[RFC resend 1/4] dt-bindings: display: mediatek: add drm binding
From: Matthias Brugger <matthias.bgg@gmail.com>
Date: 2017-10-19 11:27:56
Also in:
dri-devel, linux-arm-kernel, linux-mediatek, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for mediatek, open firmware and flattened device tree bindings, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Chun-Kuang Hu, Philipp Zabel, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
DRM subysystem and clock driver shared the same compatible mmsys. This stopped does not work, as only the first driver for a compatible gets probed. We change the comaptible to the new DRM identifier to fix this. Signed-off-by: Matthias Brugger <mbrugger@suse.com> --- .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
index 383183a89164..6db652463e64 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt@@ -27,6 +27,7 @@ Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt. Required properties (all function blocks): - compatible: "mediatek,<chip>-disp-<function>", one of + "mediatek,<chip>-dispsys" - central component for the DRM system "mediatek,<chip>-disp-ovl" - overlay (4 layers, blending, csc) "mediatek,<chip>-disp-rdma" - read DMA / line buffer "mediatek,<chip>-disp-wdma" - write DMA
@@ -71,6 +72,11 @@ mmsys: clock-controller@14000000 { #clock-cells = <1>; }; +dispsys: display-system { + compatible = "mediatek,mt2701-dispsys"; + mediatek,mmsys = <&mmsys>; +} + ovl0: ovl@1400c000 { compatible = "mediatek,mt8173-disp-ovl"; reg = <0 0x1400c000 0 0x1000>;
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2.14.2