1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (c) 2016 Google, Inc 4 * Written by Simon Glass <sjg@chromium.org> 5 */ 6 7 #include <common.h> 8 #include <dm.h> 9 #include <backlight.h> 10 11 int backlight_enable(struct udevice *dev) 12 { 13 const struct backlight_ops *ops = backlight_get_ops(dev); 14 15 if (!ops->enable) 16 return -ENOSYS; 17 18 return ops->enable(dev); 19 } 20 21 UCLASS_DRIVER(backlight) = { 22 .id = UCLASS_PANEL_BACKLIGHT, 23 .name = "backlight", 24 }; 25