rockchip,vdec.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/media/rockchip,vdec.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Rockchip Video Decoder (VDec) Device Tree Bindings
    8 
    9 maintainers:
   10   - Heiko Stuebner <heiko@sntech.de>
   11 
   12 description: |-
   13   The Rockchip rk3399 has a stateless Video Decoder that can decodes H.264,
   14   HEVC an VP9 streams.
   15 
   16 properties:
   17   compatible:
   18     oneOf:
   19       - const: rockchip,rk3399-vdec
   20       - items:
   21           - enum:
   22               - rockchip,rk3228-vdec
   23               - rockchip,rk3328-vdec
   24           - const: rockchip,rk3399-vdec
   25 
   26   reg:
   27     maxItems: 1
   28 
   29   interrupts:
   30     maxItems: 1
   31 
   32   clocks:
   33     items:
   34       - description: The Video Decoder AXI interface clock
   35       - description: The Video Decoder AHB interface clock
   36       - description: The Video Decoded CABAC clock
   37       - description: The Video Decoder core clock
   38 
   39   clock-names:
   40     items:
   41       - const: axi
   42       - const: ahb
   43       - const: cabac
   44       - const: core
   45 
   46   assigned-clocks: true
   47 
   48   assigned-clock-rates: true
   49 
   50   power-domains:
   51     maxItems: 1
   52 
   53   iommus:
   54     maxItems: 1
   55 
   56 required:
   57   - compatible
   58   - reg
   59   - interrupts
   60   - clocks
   61   - clock-names
   62   - power-domains
   63 
   64 additionalProperties: false
   65 
   66 examples:
   67   - |
   68     #include <dt-bindings/interrupt-controller/arm-gic.h>
   69     #include <dt-bindings/clock/rk3399-cru.h>
   70     #include <dt-bindings/power/rk3399-power.h>
   71 
   72     vdec: video-codec@ff660000 {
   73         compatible = "rockchip,rk3399-vdec";
   74         reg = <0xff660000 0x400>;
   75         interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH 0>;
   76         clocks = <&cru ACLK_VDU>, <&cru HCLK_VDU>,
   77                  <&cru SCLK_VDU_CA>, <&cru SCLK_VDU_CORE>;
   78         clock-names = "axi", "ahb", "cabac", "core";
   79         power-domains = <&power RK3399_PD_VDU>;
   80         iommus = <&vdec_mmu>;
   81     };
   82 
   83 ...

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sys/contrib/device-tree/Bindings/media/rockchip,vdec.yaml