia/pxa2xx_cm_x270.c
View File

@ -5,82 +5,60 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Compulab Ltd., 2003, 2007
* Compulab Ltd., 2003, 2007, 2008
* Mike Rapoport <mike@compulab.co.il>
*
*/
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <pcmcia/ss.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-gpio.h>
#include <asm/arch/cm-x270.h>
#include "soc_common.h"
#define GPIO_PCMCIA_S0_CD_VALID (84)
#define GPIO_PCMCIA_S0_RDYINT (82)
#define GPIO_PCMCIA_RESET (53)
#define PCMCIA_S0_CD_VALID IRQ_GPIO(GPIO_PCMCIA_S0_CD_VALID)
#define PCMCIA_S0_RDYINT IRQ_GPIO(GPIO_PCMCIA_S0_RDYINT)
static struct pcmcia_irqs irqs[] = {
{ 0, PCMCIA_S0_CD_VALID, "PCMCIA0 CD" },
{ 1, PCMCIA_S1_CD_VALID, "PCMCIA1 CD" },
};
static int cmx270_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
{
GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
GPIO_bit(GPIO49_nPWE) |
GPIO_bit(GPIO50_nPIOR) |
GPIO_bit(GPIO51_nPIOW) |
GPIO_bit(GPIO85_nPCE_1) |
GPIO_bit(GPIO54_nPCE_2);
int ret = gpio_request(GPIO_PCMCIA_RESET, "PCCard reset");
if (ret)
return ret;
gpio_direction_output(GPIO_PCMCIA_RESET, 0);
pxa_gpio_mode(GPIO48_nPOE_MD);
pxa_gpio_mode(GPIO49_nPWE_MD);
pxa_gpio_mode(GPIO50_nPIOR_MD);
pxa_gpio_mode(GPIO51_nPIOW_MD);
pxa_gpio_mode(GPIO85_nPCE_1_MD);
pxa_gpio_mode(GPIO54_nPCE_2_MD);
pxa_gpio_mode(GPIO55_nPREG_MD);
pxa_gpio_mode(GPIO56_nPWAIT_MD);
pxa_gpio_mode(GPIO57_nIOIS16_MD);
skt->irq = PCMCIA_S0_RDYINT;
ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
if (!ret)
gpio_free(GPIO_PCMCIA_RESET);
/* Reset signal */
pxa_gpio_mode(GPIO53_nPCE_2 | GPIO_OUT);
GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
set_irq_type(PCMCIA_S0_CD_VALID, IRQ_TYPE_EDGE_BOTH);
set_irq_type(PCMCIA_S1_CD_VALID, IRQ_TYPE_EDGE_BOTH);
/* irq's for slots: */
set_irq_type(PCMCIA_S0_RDYINT, IRQ_TYPE_EDGE_FALLING);
set_irq_type(PCMCIA_S1_RDYINT, IRQ_TYPE_EDGE_FALLING);
skt->irq = (skt->nr == 0) ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT;
return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
return ret;
}
static void cmx270_pcmcia_shutdown(struct soc_pcmcia_socket *skt)
{
soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_CD_VALID), IRQ_TYPE_NONE);
set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_CD_VALID), IRQ_TYPE_NONE);
set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_RDYINT), IRQ_TYPE_NONE);
set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_RDYINT), IRQ_TYPE_NONE);
gpio_free(GPIO_PCMCIA_RESET);
}
static void cmx270_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
struct pcmcia_state *state)
{
state->detect = (PCC_DETECT(skt->nr) == 0) ? 1 : 0;
state->ready = (PCC_READY(skt->nr) == 0) ? 0 : 1;
state->detect = (gpio_get_value(GPIO_PCMCIA_S0_CD_VALID) == 0) ? 1 : 0;
state->ready = (gpio_get_value(GPIO_PCMCIA_S0_RDYINT) == 0) ? 0 : 1;
state->bvd1 = 1;
state->bvd2 = 1;
state->vs_3v = 0;
@ -92,32 +70,16 @@ static void cmx270_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
static int cmx270_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
const socket_state_t *state)
{
GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
pxa_gpio_mode(GPIO49_nPWE | GPIO_OUT);
switch (skt->nr) {
case 0:
if (state->flags & SS_RESET) {
GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
gpio_set_value(GPIO_PCMCIA_RESET, 1);
udelay(10);
GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
}
break;
case 1:
if (state->flags & SS_RESET) {
GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
udelay(10);
GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
gpio_set_value(GPIO_PCMCIA_RESET, 0);
}
break;
}
pxa_gpio_mode(GPIO49_nPWE_MD);
return 0;
}
@ -130,7 +92,7 @@ static void cmx270_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
}
static struct pcmcia_low_level cmx270_pcmcia_ops = {
static struct pcmcia_low_level cmx270_pcmcia_ops __initdata = {
.owner = THIS_MODULE,
.hw_init = cmx270_pcmcia_hw_init,
.hw_shutdown = cmx270_pcmcia_shutdown,
@ -138,7 +100,7 @@ static struct pcmcia_low_level cmx270_pcmcia_ops = {
.configure_socket = cmx270_pcmcia_configure_socket,
.socket_init = cmx270_pcmcia_socket_init,
.socket_suspend = cmx270_pcmcia_socket_suspend,
.nr = 2,
.nr = 1,
};
static struct platform_device *cmx270_pcmcia_device;
@ -147,15 +109,21 @@ static int __init cmx270_pcmcia_init(void)
{
int ret;
if (!machine_is_armcore())
return -ENODEV;
cmx270_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
if (!cmx270_pcmcia_device)
return -ENOMEM;
cmx270_pcmcia_device->dev.platform_data = &cmx270_pcmcia_ops;
ret = platform_device_add_data(cmx270_pcmcia_device, &cmx270_pcmcia_ops,
sizeof(cmx270_pcmcia_ops));
printk(KERN_INFO "Registering cm-x270 PCMCIA interface.\n");
ret = platform_device_add(cmx270_pcmcia_device);
if (ret == 0) {
printk(KERN_INFO "Registering cm-x270 PCMCIA interface.\n");
ret = platform_device_add(cmx270_pcmcia_device);
}
if (ret)
platform_device_put(cmx270_pcmcia_device);

13
drivers/pcmcia/pxa2xx_mainstone.c
View File

@ -22,6 +22,7 @@
#include <pcmcia/ss.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <asm/arch/pxa-regs.h>
@ -136,7 +137,7 @@ static void mst_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
{
}
static struct pcmcia_low_level mst_pcmcia_ops = {
static struct pcmcia_low_level mst_pcmcia_ops __initdata = {
.owner = THIS_MODULE,
.hw_init = mst_pcmcia_hw_init,
.hw_shutdown = mst_pcmcia_hw_shutdown,
@ -153,13 +154,17 @@ static int __init mst_pcmcia_init(void)
{
int ret;
if (!machine_is_mainstone())
return -ENODEV;
mst_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
if (!mst_pcmcia_device)
return -ENOMEM;
mst_pcmcia_device->dev.platform_data = &mst_pcmcia_ops;
ret = platform_device_add(mst_pcmcia_device);
ret = platform_device_add_data(mst_pcmcia_device, &mst_pcmcia_ops,
sizeof(mst_pcmcia_ops));
if (ret == 0)
ret = platform_device_add(mst_pcmcia_device);
if (ret)
platform_device_put(mst_pcmcia_device);

118
drivers/pcmcia/pxa2xx_palmtx.c Normal file
View File

@ -0,0 +1,118 @@
/*
* linux/drivers/pcmcia/pxa2xx_palmtx.c
*
* Driver for Palm T|X PCMCIA
*
* Copyright (C) 2007-2008 Marek Vasut <marek.vasut@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/module.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <asm/arch/gpio.h>
#include <asm/arch/palmtx.h>
#include "soc_common.h"
static int palmtx_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
{
skt->irq = IRQ_GPIO(GPIO_NR_PALMTX_PCMCIA_READY);
return 0;
}
static void palmtx_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
{
}
static void palmtx_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
struct pcmcia_state *state)
{
state->detect = 1; /* always inserted */
state->ready = !!gpio_get_value(GPIO_NR_PALMTX_PCMCIA_READY);
state->bvd1 = 1;
state->bvd2 = 1;
state->wrprot = 0;
state->vs_3v = 1;
state->vs_Xv = 0;
}
static int
palmtx_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
const socket_state_t *state)
{
gpio_set_value(GPIO_NR_PALMTX_PCMCIA_POWER1, 1);
gpio_set_value(GPIO_NR_PALMTX_PCMCIA_POWER2, 1);
gpio_set_value(GPIO_NR_PALMTX_PCMCIA_RESET,
!!(state->flags & SS_RESET));
return 0;
}
static void palmtx_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
{
}
static void palmtx_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
{
}
static struct pcmcia_low_level palmtx_pcmcia_ops = {
.owner = THIS_MODULE,
.first = 0,
.nr = 1,
.hw_init = palmtx_pcmcia_hw_init,
.hw_shutdown = palmtx_pcmcia_hw_shutdown,
.socket_state = palmtx_pcmcia_socket_state,
.configure_socket = palmtx_pcmcia_configure_socket,
.socket_init = palmtx_pcmcia_socket_init,
.socket_suspend = palmtx_pcmcia_socket_suspend,
};
static struct platform_device *palmtx_pcmcia_device;
static int __init palmtx_pcmcia_init(void)
{
int ret;
if (!machine_is_palmtx())
return -ENODEV;
palmtx_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
if (!palmtx_pcmcia_device)
return -ENOMEM;
ret = platform_device_add_data(palmtx_pcmcia_device, &palmtx_pcmcia_ops,
sizeof(palmtx_pcmcia_ops));
if (!ret)
ret = platform_device_add(palmtx_pcmcia_device);
if (ret)
platform_device_put(palmtx_pcmcia_device);
return ret;
}
static void __exit palmtx_pcmcia_exit(void)
{
platform_device_unregister(palmtx_pcmcia_device);
}
fs_initcall(palmtx_pcmcia_init);
module_exit(palmtx_pcmcia_exit);
MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
MODULE_DESCRIPTION("PCMCIA support for Palm T|X");
MODULE_ALIAS("platform:pxa2xx-pcmcia");
MODULE_LICENSE("GPL");

