diff options
Diffstat (limited to 'drivers/gpio/gpio-rcar.c')
| -rw-r--r-- | drivers/gpio/gpio-rcar.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c index 350390c0b290..55cc61086d99 100644 --- a/drivers/gpio/gpio-rcar.c +++ b/drivers/gpio/gpio-rcar.c @@ -15,7 +15,7 @@ */ #include <linux/err.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -278,6 +278,13 @@ static void gpio_rcar_free(struct gpio_chip *chip, unsigned offset) pm_runtime_put(&p->pdev->dev); } +static int gpio_rcar_get_direction(struct gpio_chip *chip, unsigned int offset) +{ + struct gpio_rcar_priv *p = gpiochip_get_data(chip); + + return !(gpio_rcar_read(p, INOUTSEL) & BIT(offset)); +} + static int gpio_rcar_direction_input(struct gpio_chip *chip, unsigned offset) { gpio_rcar_config_general_input_output_mode(chip, offset, false); @@ -461,6 +468,7 @@ static int gpio_rcar_probe(struct platform_device *pdev) gpio_chip = &p->gpio_chip; gpio_chip->request = gpio_rcar_request; gpio_chip->free = gpio_rcar_free; + gpio_chip->get_direction = gpio_rcar_get_direction; gpio_chip->direction_input = gpio_rcar_direction_input; gpio_chip->get = gpio_rcar_get; gpio_chip->direction_output = gpio_rcar_direction_output; |