Linux Kernel iMX6
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

820 lines
19 KiB

/*
* Copyright (c) 2006-2009 Victor Chukhantsev, Denis Grigoriev,
* Copyright (c) 2007-2010 Vasily Khoruzhick
*
* based on smdk2440 written by Ben Dooks
*
* 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/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/memblock.h>
#include <linux/delay.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/serial_core.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/device.h>
#include <linux/pda_power.h>
#include <linux/pwm_backlight.h>
#include <linux/pwm.h>
#include <linux/s3c_adc_battery.h>
#include <linux/leds.h>
#include <linux/i2c.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mmc/host.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <linux/platform_data/i2c-s3c2410.h>
#include <linux/platform_data/mmc-s3cmci.h>
#include <linux/platform_data/mtd-nand-s3c2410.h>
#include <linux/platform_data/touchscreen-s3c2410.h>
#include <linux/platform_data/usb-s3c2410_udc.h>
#include <sound/uda1380.h>
#include <mach/fb.h>
#include <mach/regs-gpio.h>
#include <mach/regs-lcd.h>
#include <mach/gpio-samsung.h>
#include <plat/clock.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/pm.h>
#include <plat/regs-serial.h>
#include <plat/samsung-time.h>
#include "common.h"
#include "h1940.h"
#define LCD_PWM_PERIOD 192960
#define LCD_PWM_DUTY 127353
static struct map_desc rx1950_iodesc[] __initdata = {
};
static struct s3c2410_uartcfg rx1950_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
.clk_sel = S3C2410_UCON_CLKSEL3,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
.clk_sel = S3C2410_UCON_CLKSEL3,
},
/* IR port */
[2] = {
.hwport = 2,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x43,
.ufcon = 0xf1,
.clk_sel = S3C2410_UCON_CLKSEL3,
},
};
static struct s3c2410fb_display rx1950_display = {
.type = S3C2410_LCDCON1_TFT,
.width = 240,
.height = 320,
.xres = 240,
.yres = 320,
.bpp = 16,
.pixclock = 260000,
.left_margin = 10,
.right_margin = 20,
.hsync_len = 10,
.upper_margin = 2,
.lower_margin = 2,
.vsync_len = 2,
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVCLK |
S3C2410_LCDCON5_INVVLINE |
S3C2410_LCDCON5_INVVFRAME |
S3C2410_LCDCON5_HWSWP |
(0x02 << 13) |
(0x02 << 15),
};
static int power_supply_init(struct device *dev)
{
return gpio_request(S3C2410_GPF(2), "cable plugged");
}
static int rx1950_is_ac_online(void)
{
return !gpio_get_value(S3C2410_GPF(2));
}
static void power_supply_exit(struct device *dev)
{
gpio_free(S3C2410_GPF(2));
}
static char *rx1950_supplicants[] = {
"main-battery"
};
static struct pda_power_pdata power_supply_info = {
.init = power_supply_init,
.is_ac_online = rx1950_is_ac_online,
.exit = power_supply_exit,
.supplied_to = rx1950_supplicants,
.num_supplicants = ARRAY_SIZE(rx1950_supplicants),
};
static struct resource power_supply_resources[] = {
[0] = DEFINE_RES_NAMED(IRQ_EINT2, 1, "ac", IORESOURCE_IRQ \
| IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE),