12
drivers/pcmcia/pxa2xx_sharpsl.c
View File

@ -222,7 +222,7 @@ static void sharpsl_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
sharpsl_pcmcia_init_reset(skt);
}
static struct pcmcia_low_level sharpsl_pcmcia_ops = {
static struct pcmcia_low_level sharpsl_pcmcia_ops __initdata = {
.owner = THIS_MODULE,
.hw_init = sharpsl_pcmcia_hw_init,
.hw_shutdown = sharpsl_pcmcia_hw_shutdown,
@ -261,10 +261,12 @@ static int __init sharpsl_pcmcia_init(void)
if (!sharpsl_pcmcia_device)
return -ENOMEM;
sharpsl_pcmcia_device->dev.platform_data = &sharpsl_pcmcia_ops;
sharpsl_pcmcia_device->dev.parent = platform_scoop_config->devs[0].dev;
ret = platform_device_add(sharpsl_pcmcia_device);
ret = platform_device_add_data(sharpsl_pcmcia_device,
&sharpsl_pcmcia_ops, sizeof(sharpsl_pcmcia_ops));
if (ret == 0) {
sharpsl_pcmcia_device->dev.parent = platform_scoop_config->devs[0].dev;
ret = platform_device_add(sharpsl_pcmcia_device);
}
if (ret)
platform_device_put(sharpsl_pcmcia_device);

6
drivers/power/Kconfig
View File

@ -49,4 +49,10 @@ config BATTERY_OLPC
help
Say Y to enable support for the battery on the OLPC laptop.
config BATTERY_PALMTX
tristate "Palm T|X battery"
depends on MACH_PALMTX
help
Say Y to enable support for the battery in Palm T|X.
endif # POWER_SUPPLY

1
drivers/power/Makefile
View File

@ -20,3 +20,4 @@ obj-$(CONFIG_APM_POWER) += apm_power.o
obj-$(CONFIG_BATTERY_DS2760) += ds2760_battery.o
obj-$(CONFIG_BATTERY_PMU) += pmu_battery.o
obj-$(CONFIG_BATTERY_OLPC) += olpc_battery.o
obj-$(CONFIG_BATTERY_PALMTX) += palmtx_battery.o

198
drivers/power/palmtx_battery.c Normal file
View File

@ -0,0 +1,198 @@
/*
* linux/drivers/power/palmtx_battery.c
*
* Battery measurement code for Palm T|X Handheld computer
*
* based on tosa_battery.c
*
* Copyright (C) 2008 Marek Vasut <marek.vasut@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/power_supply.h>
#include <linux/wm97xx.h>
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/arch/palmtx.h>
static DEFINE_MUTEX(bat_lock);
static struct work_struct bat_work;
struct mutex work_lock;
int bat_status = POWER_SUPPLY_STATUS_DISCHARGING;
static unsigned long palmtx_read_bat(struct power_supply *bat_ps)
{
return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data,
WM97XX_AUX_ID3) * 1000 / 414;
}
static unsigned long palmtx_read_temp(struct power_supply *bat_ps)
{
return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data,
WM97XX_AUX_ID2);
}
static int palmtx_bat_get_property(struct power_supply *bat_ps,
enum power_supply_property psp,
union power_supply_propval *val)
{
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
val->intval = bat_status;
break;
case POWER_SUPPLY_PROP_TECHNOLOGY:
val->intval = POWER_SUPPLY_TECHNOLOGY_LIPO;
break;
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
val->intval = palmtx_read_bat(bat_ps);
break;
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
val->intval = PALMTX_BAT_MAX_VOLTAGE;
break;
case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
val->intval = PALMTX_BAT_MIN_VOLTAGE;
break;
case POWER_SUPPLY_PROP_TEMP:
val->intval = palmtx_read_temp(bat_ps);
break;
case POWER_SUPPLY_PROP_PRESENT:
val->intval = 1;
break;
default:
return -EINVAL;
}
return 0;
}
static void palmtx_bat_external_power_changed(struct power_supply *bat_ps)
{
schedule_work(&bat_work);
}
static char *status_text[] = {
[POWER_SUPPLY_STATUS_UNKNOWN] = "Unknown",
[POWER_SUPPLY_STATUS_CHARGING] = "Charging",
[POWER_SUPPLY_STATUS_DISCHARGING] = "Discharging",
};
static void palmtx_bat_update(struct power_supply *bat_ps)
{
int old_status = bat_status;
mutex_lock(&work_lock);
bat_status = gpio_get_value(GPIO_NR_PALMTX_POWER_DETECT) ?
POWER_SUPPLY_STATUS_CHARGING :
POWER_SUPPLY_STATUS_DISCHARGING;
if (old_status != bat_status) {
pr_debug("%s %s -> %s\n", bat_ps->name,
status_text[old_status],
status_text[bat_status]);
power_supply_changed(bat_ps);
}
mutex_unlock(&work_lock);
}
static enum power_supply_property palmtx_bat_main_props[] = {
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_TECHNOLOGY,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_VOLTAGE_MAX,
POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
POWER_SUPPLY_PROP_TEMP,
POWER_SUPPLY_PROP_PRESENT,
};
struct power_supply bat_ps = {
.name = "main-battery",
.type = POWER_SUPPLY_TYPE_BATTERY,
.properties = palmtx_bat_main_props,
.num_properties = ARRAY_SIZE(palmtx_bat_main_props),
.get_property = palmtx_bat_get_property,
.external_power_changed = palmtx_bat_external_power_changed,
.use_for_apm = 1,
};
static void palmtx_bat_work(struct work_struct *work)
{
palmtx_bat_update(&bat_ps);
}
#ifdef CONFIG_PM
static int palmtx_bat_suspend(struct platform_device *dev, pm_message_t state)
{
flush_scheduled_work();
return 0;
}
static int palmtx_bat_resume(struct platform_device *dev)
{
schedule_work(&bat_work);
return 0;
}
#else
#define palmtx_bat_suspend NULL
#define palmtx_bat_resume NULL
#endif
static int __devinit palmtx_bat_probe(struct platform_device *dev)
{
int ret = 0;
if (!machine_is_palmtx())
return -ENODEV;
mutex_init(&work_lock);
INIT_WORK(&bat_work, palmtx_bat_work);
ret = power_supply_register(&dev->dev, &bat_ps);
if (!ret)
schedule_work(&bat_work);
return ret;
}
static int __devexit palmtx_bat_remove(struct platform_device *dev)
{
power_supply_unregister(&bat_ps);
return 0;
}
static struct platform_driver palmtx_bat_driver = {
.driver.name = "wm97xx-battery",
.driver.owner = THIS_MODULE,
.probe = palmtx_bat_probe,
.remove = __devexit_p(palmtx_bat_remove),
.suspend = palmtx_bat_suspend,
.resume = palmtx_bat_resume,
};
static int __init palmtx_bat_init(void)
{
return platform_driver_register(&palmtx_bat_driver);
}
static void __exit palmtx_bat_exit(void)
{
platform_driver_unregister(&palmtx_bat_driver);
}
module_init(palmtx_bat_init);
module_exit(palmtx_bat_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
MODULE_DESCRIPTION("Palm T|X battery driver");

12
drivers/usb/gadget/Kconfig
View File

@ -172,7 +172,7 @@ config USB_NET2280
default USB_GADGET
select USB_GADGET_SELECTED
config USB_GADGET_PXA2XX
config USB_GADGET_PXA25X
boolean "PXA 25x or IXP 4xx"
depends on (ARCH_PXA && PXA25x) || ARCH_IXP4XX
help
@ -184,19 +184,19 @@ config USB_GADGET_PXA2XX
zero (for control transfers).
Say "y" to link the driver statically, or "m" to build a
dynamically linked module called "pxa2xx_udc" and force all
dynamically linked module called "pxa25x_udc" and force all
gadget drivers to also be dynamically linked.
config USB_PXA2XX
config USB_PXA25X
tristate
depends on USB_GADGET_PXA2XX
depends on USB_GADGET_PXA25X
default USB_GADGET
select USB_GADGET_SELECTED
# if there's only one gadget driver, using only two bulk endpoints,
# don't waste memory for the other endpoints
config USB_PXA2XX_SMALL
depends on USB_GADGET_PXA2XX
config USB_PXA25X_SMALL
depends on USB_GADGET_PXA25X
bool
default n if USB_ETH_RNDIS
default y if USB_ZERO

2
drivers/usb/gadget/Makefile
View File

@ -8,7 +8,7 @@ endif
obj-$(CONFIG_USB_DUMMY_HCD) += dummy_hcd.o
obj-$(CONFIG_USB_NET2280) += net2280.o
obj-$(CONFIG_USB_AMD5536UDC) += amd5536udc.o
obj-$(CONFIG_USB_PXA2XX) += pxa2xx_udc.o
obj-$(CONFIG_USB_PXA25X) += pxa25x_udc.o
obj-$(CONFIG_USB_PXA27X) += pxa27x_udc.o
obj-$(CONFIG_USB_GOKU) += goku_udc.o
obj-$(CONFIG_USB_OMAP) += omap_udc.o

2
drivers/usb/gadget/ether.c
View File

@ -262,7 +262,7 @@ MODULE_PARM_DESC(host_addr, "Host Ethernet Address");
/* For CDC-incapable hardware, choose the simple cdc subset.
* Anything that talks bulk (without notable bugs) can do this.
*/
#ifdef CONFIG_USB_GADGET_PXA2XX
#ifdef CONFIG_USB_GADGET_PXA25X
#define DEV_CONFIG_SUBSET
#endif

