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>
Tento commit je obsažen v:
Igor Grinberg
2011-05-03 18:22:09 +03:00
odevzdal Tony Lindgren
rodič 9e18630b68
revize bc593f5d78
27 změnil soubory, kde provedl 395 přidání a 698 odebrání

Zobrazit soubor

@@ -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");
err = gpio_request_array(n810_emmc_gpios,
ARRAY_SIZE(n810_emmc_gpios));
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");
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;