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gpio-lpc32xx: Fix value handling of gpio_direction_output()

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For GPIOs of gpio-lpc32xx, gpio_direction_output() ignores the value argument
(initial value of output). This patch fixes this by setting the level
accordingly.

Cc: [email protected]
Signed-off-by: Roland Stigge <[email protected]>
Acked-by: Alexandre Pereira da Silva <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
This commit is contained in:
Roland Stigge 2012-09-20 10:48:03 +02:00 • committed by Linus Walleij
commit b1268d3737
1 changed files with 5 additions and 0 deletions
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5
drivers/gpio/gpio-lpc32xx.c
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@ -308,6 +308,7 @@ static int lpc32xx_gpio_dir_output_p012(struct gpio_chip *chip, unsigned pin,
{
struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip);
__set_gpio_level_p012(group, pin, value);
__set_gpio_dir_p012(group, pin, 0);
return 0;
@ -318,6 +319,7 @@ static int lpc32xx_gpio_dir_output_p3(struct gpio_chip *chip, unsigned pin,
{
struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip);
__set_gpio_level_p3(group, pin, value);
__set_gpio_dir_p3(group, pin, 0);
return 0;
@ -326,6 +328,9 @@ static int lpc32xx_gpio_dir_output_p3(struct gpio_chip *chip, unsigned pin,
static int lpc32xx_gpio_dir_out_always(struct gpio_chip *chip, unsigned pin,
int value)
{
struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip);
__set_gpo_level_p3(group, pin, value);
return 0;
}