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gpio: ath79: Fix the logic to clear offset bit of AR71XX_GPIO_REG_OE register 

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Alban Bedel <albeu@free.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2015-12-08 23:01:07 +08:00 committed by Linus Walleij
parent 527e9316f8
commit 3a57e74162
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/gpio-ath79.c
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@ -113,7 +113,7 @@ static int ar934x_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
__raw_writel(BIT(offset), ctrl->base + AR71XX_GPIO_REG_CLEAR);
__raw_writel(
__raw_readl(ctrl->base + AR71XX_GPIO_REG_OE) & BIT(offset),
__raw_readl(ctrl->base + AR71XX_GPIO_REG_OE) & ~BIT(offset),
ctrl->base + AR71XX_GPIO_REG_OE);
spin_unlock_irqrestore(&ctrl->lock, flags);