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authorIgor Grinberg <grinberg@compulab.co.il>2011-05-03 17:22:09 +0200
committerTony Lindgren <tony@atomide.com>2011-05-12 11:52:06 +0200
commitbc593f5d787d0a015539e21868302fb44a47c3e3 (patch)
tree75feac78712ae08e38b678c0dae62cb75765ddb0 /arch/arm/mach-omap2/board-n8x0.c
parentomap: musb: introduce default board config (diff)
downloadlinux-bc593f5d787d0a015539e21868302fb44a47c3e3.tar.xz
linux-bc593f5d787d0a015539e21868302fb44a47c3e3.zip
arm: omap2plus: GPIO cleanup
use gpio_request_<one|array>() instead of multiple gpiolib calls, remove unneeded variables, etc. Signed-off-by: Igor Grinberg <grinberg@compulab.co.il> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/board-n8x0.c')
-rw-r--r--arch/arm/mach-omap2/board-n8x0.c28
1 files changed, 11 insertions, 17 deletions
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index e710cd9e079b..8d74318ed495 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -106,14 +106,13 @@ static void __init n8x0_usb_init(void)
static char announce[] __initdata = KERN_INFO "TUSB 6010\n";
/* PM companion chip power control pin */
- ret = gpio_request(TUSB6010_GPIO_ENABLE, "TUSB6010 enable");
+ ret = gpio_request_one(TUSB6010_GPIO_ENABLE, GPIOF_OUT_INIT_LOW,
+ "TUSB6010 enable");
if (ret != 0) {
printk(KERN_ERR "Could not get TUSB power GPIO%i\n",
TUSB6010_GPIO_ENABLE);
return;
}
- gpio_direction_output(TUSB6010_GPIO_ENABLE, 0);
-
tusb_set_power(0);
ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2,
@@ -494,8 +493,12 @@ static struct omap_mmc_platform_data mmc1_data = {
static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC];
-static void __init n8x0_mmc_init(void)
+static struct gpio n810_emmc_gpios[] __initdata = {
+ { N810_EMMC_VSD_GPIO, GPIOF_OUT_INIT_LOW, "MMC slot 2 Vddf" },
+ { N810_EMMC_VIO_GPIO, GPIOF_OUT_INIT_LOW, "MMC slot 2 Vdd" },
+};
+static void __init n8x0_mmc_init(void)
{
int err;
@@ -512,27 +515,18 @@ static void __init n8x0_mmc_init(void)
mmc1_data.slots[1].ban_openended = 1;
}
- err = gpio_request(N8X0_SLOT_SWITCH_GPIO, "MMC slot switch");
+ err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW,
+ "MMC slot switch");
if (err)
return;
- gpio_direction_output(N8X0_SLOT_SWITCH_GPIO, 0);
-
if (machine_is_nokia_n810()) {
- err = gpio_request(N810_EMMC_VSD_GPIO, "MMC slot 2 Vddf");
- if (err) {
- gpio_free(N8X0_SLOT_SWITCH_GPIO);
- return;
- }
- gpio_direction_output(N810_EMMC_VSD_GPIO, 0);
-
- err = gpio_request(N810_EMMC_VIO_GPIO, "MMC slot 2 Vdd");
+ err = gpio_request_array(n810_emmc_gpios,
+ ARRAY_SIZE(n810_emmc_gpios));
if (err) {
gpio_free(N8X0_SLOT_SWITCH_GPIO);
- gpio_free(N810_EMMC_VSD_GPIO);
return;
}
- gpio_direction_output(N810_EMMC_VIO_GPIO, 0);
}
mmc_data[0] = &mmc1_data;