4
drivers/usb/gadget/gadget_chips.h
View File

@ -29,8 +29,8 @@
#define gadget_is_dummy(g) 0
#endif
#ifdef CONFIG_USB_GADGET_PXA2XX
#define gadget_is_pxa(g) !strcmp("pxa2xx_udc", (g)->name)
#ifdef CONFIG_USB_GADGET_PXA25X
#define gadget_is_pxa(g) !strcmp("pxa25x_udc", (g)->name)
#else
#define gadget_is_pxa(g) 0
#endif

2
drivers/usb/gadget/inode.c
View File

@ -1501,7 +1501,7 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
}
break;
#ifndef CONFIG_USB_GADGET_PXA2XX
#ifndef CONFIG_USB_GADGET_PXA25X
/* PXA automagically handles this request too */
case USB_REQ_GET_CONFIGURATION:
if (ctrl->bRequestType != 0x80)

315
drivers/usb/gadget/pxa2xx_udc.c → drivers/usb/gadget/pxa25x_udc.c
View File

@ -1,5 +1,4 @@
/*
* linux/drivers/usb/gadget/pxa2xx_udc.c
* Intel PXA25x and IXP4xx on-chip full speed USB device controllers
*
* Copyright (C) 2002 Intrinsyc, Inc. (Frank Becker)
@ -46,19 +45,25 @@
#include <linux/err.h>
#include <linux/seq_file.h>
#include <linux/debugfs.h>
#include <linux/io.h>
#include <asm/byteorder.h>
#include <asm/dma.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <asm/system.h>
#include <asm/mach-types.h>
#include <asm/unaligned.h>
#include <asm/hardware.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
/*
* This driver is PXA25x only. Grab the right register definitions.
*/
#ifdef CONFIG_ARCH_PXA
#include <asm/arch/pxa25x-udc.h>
#endif
#include <asm/mach/udc_pxa2xx.h>
@ -91,7 +96,7 @@
#define DRIVER_DESC "PXA 25x USB Device Controller driver"
static const char driver_name [] = "pxa2xx_udc";
static const char driver_name [] = "pxa25x_udc";
static const char ep0name [] = "ep0";
@ -111,10 +116,10 @@ static const char ep0name [] = "ep0";
#endif
#include "pxa2xx_udc.h"
#include "pxa25x_udc.h"
#ifdef CONFIG_USB_PXA2XX_SMALL
#ifdef CONFIG_USB_PXA25X_SMALL
#define SIZE_STR " (small)"
#else
#define SIZE_STR ""
@ -126,8 +131,8 @@ static const char ep0name [] = "ep0";
* ---------------------------------------------------------------------------
*/
static void pxa2xx_ep_fifo_flush (struct usb_ep *ep);
static void nuke (struct pxa2xx_ep *, int status);
static void pxa25x_ep_fifo_flush (struct usb_ep *ep);
static void nuke (struct pxa25x_ep *, int status);
/* one GPIO should be used to detect VBUS from the host */
static int is_vbus_present(void)
@ -147,9 +152,10 @@ static int is_vbus_present(void)
static void pullup_off(void)
{
struct pxa2xx_udc_mach_info *mach = the_controller->mach;
int off_level = mach->gpio_pullup_inverted;
if (mach->gpio_pullup)
gpio_set_value(mach->gpio_pullup, 0);
gpio_set_value(mach->gpio_pullup, off_level);
else if (mach->udc_command)
mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT);
}
@ -157,9 +163,10 @@ static void pullup_off(void)
static void pullup_on(void)
{
struct pxa2xx_udc_mach_info *mach = the_controller->mach;
int on_level = !mach->gpio_pullup_inverted;
if (mach->gpio_pullup)
gpio_set_value(mach->gpio_pullup, 1);
gpio_set_value(mach->gpio_pullup, on_level);
else if (mach->udc_command)
mach->udc_command(PXA2XX_UDC_CMD_CONNECT);
}
@ -212,24 +219,24 @@ static inline void udc_ack_int_UDCCR(int mask)
/*
* endpoint enable/disable
*
* we need to verify the descriptors used to enable endpoints. since pxa2xx
* we need to verify the descriptors used to enable endpoints. since pxa25x
* endpoint configurations are fixed, and are pretty much always enabled,
* there's not a lot to manage here.
*
* because pxa2xx can't selectively initialize bulk (or interrupt) endpoints,
* because pxa25x can't selectively initialize bulk (or interrupt) endpoints,
* (resetting endpoint halt and toggle), SET_INTERFACE is unusable except
* for a single interface (with only the default altsetting) and for gadget
* drivers that don't halt endpoints (not reset by set_interface). that also
* means that if you use ISO, you must violate the USB spec rule that all
* iso endpoints must be in non-default altsettings.
*/
static int pxa2xx_ep_enable (struct usb_ep *_ep,
static int pxa25x_ep_enable (struct usb_ep *_ep,
const struct usb_endpoint_descriptor *desc)
{
struct pxa2xx_ep *ep;
struct pxa2xx_udc *dev;
struct pxa25x_ep *ep;
struct pxa25x_udc *dev;
ep = container_of (_ep, struct pxa2xx_ep, ep);
ep = container_of (_ep, struct pxa25x_ep, ep);
if (!_ep || !desc || ep->desc || _ep->name == ep0name
|| desc->bDescriptorType != USB_DT_ENDPOINT
|| ep->bEndpointAddress != desc->bEndpointAddress
@ -268,7 +275,7 @@ static int pxa2xx_ep_enable (struct usb_ep *_ep,
ep->ep.maxpacket = le16_to_cpu (desc->wMaxPacketSize);
/* flush fifo (mostly for OUT buffers) */
pxa2xx_ep_fifo_flush (_ep);
pxa25x_ep_fifo_flush (_ep);
/* ... reset halt state too, if we could ... */
@ -276,12 +283,12 @@ static int pxa2xx_ep_enable (struct usb_ep *_ep,
return 0;
}
static int pxa2xx_ep_disable (struct usb_ep *_ep)
static int pxa25x_ep_disable (struct usb_ep *_ep)
{
struct pxa2xx_ep *ep;
struct pxa25x_ep *ep;
unsigned long flags;
ep = container_of (_ep, struct pxa2xx_ep, ep);
ep = container_of (_ep, struct pxa25x_ep, ep);
if (!_ep || !ep->desc) {
DMSG("%s, %s not enabled\n", __func__,
_ep ? ep->ep.name : NULL);
@ -292,7 +299,7 @@ static int pxa2xx_ep_disable (struct usb_ep *_ep)
nuke (ep, -ESHUTDOWN);
/* flush fifo (mostly for IN buffers) */
pxa2xx_ep_fifo_flush (_ep);
pxa25x_ep_fifo_flush (_ep);
ep->desc = NULL;
ep->stopped = 1;
@ -304,18 +311,18 @@ static int pxa2xx_ep_disable (struct usb_ep *_ep)
/*-------------------------------------------------------------------------*/
/* for the pxa2xx, these can just wrap kmalloc/kfree. gadget drivers
/* for the pxa25x, these can just wrap kmalloc/kfree. gadget drivers
* must still pass correctly initialized endpoints, since other controller
* drivers may care about how it's currently set up (dma issues etc).
*/
/*
* pxa2xx_ep_alloc_request - allocate a request data structure
* pxa25x_ep_alloc_request - allocate a request data structure
*/
static struct usb_request *
pxa2xx_ep_alloc_request (struct usb_ep *_ep, gfp_t gfp_flags)
pxa25x_ep_alloc_request (struct usb_ep *_ep, gfp_t gfp_flags)
{
struct pxa2xx_request *req;
struct pxa25x_request *req;
req = kzalloc(sizeof(*req), gfp_flags);
if (!req)
@ -327,14 +334,14 @@ pxa2xx_ep_alloc_request (struct usb_ep *_ep, gfp_t gfp_flags)
/*
* pxa2xx_ep_free_request - deallocate a request data structure
* pxa25x_ep_free_request - deallocate a request data structure
*/
static void
pxa2xx_ep_free_request (struct usb_ep *_ep, struct usb_request *_req)
pxa25x_ep_free_request (struct usb_ep *_ep, struct usb_request *_req)
{
struct pxa2xx_request *req;
struct pxa25x_request *req;
req = container_of (_req, struct pxa2xx_request, req);
req = container_of (_req, struct pxa25x_request, req);
WARN_ON (!list_empty (&req->queue));
kfree(req);
}
@ -344,7 +351,7 @@ pxa2xx_ep_free_request (struct usb_ep *_ep, struct usb_request *_req)
/*
* done - retire a request; caller blocked irqs
*/
static void done(struct pxa2xx_ep *ep, struct pxa2xx_request *req, int status)
static void done(struct pxa25x_ep *ep, struct pxa25x_request *req, int status)
{
unsigned stopped = ep->stopped;
@ -367,13 +374,13 @@ static void done(struct pxa2xx_ep *ep, struct pxa2xx_request *req, int status)
}
static inline void ep0_idle (struct pxa2xx_udc *dev)
static inline void ep0_idle (struct pxa25x_udc *dev)
{
dev->ep0state = EP0_IDLE;
}
static int
write_packet(volatile u32 *uddr, struct pxa2xx_request *req, unsigned max)
write_packet(volatile u32 *uddr, struct pxa25x_request *req, unsigned max)
{
u8 *buf;
unsigned length, count;
@ -398,7 +405,7 @@ write_packet(volatile u32 *uddr, struct pxa2xx_request *req, unsigned max)
* caller guarantees at least one packet buffer is ready (or a zlp).
*/
static int
write_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
write_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
{
unsigned max;
@ -455,7 +462,7 @@ write_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
* ep0 data stage. these chips want very simple state transitions.
*/
static inline
void ep0start(struct pxa2xx_udc *dev, u32 flags, const char *tag)
void ep0start(struct pxa25x_udc *dev, u32 flags, const char *tag)
{
UDCCS0 = flags|UDCCS0_SA|UDCCS0_OPR;
USIR0 = USIR0_IR0;
@ -465,7 +472,7 @@ void ep0start(struct pxa2xx_udc *dev, u32 flags, const char *tag)
}
static int
write_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
write_ep0_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
{
unsigned count;
int is_short;
@ -525,7 +532,7 @@ write_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
* request buffer having filled (and maybe overran till end-of-packet).
*/
static int
read_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
read_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
{
for (;;) {
u32 udccs;
@ -602,7 +609,7 @@ read_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
* protocols do use them.
*/
static int
read_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
read_ep0_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
{
u8 *buf, byte;
unsigned bufferspace;
@ -641,21 +648,21 @@ read_ep0_fifo (struct pxa2xx_ep *ep, struct pxa2xx_request *req)
/*-------------------------------------------------------------------------*/
static int
pxa2xx_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
pxa25x_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
{
struct pxa2xx_request *req;
struct pxa2xx_ep *ep;
struct pxa2xx_udc *dev;
struct pxa25x_request *req;
struct pxa25x_ep *ep;
struct pxa25x_udc *dev;
unsigned long flags;
req = container_of(_req, struct pxa2xx_request, req);
req = container_of(_req, struct pxa25x_request, req);
if (unlikely (!_req || !_req->complete || !_req->buf
|| !list_empty(&req->queue))) {
DMSG("%s, bad params\n", __func__);
return -EINVAL;
}
