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A single last pinctrl fix for the v3.15 series:

Browse Source 
the vt8500 driver was failing to update the output value
 when the combined set direction output and set value was
 executed.
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Merge tag 'pinctrl-v3.15-4' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pinctrl fix from Linus Walleij:
 "A single last pinctrl fix for the v3.15 series: the vt8500 driver was
  failing to update the output value when the combined set direction
  output and set value was executed"

* tag 'pinctrl-v3.15-4' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
  pinctrl: vt8500: Ensure value reg is updated when setting direction
This commit is contained in:
Linus Torvalds 2014-05-27 13:58:46 -07:00
commit 51d566523b
1 changed files with 12 additions and 11 deletions
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23
drivers/pinctrl/vt8500/pinctrl-wmt.c
View File

@ -523,17 +523,6 @@ static int wmt_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
return GPIOF_DIR_IN;
}
static int wmt_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
{
return pinctrl_gpio_direction_input(chip->base + offset);
}
static int wmt_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
int value)
{
return pinctrl_gpio_direction_output(chip->base + offset);
}
static int wmt_gpio_get_value(struct gpio_chip *chip, unsigned offset)
{
struct wmt_pinctrl_data *data = dev_get_drvdata(chip->dev);
@ -568,6 +557,18 @@ static void wmt_gpio_set_value(struct gpio_chip *chip, unsigned offset,
wmt_clearbits(data, reg_data_out, BIT(bit));
}
static int wmt_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
{
return pinctrl_gpio_direction_input(chip->base + offset);
}
static int wmt_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
int value)
{
wmt_gpio_set_value(chip, offset, value);
return pinctrl_gpio_direction_output(chip->base + offset);
}
static struct gpio_chip wmt_gpio_chip = {
.label = "gpio-wmt",
.owner = THIS_MODULE,