};
static struct platform_device power_supply = {
.name = "pda-power",
.id = -1,
.dev = {
.platform_data =
&power_supply_info,
},
.resource = power_supply_resources,
.num_resources = ARRAY_SIZE(power_supply_resources),
};
static const struct s3c_adc_bat_thresh bat_lut_noac[] = {
{ .volt = 4100, .cur = 156, .level = 100},
{ .volt = 4050, .cur = 156, .level = 95},
{ .volt = 4025, .cur = 141, .level = 90},
{ .volt = 3995, .cur = 144, .level = 85},
{ .volt = 3957, .cur = 162, .level = 80},
{ .volt = 3931, .cur = 147, .level = 75},
{ .volt = 3902, .cur = 147, .level = 70},
{ .volt = 3863, .cur = 153, .level = 65},
{ .volt = 3838, .cur = 150, .level = 60},
{ .volt = 3800, .cur = 153, .level = 55},
{ .volt = 3765, .cur = 153, .level = 50},
{ .volt = 3748, .cur = 172, .level = 45},
{ .volt = 3740, .cur = 153, .level = 40},
{ .volt = 3714, .cur = 175, .level = 35},
{ .volt = 3710, .cur = 156, .level = 30},
{ .volt = 3963, .cur = 156, .level = 25},
{ .volt = 3672, .cur = 178, .level = 20},
{ .volt = 3651, .cur = 178, .level = 15},
{ .volt = 3629, .cur = 178, .level = 10},
{ .volt = 3612, .cur = 162, .level = 5},
{ .volt = 3605, .cur = 162, .level = 0},
};
static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
{ .volt = 4200, .cur = 0, .level = 100},
{ .volt = 4190, .cur = 0, .level = 99},
{ .volt = 4178, .cur = 0, .level = 95},
{ .volt = 4110, .cur = 0, .level = 70},
{ .volt = 4076, .cur = 0, .level = 65},
{ .volt = 4046, .cur = 0, .level = 60},
{ .volt = 4021, .cur = 0, .level = 55},
{ .volt = 3999, .cur = 0, .level = 50},
{ .volt = 3982, .cur = 0, .level = 45},
{ .volt = 3965, .cur = 0, .level = 40},
{ .volt = 3957, .cur = 0, .level = 35},
{ .volt = 3948, .cur = 0, .level = 30},
{ .volt = 3936, .cur = 0, .level = 25},
{ .volt = 3927, .cur = 0, .level = 20},
{ .volt = 3906, .cur = 0, .level = 15},
{ .volt = 3880, .cur = 0, .level = 10},
{ .volt = 3829, .cur = 0, .level = 5},
{ .volt = 3820, .cur = 0, .level = 0},
};
static int rx1950_bat_init(void)
{
int ret;
ret = gpio_request(S3C2410_GPJ(2), "rx1950-charger-enable-1");
if (ret)
goto err_gpio1;
ret = gpio_request(S3C2410_GPJ(3), "rx1950-charger-enable-2");
if (ret)
goto err_gpio2;
return 0;
err_gpio2:
gpio_free(S3C2410_GPJ(2));
err_gpio1:
return ret;
}
static void rx1950_bat_exit(void)
{
gpio_free(S3C2410_GPJ(2));
gpio_free(S3C2410_GPJ(3));
}
static void rx1950_enable_charger(void)
{
gpio_direction_output(S3C2410_GPJ(2), 1);
gpio_direction_output(S3C2410_GPJ(3), 1);
}
static void rx1950_disable_charger(void)
{
gpio_direction_output(S3C2410_GPJ(2), 0);
gpio_direction_output(S3C2410_GPJ(3), 0);
}
static DEFINE_SPINLOCK(rx1950_blink_spin);
static int rx1950_led_blink_set(unsigned gpio, int state,
unsigned long *delay_on, unsigned long *delay_off)
{
int blink_gpio, check_gpio;
switch (gpio) {
case S3C2410_GPA(6):
blink_gpio = S3C2410_GPA(4);
check_gpio = S3C2410_GPA(3);
break;
case S3C2410_GPA(7):
blink_gpio = S3C2410_GPA(3);
check_gpio = S3C2410_GPA(4);
