xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

arm: omap2plus: GPIO cleanup

Browse Source 
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>
This commit is contained in:
Igor Grinberg
2011-05-03 18:22:09 +03:00
committed by Tony Lindgren
parent 9e18630b68
commit bc593f5d78
27 changed files with 395 additions and 698 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
arch/arm/mach-omap2/gpmc-smc91x.c
View File

@@ -147,25 +147,24 @@ void __init gpmc_smc91x_init(struct omap_smc91x_platform_data *board_data)
goto free1;
}
if (gpio_request(gpmc_cfg->gpio_irq, "SMC91X irq") < 0)
if (gpio_request_one(gpmc_cfg->gpio_irq, GPIOF_IN, "SMC91X irq") < 0)
goto free1;
gpio_direction_input(gpmc_cfg->gpio_irq);
gpmc_smc91x_resources[1].start = gpio_to_irq(gpmc_cfg->gpio_irq);
if (gpmc_cfg->gpio_pwrdwn) {
ret = gpio_request(gpmc_cfg->gpio_pwrdwn, "SMC91X powerdown");
ret = gpio_request_one(gpmc_cfg->gpio_pwrdwn,
GPIOF_OUT_INIT_LOW, "SMC91X powerdown");
if (ret)
goto free2;
gpio_direction_output(gpmc_cfg->gpio_pwrdwn, 0);
}
if (gpmc_cfg->gpio_reset) {
ret = gpio_request(gpmc_cfg->gpio_reset, "SMC91X reset");
ret = gpio_request_one(gpmc_cfg->gpio_reset,
GPIOF_OUT_INIT_LOW, "SMC91X reset");
if (ret)
goto free3;
gpio_direction_output(gpmc_cfg->gpio_reset, 0);
gpio_set_value(gpmc_cfg->gpio_reset, 1);
msleep(100);
gpio_set_value(gpmc_cfg->gpio_reset, 0);