From: Stefan Wahren Date: Thu, 19 Nov 2015 00:32:27 +0000 (+0000) Subject: pinctrl: bcm2835: Fix initial value for direction_output X-Git-Tag: v4.4-rc6~8^2~1 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4c02cba18cc9;p=karo-tx-linux.git pinctrl: bcm2835: Fix initial value for direction_output Currently the provided initial value for bcm2835_gpio_direction_output has no effect. So fix this issue by changing the value before changing the GPIO direction. As a result we need to move the function below bcm2835_gpio_set. Suggested-by: Martin Sperl Signed-off-by: Stefan Wahren Acked-by: Eric Anholt Acked-by: Stephen Warren Fixes: e1b2dc70cd5b ("pinctrl: add bcm2835 driver") Signed-off-by: Linus Walleij --- diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c index a1ea565fcd46..2e6ca69635aa 100644 --- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c +++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c @@ -342,12 +342,6 @@ static int bcm2835_gpio_get(struct gpio_chip *chip, unsigned offset) return bcm2835_gpio_get_bit(pc, GPLEV0, offset); } -static int bcm2835_gpio_direction_output(struct gpio_chip *chip, - unsigned offset, int value) -{ - return pinctrl_gpio_direction_output(chip->base + offset); -} - static void bcm2835_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { struct bcm2835_pinctrl *pc = dev_get_drvdata(chip->dev); @@ -355,6 +349,13 @@ static void bcm2835_gpio_set(struct gpio_chip *chip, unsigned offset, int value) bcm2835_gpio_set_bit(pc, value ? GPSET0 : GPCLR0, offset); } +static int bcm2835_gpio_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + bcm2835_gpio_set(chip, offset, value); + return pinctrl_gpio_direction_output(chip->base + offset); +} + static int bcm2835_gpio_to_irq(struct gpio_chip *chip, unsigned offset) { struct bcm2835_pinctrl *pc = dev_get_drvdata(chip->dev);