break;
default:
return -EINVAL;
break;
}
if (delay_on && delay_off && !*delay_on && !*delay_off)
*delay_on = *delay_off = 500;
spin_lock(&rx1950_blink_spin);
switch (state) {
case GPIO_LED_NO_BLINK_LOW:
case GPIO_LED_NO_BLINK_HIGH:
if (!gpio_get_value(check_gpio))
gpio_set_value(S3C2410_GPJ(6), 0);
gpio_set_value(blink_gpio, 0);
gpio_set_value(gpio, state);
break;
case GPIO_LED_BLINK:
gpio_set_value(gpio, 0);
gpio_set_value(S3C2410_GPJ(6), 1);
gpio_set_value(blink_gpio, 1);
break;
}
spin_unlock(&rx1950_blink_spin);
return 0;
}
static struct gpio_led rx1950_leds_desc[] = {
{
.name = "Green",
.default_trigger = "main-battery-full",
.gpio = S3C2410_GPA(6),
.retain_state_suspended = 1,
},
{
.name = "Red",
.default_trigger
= "main-battery-charging-blink-full-solid",
.gpio = S3C2410_GPA(7),
.retain_state_suspended = 1,
},
{
.name = "Blue",
.default_trigger = "rx1950-acx-mem",
.gpio = S3C2410_GPA(11),
.retain_state_suspended = 1,
},
};
static struct gpio_led_platform_data rx1950_leds_pdata = {
.num_leds = ARRAY_SIZE(rx1950_leds_desc),
.leds = rx1950_leds_desc,
.gpio_blink_set = rx1950_led_blink_set,
};
static struct platform_device rx1950_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &rx1950_leds_pdata,
},
};
static struct s3c_adc_bat_pdata rx1950_bat_cfg = {
.init = rx1950_bat_init,
.exit = rx1950_bat_exit,
.enable_charger = rx1950_enable_charger,
.disable_charger = rx1950_disable_charger,
.gpio_charge_finished = S3C2410_GPF(3),
.lut_noac = bat_lut_noac,
.lut_noac_cnt = ARRAY_SIZE(bat_lut_noac),
.lut_acin = bat_lut_acin,
.lut_acin_cnt = ARRAY_SIZE(bat_lut_acin),
.volt_channel = 0,
.current_channel = 1,
.volt_mult = 4235,
.current_mult = 2900,
.internal_impedance = 200,
};
static struct platform_device rx1950_battery = {
.name = "s3c-adc-battery",
.id = -1,
.dev = {
.parent = &s3c_device_adc.dev,
.platform_data = &rx1950_bat_cfg,
},
};
static struct s3c2410fb_mach_info rx1950_lcd_cfg = {
.displays = &rx1950_display,
.num_displays = 1,
.default_display = 0,
.lpcsel = 0x02,
.gpccon = 0xaa9556a9,
.gpccon_mask = 0xffc003fc,
.gpcup = 0x0000ffff,
.gpcup_mask = 0xffffffff,
.gpdcon = 0xaa90aaa1,
.gpdcon_mask = 0xffc0fff0,
.gpdup = 0x0000fcfd,
.gpdup_mask = 0xffffffff,
};
static struct pwm_device *lcd_pwm;
static void rx1950_lcd_power(int enable)
{
int i;
static int enabled;
if (enabled == enable)
return;
if (!enable) {
/* GPC11-GPC15->OUTPUT */
for (i = 11; i < 16; i++)
gpio_direction_output(S3C2410_GPC(i), 1);
/* Wait a bit here... */
mdelay(100);
/* GPD2-GPD7->OUTPUT */
/* GPD11-GPD15->OUTPUT */
/* GPD2-GPD7->1, GPD11-GPD15->1 */
for (i = 2; i < 8; i++)
gpio_direction_output(S3C2410_GPD(i), 1);
for (i = 11; i < 16; i++)
gpio_direction_output(S3C2410_GPD(i), 1);
/* Wait a bit here...*/
mdelay(100);
/* GPB0->OUTPUT, GPB0->0 */
gpio_direction_output(S3C2410_GPB(0), 0);
/* GPC1-GPC4->OUTPUT, GPC1-4->0 */
for (i = 1; i < 5; i++)
gpio_direction_output(S3C2410_GPC(i), 0);
/* GPC15-GPC11->0 */
for (i = 11; i < 16; i++)
