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-rw-r--r--include/video/of_display_timing.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/video/of_display_timing.h b/include/video/of_display_timing.h
new file mode 100644
index 000000000..eff166fdd
--- /dev/null
+++ b/include/video/of_display_timing.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>
+ *
+ * display timings of helpers
+ */
+
+#ifndef __LINUX_OF_DISPLAY_TIMING_H
+#define __LINUX_OF_DISPLAY_TIMING_H
+
+#include <linux/errno.h>
+
+struct device_node;
+struct display_timing;
+struct display_timings;
+
+#define OF_USE_NATIVE_MODE -1
+
+#ifdef CONFIG_OF
+int of_get_display_timing(const struct device_node *np, const char *name,
+ struct display_timing *dt);
+struct display_timings *of_get_display_timings(const struct device_node *np);
+#else
+static inline int of_get_display_timing(const struct device_node *np,
+ const char *name, struct display_timing *dt)
+{
+ return -ENOSYS;
+}
+static inline struct display_timings *
+of_get_display_timings(const struct device_node *np)
+{
+ return NULL;
+}
+#endif
+
+#endif