brcm,bcm2711-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/brcm,bcm2711-hdmi.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Broadcom BCM2711 HDMI Controller Device Tree Bindings
    8 
    9 maintainers:
   10   - Eric Anholt <eric@anholt.net>
   11 
   12 properties:
   13   compatible:
   14     enum:
   15       - brcm,bcm2711-hdmi0
   16       - brcm,bcm2711-hdmi1
   17 
   18   reg:
   19     items:
   20       - description: HDMI controller register range
   21       - description: DVP register range
   22       - description: HDMI PHY register range
   23       - description: Rate Manager register range
   24       - description: Packet RAM register range
   25       - description: Metadata RAM register range
   26       - description: CSC register range
   27       - description: CEC register range
   28       - description: HD register range
   29 
   30   reg-names:
   31     items:
   32       - const: hdmi
   33       - const: dvp
   34       - const: phy
   35       - const: rm
   36       - const: packet
   37       - const: metadata
   38       - const: csc
   39       - const: cec
   40       - const: hd
   41 
   42   clocks:
   43     items:
   44       - description: The HDMI state machine clock
   45       - description: The Pixel BVB clock
   46       - description: The HDMI Audio parent clock
   47       - description: The HDMI CEC parent clock
   48 
   49   clock-names:
   50     items:
   51       - const: hdmi
   52       - const: bvb
   53       - const: audio
   54       - const: cec
   55 
   56   interrupts:
   57     items:
   58       - description: CEC TX interrupt
   59       - description: CEC RX interrupt
   60       - description: CEC stuck at low interrupt
   61       - description: Wake-up interrupt
   62       - description: Hotplug connected interrupt
   63       - description: Hotplug removed interrupt
   64 
   65   interrupt-names:
   66     items:
   67       - const: cec-tx
   68       - const: cec-rx
   69       - const: cec-low
   70       - const: wakeup
   71       - const: hpd-connected
   72       - const: hpd-removed
   73 
   74   ddc:
   75     $ref: /schemas/types.yaml#/definitions/phandle
   76     description: >
   77       Phandle of the I2C controller used for DDC EDID probing
   78 
   79   hpd-gpios:
   80     maxItems: 1
   81     description: >
   82       The GPIO pin for the HDMI hotplug detect (if it doesn't appear
   83       as an interrupt/status bit in the HDMI controller itself)
   84 
   85   dmas:
   86     maxItems: 1
   87     description: >
   88       Should contain one entry pointing to the DMA channel used to
   89       transfer audio data.
   90 
   91   dma-names:
   92     const: audio-rx
   93 
   94   resets:
   95     maxItems: 1
   96 
   97   wifi-2.4ghz-coexistence:
   98     type: boolean
   99     description: >
  100       Should the pixel frequencies in the WiFi frequencies range be
  101       avoided?
  102 
  103 required:
  104   - compatible
  105   - reg
  106   - reg-names
  107   - clocks
  108   - resets
  109   - ddc
  110 
  111 additionalProperties: false
  112 
  113 examples:
  114   - |
  115     hdmi0: hdmi@7ef00700 {
  116         compatible = "brcm,bcm2711-hdmi0";
  117         reg = <0x7ef00700 0x300>,
  118               <0x7ef00300 0x200>,
  119               <0x7ef00f00 0x80>,
  120               <0x7ef00f80 0x80>,
  121               <0x7ef01b00 0x200>,
  122               <0x7ef01f00 0x400>,
  123               <0x7ef00200 0x80>,
  124               <0x7ef04300 0x100>,
  125               <0x7ef20000 0x100>;
  126         reg-names = "hdmi",
  127                     "dvp",
  128                     "phy",
  129                     "rm",
  130                     "packet",
  131                     "metadata",
  132                     "csc",
  133                     "cec",
  134                     "hd";
  135         clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 1>, <&clk_27MHz>;
  136         clock-names = "hdmi", "bvb", "audio", "cec";
  137         resets = <&dvp 0>;
  138         ddc = <&ddc0>;
  139     };
  140 
  141 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/display/brcm,bcm2711-hdmi.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/display/brcm,bcm2711-hdmi.yaml