ARM: S3C6410: Add basic support for SmartQ machines

This adds new machine definitions for the SmartQ 5 and 7.

Signed-off-by: Maurus Cuelenaere <mcuelenaere@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Maurus Cuelenaere 2010-05-20 11:35:50 +02:00 committed by Ben Dooks
parent 45c8fa8784
commit a2f7bffa29
6 changed files with 803 additions and 0 deletions

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@ -180,3 +180,34 @@ config MACH_HMT
select HAVE_PWM
help
Machine support for the Airgoo HMT
config MACH_SMARTQ
bool
select CPU_S3C6410
select S3C_DEV_HSMMC
select S3C_DEV_HSMMC1
select S3C_DEV_HSMMC2
select S3C_DEV_FB
select S3C_DEV_HWMON
select S3C_DEV_RTC
select S3C_DEV_USB_HSOTG
select S3C_DEV_USB_HOST
select S3C64XX_SETUP_SDHCI
select S3C64XX_SETUP_FB_24BPP
select SAMSUNG_DEV_ADC
select SAMSUNG_DEV_TS
select HAVE_PWM
help
Shared machine support for SmartQ 5/7
config MACH_SMARTQ5
bool "SmartQ 5"
select MACH_SMARTQ
help
Machine support for the SmartQ 5
config MACH_SMARTQ7
bool "SmartQ 7"
select MACH_SMARTQ
help
Machine support for the SmartQ 7

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@ -52,6 +52,9 @@ obj-$(CONFIG_MACH_SMDK6400) += mach-smdk6400.o
obj-$(CONFIG_MACH_SMDK6410) += mach-smdk6410.o
obj-$(CONFIG_MACH_NCP) += mach-ncp.o
obj-$(CONFIG_MACH_HMT) += mach-hmt.o
obj-$(CONFIG_MACH_SMARTQ) += mach-smartq.o
obj-$(CONFIG_MACH_SMARTQ5) += mach-smartq5.o
obj-$(CONFIG_MACH_SMARTQ7) += mach-smartq7.o
# device support

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@ -0,0 +1,363 @@
/*
* linux/arch/arm/mach-s3c64xx/mach-smartq.c
*
* Copyright (C) 2010 Maurus Cuelenaere
*
* 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/delay.h>
#include <linux/fb.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pwm_backlight.h>
#include <linux/serial_core.h>
#include <linux/usb/gpio_vbus.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <mach/map.h>
#include <mach/regs-gpio.h>
#include <mach/regs-modem.h>
#include <plat/clock.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/iic.h>
#include <plat/gpio-cfg.h>
#include <plat/hwmon.h>
#include <plat/regs-serial.h>
#include <plat/udc-hs.h>
#include <plat/usb-control.h>
#include <plat/sdhci.h>
#include <plat/ts.h>
#include <video/platform_lcd.h>
#define UCON S3C2410_UCON_DEFAULT
#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
static struct s3c2410_uartcfg smartq_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
},
[2] = {
.hwport = 2,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
},
};
static void smartq_usb_host_powercontrol(int port, int to)
{
pr_debug("%s(%d, %d)\n", __func__, port, to);
if (port == 0) {
gpio_set_value(S3C64XX_GPL(0), to);
gpio_set_value(S3C64XX_GPL(1), to);
}
}
static irqreturn_t smartq_usb_host_ocirq(int irq, void *pw)
{
struct s3c2410_hcd_info *info = pw;
if (gpio_get_value(S3C64XX_GPL(10)) == 0) {
pr_debug("%s: over-current irq (oc detected)\n", __func__);
s3c2410_usb_report_oc(info, 3);
} else {
pr_debug("%s: over-current irq (oc cleared)\n", __func__);
s3c2410_usb_report_oc(info, 0);
