Documentation/devicetree/bindings/media/rockchip,vdec.yaml

   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)
   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 ...