UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ARM: mxs: Add pwm clocks and device registration 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Sascha Hauer 2011-01-25 11:58:15 +01:00
parent 78159566b7
commit 2301dfa7be
9 changed files with 49 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/mach-mxs/Kconfig
View File

@ -8,10 +8,12 @@ config MXS_OCOTP
config SOC_IMX23
bool
select CPU_ARM926T
select HAVE_PWM
config SOC_IMX28
bool
select CPU_ARM926T
select HAVE_PWM
comment "MXS platforms:"

6
arch/arm/mach-mxs/clock-mx23.c
View File

@ -447,7 +447,11 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK(NULL, "hclk", hbus_clk)
_REGISTER_CLOCK(NULL, "usb", usb_clk)
_REGISTER_CLOCK(NULL, "audio", audio_clk)
_REGISTER_CLOCK(NULL, "pwm", pwm_clk)
_REGISTER_CLOCK("mxs-pwm.0", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.1", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.2", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.3", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.4", NULL, pwm_clk)
};
static int clk_misc_init(void)

9
arch/arm/mach-mxs/clock-mx28.c
View File

@ -622,7 +622,14 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("flexcan.1", NULL, can1_clk)
_REGISTER_CLOCK(NULL, "usb0", usb0_clk)
_REGISTER_CLOCK(NULL, "usb1", usb1_clk)
_REGISTER_CLOCK(NULL, "pwm", pwm_clk)
_REGISTER_CLOCK("mxs-pwm.0", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.1", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.2", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.3", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.4", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.5", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.6", NULL, pwm_clk)
_REGISTER_CLOCK("mxs-pwm.7", NULL, pwm_clk)
_REGISTER_CLOCK(NULL, "lradc", lradc_clk)
_REGISTER_CLOCK(NULL, "spdif", spdif_clk)
};

2
arch/arm/mach-mxs/devices-mx23.h
View File

@ -19,3 +19,5 @@ extern const struct mxs_auart_data mx23_auart_data[] __initconst;
#define mx23_add_auart(id) mxs_add_auart(&mx23_auart_data[id])
#define mx23_add_auart0() mx23_add_auart(0)
#define mx23_add_auart1() mx23_add_auart(1)
#define mx23_add_mxs_pwm(id) mxs_add_mxs_pwm(MX23_PWM_BASE_ADDR, id)

2
arch/arm/mach-mxs/devices-mx28.h
View File

@ -32,3 +32,5 @@ extern const struct mxs_flexcan_data mx28_flexcan_data[] __initconst;
mxs_add_flexcan(&mx28_flexcan_data[id], pdata)
#define mx28_add_flexcan0(pdata) mx28_add_flexcan(0, pdata)
#define mx28_add_flexcan1(pdata) mx28_add_flexcan(1, pdata)
#define mx28_add_mxs_pwm(id) mxs_add_mxs_pwm(MX28_PWM_BASE_ADDR, id)

3
arch/arm/mach-mxs/devices/Kconfig
View File

@ -11,3 +11,6 @@ config MXS_HAVE_PLATFORM_FEC
config MXS_HAVE_PLATFORM_FLEXCAN
select HAVE_CAN_FLEXCAN if CAN
bool
config MXS_HAVE_PLATFORM_MXS_PWM
bool

1
arch/arm/mach-mxs/devices/Makefile
View File

@ -2,3 +2,4 @@ obj-$(CONFIG_MXS_HAVE_AMBA_DUART) += amba-duart.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_AUART) += platform-auart.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_PWM) += platform-mxs-pwm.o

22
arch/arm/mach-mxs/devices/platform-mxs-pwm.c Normal file
View File

@ -0,0 +1,22 @@
/*
* Copyright (C) 2010 Pengutronix
* Sascha Hauer <s.hauer@pengutronix.de>
*
* 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 <asm/sizes.h>
#include <mach/devices-common.h>
struct platform_device *__init mxs_add_mxs_pwm(resource_size_t iobase, int id)
{
struct resource res = {
.flags = IORESOURCE_MEM,
};
res.start = iobase + 0x10 + 0x20 * id;
res.end = res.start + 0x1f;
return mxs_add_platform_device("mxs-pwm", id, &res, 1, NULL, 0);
}

4
arch/arm/mach-mxs/include/mach/devices-common.h
View File

@ -63,3 +63,7 @@ struct mxs_flexcan_data {
struct platform_device *__init mxs_add_flexcan(
const struct mxs_flexcan_data *data,
const struct flexcan_platform_data *pdata);
/* pwm */
struct platform_device *__init mxs_add_mxs_pwm(
resource_size_t iobase, int id);