diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 252f683be3c1..e9de333c5c8a 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -1888,7 +1888,7 @@ config SND_SOC_RT5670 depends on I2C config SND_SOC_RT5677 - tristate + tristate "Realtek RT5677 Codec" depends on I2C select REGMAP_I2C select REGMAP_IRQ diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c index ac084ca008f3..73fc008d558a 100644 --- a/sound/soc/codecs/rt5677.c +++ b/sound/soc/codecs/rt5677.c @@ -6,6 +6,7 @@ * Author: Oder Chiou */ +#include #include #include #include @@ -4767,6 +4768,21 @@ static int rt5677_gpio_direction_in(struct gpio_chip *chip, unsigned offset) return rt5677_update_gpio_bits(rt5677, offset, m, v); } +static int rt5677_gpio_get_direction(struct gpio_chip *chip, unsigned int offset) +{ + struct rt5677_priv *rt5677 = gpiochip_get_data(chip); + unsigned int shift = RT5677_GPIOx_DIR_SFT + (offset % 5) * 3; + unsigned int bank = offset / 5; + unsigned int reg = bank ? RT5677_GPIO_CTRL3 : RT5677_GPIO_CTRL2; + int ret; + + ret = regmap_test_bits(rt5677->regmap, reg, BIT(shift)); + if (ret < 0) + return ret; + + return ret ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN; +} + /* * Configures the GPIO as * 0 - floating @@ -4834,6 +4850,7 @@ static int rt5677_to_irq(struct gpio_chip *chip, unsigned offset) static const struct gpio_chip rt5677_template_chip = { .label = RT5677_DRV_NAME, .owner = THIS_MODULE, + .get_direction = rt5677_gpio_get_direction, .direction_output = rt5677_gpio_direction_out, .set = rt5677_gpio_set, .direction_input = rt5677_gpio_direction_in,