dt-bindings: display: Add GiantPlus GPM940B0 panel documentation

The GPM940B0 is a 3.0" 320x240 24-bit TFT LCD panel.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190605222247.25657-1-paul@crapouillou.net

diff --git a/Documentation/devicetree/bindings/display/panel/giantplus,gpm940b0.txt b/Documentation/devicetree/bindings/display/panel/giantplus,gpm940b0.txt
new file mode 100644 (file)
index 0000000..3dab52f
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+++ b/Documentation/devicetree/bindings/display/panel/giantplus,gpm940b0.txt
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+GiantPlus 3.0" (320x240 pixels) 24-bit TFT LCD panel
+
+Required properties:
+- compatible: should be "giantplus,gpm940b0"
+- power-supply: as specified in the base binding
+
+Optional properties:
+- backlight: as specified in the base binding
+- enable-gpios: as specified in the base binding
+
+This binding is compatible with the simple-panel binding, which is specified
+in simple-panel.txt in this directory.