gpio_direction_output(S3C2410_GPC(i), 0);
/* GPD15-GPD11->0, GPD2->GPD7->0 */
for (i = 11; i < 16; i++)
gpio_direction_output(S3C2410_GPD(i), 0);
for (i = 2; i < 8; i++)
gpio_direction_output(S3C2410_GPD(i), 0);
/* GPC6->0, GPC7->0, GPC5->0 */
gpio_direction_output(S3C2410_GPC(6), 0);
gpio_direction_output(S3C2410_GPC(7), 0);
gpio_direction_output(S3C2410_GPC(5), 0);
/* GPB1->OUTPUT, GPB1->0 */
gpio_direction_output(S3C2410_GPB(1), 0);
pwm_config(lcd_pwm, 0, LCD_PWM_PERIOD);
pwm_disable(lcd_pwm);
/* GPC0->0, GPC10->0 */
gpio_direction_output(S3C2410_GPC(0), 0);
gpio_direction_output(S3C2410_GPC(10), 0);
} else {
pwm_config(lcd_pwm, LCD_PWM_DUTY, LCD_PWM_PERIOD);
pwm_enable(lcd_pwm);
gpio_direction_output(S3C2410_GPC(0), 1);
gpio_direction_output(S3C2410_GPC(5), 1);
s3c_gpio_cfgpin(S3C2410_GPB(1), S3C2410_GPB1_TOUT1);
gpio_direction_output(S3C2410_GPC(7), 1);
for (i = 1; i < 5; i++)
s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2));
for (i = 11; i < 16; i++)
s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2));
for (i = 2; i < 8; i++)
s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2));
for (i = 11; i < 16; i++)
s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2));
gpio_direction_output(S3C2410_GPC(10), 1);
gpio_direction_output(S3C2410_GPC(6), 1);
}
enabled = enable;
}
static void rx1950_bl_power(int enable)
{
static int enabled;
if (enabled == enable)
return;
if (!enable) {
gpio_direction_output(S3C2410_GPB(0), 0);
} else {
/* LED driver need a "push" to power on */
gpio_direction_output(S3C2410_GPB(0), 1);
/* Warm up backlight for one period of PWM.
* Without this trick its almost impossible to
* enable backlight with low brightness value
*/
ndelay(48000);
s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0);
}
enabled = enable;
}
static int rx1950_backlight_init(struct device *dev)
{
WARN_ON(gpio_request(S3C2410_GPB(0), "Backlight"));
lcd_pwm = pwm_request(1, "RX1950 LCD");
if (IS_ERR(lcd_pwm)) {
dev_err(dev, "Unable to request PWM for LCD power!\n");
return PTR_ERR(lcd_pwm);
}
rx1950_lcd_power(1);
rx1950_bl_power(1);
return 0;
}
static void rx1950_backlight_exit(struct device *dev)
{
rx1950_bl_power(0);
rx1950_lcd_power(0);
pwm_free(lcd_pwm);
gpio_free(S3C2410_GPB(0));
}
static int rx1950_backlight_notify(struct device *dev, int brightness)
{
if (!brightness) {
rx1950_bl_power(0);
rx1950_lcd_power(0);
} else {
rx1950_lcd_power(1);
rx1950_bl_power(1);
}
return brightness;
}
static struct platform_pwm_backlight_data rx1950_backlight_data = {
.pwm_id = 0,
.max_brightness = 24,
.dft_brightness = 4,
.pwm_period_ns = 48000,
.enable_gpio = -1,
.init = rx1950_backlight_init,
.notify = rx1950_backlight_notify,
.exit = rx1950_backlight_exit,
};
static struct platform_device rx1950_backlight = {
.name = "pwm-backlight",
.dev = {
.parent = &samsung_device_pwm.dev,
.platform_data = &rx1950_backlight_data,
},
};
static void rx1950_set_mmc_power(unsigned char power_mode, unsigned short vdd)
{
switch (power_mode) {