ep = container_of(_ep, struct pxa2xx_ep, ep);
ep = container_of(_ep, struct pxa25x_ep, ep);
if (unlikely (!_ep || (!ep->desc && ep->ep.name != ep0name))) {
DMSG("%s, bad ep\n", __func__);
return -EINVAL;
@ -751,14 +758,14 @@ pxa2xx_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
/*
* nuke - dequeue ALL requests
*/
static void nuke(struct pxa2xx_ep *ep, int status)
static void nuke(struct pxa25x_ep *ep, int status)
{
struct pxa2xx_request *req;
struct pxa25x_request *req;
/* called with irqs blocked */
while (!list_empty(&ep->queue)) {
req = list_entry(ep->queue.next,
struct pxa2xx_request,
struct pxa25x_request,
queue);
done(ep, req, status);
}
@ -768,13 +775,13 @@ static void nuke(struct pxa2xx_ep *ep, int status)
/* dequeue JUST ONE request */
static int pxa2xx_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
static int pxa25x_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
{
struct pxa2xx_ep *ep;
struct pxa2xx_request *req;
struct pxa25x_ep *ep;
struct pxa25x_request *req;
unsigned long flags;
ep = container_of(_ep, struct pxa2xx_ep, ep);
ep = container_of(_ep, struct pxa25x_ep, ep);
if (!_ep || ep->ep.name == ep0name)
return -EINVAL;
@ -798,12 +805,12 @@ static int pxa2xx_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
/*-------------------------------------------------------------------------*/
static int pxa2xx_ep_set_halt(struct usb_ep *_ep, int value)
static int pxa25x_ep_set_halt(struct usb_ep *_ep, int value)
{
struct pxa2xx_ep *ep;
struct pxa25x_ep *ep;
unsigned long flags;
ep = container_of(_ep, struct pxa2xx_ep, ep);
ep = container_of(_ep, struct pxa25x_ep, ep);
if (unlikely (!_ep
|| (!ep->desc && ep->ep.name != ep0name))
|| ep->bmAttributes == USB_ENDPOINT_XFER_ISOC) {
@ -853,11 +860,11 @@ static int pxa2xx_ep_set_halt(struct usb_ep *_ep, int value)
return 0;
}
static int pxa2xx_ep_fifo_status(struct usb_ep *_ep)
static int pxa25x_ep_fifo_status(struct usb_ep *_ep)
{
struct pxa2xx_ep *ep;
struct pxa25x_ep *ep;
ep = container_of(_ep, struct pxa2xx_ep, ep);
ep = container_of(_ep, struct pxa25x_ep, ep);
if (!_ep) {
DMSG("%s, bad ep\n", __func__);
return -ENODEV;
@ -872,11 +879,11 @@ static int pxa2xx_ep_fifo_status(struct usb_ep *_ep)
return (*ep->reg_ubcr & 0xfff) + 1;
}
static void pxa2xx_ep_fifo_flush(struct usb_ep *_ep)
static void pxa25x_ep_fifo_flush(struct usb_ep *_ep)
{
struct pxa2xx_ep *ep;
struct pxa25x_ep *ep;
ep = container_of(_ep, struct pxa2xx_ep, ep);
ep = container_of(_ep, struct pxa25x_ep, ep);
if (!_ep || ep->ep.name == ep0name || !list_empty(&ep->queue)) {
DMSG("%s, bad ep\n", __func__);
return;
@ -898,19 +905,19 @@ static void pxa2xx_ep_fifo_flush(struct usb_ep *_ep)
}
static struct usb_ep_ops pxa2xx_ep_ops = {
.enable = pxa2xx_ep_enable,
.disable = pxa2xx_ep_disable,
static struct usb_ep_ops pxa25x_ep_ops = {
.enable = pxa25x_ep_enable,
.disable = pxa25x_ep_disable,
.alloc_request = pxa2xx_ep_alloc_request,
.free_request = pxa2xx_ep_free_request,
.alloc_request = pxa25x_ep_alloc_request,
.free_request = pxa25x_ep_free_request,
.queue = pxa2xx_ep_queue,
.dequeue = pxa2xx_ep_dequeue,
.queue = pxa25x_ep_queue,
.dequeue = pxa25x_ep_dequeue,
.set_halt = pxa2xx_ep_set_halt,
.fifo_status = pxa2xx_ep_fifo_status,
.fifo_flush = pxa2xx_ep_fifo_flush,
.set_halt = pxa25x_ep_set_halt,
.fifo_status = pxa25x_ep_fifo_status,
.fifo_flush = pxa25x_ep_fifo_flush,
};
@ -919,12 +926,12 @@ static struct usb_ep_ops pxa2xx_ep_ops = {
* ---------------------------------------------------------------------------
*/
static int pxa2xx_udc_get_frame(struct usb_gadget *_gadget)
static int pxa25x_udc_get_frame(struct usb_gadget *_gadget)
{
return ((UFNRH & 0x07) << 8) | (UFNRL & 0xff);
}
static int pxa2xx_udc_wakeup(struct usb_gadget *_gadget)
static int pxa25x_udc_wakeup(struct usb_gadget *_gadget)
{
/* host may not have enabled remote wakeup */
if ((UDCCS0 & UDCCS0_DRWF) == 0)
@ -933,14 +940,14 @@ static int pxa2xx_udc_wakeup(struct usb_gadget *_gadget)
return 0;
}
static void stop_activity(struct pxa2xx_udc *, struct usb_gadget_driver *);
static void udc_enable (struct pxa2xx_udc *);
static void udc_disable(struct pxa2xx_udc *);
static void stop_activity(struct pxa25x_udc *, struct usb_gadget_driver *);
static void udc_enable (struct pxa25x_udc *);
static void udc_disable(struct pxa25x_udc *);
/* We disable the UDC -- and its 48 MHz clock -- whenever it's not
* in active use.
*/
static int pullup(struct pxa2xx_udc *udc)
static int pullup(struct pxa25x_udc *udc)
{
int is_active = udc->vbus && udc->pullup && !udc->suspended;
DMSG("%s\n", is_active ? "active" : "inactive");
@ -970,11 +977,11 @@ static int pullup(struct pxa2xx_udc *udc)
}
/* VBUS reporting logically comes from a transceiver */
static int pxa2xx_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
static int pxa25x_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
{
struct pxa2xx_udc *udc;
struct pxa25x_udc *udc;
udc = container_of(_gadget, struct pxa2xx_udc, gadget);
udc = container_of(_gadget, struct pxa25x_udc, gadget);
udc->vbus = (is_active != 0);
DMSG("vbus %s\n", is_active ? "supplied" : "inactive");
pullup(udc);
@ -982,11 +989,11 @@ static int pxa2xx_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
}
/* drivers may have software control over D+ pullup */
static int pxa2xx_udc_pullup(struct usb_gadget *_gadget, int is_active)
static int pxa25x_udc_pullup(struct usb_gadget *_gadget, int is_active)
{
struct pxa2xx_udc *udc;
struct pxa25x_udc *udc;
udc = container_of(_gadget, struct pxa2xx_udc, gadget);
udc = container_of(_gadget, struct pxa25x_udc, gadget);
/* not all boards support pullup control */
if (!udc->mach->gpio_pullup && !udc->mach->udc_command)
@ -997,11 +1004,11 @@ static int pxa2xx_udc_pullup(struct usb_gadget *_gadget, int is_active)
return 0;
}
static const struct usb_gadget_ops pxa2xx_udc_ops = {
.get_frame = pxa2xx_udc_get_frame,
.wakeup = pxa2xx_udc_wakeup,
.vbus_session = pxa2xx_udc_vbus_session,
.pullup = pxa2xx_udc_pullup,
static const struct usb_gadget_ops pxa25x_udc_ops = {
.get_frame = pxa25x_udc_get_frame,
.wakeup = pxa25x_udc_wakeup,
.vbus_session = pxa25x_udc_vbus_session,
.pullup = pxa25x_udc_pullup,
// .vbus_draw ... boards may consume current from VBUS, up to
// 100-500mA based on config. the 500uA suspend ceiling means
@ -1015,7 +1022,7 @@ static const struct usb_gadget_ops pxa2xx_udc_ops = {
static int
udc_seq_show(struct seq_file *m, void *_d)
{
struct pxa2xx_udc *dev = m->private;
struct pxa25x_udc *dev = m->private;
unsigned long flags;
int i;
u32 tmp;
@ -1076,8 +1083,8 @@ udc_seq_show(struct seq_file *m, void *_d)
/* dump endpoint queues */
for (i = 0; i < PXA_UDC_NUM_ENDPOINTS; i++) {
struct pxa2xx_ep *ep = &dev->ep [i];
struct pxa2xx_request *req;
struct pxa25x_ep *ep = &dev->ep [i];
struct pxa25x_request *req;
if (i != 0) {
const struct usb_endpoint_descriptor *desc;
@ -1150,7 +1157,7 @@ static const struct file_operations debug_fops = {
/*
* udc_disable - disable USB device controller
*/
static void udc_disable(struct pxa2xx_udc *dev)
static void udc_disable(struct pxa25x_udc *dev)
{
/* block all irqs */
udc_set_mask_UDCCR(UDCCR_SRM|UDCCR_REM);
@ -1170,7 +1177,7 @@ static void udc_disable(struct pxa2xx_udc *dev)
/*
* udc_reinit - initialize software state
*/
static void udc_reinit(struct pxa2xx_udc *dev)
static void udc_reinit(struct pxa25x_udc *dev)
{
u32 i;
@ -1181,7 +1188,7 @@ static void udc_reinit(struct pxa2xx_udc *dev)
/* basic endpoint records init */
for (i = 0; i < PXA_UDC_NUM_ENDPOINTS; i++) {
struct pxa2xx_ep *ep = &dev->ep[i];
struct pxa25x_ep *ep = &dev->ep[i];
if (i != 0)
list_add_tail (&ep->ep.ep_list, &dev->gadget.ep_list);
@ -1198,7 +1205,7 @@ static void udc_reinit(struct pxa2xx_udc *dev)
/* until it's enabled, this UDC should be completely invisible
* to any USB host.
*/
static void udc_enable (struct pxa2xx_udc *dev)
static void udc_enable (struct pxa25x_udc *dev)
{
udc_clear_mask_UDCCR(UDCCR_UDE);
@ -1254,7 +1261,7 @@ static void udc_enable (struct pxa2xx_udc *dev)
*/
int usb_gadget_register_driver(struct usb_gadget_driver *driver)
{
struct pxa2xx_udc *dev = the_controller;
struct pxa25x_udc *dev = the_controller;
int retval;
if (!driver
@ -1299,7 +1306,7 @@ fail:
EXPORT_SYMBOL(usb_gadget_register_driver);
static void
stop_activity(struct pxa2xx_udc *dev, struct usb_gadget_driver *driver)
stop_activity(struct pxa25x_udc *dev, struct usb_gadget_driver *driver)
{
int i;
@ -1310,7 +1317,7 @@ stop_activity(struct pxa2xx_udc *dev, struct usb_gadget_driver *driver)
/* prevent new request submissions, kill any outstanding requests */
for (i = 0; i < PXA_UDC_NUM_ENDPOINTS; i++) {
struct pxa2xx_ep *ep = &dev->ep[i];
struct pxa25x_ep *ep = &dev->ep[i];
ep->stopped = 1;
nuke(ep, -ESHUTDOWN);
@ -1327,7 +1334,7 @@ stop_activity(struct pxa2xx_udc *dev, struct usb_gadget_driver *driver)
int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
{
struct pxa2xx_udc *dev = the_controller;
struct pxa25x_udc *dev = the_controller;
if (!dev)
return -ENODEV;
@ -1364,7 +1371,7 @@ EXPORT_SYMBOL(usb_gadget_unregister_driver);
static irqreturn_t
lubbock_vbus_irq(int irq, void *_dev)
{
struct pxa2xx_udc *dev = _dev;
struct pxa25x_udc *dev = _dev;
int vbus;
dev->stats.irqs++;
@ -1383,7 +1390,7 @@ lubbock_vbus_irq(int irq, void *_dev)
return IRQ_NONE;
}
pxa2xx_udc_vbus_session(&dev->gadget, vbus);
pxa25x_udc_vbus_session(&dev->gadget, vbus);
return IRQ_HANDLED;
}
@ -1391,20 +1398,20 @@ lubbock_vbus_irq(int irq, void *_dev)
static irqreturn_t udc_vbus_irq(int irq, void *_dev)
{
struct pxa2xx_udc *dev = _dev;
struct pxa25x_udc *dev = _dev;
int vbus = gpio_get_value(dev->mach->gpio_vbus);
if (dev->mach->gpio_vbus_inverted)
vbus = !vbus;
pxa2xx_udc_vbus_session(&dev->gadget, vbus);
pxa25x_udc_vbus_session(&dev->gadget, vbus);
