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authorKevin Hilman <khilman@linaro.org>2013-12-20 08:59:04 -0800
committerKevin Hilman <khilman@linaro.org>2013-12-20 08:59:30 -0800
commit490b929d42d2a321887f9538a83fc9f215675f15 (patch)
tree04fe7161f92c568839605f92c8f1c8730216f739 /drivers/gpio/gpio-twl4030.c
parent23621799f24c3c4e8e8dcdf5fdeb3ebd2be148f9 (diff)
parentef43eff3447f30b4a3cfc61813902c2e57c20245 (diff)
Merge branch 'efm32/soc' into next/soc
From Uwe Kleine-König: * efm32/soc: (1003 commits) ARM: device trees for Energy Micro's EFM32 Cortex-M3 SoCs ARM: new platform for Energy Micro's EFM32 Cortex-M3 SoCs +Linux 3.13-rc4 Signed-off-by: Kevin Hilman <khilman@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-twl4030.c')
-rw-r--r--drivers/gpio/gpio-twl4030.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-twl4030.c b/drivers/gpio/gpio-twl4030.c
index 0c7e891c8651..b97d6a6577b9 100644
--- a/drivers/gpio/gpio-twl4030.c
+++ b/drivers/gpio/gpio-twl4030.c
@@ -354,17 +354,18 @@ static void twl_set(struct gpio_chip *chip, unsigned offset, int value)
static int twl_direction_out(struct gpio_chip *chip, unsigned offset, int value)
{
struct gpio_twl4030_priv *priv = to_gpio_twl4030(chip);
+ int ret = -EINVAL;
mutex_lock(&priv->mutex);
if (offset < TWL4030_GPIO_MAX)
- twl4030_set_gpio_dataout(offset, value);
+ ret = twl4030_set_gpio_direction(offset, 0);
priv->direction |= BIT(offset);
mutex_unlock(&priv->mutex);
twl_set(chip, offset, value);
- return 0;
+ return ret;
}
static int twl_to_irq(struct gpio_chip *chip, unsigned offset)
@@ -435,7 +436,8 @@ static int gpio_twl4030_debounce(u32 debounce, u8 mmc_cd)
static int gpio_twl4030_remove(struct platform_device *pdev);
-static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev)
+static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev,
+ struct twl4030_gpio_platform_data *pdata)
{
struct twl4030_gpio_platform_data *omap_twl_info;
@@ -443,6 +445,9 @@ static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev)
if (!omap_twl_info)
return NULL;
+ if (pdata)
+ *omap_twl_info = *pdata;
+
omap_twl_info->use_leds = of_property_read_bool(dev->of_node,
"ti,use-leds");
@@ -500,7 +505,7 @@ no_irqs:
mutex_init(&priv->mutex);
if (node)
- pdata = of_gpio_twl4030(&pdev->dev);
+ pdata = of_gpio_twl4030(&pdev->dev, pdata);
if (pdata == NULL) {
dev_err(&pdev->dev, "Platform data is missing\n");