diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
index 00460cb9587b753119696647844759200a1bc8c8..3c7857c71a230e12b2fc1bac6446c08af0e0c893 100644
--- a/drivers/platform/x86/asus-wmi.c
+++ b/drivers/platform/x86/asus-wmi.c
@@ -1025,6 +1025,7 @@ static int asus_wmi_backlight_init(struct asus_wmi *asus)
 		return power;
 
 	memset(&props, 0, sizeof(struct backlight_properties));
+	props.type = BACKLIGHT_PLATFORM;
 	props.max_brightness = max;
 	bd = backlight_device_register(asus->driver->name,
 				       &asus->platform_device->dev, asus,
diff --git a/drivers/platform/x86/intel_oaktrail.c b/drivers/platform/x86/intel_oaktrail.c
index e936364a609d452f18534bf02f1e57647ffde97c..7f88c7923fc6ab18ad8bc674da4ee96411bbf2fc 100644
--- a/drivers/platform/x86/intel_oaktrail.c
+++ b/drivers/platform/x86/intel_oaktrail.c
@@ -250,6 +250,7 @@ static int oaktrail_backlight_init(void)
 	struct backlight_properties props;
 
 	memset(&props, 0, sizeof(struct backlight_properties));
+	props.type = BACKLIGHT_PLATFORM;
 	props.max_brightness = OT_EC_BL_BRIGHTNESS_MAX;
 	bd = backlight_device_register(DRIVER_NAME,
 				       &oaktrail_device->dev, NULL,