return IRQ_HANDLED;
}
/*-------------------------------------------------------------------------*/
static inline void clear_ep_state (struct pxa2xx_udc *dev)
static inline void clear_ep_state (struct pxa25x_udc *dev)
{
unsigned i;
@ -1417,7 +1424,7 @@ static inline void clear_ep_state (struct pxa2xx_udc *dev)
static void udc_watchdog(unsigned long _dev)
{
struct pxa2xx_udc *dev = (void *)_dev;
struct pxa25x_udc *dev = (void *)_dev;
local_irq_disable();
if (dev->ep0state == EP0_STALL
@ -1430,11 +1437,11 @@ static void udc_watchdog(unsigned long _dev)
local_irq_enable();
}
static void handle_ep0 (struct pxa2xx_udc *dev)
static void handle_ep0 (struct pxa25x_udc *dev)
{
u32 udccs0 = UDCCS0;
struct pxa2xx_ep *ep = &dev->ep [0];
struct pxa2xx_request *req;
struct pxa25x_ep *ep = &dev->ep [0];
struct pxa25x_request *req;
union {
struct usb_ctrlrequest r;
u8 raw [8];
@ -1444,7 +1451,7 @@ static void handle_ep0 (struct pxa2xx_udc *dev)
if (list_empty(&ep->queue))
req = NULL;
else
req = list_entry(ep->queue.next, struct pxa2xx_request, queue);
req = list_entry(ep->queue.next, struct pxa25x_request, queue);
/* clear stall status */
if (udccs0 & UDCCS0_SST) {
@ -1654,9 +1661,9 @@ stall:
USIR0 = USIR0_IR0;
}
static void handle_ep(struct pxa2xx_ep *ep)
static void handle_ep(struct pxa25x_ep *ep)
{
struct pxa2xx_request *req;
struct pxa25x_request *req;
int is_in = ep->bEndpointAddress & USB_DIR_IN;
int completed;
u32 udccs, tmp;
@ -1665,7 +1672,7 @@ static void handle_ep(struct pxa2xx_ep *ep)
completed = 0;
if (likely (!list_empty(&ep->queue)))
req = list_entry(ep->queue.next,
struct pxa2xx_request, queue);
struct pxa25x_request, queue);
else
req = NULL;
@ -1702,16 +1709,16 @@ static void handle_ep(struct pxa2xx_ep *ep)
}
/*
* pxa2xx_udc_irq - interrupt handler
* pxa25x_udc_irq - interrupt handler
*
* avoid delays in ep0 processing. the control handshaking isn't always
* under software control (pxa250c0 and the pxa255 are better), and delays
* could cause usb protocol errors.
*/
static irqreturn_t
pxa2xx_udc_irq(int irq, void *_dev)
pxa25x_udc_irq(int irq, void *_dev)
{
struct pxa2xx_udc *dev = _dev;
struct pxa25x_udc *dev = _dev;
int handled;
dev->stats.irqs++;
@ -1820,9 +1827,9 @@ static void nop_release (struct device *dev)
* doing it at run-time) to save code, eliminate fault paths, and
* be more obviously correct.
*/
static struct pxa2xx_udc memory = {
static struct pxa25x_udc memory = {
.gadget = {
.ops = &pxa2xx_udc_ops,
.ops = &pxa25x_udc_ops,
.ep0 = &memory.ep[0].ep,
.name = driver_name,
.dev = {
@ -1835,7 +1842,7 @@ static struct pxa2xx_udc memory = {
.ep[0] = {
.ep = {
.name = ep0name,
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = EP0_FIFO_SIZE,
},
.dev = &memory,
@ -1847,7 +1854,7 @@ static struct pxa2xx_udc memory = {
.ep[1] = {
.ep = {
.name = "ep1in-bulk",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = BULK_FIFO_SIZE,
},
.dev = &memory,
@ -1860,7 +1867,7 @@ static struct pxa2xx_udc memory = {
.ep[2] = {
.ep = {
.name = "ep2out-bulk",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = BULK_FIFO_SIZE,
},
.dev = &memory,
@ -1871,11 +1878,11 @@ static struct pxa2xx_udc memory = {
.reg_ubcr = &UBCR2,
.reg_uddr = &UDDR2,
},
#ifndef CONFIG_USB_PXA2XX_SMALL
#ifndef CONFIG_USB_PXA25X_SMALL
.ep[3] = {
.ep = {
.name = "ep3in-iso",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = ISO_FIFO_SIZE,
},
.dev = &memory,
@ -1888,7 +1895,7 @@ static struct pxa2xx_udc memory = {
.ep[4] = {
.ep = {
.name = "ep4out-iso",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = ISO_FIFO_SIZE,
},
.dev = &memory,
@ -1902,7 +1909,7 @@ static struct pxa2xx_udc memory = {
.ep[5] = {
.ep = {
.name = "ep5in-int",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = INT_FIFO_SIZE,
},
.dev = &memory,
@ -1917,7 +1924,7 @@ static struct pxa2xx_udc memory = {
.ep[6] = {
.ep = {
.name = "ep6in-bulk",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = BULK_FIFO_SIZE,
},
.dev = &memory,
@ -1930,7 +1937,7 @@ static struct pxa2xx_udc memory = {
.ep[7] = {
.ep = {
.name = "ep7out-bulk",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = BULK_FIFO_SIZE,
},
.dev = &memory,
@ -1944,7 +1951,7 @@ static struct pxa2xx_udc memory = {
.ep[8] = {
.ep = {
.name = "ep8in-iso",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = ISO_FIFO_SIZE,
},
.dev = &memory,
@ -1957,7 +1964,7 @@ static struct pxa2xx_udc memory = {
.ep[9] = {
.ep = {
.name = "ep9out-iso",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = ISO_FIFO_SIZE,
},
.dev = &memory,
@ -1971,7 +1978,7 @@ static struct pxa2xx_udc memory = {
.ep[10] = {
.ep = {
.name = "ep10in-int",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = INT_FIFO_SIZE,
},
.dev = &memory,
@ -1986,7 +1993,7 @@ static struct pxa2xx_udc memory = {
.ep[11] = {
.ep = {
.name = "ep11in-bulk",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = BULK_FIFO_SIZE,
},
.dev = &memory,
@ -1999,7 +2006,7 @@ static struct pxa2xx_udc memory = {
.ep[12] = {
.ep = {
.name = "ep12out-bulk",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = BULK_FIFO_SIZE,
},
.dev = &memory,
@ -2013,7 +2020,7 @@ static struct pxa2xx_udc memory = {
.ep[13] = {
.ep = {
.name = "ep13in-iso",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = ISO_FIFO_SIZE,
},
.dev = &memory,
@ -2026,7 +2033,7 @@ static struct pxa2xx_udc memory = {
.ep[14] = {
.ep = {
.name = "ep14out-iso",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = ISO_FIFO_SIZE,
},
.dev = &memory,
@ -2040,7 +2047,7 @@ static struct pxa2xx_udc memory = {
.ep[15] = {
.ep = {
.name = "ep15in-int",
.ops = &pxa2xx_ep_ops,
.ops = &pxa25x_ep_ops,
.maxpacket = INT_FIFO_SIZE,
},
.dev = &memory,
@ -2050,7 +2057,7 @@ static struct pxa2xx_udc memory = {
.reg_udccs = &UDCCS15,
.reg_uddr = &UDDR15,
},
#endif /* !CONFIG_USB_PXA2XX_SMALL */
#endif /* !CONFIG_USB_PXA25X_SMALL */
};
#define CP15R0_VENDOR_MASK 0xffffe000
@ -2090,9 +2097,9 @@ static struct pxa2xx_udc memory = {
/*
* probe - binds to the platform device
*/
static int __init pxa2xx_udc_probe(struct platform_device *pdev)
static int __init pxa25x_udc_probe(struct platform_device *pdev)
{
struct pxa2xx_udc *dev = &memory;
struct pxa25x_udc *dev = &memory;
int retval, vbus_irq, irq;
u32 chiprev;
@ -2155,7 +2162,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
if (dev->mach->gpio_vbus) {
if ((retval = gpio_request(dev->mach->gpio_vbus,
"pxa2xx_udc GPIO VBUS"))) {
"pxa25x_udc GPIO VBUS"))) {
dev_dbg(&pdev->dev,
"can't get vbus gpio %d, err: %d\n",
dev->mach->gpio_vbus, retval);
@ -2168,7 +2175,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
if (dev->mach->gpio_pullup) {
if ((retval = gpio_request(dev->mach->gpio_pullup,
"pca2xx_udc GPIO PULLUP"))) {
"pca25x_udc GPIO PULLUP"))) {
dev_dbg(&pdev->dev,
"can't get pullup gpio %d, err: %d\n",
dev->mach->gpio_pullup, retval);
@ -2194,7 +2201,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
dev->vbus = is_vbus_present();
/* irq setup after old hardware state is cleaned up */
retval = request_irq(irq, pxa2xx_udc_irq,
retval = request_irq(irq, pxa25x_udc_irq,
IRQF_DISABLED, driver_name, dev);
if (retval != 0) {
pr_err("%s: can't get irq %d, err %d\n",
@ -2260,14 +2267,14 @@ lubbock_fail0:
return retval;
}
static void pxa2xx_udc_shutdown(struct platform_device *_dev)
static void pxa25x_udc_shutdown(struct platform_device *_dev)
{
pullup_off();
}
static int __exit pxa2xx_udc_remove(struct platform_device *pdev)
static int __exit pxa25x_udc_remove(struct platform_device *pdev)
{
struct pxa2xx_udc *dev = platform_get_drvdata(pdev);
struct pxa25x_udc *dev = platform_get_drvdata(pdev);
if (dev->driver)
return -EBUSY;
@ -2317,9 +2324,9 @@ static int __exit pxa2xx_udc_remove(struct platform_device *pdev)
* VBUS IRQs should probably be ignored so that the PXA device just acts
* "dead" to USB hosts until system resume.
*/
static int pxa2xx_udc_suspend(struct platform_device *dev, pm_message_t state)
static int pxa25x_udc_suspend(struct platform_device *dev, pm_message_t state)
{
struct pxa2xx_udc *udc = platform_get_drvdata(dev);
struct pxa25x_udc *udc = platform_get_drvdata(dev);
unsigned long flags;
if (!udc->mach->gpio_pullup && !udc->mach->udc_command)
@ -2333,9 +2340,9 @@ static int pxa2xx_udc_suspend(struct platform_device *dev, pm_message_t state)
return 0;
}
static int pxa2xx_udc_resume(struct platform_device *dev)
static int pxa25x_udc_resume(struct platform_device *dev)
{
struct pxa2xx_udc *udc = platform_get_drvdata(dev);
struct pxa25x_udc *udc = platform_get_drvdata(dev);
unsigned long flags;
udc->suspended = 0;
@ -2347,27 +2354,27 @@ static int pxa2xx_udc_resume(struct platform_device *dev)
}
#else
#define pxa2xx_udc_suspend NULL
#define pxa2xx_udc_resume NULL
#define pxa25x_udc_suspend NULL
#define pxa25x_udc_resume NULL
#endif
/*-------------------------------------------------------------------------*/
static struct platform_driver udc_driver = {
.shutdown = pxa2xx_udc_shutdown,
.remove = __exit_p(pxa2xx_udc_remove),
.suspend = pxa2xx_udc_suspend,
.resume = pxa2xx_udc_resume,
.shutdown = pxa25x_udc_shutdown,
.remove = __exit_p(pxa25x_udc_remove),
.suspend = pxa25x_udc_suspend,
.resume = pxa25x_udc_resume,
.driver = {
.owner = THIS_MODULE,
.name = "pxa2xx-udc",
.name = "pxa25x-udc",
},
};
static int __init udc_init(void)
{
pr_info("%s: version %s\n", driver_name, DRIVER_VERSION);
return platform_driver_probe(&udc_driver, pxa2xx_udc_probe);
return platform_driver_probe(&udc_driver, pxa25x_udc_probe);
}
module_init(udc_init);
@ -2380,4 +2387,4 @@ module_exit(udc_exit);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_AUTHOR("Frank Becker, Robert Schwebel, David Brownell");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:pxa2xx-udc");
MODULE_ALIAS("platform:pxa25x-udc");

