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rockchip: gpio: Read the GPIO value correctly

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This function should return 0 or 1, not a mask. Fix it.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2016-01-21 19:44:08 -07:00
parent 78a10b6656
commit 7d0c2c3feb
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/rk_gpio.c
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@@ -53,7 +53,7 @@ static int rockchip_gpio_get_value(struct udevice *dev, unsigned offset)
struct rockchip_gpio_priv *priv = dev_get_priv(dev);
struct rockchip_gpio_regs *regs = priv->regs;
return readl(&regs->ext_port) & OFFSET_TO_BIT(offset);
return readl(&regs->ext_port) & OFFSET_TO_BIT(offset) ? 1 : 0;
}
static int rockchip_gpio_set_value(struct udevice *dev, unsigned offset,