case MMC_POWER_OFF:
gpio_direction_output(S3C2410_GPJ(1), 0);
break;
case MMC_POWER_UP:
case MMC_POWER_ON:
gpio_direction_output(S3C2410_GPJ(1), 1);
break;
default:
break;
}
}
static struct s3c24xx_mci_pdata rx1950_mmc_cfg __initdata = {
.gpio_detect = S3C2410_GPF(5),
.gpio_wprotect = S3C2410_GPH(8),
.set_power = rx1950_set_mmc_power,
.ocr_avail = MMC_VDD_32_33,
};
static struct mtd_partition rx1950_nand_part[] = {
[0] = {
.name = "Boot0",
.offset = 0,
.size = 0x4000,
.mask_flags = MTD_WRITEABLE,
},
[1] = {
.name = "Boot1",
.offset = MTDPART_OFS_APPEND,
.size = 0x40000,
.mask_flags = MTD_WRITEABLE,
},
[2] = {
.name = "Kernel",
.offset = MTDPART_OFS_APPEND,
.size = 0x300000,
.mask_flags = 0,
},
[3] = {
.name = "Filesystem",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
.mask_flags = 0,
},
};
static struct s3c2410_nand_set rx1950_nand_sets[] = {
[0] = {
.name = "Internal",
.nr_chips = 1,
.nr_partitions = ARRAY_SIZE(rx1950_nand_part),
.partitions = rx1950_nand_part,
},
};
static struct s3c2410_platform_nand rx1950_nand_info = {
.tacls = 25,
.twrph0 = 50,
.twrph1 = 15,
.nr_sets = ARRAY_SIZE(rx1950_nand_sets),
.sets = rx1950_nand_sets,
};
static struct s3c2410_udc_mach_info rx1950_udc_cfg __initdata = {
.vbus_pin = S3C2410_GPG(5),
.vbus_pin_inverted = 1,
.pullup_pin = S3C2410_GPJ(5),
};
static struct s3c2410_ts_mach_info rx1950_ts_cfg __initdata = {
.delay = 10000,
.presc = 49,
.oversampling_shift = 3,
};
static struct gpio_keys_button rx1950_gpio_keys_table[] = {
{
.code = KEY_POWER,
.gpio = S3C2410_GPF(0),
.active_low = 1,
.desc = "Power button",
.wakeup = 1,
},
{
.code = KEY_F5,
.gpio = S3C2410_GPF(7),
.active_low = 1,
.desc = "Record button",
},
{
.code = KEY_F1,
.gpio = S3C2410_GPG(0),
.active_low = 1,
.desc = "Calendar button",
},
{
.code = KEY_F2,
.gpio = S3C2410_GPG(2),
.active_low = 1,
.desc = "Contacts button",
},
{
.code = KEY_F3,
.gpio = S3C2410_GPG(3),
.active_low = 1,
.desc = "Mail button",
},
{
.code = KEY_F4,
.gpio = S3C2410_GPG(7),
.active_low = 1,
.desc = "WLAN button",
},
{
.code = KEY_LEFT,
.gpio = S3C2410_GPG(10),
.active_low = 1,
.desc = "Left button",
},
{
.code = KEY_RIGHT,
.gpio = S3C2410_GPG(11),
.active_low = 1,
.desc = "Right button",
},
{
.code = KEY_UP,
.gpio = S3C2410_GPG(4),
.active_low = 1,
.desc = "Up button",
},
{
.code = KEY_DOWN,
.gpio = S3C2410_GPG(6),
.active_low = 1,
.desc = "Down button",
},
{
.code = KEY_ENTER,
.gpio = S3C2410_GPG(9),
.active_low = 1,
.desc = "Ok button"
},
};
static struct gpio_keys_platform_data rx1950_gpio_keys_data = {
.buttons = rx1950_gpio_keys_table,
.nbuttons = ARRAY_SIZE(rx1950_gpio_keys_table),
};
static struct platform_device rx1950_device_gpiokeys = {
.name = "gpio-keys",
.dev.platform_data = &rx1950_gpio_keys_data,
};
static struct uda1380_platform_data uda1380_info = {
.gpio_power = S3C2410_GPJ(0),
.gpio_reset = S3C2410_GPD(0),
.dac_clk = UDA1380_DAC_CLK_SYSCLK,
};
static struct i2c_board_info rx1950_i2c_devices[] = {
{