}
return IRQ_HANDLED;
}
static void smartq_usb_host_enableoc(struct s3c2410_hcd_info *info, int on)
{
int ret;
/* This isn't present on a SmartQ 5 board */
if (machine_is_smartq5())
return;
if (on) {
ret = request_irq(gpio_to_irq(S3C64XX_GPL(10)),
smartq_usb_host_ocirq, IRQF_DISABLED |
IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
"USB host overcurrent", info);
if (ret != 0)
pr_err("failed to request usb oc irq: %d\n", ret);
} else {
free_irq(gpio_to_irq(S3C64XX_GPL(10)), info);
}
}
static struct s3c2410_hcd_info smartq_usb_host_info = {
.port[0] = {
.flags = S3C_HCDFLG_USED
},
.port[1] = {
.flags = 0
},
.power_control = smartq_usb_host_powercontrol,
.enable_oc = smartq_usb_host_enableoc,
};
static struct gpio_vbus_mach_info smartq_usb_otg_vbus_pdata = {
.gpio_vbus = S3C64XX_GPL(9),
.gpio_pullup = -1,
.gpio_vbus_inverted = true,
};
static struct platform_device smartq_usb_otg_vbus_dev = {
.name = "gpio-vbus",
.dev.platform_data = &smartq_usb_otg_vbus_pdata,
};
static int __init smartq_bl_init(struct device *dev)
{
s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2));
return 0;
}
static struct platform_pwm_backlight_data smartq_backlight_data = {
.pwm_id = 1,
.max_brightness = 1000,
.dft_brightness = 600,
.pwm_period_ns = 1000000000 / (1000 * 20),
.init = smartq_bl_init,
};
static struct platform_device smartq_backlight_device = {
.name = "pwm-backlight",
.dev = {
.parent = &s3c_device_timer[1].dev,
.platform_data = &smartq_backlight_data,
},
};
static struct s3c2410_ts_mach_info smartq_touchscreen_pdata __initdata = {
.delay = 65535,
.presc = 99,
.oversampling_shift = 4,
};
static struct s3c_sdhci_platdata smartq_internal_hsmmc_pdata = {
.max_width = 4,
/*.broken_card_detection = true,*/
};
static struct s3c_hwmon_pdata smartq_hwmon_pdata __initdata = {
/* Battery voltage (?-4.2V) */
.in[0] = &(struct s3c_hwmon_chcfg) {
.name = "smartq:battery-voltage",
.mult = 3300,
.div = 2048,
},
/* Reference voltage (1.2V) */
.in[1] = &(struct s3c_hwmon_chcfg) {
.name = "smartq:reference-voltage",
.mult = 3300,
.div = 4096,
},
};
static void smartq_lcd_power_set(struct plat_lcd_data *pd, unsigned int power)
{
gpio_direction_output(S3C64XX_GPM(3), power);
}
static struct plat_lcd_data smartq_lcd_power_data = {
.set_power = smartq_lcd_power_set,
};
static struct platform_device smartq_lcd_power_device = {
.name = "platform-lcd",
.dev.parent = &s3c_device_fb.dev,
.dev.platform_data = &smartq_lcd_power_data,
};
static struct platform_device *smartq_devices[] __initdata = {
&s3c_device_hsmmc1, /* Init iNAND first, ... */
&s3c_device_hsmmc0, /* ... then the external SD card */
&s3c_device_hsmmc2,
&s3c_device_adc,
&s3c_device_fb,
&s3c_device_hwmon,
&s3c_device_i2c0,
&s3c_device_ohci,
&s3c_device_rtc,
&s3c_device_timer[1],
&s3c_device_ts,
&s3c_device_usb_hsotg,
&smartq_backlight_device,
&smartq_lcd_power_device,
&smartq_usb_otg_vbus_dev,
};
static void __init smartq_lcd_mode_set(void)
{
u32 tmp;
/* set the LCD type */
tmp = __raw_readl(S3C64XX_SPCON);
tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
