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 Device Tree Bindings
   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,sun50i-a64-video-engine
  24       - allwinner,sun50i-h5-video-engine
  25       - allwinner,sun50i-h6-video-engine
  26
  27   reg:
  28     maxItems: 1
  29
  30   interrupts:
  31     maxItems: 1
  32
  33   clocks:
  34     items:
  35       - description: Bus Clock
  36       - description: Module Clock
  37       - description: RAM Clock
  38
  39   clock-names:
  40     items:
  41       - const: ahb
  42       - const: mod
  43       - const: ram
  44
  45   resets:
  46     maxItems: 1
  47
  48   allwinner,sram:
  49     $ref: /schemas/types.yaml#/definitions/phandle-array
  50     description: Phandle to the device SRAM
  51
  52   iommus:
  53     maxItems: 1
  54
  55   memory-region:
  56     description:
  57       CMA pool to use for buffers allocation instead of the default
  58       CMA pool.
  59
  60 required:
  61   - compatible
  62   - reg
  63   - interrupts
  64   - clocks
  65   - clock-names
  66   - resets
  67   - allwinner,sram
  68
  69 additionalProperties: false
  70
  71 examples:
  72   - |
  73     #include <dt-bindings/interrupt-controller/arm-gic.h>
  74     #include <dt-bindings/clock/sun7i-a20-ccu.h>
  75     #include <dt-bindings/reset/sun4i-a10-ccu.h>
  76
  77     video-codec@1c0e000 {
  78         compatible = "allwinner,sun7i-a20-video-engine";
  79         reg = <0x01c0e000 0x1000>;
  80         interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
  81         clocks = <&ccu CLK_AHB_VE>, <&ccu CLK_VE>,
  82                  <&ccu CLK_DRAM_VE>;
  83         clock-names = "ahb", "mod", "ram";
  84         resets = <&ccu RST_VE>;
  85         allwinner,sram = <&ve_sram 1>;
  86     };
  87
  88 ...