29
drivers/usb/gadget/pxa2xx_udc.h → drivers/usb/gadget/pxa25x_udc.h
View File

@ -1,6 +1,5 @@
/*
* linux/drivers/usb/gadget/pxa2xx_udc.h
* Intel PXA2xx on-chip full speed USB device controller
* Intel PXA25x on-chip full speed USB device controller
*
* Copyright (C) 2003 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
* Copyright (C) 2003 David Brownell
@ -21,14 +20,14 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __LINUX_USB_GADGET_PXA2XX_H
#define __LINUX_USB_GADGET_PXA2XX_H
#ifndef __LINUX_USB_GADGET_PXA25X_H
#define __LINUX_USB_GADGET_PXA25X_H
#include <linux/types.h>
/*-------------------------------------------------------------------------*/
/* pxa2xx has this (move to include/asm-arm/arch-pxa/pxa-regs.h) */
/* pxa25x has this (move to include/asm-arm/arch-pxa/pxa-regs.h) */
#define UFNRH_SIR (1 << 7) /* SOF interrupt request */
#define UFNRH_SIM (1 << 6) /* SOF interrupt mask */
#define UFNRH_IPE14 (1 << 5) /* ISO packet error, ep14 */
@ -45,11 +44,11 @@
/*-------------------------------------------------------------------------*/
struct pxa2xx_udc;
struct pxa25x_udc;
struct pxa2xx_ep {
struct pxa25x_ep {
struct usb_ep ep;
struct pxa2xx_udc *dev;
struct pxa25x_udc *dev;
const struct usb_endpoint_descriptor *desc;
struct list_head queue;
@ -72,7 +71,7 @@ struct pxa2xx_ep {
volatile u32 *reg_uddr;
};
struct pxa2xx_request {
struct pxa25x_request {
struct usb_request req;
struct list_head queue;
};
@ -98,7 +97,7 @@ struct udc_stats {
unsigned long irqs;
};
#ifdef CONFIG_USB_PXA2XX_SMALL
#ifdef CONFIG_USB_PXA25X_SMALL
/* when memory's tight, SMALL config saves code+data. */
#define PXA_UDC_NUM_ENDPOINTS 3
#endif
@ -107,7 +106,7 @@ struct udc_stats {
#define PXA_UDC_NUM_ENDPOINTS 16
#endif
struct pxa2xx_udc {
struct pxa25x_udc {
struct usb_gadget gadget;
struct usb_gadget_driver *driver;
@ -130,7 +129,7 @@ struct pxa2xx_udc {
struct clk *clk;
struct pxa2xx_udc_mach_info *mach;
u64 dma_mask;
struct pxa2xx_ep ep [PXA_UDC_NUM_ENDPOINTS];
struct pxa25x_ep ep [PXA_UDC_NUM_ENDPOINTS];
#ifdef CONFIG_USB_GADGET_DEBUG_FS
struct dentry *debugfs_udc;
@ -144,7 +143,7 @@ struct pxa2xx_udc {
/* lubbock can also report usb connect/disconnect irqs */
#endif
static struct pxa2xx_udc *the_controller;
static struct pxa25x_udc *the_controller;
/*-------------------------------------------------------------------------*/
@ -209,7 +208,7 @@ dump_udccs0(const char *label)
}
static void __maybe_unused
dump_state(struct pxa2xx_udc *dev)
dump_state(struct pxa25x_udc *dev)
{
u32 tmp;
unsigned i;
@ -264,4 +263,4 @@ dump_state(struct pxa2xx_udc *dev)
#define INFO(stuff...) pr_info("udc: " stuff)
#endif /* __LINUX_USB_GADGET_PXA2XX_H */
#endif /* __LINUX_USB_GADGET_PXA25X_H */