__raw_writel(tmp, S3C64XX_SPCON);
/* remove the LCD bypass */
tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
tmp &= ~MIFPCON_LCD_BYPASS;
__raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
}
static void smartq_power_off(void)
{
gpio_direction_output(S3C64XX_GPK(15), 1);
}
static int __init smartq_power_off_init(void)
{
int ret;
ret = gpio_request(S3C64XX_GPK(15), "Power control");
if (ret < 0) {
pr_err("%s: failed to get GPK15\n", __func__);
return ret;
}
/* leave power on */
gpio_direction_output(S3C64XX_GPK(15), 0);
pm_power_off = smartq_power_off;
return ret;
}
static int __init smartq_usb_host_init(void)
{
int ret;
ret = gpio_request(S3C64XX_GPL(0), "USB power control");
if (ret < 0) {
pr_err("%s: failed to get GPL0\n", __func__);
return ret;
}
ret = gpio_request(S3C64XX_GPL(1), "USB host power control");
if (ret < 0) {
pr_err("%s: failed to get GPL1\n", __func__);
goto err;
}
if (!machine_is_smartq5()) {
/* This isn't present on a SmartQ 5 board */
ret = gpio_request(S3C64XX_GPL(10), "USB host overcurrent");
if (ret < 0) {
pr_err("%s: failed to get GPL10\n", __func__);
goto err2;
}
}
/* turn power off */
gpio_direction_output(S3C64XX_GPL(0), 0);
gpio_direction_output(S3C64XX_GPL(1), 0);
if (!machine_is_smartq5())
gpio_direction_input(S3C64XX_GPL(10));
s3c_device_ohci.dev.platform_data = &smartq_usb_host_info;
return 0;
err2:
gpio_free(S3C64XX_GPL(1));
err:
gpio_free(S3C64XX_GPL(0));
return ret;
}
static int __init smartq_usb_otg_init(void)
{
clk_xusbxti.rate = 12000000;
return 0;
}
static int __init smartq_wifi_init(void)
{
int ret;
ret = gpio_request(S3C64XX_GPK(1), "wifi control");
if (ret < 0) {
pr_err("%s: failed to get GPK1\n", __func__);
return ret;
}
ret = gpio_request(S3C64XX_GPK(2), "wifi reset");
if (ret < 0) {
pr_err("%s: failed to get GPK2\n", __func__);
gpio_free(S3C64XX_GPK(1));
return ret;
}
/* turn power on */
gpio_direction_output(S3C64XX_GPK(1), 1);
/* reset device */
gpio_direction_output(S3C64XX_GPK(2), 0);
mdelay(100);
gpio_set_value(S3C64XX_GPK(2), 1);
gpio_direction_input(S3C64XX_GPK(2));
return 0;
}
static struct map_desc smartq_iodesc[] __initdata = {};
void __init smartq_map_io(void)
{
s3c64xx_init_io(smartq_iodesc, ARRAY_SIZE(smartq_iodesc));
s3c24xx_init_clocks(12000000);
s3c24xx_init_uarts(smartq_uartcfgs, ARRAY_SIZE(smartq_uartcfgs));
smartq_lcd_mode_set();
}
void __init smartq_machine_init(void)
{
s3c_i2c0_set_platdata(NULL);
s3c_hwmon_set_platdata(&smartq_hwmon_pdata);
s3c_sdhci1_set_platdata(&smartq_internal_hsmmc_pdata);
s3c_sdhci2_set_platdata(&smartq_internal_hsmmc_pdata);
s3c24xx_ts_set_platdata(&smartq_touchscreen_pdata);
WARN_ON(smartq_power_off_init());
WARN_ON(smartq_usb_host_init());
WARN_ON(smartq_usb_otg_init());
WARN_ON(smartq_wifi_init());
platform_add_devices(smartq_devices, ARRAY_SIZE(smartq_devices));
}

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@ -0,0 +1,20 @@
/*
* linux/arch/arm/mach-s3c64xx/mach-smartq.h
*
* Copyright (C) 2010 Maurus Cuelenaere
*
* 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.
