Document simple-panel description properties and subnodes.
The display-timings definition is the one described in
Documentation/devicetree/bindings/video/display-timing.txt.
Signed-off-by: Boris BREZILLON <boris.brezillon@xxxxxxxxxxxxxxxxxx>
---
.../devicetree/bindings/panel/simple-panel.txt | 34 ++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/Documentation/devicetree/bindings/panel/simple-panel.txt b/Documentation/devicetree/bindings/panel/simple-panel.txt
index 1341bbf..3440f78 100644
--- a/Documentation/devicetree/bindings/panel/simple-panel.txt
+++ b/Documentation/devicetree/bindings/panel/simple-panel.txt
@@ -7,6 +7,13 @@ Optional properties:
- ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
- enable-gpios: GPIO pin to enable or disable the panel
- backlight: phandle of the backlight device attached to the panel
+- height: the screen height in pixels
+- width: the screen width in pixels
+
+Optional children nodes:
+- display-timings: encode the panel timings.
+ see Documentation/devicetree/bindings/video/display-timing.txt for a full
+ description.
Example:
@@ -19,3 +26,30 @@ Example:
backlight = <&backlight>;
};
+
+or
+ panel: panel {
+ compatible = "simple-panel";
+ enable-gpios = <&gpio 90 0>;
+
+ backlight = <&backlight>;
+
+ width = 1920;
+ height = 1080;
+ display-timings {
+ native-mode = <&timing0>;
+ timing0: 1080p24 {
+ /* 1920x1080p24 */
+ clock-frequency = <52000000>;
+ hactive = <1920>;
+ vactive = <1080>;
+ hfront-porch = <25>;
+ hback-porch = <25>;
+ hsync-len = <25>;
+ vback-porch = <2>;
+ vfront-porch = <2>;
+ vsync-len = <2>;
+ hsync-active = <1>;
+ };
+ };
+ };
--
1.8.3.2
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