diff options
Diffstat (limited to 'drivers/pinctrl/mediatek/pinctrl-paris.c')
| -rw-r--r-- | drivers/pinctrl/mediatek/pinctrl-paris.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c index 90a432bf9fed..a23c18251965 100644 --- a/drivers/pinctrl/mediatek/pinctrl-paris.c +++ b/drivers/pinctrl/mediatek/pinctrl-paris.c @@ -769,6 +769,13 @@ static int mtk_gpio_get_direction(struct gpio_chip *chip, unsigned int gpio) if (gpio >= hw->soc->npins) return -EINVAL; + /* + * "Virtual" GPIOs are always and only used for interrupts + * Since they are only used for interrupts, they are always inputs + */ + if (mtk_is_virt_gpio(hw, gpio)) + return 1; + desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio]; err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &value); |