*
*/
#ifndef __MACH_SMARTQ_H
#define __MACH_SMARTQ_H __FILE__
#include <linux/init.h>
extern void __init smartq_map_io(void);
extern void __init smartq_machine_init(void);
#endif /* __MACH_SMARTQ_H */

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@ -0,0 +1,185 @@
/*
* linux/arch/arm/mach-s3c64xx/mach-smartq5.c
*
* Copyright (C) 2010 Maurus Cuelenaere
*
* 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/fb.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/i2c-gpio.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/map.h>
#include <mach/regs-fb.h>
#include <mach/regs-gpio.h>
#include <mach/s3c6410.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/fb.h>
#include <plat/gpio-cfg.h>
#include "mach-smartq.h"
static void __init smartq5_lcd_setup_gpio(void)
{
gpio_request(S3C64XX_GPM(0), "LCD SCEN pin");
gpio_request(S3C64XX_GPM(1), "LCD SCL pin");
gpio_request(S3C64XX_GPM(2), "LCD SDA pin");
gpio_request(S3C64XX_GPM(3), "LCD power");
/* turn power off */
gpio_direction_output(S3C64XX_GPM(0), 1);
gpio_direction_input(S3C64XX_GPM(1));
gpio_direction_input(S3C64XX_GPM(2));
gpio_direction_output(S3C64XX_GPM(3), 0);
}
static struct i2c_gpio_platform_data smartq5_lcd_control = {
.sda_pin = S3C64XX_GPM(2),
.scl_pin = S3C64XX_GPM(1),
};
static struct platform_device smartq5_lcd_control_device = {
.name = "i2c-gpio",
.id = 1,
.dev.platform_data = &smartq5_lcd_control,
};
static struct gpio_led smartq5_leds[] __initdata = {
{
.name = "smartq5:green",
.active_low = 1,
.gpio = S3C64XX_GPN(8),
},
{
.name = "smartq5:red",
.active_low = 1,
.gpio = S3C64XX_GPN(9),
},
};
static struct gpio_led_platform_data smartq5_led_data = {
.num_leds = ARRAY_SIZE(smartq5_leds),
.leds = smartq5_leds,
};
static struct platform_device smartq5_leds_device = {
.name = "leds-gpio",
.id = -1,
.dev.platform_data = &smartq5_led_data,
};
/* Labels according to the SmartQ manual */
static struct gpio_keys_button smartq5_buttons[] = {
{
.gpio = S3C64XX_GPL(14),
.code = KEY_POWER,
.desc = "Power",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(2),
.code = KEY_KPMINUS,
.desc = "Minus",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(12),
.code = KEY_KPPLUS,
.desc = "Plus",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(15),
.code = KEY_ENTER,
.desc = "Move",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
};
static struct gpio_keys_platform_data smartq5_buttons_data = {
.buttons = smartq5_buttons,
.nbuttons = ARRAY_SIZE(smartq5_buttons),
};
static struct platform_device smartq5_buttons_device = {
.name = "gpio-keys",
.id = 0,
.num_resources = 0,
.dev = {
.platform_data = &smartq5_buttons_data,
}
};
static struct s3c_fb_pd_win smartq5_fb_win0 = {
.win_mode = {
.pixclock = 1000000000000ULL /
((40+1+216+800)*(10+1+35+480)*80),
.left_margin = 40,
.right_margin = 216,
.upper_margin = 10,
.lower_margin = 35,
.hsync_len = 1,
.vsync_len = 1,
.xres = 800,
.yres = 480,
},
.max_bpp = 32,
.default_bpp = 16,
};
static struct s3c_fb_platdata smartq5_lcd_pdata __initdata = {
.setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
.win[0] = &smartq5_fb_win0,
.vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
.vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
VIDCON1_INV_VDEN,
};
static struct platform_device *smartq5_devices[] __initdata = {
&smartq5_leds_device,
&smartq5_buttons_device,
&smartq5_lcd_control_device,
};
static void __init smartq5_machine_init(void)
{
s3c_fb_set_platdata(&smartq5_lcd_pdata);
smartq_machine_init();
smartq5_lcd_setup_gpio();
platform_add_devices(smartq5_devices, ARRAY_SIZE(smartq5_devices));
}
MACHINE_START(SMARTQ5, "SmartQ 5")
/* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
.phys_io = S3C_PA_UART & 0xfff00000,
.io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C64XX_PA_SDRAM + 0x100,
.init_irq = s3c6410_init_irq,
.map_io = smartq_map_io,
.init_machine = smartq5_machine_init,
.timer = &s3c24xx_timer,
