w1: w1-gpio: claim the gpio with correct initial flag

gpio_request_by_name should be called with proper flags.
The 0 value flag is invalid, and causes bad initialization of the gpio.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>

diff --git a/drivers/w1/w1-gpio.c b/drivers/w1/w1-gpio.c
index 3b0ead6..9346f81 100644 (file)
--- a/drivers/w1/w1-gpio.c
+++ b/drivers/w1/w1-gpio.c
@@ -156,7 +156,7 @@ static int w1_gpio_of_to_plat(struct udevice *dev)
        struct w1_gpio_pdata *pdata = dev_get_plat(dev);
        int ret;
 
-       ret = gpio_request_by_name(dev, "gpios", 0, &pdata->gpio, 0);
+       ret = gpio_request_by_name(dev, "gpios", 0, &pdata->gpio, GPIOD_IS_IN);
        if (ret < 0)
                printf("Error claiming GPIO %d\n", ret);