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yaml
---
r: 258796
b: refs/heads/master
c: 499d296
h: refs/heads/master
v: v3
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Banajit Goswami authored and Kukjin Kim committed Jul 20, 2011
1 parent 2473f81 commit 1ba4af4
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Showing 3 changed files with 15 additions and 42 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 1cad6766ef113a8054a9cd36fdde3f1bbd50138a
refs/heads/master: 499d2969574d138b9f5c8bbb911027005f4f9ed9
1 change: 1 addition & 0 deletions trunk/arch/arm/mach-s5p64x0/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,7 @@ config MACH_SMDK6440
select S3C_DEV_WDT
select S3C64XX_DEV_SPI
select SAMSUNG_DEV_ADC
select SAMSUNG_DEV_BACKLIGHT
select SAMSUNG_DEV_PWM
select SAMSUNG_DEV_TS
select S5P64X0_SETUP_I2C1
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54 changes: 13 additions & 41 deletions trunk/arch/arm/mach-s5p64x0/mach-smdk6440.c
Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,7 @@
#include <plat/adc.h>
#include <plat/ts.h>
#include <plat/s5p-time.h>
#include <plat/backlight.h>

#define SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
Expand Down Expand Up @@ -91,45 +92,6 @@ static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = {
},
};

static int smdk6440_backlight_init(struct device *dev)
{
int ret;

ret = gpio_request(S5P6440_GPF(15), "Backlight");
if (ret) {
printk(KERN_ERR "failed to request GPF for PWM-OUT1\n");
return ret;
}

/* Configure GPIO pin with S5P6440_GPF15_PWM_TOUT1 */
s3c_gpio_cfgpin(S5P6440_GPF(15), S3C_GPIO_SFN(2));

return 0;
}

static void smdk6440_backlight_exit(struct device *dev)
{
s3c_gpio_cfgpin(S5P6440_GPF(15), S3C_GPIO_OUTPUT);
gpio_free(S5P6440_GPF(15));
}

static struct platform_pwm_backlight_data smdk6440_backlight_data = {
.pwm_id = 1,
.max_brightness = 255,
.dft_brightness = 255,
.pwm_period_ns = 78770,
.init = smdk6440_backlight_init,
.exit = smdk6440_backlight_exit,
};

static struct platform_device smdk6440_backlight_device = {
.name = "pwm-backlight",
.dev = {
.parent = &s3c_device_timer[1].dev,
.platform_data = &smdk6440_backlight_data,
},
};

static struct platform_device *smdk6440_devices[] __initdata = {
&s3c_device_adc,
&s3c_device_rtc,
Expand All @@ -139,8 +101,6 @@ static struct platform_device *smdk6440_devices[] __initdata = {
&s3c_device_wdt,
&samsung_asoc_dma,
&s5p6440_device_iis,
&s3c_device_timer[1],
&smdk6440_backlight_device,
};

static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = {
Expand Down Expand Up @@ -175,6 +135,16 @@ static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
.oversampling_shift = 2,
};

/* LCD Backlight data */
static struct samsung_bl_gpio_info smdk6440_bl_gpio_info = {
.no = S5P6440_GPF(15),
.func = S3C_GPIO_SFN(2),
};

static struct platform_pwm_backlight_data smdk6440_bl_data = {
.pwm_id = 1,
};

static void __init smdk6440_map_io(void)
{
s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
Expand All @@ -194,6 +164,8 @@ static void __init smdk6440_machine_init(void)
i2c_register_board_info(1, smdk6440_i2c_devs1,
ARRAY_SIZE(smdk6440_i2c_devs1));

samsung_bl_set(&smdk6440_bl_gpio_info, &smdk6440_bl_data);

platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices));
}

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