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Steffen Trumtrarcc3f4142012-10-04 15:32:52 +02001/*
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;
Fabio Estevamd22cd302013-06-26 10:34:25 -030013struct display_timing;
Steffen Trumtrarcc3f4142012-10-04 15:32:52 +020014struct display_timings;
15
16#define OF_USE_NATIVE_MODE -1
17
Tomi Valkeinen422b67e2014-10-06 15:03:57 +030018#ifdef CONFIG_OF
Tomi Valkeinenffa3fd22013-05-16 15:36:38 +030019int of_get_display_timing(struct device_node *np, const char *name,
20 struct display_timing *dt);
Steffen Trumtrarcc3f4142012-10-04 15:32:52 +020021struct display_timings *of_get_display_timings(struct device_node *np);
22int of_display_timings_exist(struct device_node *np);
Tomi Valkeinen422b67e2014-10-06 15:03:57 +030023#else
24static inline int of_get_display_timing(struct device_node *np, const char *name,
25 struct display_timing *dt)
26{
27 return -ENOSYS;
28}
29static inline struct display_timings *of_get_display_timings(struct device_node *np)
30{
31 return NULL;
32}
33static inline int of_display_timings_exist(struct device_node *np)
34{
35 return -ENOSYS;
36}
37#endif
Steffen Trumtrarcc3f4142012-10-04 15:32:52 +020038
39#endif