Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/display/sprd/sprd,sharkl3-dpu.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Unisoc Sharkl3 Display Processor Unit (DPU)
   8
   9 maintainers:
  10   - Kevin Tang <kevin.tang@unisoc.com>
  11
  12 description: |
  13   DPU (Display Processor Unit) is the Display Controller for the Unisoc SoCs
  14   which transfers the image data from a video memory buffer to an internal
  15   LCD interface.
  16
  17 properties:
  18   compatible:
  19     const: sprd,sharkl3-dpu
  20
  21   reg:
  22     maxItems: 1
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   clocks:
  28     minItems: 2
  29
  30   clock-names:
  31     items:
  32       - const: clk_src_128m
  33       - const: clk_src_384m
  34
  35   power-domains:
  36     maxItems: 1
  37
  38   iommus:
  39     maxItems: 1
  40
  41   port:
  42     type: object
  43     description:
  44       A port node with endpoint definitions as defined in
  45       Documentation/devicetree/bindings/media/video-interfaces.txt.
  46       That port should be the output endpoint, usually output to
  47       the associated DSI.
  48
  49 required:
  50   - compatible
  51   - reg
  52   - interrupts
  53   - clocks
  54   - clock-names
  55   - port
  56
  57 additionalProperties: false
  58
  59 examples:
  60   - |
  61     #include <dt-bindings/interrupt-controller/arm-gic.h>
  62     #include <dt-bindings/clock/sprd,sc9860-clk.h>
  63     dpu: dpu@63000000 {
  64         compatible = "sprd,sharkl3-dpu";
  65         reg = <0x63000000 0x1000>;
  66         interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
  67         clock-names = "clk_src_128m", "clk_src_384m";
  68
  69         clocks = <&pll CLK_TWPLL_128M>,
  70           <&pll CLK_TWPLL_384M>;
  71
  72         dpu_port: port {
  73             dpu_out: endpoint {
  74                 remote-endpoint = <&dsi_in>;
  75             };
  76         };
  77     };