1/*
 2 * Copyright 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>
 3 *
 4 * display timings of helpers
 5 *
 6 * This file is released under the GPLv2
 7 */
 8
 9#ifndef __LINUX_OF_DISPLAY_TIMING_H
10#define __LINUX_OF_DISPLAY_TIMING_H
11
12struct device_node;
13struct display_timing;
14struct display_timings;
15
16#define OF_USE_NATIVE_MODE -1
17
18#ifdef CONFIG_OF
19int of_get_display_timing(const struct device_node *np, const char *name,
20		struct display_timing *dt);
21struct display_timings *of_get_display_timings(const struct device_node *np);
22#else
23static inline int of_get_display_timing(const struct device_node *np,
24		const char *name, struct display_timing *dt)
25{
26	return -ENOSYS;
27}
28static inline struct display_timings *
29of_get_display_timings(const struct device_node *np)
30{
31	return NULL;
32}
33#endif
34
35#endif