allwinner,sun4i-a10-hdmi.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-hdmi.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A10 HDMI Controller Device Tree Bindings
    8 
    9 description: |
   10   The HDMI Encoder supports the HDMI video and audio outputs, and does
   11   CEC. It is one end of the pipeline.
   12 
   13 maintainers:
   14   - Chen-Yu Tsai <wens@csie.org>
   15   - Maxime Ripard <mripard@kernel.org>
   16 
   17 properties:
   18   compatible:
   19     oneOf:
   20       - const: allwinner,sun4i-a10-hdmi
   21       - const: allwinner,sun5i-a10s-hdmi
   22       - const: allwinner,sun6i-a31-hdmi
   23       - items:
   24           - const: allwinner,sun7i-a20-hdmi
   25           - const: allwinner,sun5i-a10s-hdmi
   26 
   27   reg:
   28     maxItems: 1
   29 
   30   interrupts:
   31     maxItems: 1
   32 
   33   clocks:
   34     oneOf:
   35       - items:
   36           - description: The HDMI interface clock
   37           - description: The HDMI module clock
   38           - description: The first video PLL
   39           - description: The second video PLL
   40 
   41       - items:
   42           - description: The HDMI interface clock
   43           - description: The HDMI module clock
   44           - description: The HDMI DDC clock
   45           - description: The first video PLL
   46           - description: The second video PLL
   47 
   48   clock-names:
   49     oneOf:
   50       - items:
   51           - const: ahb
   52           - const: mod
   53           - const: pll-0
   54           - const: pll-1
   55 
   56       - items:
   57           - const: ahb
   58           - const: mod
   59           - const: ddc
   60           - const: pll-0
   61           - const: pll-1
   62 
   63   resets:
   64     maxItems: 1
   65 
   66   dmas:
   67     items:
   68       - description: DDC Transmission DMA Channel
   69       - description: DDC Reception DMA Channel
   70       - description: Audio Transmission DMA Channel
   71 
   72   dma-names:
   73     items:
   74       - const: ddc-tx
   75       - const: ddc-rx
   76       - const: audio-tx
   77 
   78   ports:
   79     $ref: /schemas/graph.yaml#/properties/ports
   80 
   81     properties:
   82       port@0:
   83         $ref: /schemas/graph.yaml#/properties/port
   84         description: |
   85           Input endpoints of the controller.
   86 
   87       port@1:
   88         $ref: /schemas/graph.yaml#/properties/port
   89         description: |
   90           Output endpoints of the controller. Usually an HDMI
   91           connector.
   92 
   93     required:
   94       - port@0
   95       - port@1
   96 
   97 required:
   98   - compatible
   99   - reg
  100   - interrupts
  101   - clocks
  102   - clock-names
  103   - dmas
  104   - dma-names
  105 
  106 if:
  107   properties:
  108     compatible:
  109       contains:
  110         const: allwinner,sun6i-a31-hdmi
  111 
  112 then:
  113   properties:
  114     clocks:
  115       minItems: 5
  116 
  117     clock-names:
  118       minItems: 5
  119 
  120   required:
  121     - resets
  122 
  123 additionalProperties: false
  124 
  125 examples:
  126   - |
  127     #include <dt-bindings/clock/sun4i-a10-ccu.h>
  128     #include <dt-bindings/dma/sun4i-a10.h>
  129     #include <dt-bindings/reset/sun4i-a10-ccu.h>
  130 
  131     hdmi: hdmi@1c16000 {
  132         compatible = "allwinner,sun4i-a10-hdmi";
  133         reg = <0x01c16000 0x1000>;
  134         interrupts = <58>;
  135         clocks = <&ccu CLK_AHB_HDMI0>, <&ccu CLK_HDMI>,
  136                  <&ccu CLK_PLL_VIDEO0_2X>,
  137                  <&ccu CLK_PLL_VIDEO1_2X>;
  138         clock-names = "ahb", "mod", "pll-0", "pll-1";
  139         dmas = <&dma SUN4I_DMA_NORMAL 16>,
  140                <&dma SUN4I_DMA_NORMAL 16>,
  141                <&dma SUN4I_DMA_DEDICATED 24>;
  142         dma-names = "ddc-tx", "ddc-rx", "audio-tx";
  143 
  144         ports {
  145             #address-cells = <1>;
  146             #size-cells = <0>;
  147 
  148             hdmi_in: port@0 {
  149                 #address-cells = <1>;
  150                 #size-cells = <0>;
  151                 reg = <0>;
  152 
  153                 hdmi_in_tcon0: endpoint@0 {
  154                     reg = <0>;
  155                     remote-endpoint = <&tcon0_out_hdmi>;
  156                 };
  157 
  158                 hdmi_in_tcon1: endpoint@1 {
  159                     reg = <1>;
  160                     remote-endpoint = <&tcon1_out_hdmi>;
  161                 };
  162             };
  163 
  164             hdmi_out: port@1 {
  165                 reg = <1>;
  166             };
  167         };
  168     };
  169 
  170 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/display/allwinner,sun4i-a10-hdmi.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/display/allwinner,sun4i-a10-hdmi.yaml