9
drivers/usb/gadget/pxa27x_udc.c
View File

@ -38,7 +38,7 @@
#include <linux/usb.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
#include <asm/arch/pxa2xx-regs.h> /* FIXME: for PSSR */
#include <asm/arch/udc.h>
#include "pxa27x_udc.h"
@ -2360,18 +2360,19 @@ static int pxa_udc_resume(struct platform_device *_dev)
* Software must configure the USB OTG pad, UDC, and UHC
* to the state they were in before entering sleep mode.
*/
PSSR |= PSSR_OTGPH;
if (cpu_is_pxa27x())
PSSR |= PSSR_OTGPH;
return 0;
}
#endif
/* work with hotplug and coldplug */
MODULE_ALIAS("platform:pxa2xx-udc");
MODULE_ALIAS("platform:pxa27x-udc");
static struct platform_driver udc_driver = {
.driver = {
.name = "pxa2xx-udc",
.name = "pxa27x-udc",
.owner = THIS_MODULE,
},
.remove = __exit_p(pxa_udc_remove),

8
drivers/usb/gadget/pxa27x_udc.h
View File

@ -484,12 +484,4 @@ static inline struct pxa_udc *to_gadget_udc(struct usb_gadget *gadget)
#define ep_warn(ep, fmt, arg...) \
dev_warn(ep->dev->dev, "%s:%s:" fmt, EPNAME(ep), __func__, ## arg)
/*
* Cannot include pxa-regs.h, as register names are similar.
* So PSSR is redefined here. This should be removed once UDC registers will
* be gone from pxa-regs.h.
*/
#define PSSR __REG(0x40F00004) /* Power Manager Sleep Status */
#define PSSR_OTGPH (1 << 6) /* OTG Peripheral Hold */
#endif /* __LINUX_USB_GADGET_PXA27X_H */

3
drivers/usb/host/ohci-pxa27x.c
View File

@ -27,6 +27,7 @@
#include <asm/mach-types.h>
#include <asm/hardware.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxa2xx-regs.h> /* FIXME: for PSSR */
#include <asm/arch/ohci.h>
#define PXA_UHC_MAX_PORTNUM 3
@ -104,7 +105,7 @@ static int pxa27x_start_hc(struct device *dev)
UHCHIE = (UHCHIE_UPRIE | UHCHIE_RWIE);
/* Clear any OTG Pin Hold */
if (PSSR & PSSR_OTGPH)
if (cpu_is_pxa27x() && (PSSR & PSSR_OTGPH))
PSSR |= PSSR_OTGPH;
return 0;

7
drivers/video/backlight/Kconfig
View File

@ -112,3 +112,10 @@ config BACKLIGHT_CARILLO_RANCH
help
If you have a Intel LE80578 (Carillo Ranch) say Y to enable the
backlight driver.
config BACKLIGHT_PWM
tristate "Generic PWM based Backlight Driver"
depends on BACKLIGHT_CLASS_DEVICE && HAVE_PWM
help
If you have a LCD backlight adjustable by PWM, say Y to enable
this driver.

1
drivers/video/backlight/Makefile
View File

@ -10,3 +10,4 @@ obj-$(CONFIG_BACKLIGHT_LOCOMO) += locomolcd.o
obj-$(CONFIG_BACKLIGHT_OMAP1) += omap1_bl.o
obj-$(CONFIG_BACKLIGHT_PROGEAR) += progear_bl.o
obj-$(CONFIG_BACKLIGHT_CARILLO_RANCH) += cr_bllcd.o
obj-$(CONFIG_BACKLIGHT_PWM) += pwm_bl.o

185
drivers/video/backlight/pwm_bl.c Normal file
View File

@ -0,0 +1,185 @@
/*
* linux/drivers/video/backlight/pwm_bl.c
*
* simple PWM based backlight control, board code has to setup
* 1) pin configuration so PWM waveforms can output
* 2) platform_data casts to the PWM id (0/1/2/3 on PXA)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <linux/backlight.h>
#include <linux/err.h>
#include <linux/pwm.h>
#include <linux/pwm_backlight.h>
struct pwm_bl_data {
struct pwm_device *pwm;
unsigned int period;
int (*notify)(int brightness);
};
static int pwm_backlight_update_status(struct backlight_device *bl)
{
struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev);
int brightness = bl->props.brightness;
int max = bl->props.max_brightness;
if (bl->props.power != FB_BLANK_UNBLANK)
brightness = 0;
if (bl->props.fb_blank != FB_BLANK_UNBLANK)
brightness = 0;
if (pb->notify)
brightness = pb->notify(brightness);
if (brightness == 0) {
pwm_config(pb->pwm, 0, pb->period);
pwm_disable(pb->pwm);
} else {
pwm_config(pb->pwm, brightness * pb->period / max, pb->period);
pwm_enable(pb->pwm);
}
return 0;
}
static int pwm_backlight_get_brightness(struct backlight_device *bl)
{
return bl->props.brightness;
}
static struct backlight_ops pwm_backlight_ops = {
.update_status = pwm_backlight_update_status,
.get_brightness = pwm_backlight_get_brightness,
};
static int pwm_backlight_probe(struct platform_device *pdev)
{
struct platform_pwm_backlight_data *data = pdev->dev.platform_data;
struct backlight_device *bl;
struct pwm_bl_data *pb;
int ret;
if (!data)
return -EINVAL;
if (data->init) {
ret = data->init(&pdev->dev);
if (ret < 0)
return ret;
}
pb = kzalloc(sizeof(*pb), GFP_KERNEL);
if (!pb) {
ret = -ENOMEM;
goto err_alloc;
}
pb->period = data->pwm_period_ns;
pb->notify = data->notify;
pb->pwm = pwm_request(data->pwm_id, "backlight");
if (IS_ERR(pb->pwm)) {
dev_err(&pdev->dev, "unable to request PWM for backlight\n");
ret = PTR_ERR(pb->pwm);
goto err_pwm;
}
bl = backlight_device_register(pdev->name, &pdev->dev,
pb, &pwm_backlight_ops);
if (IS_ERR(bl)) {
dev_err(&pdev->dev, "failed to register backlight\n");
ret = PTR_ERR(bl);
goto err_bl;
}
bl->props.max_brightness = data->max_brightness;
bl->props.brightness = data->dft_brightness;
backlight_update_status(bl);
platform_set_drvdata(pdev, bl);
return 0;
err_bl:
pwm_free(pb->pwm);
err_pwm:
kfree(pb);
err_alloc:
if (data->exit)
data->exit(&pdev->dev);
return ret;
}
static int pwm_backlight_remove(struct platform_device *pdev)
{
struct platform_pwm_backlight_data *data = pdev->dev.platform_data;
struct backlight_device *bl = platform_get_drvdata(pdev);
struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev);
backlight_device_unregister(bl);
pwm_config(pb->pwm, 0, pb->period);
pwm_disable(pb->pwm);
pwm_free(pb->pwm);
kfree(pb);
if (data->exit)
data->exit(&pdev->dev);
return 0;
}
#ifdef CONFIG_PM
static int pwm_backlight_suspend(struct platform_device *pdev,
pm_message_t state)
{
struct backlight_device *bl = platform_get_drvdata(pdev);
struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev);
pwm_config(pb->pwm, 0, pb->period);
pwm_disable(pb->pwm);
return 0;
}
static int pwm_backlight_resume(struct platform_device *pdev)
{
struct backlight_device *bl = platform_get_drvdata(pdev);
backlight_update_status(bl);
return 0;
}
#else
#define pwm_backlight_suspend NULL
#define pwm_backlight_resume NULL
#endif
static struct platform_driver pwm_backlight_driver = {
.driver = {
.name = "pwm-backlight",
.owner = THIS_MODULE,
},
.probe = pwm_backlight_probe,
.remove = pwm_backlight_remove,
.suspend = pwm_backlight_suspend,
.resume = pwm_backlight_resume,
};
static int __init pwm_backlight_init(void)
{
return platform_driver_register(&pwm_backlight_driver);
}
module_init(pwm_backlight_init);
static void __exit pwm_backlight_exit(void)
{
platform_driver_unregister(&pwm_backlight_driver);
}
module_exit(pwm_backlight_exit);
MODULE_DESCRIPTION("PWM based Backlight Driver");
MODULE_LICENSE("GPL");

