pwm-backlight: Fix bogus request for GPIO#0 when instantiated from DT

[firefly-linux-kernel-4.4.55.git] / drivers / video / backlight / pwm_bl.c

diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index d7a3d13e72ec3900232c34ab35d121eadfff2683..b85983e97f0afbc70665d1aa134d5b182e25976e 100644 (file)
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -173,6 +173,7 @@ static int pwm_backlight_parse_dt(struct device *dev,
                data->max_brightness--;
        }
 
+       data->enable_gpio = -EINVAL;
        return 0;
 }