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authorAxel Lin <axel.lin@ingics.com>2014-03-25 10:43:33 +0800
committerLinus Walleij <linus.walleij@linaro.org>2014-03-27 10:17:32 +0100
commitc9e8dbadb0528d872c5734858dbf76aa4cb31df9 (patch)
tree70b7f8fedeba8972e4dbb2fd761044b32f6728f8 /drivers/gpio
parenta585f87c863e4e1d496459d382b802bf5ebe3717 (diff)
downloadop-kernel-dev-c9e8dbadb0528d872c5734858dbf76aa4cb31df9.zip
op-kernel-dev-c9e8dbadb0528d872c5734858dbf76aa4cb31df9.tar.gz
gpio: moxart: Avoid forward declaration
Slightly adjust the code to avoid forward declaration as we need to call moxart_gpio_set() in moxart_gpio_direction_output() to properly set the output state. Signed-off-by: Axel Lin <axel.lin@ingics.com> Reviewed-by: Alexandre Courbot <acourbot@nvidia.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-moxart.c39
1 files changed, 19 insertions, 20 deletions
diff --git a/drivers/gpio/gpio-moxart.c b/drivers/gpio/gpio-moxart.c
index 2af9900..a19a14d 100644
--- a/drivers/gpio/gpio-moxart.c
+++ b/drivers/gpio/gpio-moxart.c
@@ -48,25 +48,6 @@ static void moxart_gpio_free(struct gpio_chip *chip, unsigned offset)
pinctrl_free_gpio(offset);
}
-static int moxart_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
-{
- struct moxart_gpio_chip *gc = to_moxart_gpio(chip);
- void __iomem *ioaddr = gc->base + GPIO_PIN_DIRECTION;
-
- writel(readl(ioaddr) & ~BIT(offset), ioaddr);
- return 0;
-}
-
-static int moxart_gpio_direction_output(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- struct moxart_gpio_chip *gc = to_moxart_gpio(chip);
- void __iomem *ioaddr = gc->base + GPIO_PIN_DIRECTION;
-
- writel(readl(ioaddr) | BIT(offset), ioaddr);
- return 0;
-}
-
static void moxart_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
struct moxart_gpio_chip *gc = to_moxart_gpio(chip);
@@ -78,7 +59,6 @@ static void moxart_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
else
reg = reg & ~BIT(offset);
-
writel(reg, ioaddr);
}
@@ -93,6 +73,25 @@ static int moxart_gpio_get(struct gpio_chip *chip, unsigned offset)
return !!(readl(gc->base + GPIO_DATA_IN) & BIT(offset));
}
+static int moxart_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
+{
+ struct moxart_gpio_chip *gc = to_moxart_gpio(chip);
+ void __iomem *ioaddr = gc->base + GPIO_PIN_DIRECTION;
+
+ writel(readl(ioaddr) & ~BIT(offset), ioaddr);
+ return 0;
+}
+
+static int moxart_gpio_direction_output(struct gpio_chip *chip,
+ unsigned offset, int value)
+{
+ struct moxart_gpio_chip *gc = to_moxart_gpio(chip);
+ void __iomem *ioaddr = gc->base + GPIO_PIN_DIRECTION;
+
+ writel(readl(ioaddr) | BIT(offset), ioaddr);
+ return 0;
+}
+
static struct gpio_chip moxart_template_chip = {
.label = "moxart-gpio",
.request = moxart_gpio_request,
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