108
drivers/video/pxafb.c
View File

@ -227,6 +227,22 @@ static int pxafb_bpp_to_lccr3(struct fb_var_screeninfo *var)
case 4: ret = LCCR3_4BPP; break;
case 8: ret = LCCR3_8BPP; break;
case 16: ret = LCCR3_16BPP; break;
case 24:
switch (var->red.length + var->green.length +
var->blue.length + var->transp.length) {
case 18: ret = LCCR3_18BPP_P | LCCR3_PDFOR_3; break;
case 19: ret = LCCR3_19BPP_P; break;
}
break;
case 32:
switch (var->red.length + var->green.length +
var->blue.length + var->transp.length) {
case 18: ret = LCCR3_18BPP | LCCR3_PDFOR_3; break;
case 19: ret = LCCR3_19BPP; break;
case 24: ret = LCCR3_24BPP | LCCR3_PDFOR_3; break;
case 25: ret = LCCR3_25BPP; break;
}
break;
}
return ret;
}
@ -345,6 +361,41 @@ static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
var->green.offset = 5; var->green.length = 6;
var->blue.offset = 0; var->blue.length = 5;
var->transp.offset = var->transp.length = 0;
} else if (var->bits_per_pixel > 16) {
struct pxafb_mode_info *mode;
mode = pxafb_getmode(inf, var);
if (!mode)
return -EINVAL;
switch (mode->depth) {
case 18: /* RGB666 */
var->transp.offset = var->transp.length = 0;
var->red.offset = 12; var->red.length = 6;
var->green.offset = 6; var->green.length = 6;
var->blue.offset = 0; var->blue.length = 6;
break;
case 19: /* RGBT666 */
var->transp.offset = 18; var->transp.length = 1;
var->red.offset = 12; var->red.length = 6;
var->green.offset = 6; var->green.length = 6;
var->blue.offset = 0; var->blue.length = 6;
break;
case 24: /* RGB888 */
var->transp.offset = var->transp.length = 0;
var->red.offset = 16; var->red.length = 8;
var->green.offset = 8; var->green.length = 8;
var->blue.offset = 0; var->blue.length = 8;
break;
case 25: /* RGBT888 */
var->transp.offset = 24; var->transp.length = 1;
var->red.offset = 16; var->red.length = 8;
var->green.offset = 8; var->green.length = 8;
var->blue.offset = 0; var->blue.length = 8;
break;
default:
return -EINVAL;
}
} else {
var->red.offset = var->green.offset = 0;
var->blue.offset = var->transp.offset = 0;
@ -376,7 +427,7 @@ static int pxafb_set_par(struct fb_info *info)
struct pxafb_info *fbi = (struct pxafb_info *)info;
struct fb_var_screeninfo *var = &info->var;
if (var->bits_per_pixel == 16)
if (var->bits_per_pixel >= 16)
fbi->fb.fix.visual = FB_VISUAL_TRUECOLOR;
else if (!fbi->cmap_static)
fbi->fb.fix.visual = FB_VISUAL_PSEUDOCOLOR;
@ -391,7 +442,7 @@ static int pxafb_set_par(struct fb_info *info)
fbi->fb.fix.line_length = var->xres_virtual *
var->bits_per_pixel / 8;
if (var->bits_per_pixel == 16)
if (var->bits_per_pixel >= 16)
fbi->palette_size = 0;
else
fbi->palette_size = var->bits_per_pixel == 1 ?
@ -404,7 +455,7 @@ static int pxafb_set_par(struct fb_info *info)
*/
pxafb_set_truecolor(fbi->fb.fix.visual == FB_VISUAL_TRUECOLOR);
if (fbi->fb.var.bits_per_pixel == 16)
if (fbi->fb.var.bits_per_pixel >= 16)
fb_dealloc_cmap(&fbi->fb.cmap);
else
fb_alloc_cmap(&fbi->fb.cmap, 1<<fbi->fb.var.bits_per_pixel, 0);
@ -831,6 +882,8 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var,
case 4:
case 8:
case 16:
case 24:
case 32:
break;
default:
printk(KERN_ERR "%s: invalid bit depth %d\n",
@ -968,6 +1021,11 @@ static void pxafb_setup_gpio(struct pxafb_info *fbi)
for (gpio = 58; ldd_bits; gpio++, ldd_bits--)
pxa_gpio_mode(gpio | GPIO_ALT_FN_2_OUT);
/* 18 bit interface */
if (fbi->fb.var.bits_per_pixel > 16) {
pxa_gpio_mode(86 | GPIO_ALT_FN_2_OUT);
pxa_gpio_mode(87 | GPIO_ALT_FN_2_OUT);
}
pxa_gpio_mode(GPIO74_LCD_FCLK_MD);
pxa_gpio_mode(GPIO75_LCD_LCLK_MD);
pxa_gpio_mode(GPIO76_LCD_PCLK_MD);
@ -1792,11 +1850,49 @@ failed:
return ret;
}
static int __devexit pxafb_remove(struct platform_device *dev)
{
struct pxafb_info *fbi = platform_get_drvdata(dev);
struct resource *r;
int irq;
struct fb_info *info;
if (!fbi)
return 0;
info = &fbi->fb;
unregister_framebuffer(info);
pxafb_disable_controller(fbi);
if (fbi->fb.cmap.len)
fb_dealloc_cmap(&fbi->fb.cmap);
irq = platform_get_irq(dev, 0);
free_irq(irq, fbi);
dma_free_writecombine(&dev->dev, fbi->map_size,
fbi->map_cpu, fbi->map_dma);
iounmap(fbi->mmio_base);
r = platform_get_resource(dev, IORESOURCE_MEM, 0);
release_mem_region(r->start, r->end - r->start + 1);
clk_put(fbi->clk);
kfree(fbi);
return 0;
}
static struct platform_driver pxafb_driver = {
.probe = pxafb_probe,
.remove = pxafb_remove,
.suspend = pxafb_suspend,
.resume = pxafb_resume,
.driver = {
.owner = THIS_MODULE,
.name = "pxa2xx-fb",
},
};
@ -1809,7 +1905,13 @@ static int __init pxafb_init(void)
return platform_driver_register(&pxafb_driver);
}
static void __exit pxafb_exit(void)
{
platform_driver_unregister(&pxafb_driver);
}
module_init(pxafb_init);
module_exit(pxafb_exit);
MODULE_DESCRIPTION("loadable framebuffer driver for PXA");
MODULE_LICENSE("GPL");

2
include/asm-arm/arch-pxa/audio.h
View File

@ -12,4 +12,6 @@ typedef struct {
void *priv;
} pxa2xx_audio_ops_t;
extern void pxa_set_ac97_info(pxa2xx_audio_ops_t *ops);
#endif

50
include/asm-arm/arch-pxa/cm-x270.h
View File

@ -1,50 +0,0 @@
/*
* linux/include/asm/arch-pxa/cm-x270.h
*
* Copyright Compulab Ltd., 2003, 2007
* Mike Rapoport <mike@compulab.co.il>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/* CM-x270 device physical addresses */
#define CMX270_CS1_PHYS (PXA_CS1_PHYS)
#define MARATHON_PHYS (PXA_CS2_PHYS)
#define CMX270_IDE104_PHYS (PXA_CS3_PHYS)
#define CMX270_IT8152_PHYS (PXA_CS4_PHYS)
/* Statically mapped regions */
#define CMX270_VIRT_BASE (0xe8000000)
#define CMX270_IT8152_VIRT (CMX270_VIRT_BASE)
#define CMX270_IDE104_VIRT (CMX270_IT8152_VIRT + SZ_64M)
/* GPIO related definitions */
#define GPIO_IT8152_IRQ (22)
#define IRQ_GPIO_IT8152_IRQ IRQ_GPIO(GPIO_IT8152_IRQ)
#define PME_IRQ IRQ_GPIO(0)
#define CMX270_IDE_IRQ IRQ_GPIO(100)
#define CMX270_GPIRQ1 IRQ_GPIO(101)
#define CMX270_TOUCHIRQ IRQ_GPIO(96)
#define CMX270_ETHIRQ IRQ_GPIO(10)
#define CMX270_GFXIRQ IRQ_GPIO(95)
#define CMX270_NANDIRQ IRQ_GPIO(89)
#define CMX270_MMC_IRQ IRQ_GPIO(83)
/* PCMCIA related definitions */
#define PCC_DETECT(x) (GPLR(84 - (x)) & GPIO_bit(84 - (x)))
#define PCC_READY(x) (GPLR(82 - (x)) & GPIO_bit(82 - (x)))
#define PCMCIA_S0_CD_VALID IRQ_GPIO(84)
#define PCMCIA_S0_CD_VALID_EDGE GPIO_BOTH_EDGES
#define PCMCIA_S1_CD_VALID IRQ_GPIO(83)
#define PCMCIA_S1_CD_VALID_EDGE GPIO_BOTH_EDGES
#define PCMCIA_S0_RDYINT IRQ_GPIO(82)
#define PCMCIA_S1_RDYINT IRQ_GPIO(81)
#define PCMCIA_RESET_GPIO 53

50
include/asm-arm/arch-pxa/eseries-gpio.h Normal file
View File

@ -0,0 +1,50 @@
/*
* eseries-gpio.h
*
* Copyright (C) Ian Molton <spyro@f2s.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
/* e-series power button */
#define GPIO_ESERIES_POWERBTN 0
/* UDC GPIO definitions */
#define GPIO_E7XX_USB_DISC 13
#define GPIO_E7XX_USB_PULLUP 3
#define GPIO_E800_USB_DISC 4
#define GPIO_E800_USB_PULLUP 84
/* e740 PCMCIA GPIO definitions */
/* Note: PWR1 seems to be inverted */
#define GPIO_E740_PCMCIA_CD0 8
#define GPIO_E740_PCMCIA_CD1 44
#define GPIO_E740_PCMCIA_RDY0 11
#define GPIO_E740_PCMCIA_RDY1 6
#define GPIO_E740_PCMCIA_RST0 27
#define GPIO_E740_PCMCIA_RST1 24
#define GPIO_E740_PCMCIA_PWR0 20
#define GPIO_E740_PCMCIA_PWR1 23
/* e750 PCMCIA GPIO definitions */
#define GPIO_E750_PCMCIA_CD0 8
#define GPIO_E750_PCMCIA_RDY0 12
#define GPIO_E750_PCMCIA_RST0 27
#define GPIO_E750_PCMCIA_PWR0 20
/* e800 PCMCIA GPIO definitions */
#define GPIO_E800_PCMCIA_RST0 69
#define GPIO_E800_PCMCIA_RST1 72
#define GPIO_E800_PCMCIA_PWR0 20
#define GPIO_E800_PCMCIA_PWR1 73
/* e7xx IrDA power control */
#define GPIO_E7XX_IR_ON 38
/* ASIC related GPIOs */
#define GPIO_ESERIES_TMIO_IRQ 5
#define GPIO_E800_ANGELX_IRQ 8

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