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path: root/drivers/gpio/gpio-rcar.c
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Diffstat (limited to 'drivers/gpio/gpio-rcar.c')
-rw-r--r--drivers/gpio/gpio-rcar.c10
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;