MACHINE_END

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@ -0,0 +1,201 @@
/*
* linux/arch/arm/mach-s3c64xx/mach-smartq7.c
*
* Copyright (C) 2010 Maurus Cuelenaere
*
* 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/fb.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/i2c-gpio.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/map.h>
#include <mach/regs-fb.h>
#include <mach/regs-gpio.h>
#include <mach/s3c6410.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/fb.h>
#include <plat/gpio-cfg.h>
#include "mach-smartq.h"
static void __init smartq7_lcd_setup_gpio(void)
{
gpio_request(S3C64XX_GPM(0), "LCD CSB pin");
gpio_request(S3C64XX_GPM(3), "LCD power");
gpio_request(S3C64XX_GPM(4), "LCD power status");
/* turn power off */
gpio_direction_output(S3C64XX_GPM(0), 1);
gpio_direction_output(S3C64XX_GPM(3), 0);
gpio_direction_input(S3C64XX_GPM(4));
}
static struct i2c_gpio_platform_data smartq7_lcd_control = {
.sda_pin = S3C64XX_GPM(2),
.scl_pin = S3C64XX_GPM(1),
.sda_is_open_drain = 1,
.scl_is_open_drain = 1,
};
static struct platform_device smartq7_lcd_control_device = {
.name = "i2c-gpio",
.id = 1,
.dev.platform_data = &smartq7_lcd_control,
};
static struct gpio_led smartq7_leds[] __initdata = {
{
.name = "smartq7:red",
.active_low = 1,
.gpio = S3C64XX_GPN(8),
},
{
.name = "smartq7:green",
.active_low = 1,
.gpio = S3C64XX_GPN(9),
},
};
static struct gpio_led_platform_data smartq7_led_data = {
.num_leds = ARRAY_SIZE(smartq7_leds),
.leds = smartq7_leds,
};
static struct platform_device smartq7_leds_device = {
.name = "leds-gpio",
.id = -1,
.dev.platform_data = &smartq7_led_data,
};
/* Labels according to the SmartQ manual */
static struct gpio_keys_button smartq7_buttons[] = {
{
.gpio = S3C64XX_GPL(14),
.code = KEY_POWER,
.desc = "Power",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(2),
.code = KEY_FN,
.desc = "Function",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(3),
.code = KEY_KPMINUS,
.desc = "Minus",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(4),
.code = KEY_KPPLUS,
.desc = "Plus",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(12),
.code = KEY_ENTER,
.desc = "Enter",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
{
.gpio = S3C64XX_GPN(15),
.code = KEY_ESC,
.desc = "Cancel",
.active_low = 1,
.debounce_interval = 5,
.type = EV_KEY,
},
};
static struct gpio_keys_platform_data smartq7_buttons_data = {
.buttons = smartq7_buttons,
.nbuttons = ARRAY_SIZE(smartq7_buttons),
};
static struct platform_device smartq7_buttons_device = {
.name = "gpio-keys",
.id = 0,
.num_resources = 0,
.dev = {
.platform_data = &smartq7_buttons_data,
}
};
static struct s3c_fb_pd_win smartq7_fb_win0 = {
.win_mode = {
.pixclock = 1000000000000ULL /
((3+10+5+800)*(1+3+20+480)*80),
.left_margin = 3,
.right_margin = 5,
.upper_margin = 1,
.lower_margin = 20,
.hsync_len = 10,
.vsync_len = 3,
.xres = 800,
.yres = 480,
},
.max_bpp = 32,
.default_bpp = 16,
};
static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
.setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
.win[0] = &smartq7_fb_win0,
.vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
.vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
VIDCON1_INV_VCLK,
};
static struct platform_device *smartq7_devices[] __initdata = {
&smartq7_leds_device,
&smartq7_buttons_device,
&smartq7_lcd_control_device,
};
static void __init smartq7_machine_init(void)
{
s3c_fb_set_platdata(&smartq7_lcd_pdata);
smartq_machine_init();
smartq7_lcd_setup_gpio();
platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
}
MACHINE_START(SMARTQ7, "SmartQ 7")
/* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
.phys_io = S3C_PA_UART & 0xfff00000,
.io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C64XX_PA_SDRAM + 0x100,
.init_irq = s3c6410_init_irq,
.map_io = smartq_map_io,
.init_machine = smartq7_machine_init,
.timer = &s3c24xx_timer,
MACHINE_END