diff options
Diffstat (limited to 'drivers/gpio/gpio-twl4030.c')
-rw-r--r-- | drivers/gpio/gpio-twl4030.c | 13 |
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) | |||
354 | static int twl_direction_out(struct gpio_chip *chip, unsigned offset, int value) | 354 | static int twl_direction_out(struct gpio_chip *chip, unsigned offset, int value) |
355 | { | 355 | { |
356 | struct gpio_twl4030_priv *priv = to_gpio_twl4030(chip); | 356 | struct gpio_twl4030_priv *priv = to_gpio_twl4030(chip); |
357 | int ret = -EINVAL; | ||
357 | 358 | ||
358 | mutex_lock(&priv->mutex); | 359 | mutex_lock(&priv->mutex); |
359 | if (offset < TWL4030_GPIO_MAX) | 360 | if (offset < TWL4030_GPIO_MAX) |
360 | twl4030_set_gpio_dataout(offset, value); | 361 | ret = twl4030_set_gpio_direction(offset, 0); |
361 | 362 | ||
362 | priv->direction |= BIT(offset); | 363 | priv->direction |= BIT(offset); |
363 | mutex_unlock(&priv->mutex); | 364 | mutex_unlock(&priv->mutex); |
364 | 365 | ||
365 | twl_set(chip, offset, value); | 366 | twl_set(chip, offset, value); |
366 | 367 | ||
367 | return 0; | 368 | return ret; |
368 | } | 369 | } |
369 | 370 | ||
370 | static int twl_to_irq(struct gpio_chip *chip, unsigned offset) | 371 | 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) | |||
435 | 436 | ||
436 | static int gpio_twl4030_remove(struct platform_device *pdev); | 437 | static int gpio_twl4030_remove(struct platform_device *pdev); |
437 | 438 | ||
438 | static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev) | 439 | static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev, |
440 | struct twl4030_gpio_platform_data *pdata) | ||
439 | { | 441 | { |
440 | struct twl4030_gpio_platform_data *omap_twl_info; | 442 | struct twl4030_gpio_platform_data *omap_twl_info; |
441 | 443 | ||
@@ -443,6 +445,9 @@ static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev) | |||
443 | if (!omap_twl_info) | 445 | if (!omap_twl_info) |
444 | return NULL; | 446 | return NULL; |
445 | 447 | ||
448 | if (pdata) | ||
449 | *omap_twl_info = *pdata; | ||
450 | |||
446 | omap_twl_info->use_leds = of_property_read_bool(dev->of_node, | 451 | omap_twl_info->use_leds = of_property_read_bool(dev->of_node, |
447 | "ti,use-leds"); | 452 | "ti,use-leds"); |
448 | 453 | ||
@@ -500,7 +505,7 @@ no_irqs: | |||
500 | mutex_init(&priv->mutex); | 505 | mutex_init(&priv->mutex); |
501 | 506 | ||
502 | if (node) | 507 | if (node) |
503 | pdata = of_gpio_twl4030(&pdev->dev); | 508 | pdata = of_gpio_twl4030(&pdev->dev, pdata); |
504 | 509 | ||
505 | if (pdata == NULL) { | 510 | if (pdata == NULL) { |
506 | dev_err(&pdev->dev, "Platform data is missing\n"); | 511 | dev_err(&pdev->dev, "Platform data is missing\n"); |