diff --git a/drivers/gpio/pch_gpio.c b/drivers/gpio/pch_gpio.c
index 2c6af87051030b1017cc5670fcbfd2bfddad61fa..f970a5f3585e03b5395b74f32f6103d21a67128d 100644
--- a/drivers/gpio/pch_gpio.c
+++ b/drivers/gpio/pch_gpio.c
@@ -105,6 +105,7 @@ static int pch_gpio_direction_output(struct gpio_chip *gpio, unsigned nr,
 		reg_val |= (1 << nr);
 	else
 		reg_val &= ~(1 << nr);
+	iowrite32(reg_val, &chip->reg->po);
 
 	mutex_unlock(&chip->lock);