On Jan 7, 2013 5:32 PM, "Stephen Warren" swarren@wwwdotorg.org wrote:
On 01/07/2013 01:43 PM, Sean Paul wrote:
Add a property to the hdmi node so we can specify the HDMI version in the device tree instead of just defaulting to v1.4 with the existence of the dt node.
diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmi.txt
b/Documentation/devicetree/bindings/drm/exynos/hdmi.txt
@@ -11,6 +11,8 @@ Required properties: c) pin function mode. d) optional flags and pull up/down. e) drive strength. +- samsung,supports-hdmi-1.4: Define if device supports HDMI v1.4 +- samsung,supports-hdmi-1.3: Define if device supports HDMI v1.3
Which device; the HDMI controller in the SoC, or the HDMI sink?
It's the controller.
The HDMI sync reports what it supports in the EDID, so there shouldn't be a need to duplicate this in the device tree (besides, how can you know what the user plugged in without parsing the EDID?)