diff options
Diffstat (limited to 'drivers/gpio/gpio-tps68470.c')
| -rw-r--r-- | drivers/gpio/gpio-tps68470.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/gpio/gpio-tps68470.c b/drivers/gpio/gpio-tps68470.c index aaddcabe9b35..d4fbdf90e190 100644 --- a/drivers/gpio/gpio-tps68470.c +++ b/drivers/gpio/gpio-tps68470.c @@ -70,8 +70,8 @@ static int tps68470_gpio_get_direction(struct gpio_chip *gc, GPIO_LINE_DIRECTION_IN; } -static void tps68470_gpio_set(struct gpio_chip *gc, unsigned int offset, - int value) +static int tps68470_gpio_set(struct gpio_chip *gc, unsigned int offset, + int value) { struct tps68470_gpio_data *tps68470_gpio = gpiochip_get_data(gc); struct regmap *regmap = tps68470_gpio->tps68470_regmap; @@ -82,7 +82,8 @@ static void tps68470_gpio_set(struct gpio_chip *gc, unsigned int offset, offset -= TPS68470_N_REGULAR_GPIO; } - regmap_update_bits(regmap, reg, BIT(offset), value ? BIT(offset) : 0); + return regmap_update_bits(regmap, reg, BIT(offset), + value ? BIT(offset) : 0); } static int tps68470_gpio_output(struct gpio_chip *gc, unsigned int offset, @@ -90,14 +91,17 @@ static int tps68470_gpio_output(struct gpio_chip *gc, unsigned int offset, { struct tps68470_gpio_data *tps68470_gpio = gpiochip_get_data(gc); struct regmap *regmap = tps68470_gpio->tps68470_regmap; + int ret; + + /* Set the initial value */ + ret = tps68470_gpio_set(gc, offset, value); + if (ret) + return ret; /* rest are always outputs */ if (offset >= TPS68470_N_REGULAR_GPIO) return 0; - /* Set the initial value */ - tps68470_gpio_set(gc, offset, value); - return regmap_update_bits(regmap, TPS68470_GPIO_CTL_REG_A(offset), TPS68470_GPIO_MODE_MASK, TPS68470_GPIO_MODE_OUT_CMOS); |