From: Kevin Tang <kevin.tang@xxxxxxxxxx> DPU (Display Processor Unit) is the Display Controller for the Unisoc SoCs which transfers the image data from a video memory buffer to an internal LCD interface. Cc: Orson Zhai <orsonzhai@xxxxxxxxx> Cc: Chunyan Zhang <zhang.lyra@xxxxxxxxx> Signed-off-by: Kevin Tang <kevin.tang@xxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- .../display/sprd/sprd,sharkl3-dpu.yaml | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml diff --git a/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml b/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml new file mode 100644 index 000000000..4ebea60b8 --- /dev/null +++ b/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/sprd/sprd,sharkl3-dpu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Unisoc Sharkl3 Display Processor Unit (DPU) + +maintainers: + - Kevin Tang <kevin.tang@xxxxxxxxxx> + +description: | + DPU (Display Processor Unit) is the Display Controller for the Unisoc SoCs + which transfers the image data from a video memory buffer to an internal + LCD interface. + +properties: + compatible: + const: sprd,sharkl3-dpu + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + + clock-names: + items: + - const: clk_src_128m + - const: clk_src_384m + + power-domains: + maxItems: 1 + + iommus: + maxItems: 1 + + port: + type: object + description: + A port node with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + That port should be the output endpoint, usually output to + the associated DSI. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - port + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/sprd,sc9860-clk.h> + dpu: dpu@63000000 { + compatible = "sprd,sharkl3-dpu"; + reg = <0x63000000 0x1000>; + interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>; + clock-names = "clk_src_128m", "clk_src_384m"; + + clocks = <&pll CLK_TWPLL_128M>, + <&pll CLK_TWPLL_384M>; + + dpu_port: port { + dpu_out: endpoint { + remote-endpoint = <&dsi_in>; + }; + }; + }; -- 2.29.0
