xref: /OK3568_Linux_fs/u-boot/drivers/video/panel-uclass.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (c) 2016 Google, Inc
3*4882a593Smuzhiyun  * Written by Simon Glass <sjg@chromium.org>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <common.h>
9*4882a593Smuzhiyun #include <dm.h>
10*4882a593Smuzhiyun #include <panel.h>
11*4882a593Smuzhiyun 
panel_enable_backlight(struct udevice * dev)12*4882a593Smuzhiyun int panel_enable_backlight(struct udevice *dev)
13*4882a593Smuzhiyun {
14*4882a593Smuzhiyun 	struct panel_ops *ops = panel_get_ops(dev);
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun 	if (!ops->enable_backlight)
17*4882a593Smuzhiyun 		return -ENOSYS;
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun 	return ops->enable_backlight(dev);
20*4882a593Smuzhiyun }
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun UCLASS_DRIVER(panel) = {
23*4882a593Smuzhiyun 	.id		= UCLASS_PANEL,
24*4882a593Smuzhiyun 	.name		= "panel",
25*4882a593Smuzhiyun };
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