Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/media/allwinner,sun4i-a10-video-engine.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Allwinner A10 Video Engine
   8
   9 maintainers:
  10   - Chen-Yu Tsai <wens@csie.org>
  11   - Maxime Ripard <mripard@kernel.org>
  12
  13 properties:
  14   compatible:
  15     enum:
  16       - allwinner,sun4i-a10-video-engine
  17       - allwinner,sun5i-a13-video-engine
  18       - allwinner,sun7i-a20-video-engine
  19       - allwinner,sun8i-a33-video-engine
  20       - allwinner,sun8i-h3-video-engine
  21       - allwinner,sun8i-v3s-video-engine
  22       - allwinner,sun8i-r40-video-engine
  23       - allwinner,sun20i-d1-video-engine
  24       - allwinner,sun50i-a64-video-engine
  25       - allwinner,sun50i-h5-video-engine
  26       - allwinner,sun50i-h6-video-engine
  27
  28   reg:
  29     maxItems: 1
  30
  31   interrupts:
  32     maxItems: 1
  33
  34   clocks:
  35     items:
  36       - description: Bus Clock
  37       - description: Module Clock
  38       - description: RAM Clock
  39
  40   clock-names:
  41     items:
  42       - const: ahb
  43       - const: mod
  44       - const: ram
  45
  46   resets:
  47     maxItems: 1
  48
  49   allwinner,sram:
  50     $ref: /schemas/types.yaml#/definitions/phandle-array
  51     items:
  52       - items:
  53           - description: phandle to SRAM
  54           - description: register value for device
  55     description: Phandle to the device SRAM
  56
  57   iommus:
  58     maxItems: 1
  59
  60   memory-region:
  61     maxItems: 1
  62     description:
  63       CMA pool to use for buffers allocation instead of the default
  64       CMA pool.
  65
  66 required:
  67   - compatible
  68   - reg
  69   - interrupts
  70   - clocks
  71   - clock-names
  72   - resets
  73   - allwinner,sram
  74
  75 additionalProperties: false
  76
  77 examples:
  78   - |
  79     #include <dt-bindings/interrupt-controller/arm-gic.h>
  80     #include <dt-bindings/clock/sun7i-a20-ccu.h>
  81     #include <dt-bindings/reset/sun4i-a10-ccu.h>
  82
  83     video-codec@1c0e000 {
  84         compatible = "allwinner,sun7i-a20-video-engine";
  85         reg = <0x01c0e000 0x1000>;
  86         interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
  87         clocks = <&ccu CLK_AHB_VE>, <&ccu CLK_VE>,
  88                  <&ccu CLK_DRAM_VE>;
  89         clock-names = "ahb", "mod", "ram";
  90         resets = <&ccu RST_VE>;
  91         allwinner,sram = <&ve_sram 1>;
  92     };
  93
  94 ...