renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-22 12:14:01 +08:00
Code

pinctrl: samsung: Handle GPIO request and free using pinctrl helpers

Browse Source 
This patch adds .request() and .free() operations to gpio_chip of
pinctrl-samsung driver, which call pinctrl request and free helpers to
request and free pinctrl pin along with GPIO pin.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Tomasz Figa 2014-07-02 17:41:00 +02:00 committed by Linus Walleij
parent 18c28caa17
commit 6c6ce620e0
1 changed files with 14 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/pinctrl/pinctrl-samsung.c
View File

@ -771,7 +771,8 @@ static int samsung_pinctrl_register(struct platform_device *pdev,
pin_bank = &drvdata->ctrl->pin_banks[bank];
pin_bank->grange.name = pin_bank->name;
pin_bank->grange.id = bank;
pin_bank->grange.pin_base = pin_bank->pin_base;
pin_bank->grange.pin_base = drvdata->ctrl->base
+ pin_bank->pin_base;
pin_bank->grange.base = pin_bank->gpio_chip.base;
pin_bank->grange.npins = pin_bank->gpio_chip.ngpio;
pin_bank->grange.gc = &pin_bank->gpio_chip;
@ -781,7 +782,19 @@ static int samsung_pinctrl_register(struct platform_device *pdev,
return 0;
}
static int samsung_gpio_request(struct gpio_chip *chip, unsigned offset)
{
return pinctrl_request_gpio(chip->base + offset);
}
static void samsung_gpio_free(struct gpio_chip *chip, unsigned offset)
{
pinctrl_free_gpio(chip->base + offset);
}
static const struct gpio_chip samsung_gpiolib_chip = {
.request = samsung_gpio_request,
.free = samsung_gpio_free,
.set = samsung_gpio_set,
.get = samsung_gpio_get,
.direction_input = samsung_gpio_direction_input,