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Commit 22ce4464 authored by Axel Lin's avatar Axel Lin Committed by Linus Walleij
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gpio: pl061: Add pl061_gpio_free() 



commit 39b70ee0 "gpio: pl061: bind pinctrl by gpio request"
adds pl061_gpio_request() to request pinctrl.
Thus we need to add corresponding pl061_gpio_free() to free the pin.

Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 8b0ef258

drivers/gpio/gpio-pl061.c

+8 −0
Original line number Diff line number Diff line
@@ -72,6 +72,13 @@ static int pl061_gpio_request(struct gpio_chip *chip, unsigned offset) 
	return pinctrl_request_gpio(gpio);

}



static void pl061_gpio_free(struct gpio_chip *chip, unsigned offset)

{

	int gpio = chip->base + offset;



	pinctrl_free_gpio(gpio);

}



static int pl061_direction_input(struct gpio_chip *gc, unsigned offset)

{

	struct pl061_gpio *chip = container_of(gc, struct pl061_gpio, gc);
@@ -287,6 +294,7 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id) 
	spin_lock_init(&chip->lock);



	chip->gc.request = pl061_gpio_request;

	chip->gc.free = pl061_gpio_free;

	chip->gc.direction_input = pl061_direction_input;

	chip->gc.direction_output = pl061_direction_output;

	chip->gc.get = pl061_get_value;