mirror_ubuntu-kernels/Documentation/devicetree/bindings/drm/exynos/hdmi.txt
Rahul Sharma 566cf8eef2 ARM: dts: add device tree support for exynos5 hdmi
This patch adds support for device tree based discovery for exynos5
hdmi. Hdmi node is also renamed with "exynos5-hdmi".

Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2012-10-29 21:50:36 +09:00

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Device-Tree bindings for drm hdmi driver
Required properties:
- compatible: value should be "samsung,exynos5-hdmi".
- reg: physical base address of the hdmi and length of memory mapped
region.
- interrupts: interrupt number to the cpu.
- hpd-gpio: following information about the hotplug gpio pin.
a) phandle of the gpio controller node.
b) pin number within the gpio controller.
c) pin function mode.
d) optional flags and pull up/down.
e) drive strength.
Example:
hdmi {
compatible = "samsung,exynos5-hdmi";
reg = <0x14530000 0x100000>;
interrupts = <0 95 0>;
hpd-gpio = <&gpx3 7 0xf 1 3>;
};