gpio-lpc32xx: Fix value handling of gpio_direction_output()

commit b1268d3737c6316016026245eef276eda6b0a621 upstream.

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.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c
index 5b69480..2c40776 100644 (file)
--- a/drivers/gpio/gpio-lpc32xx.c
+++ b/drivers/gpio/gpio-lpc32xx.c
@@ -295,6 +295,7 @@ 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;
@@ -305,6 +306,7 @@ 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;
@@ -313,6 +315,9 @@ 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;
 }