I2C_BOARD_INFO("uda1380", 0x1a),
.platform_data = &uda1380_info,
},
};
static struct platform_device *rx1950_devices[] __initdata = {
&s3c_device_lcd,
&s3c_device_wdt,
&s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_usbgadget,
&s3c_device_rtc,
&s3c_device_nand,
&s3c_device_sdi,
&s3c_device_adc,
&s3c_device_ts,
&samsung_device_pwm,
&rx1950_backlight,
&rx1950_device_gpiokeys,
&power_supply,
&rx1950_battery,
&rx1950_leds,
};
static struct clk *rx1950_clocks[] __initdata = {
&s3c24xx_clkout0,
&s3c24xx_clkout1,
};
static void __init rx1950_map_io(void)
{
s3c24xx_clkout0.parent = &clk_h;
s3c24xx_clkout1.parent = &clk_f;
s3c24xx_register_clocks(rx1950_clocks, ARRAY_SIZE(rx1950_clocks));
s3c24xx_init_io(rx1950_iodesc, ARRAY_SIZE(rx1950_iodesc));
s3c24xx_init_clocks(16934000);
s3c24xx_init_uarts(rx1950_uartcfgs, ARRAY_SIZE(rx1950_uartcfgs));
samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
/* setup PM */
#ifdef CONFIG_PM_H1940
memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 8);
#endif
s3c_pm_init();
}
static void __init rx1950_init_machine(void)
{
int i;
s3c24xx_fb_set_platdata(&rx1950_lcd_cfg);
s3c24xx_udc_set_platdata(&rx1950_udc_cfg);
s3c24xx_ts_set_platdata(&rx1950_ts_cfg);
s3c24xx_mci_set_platdata(&rx1950_mmc_cfg);
s3c_i2c0_set_platdata(NULL);
s3c_nand_set_platdata(&rx1950_nand_info);
/* Turn off suspend on both USB ports, and switch the
* selectable USB port to USB device mode. */
s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
S3C2410_MISCCR_USBSUSPND0 |
S3C2410_MISCCR_USBSUSPND1, 0x0);
/* mmc power is disabled by default */
WARN_ON(gpio_request(S3C2410_GPJ(1), "MMC power"));
gpio_direction_output(S3C2410_GPJ(1), 0);
for (i = 0; i < 8; i++)
WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power"));
for (i = 10; i < 16; i++)
WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power"));
for (i = 2; i < 8; i++)
WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power"));
for (i = 11; i < 16; i++)
WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power"));
WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power"));
WARN_ON(gpio_request(S3C2410_GPA(3), "Red blink"));
WARN_ON(gpio_request(S3C2410_GPA(4), "Green blink"));
WARN_ON(gpio_request(S3C2410_GPJ(6), "LED blink"));
gpio_direction_output(S3C2410_GPA(3), 0);
gpio_direction_output(S3C2410_GPA(4), 0);
gpio_direction_output(S3C2410_GPJ(6), 0);
platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices));
i2c_register_board_info(0, rx1950_i2c_devices,
ARRAY_SIZE(rx1950_i2c_devices));
}
/* H1940 and RX3715 need to reserve this for suspend */
static void __init rx1950_reserve(void)
{
memblock_reserve(0x30003000, 0x1000);
memblock_reserve(0x30081000, 0x1000);
}
MACHINE_START(RX1950, "HP iPAQ RX1950")
/* Maintainers: Vasily Khoruzhick */
.atag_offset = 0x100,
.map_io = rx1950_map_io,
.reserve = rx1950_reserve,
.init_irq = s3c2442_init_irq,
.init_machine = rx1950_init_machine,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,
MACHINE_END