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authorJingoo Han <jg1.han@samsung.com>2011-12-24 03:57:09 +0100
committerKukjin Kim <kgene.kim@samsung.com>2011-12-24 03:57:15 +0100
commit2f4f0b42193322987c534c928e3555e3936090e1 (patch)
tree0eb599cec62a171e83521a85ccb1087a0a096162
parentARM: SAMSUNG: Use kmemdup rather than duplicating its implementation (diff)
downloadlinux-2f4f0b42193322987c534c928e3555e3936090e1.tar.xz
linux-2f4f0b42193322987c534c928e3555e3936090e1.zip
ARM: S5PV210: Use gpio_request_one
By using gpio_request_one it is possible to set the direction and initial value in one shot. Thus, using gpio_request_one can make the code simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
-rw-r--r--arch/arm/mach-s5pv210/mach-aquila.c3
-rw-r--r--arch/arm/mach-s5pv210/mach-goni.c6
-rw-r--r--arch/arm/mach-s5pv210/mach-smdkv210.c10
3 files changed, 6 insertions, 13 deletions
diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c
index 5811a96125f0..404ac7aec3c1 100644
--- a/arch/arm/mach-s5pv210/mach-aquila.c
+++ b/arch/arm/mach-s5pv210/mach-aquila.c
@@ -595,8 +595,7 @@ static struct s3c_sdhci_platdata aquila_hsmmc2_data __initdata = {
static void aquila_setup_sdhci(void)
{
- gpio_request(AQUILA_EXT_FLASH_EN, "FLASH_EN");
- gpio_direction_output(AQUILA_EXT_FLASH_EN, 1);
+ gpio_request_one(AQUILA_EXT_FLASH_EN, GPIOF_OUT_INIT_HIGH, "FLASH_EN");
s3c_sdhci0_set_platdata(&aquila_hsmmc0_data);
s3c_sdhci1_set_platdata(&aquila_hsmmc1_data);
diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c
index 15edcae448b9..e2754e9bd6b4 100644
--- a/arch/arm/mach-s5pv210/mach-goni.c
+++ b/arch/arm/mach-s5pv210/mach-goni.c
@@ -227,8 +227,7 @@ static void __init goni_radio_init(void)
i2c1_devs[0].irq = gpio_to_irq(gpio);
gpio = S5PV210_GPJ2(5); /* XMSMDATA_5 */
- gpio_request(gpio, "FM_RST");
- gpio_direction_output(gpio, 1);
+ gpio_request_one(gpio, GPIOF_OUT_INIT_HIGH, "FM_RST");
}
/* TSP */
@@ -264,8 +263,7 @@ static void __init goni_tsp_init(void)
int gpio;
gpio = S5PV210_GPJ1(3); /* XMSMADDR_11 */
- gpio_request(gpio, "TSP_LDO_ON");
- gpio_direction_output(gpio, 1);
+ gpio_request_one(gpio, GPIOF_OUT_INIT_HIGH, "TSP_LDO_ON");
gpio_export(gpio, 0);
gpio = S5PV210_GPJ0(5); /* XMSMADDR_5 */
diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
index a9106c392398..10a4ec6989c8 100644
--- a/arch/arm/mach-s5pv210/mach-smdkv210.c
+++ b/arch/arm/mach-s5pv210/mach-smdkv210.c
@@ -153,15 +153,12 @@ static void smdkv210_lte480wv_set_power(struct plat_lcd_data *pd,
{
if (power) {
#if !defined(CONFIG_BACKLIGHT_PWM)
- gpio_request(S5PV210_GPD0(3), "GPD0");
- gpio_direction_output(S5PV210_GPD0(3), 1);
+ gpio_request_one(S5PV210_GPD0(3), GPIOF_OUT_INIT_HIGH, "GPD0");
gpio_free(S5PV210_GPD0(3));
#endif
/* fire nRESET on power up */
- gpio_request(S5PV210_GPH0(6), "GPH0");
-
- gpio_direction_output(S5PV210_GPH0(6), 1);
+ gpio_request_one(S5PV210_GPH0(6), GPIOF_OUT_INIT_HIGH, "GPH0");
gpio_set_value(S5PV210_GPH0(6), 0);
mdelay(10);
@@ -172,8 +169,7 @@ static void smdkv210_lte480wv_set_power(struct plat_lcd_data *pd,
gpio_free(S5PV210_GPH0(6));
} else {
#if !defined(CONFIG_BACKLIGHT_PWM)
- gpio_request(S5PV210_GPD0(3), "GPD0");
- gpio_direction_output(S5PV210_GPD0(3), 0);
+ gpio_request_one(S5PV210_GPD0(3), GPIOF_OUT_INIT_LOW, "GPD0");
gpio_free(S5PV210_GPD0(3));
#endif
}