Commit 3870a48c authored by Martin Blumenstingl's avatar Martin Blumenstingl Committed by Vinod Koul
Browse files

dt-bindings: phy: Add the Amlogic Meson8 HDMI TX PHY bindings 



Amlogic Meson8, Meson8b and Meson8m2 all include an identical (or at
least very similar) HDMI TX PHY. The PHY registers are part of the HHI
register area.

Signed-off-by: default avatarMartin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211020195107.1564533-2-martin.blumenstingl@googlemail.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent f199223c

Documentation/devicetree/bindings/phy/amlogic,meson8-hdmi-tx-phy.yaml

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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

%YAML 1.2

---

$id: "http://devicetree.org/schemas/phy/amlogic,meson8-hdmi-tx-phy.yaml#"

$schema: "http://devicetree.org/meta-schemas/core.yaml#"



title: Amlogic Meson8, Meson8b and Meson8m2 HDMI TX PHY



maintainers:

  - Martin Blumenstingl <martin.blumenstingl@googlemail.com>



description: |+

  The HDMI TX PHY node should be the child of a syscon node with the

  required property:



  compatible = "amlogic,meson-hhi-sysctrl", "simple-mfd", "syscon"



  Refer to the bindings described in

  Documentation/devicetree/bindings/mfd/syscon.yaml



properties:

  $nodename:

    pattern: "^hdmi-phy@[0-9a-f]+$"



  compatible:

    oneOf:

      - items:

          - enum:

              - amlogic,meson8b-hdmi-tx-phy

              - amlogic,meson8m2-hdmi-tx-phy

          - const: amlogic,meson8-hdmi-tx-phy

      - const: amlogic,meson8-hdmi-tx-phy



  reg:

    maxItems: 1



  clocks:

    minItems: 1

    description:

      HDMI TMDS clock



  "#phy-cells":

    const: 0



required:

  - compatible

  - "#phy-cells"



additionalProperties: false



examples:

  - |

    hdmi-phy@3a0 {

      compatible = "amlogic,meson8-hdmi-tx-phy";

      reg = <0x3a0 0xc>;

      clocks = <&tmds_clock>;

      #phy-cells = <0>;

    };

  - |

    hdmi-phy@3a0 {

      compatible = "amlogic,meson8b-hdmi-tx-phy", "amlogic,meson8-hdmi-tx-phy";

      reg = <0x3a0 0xc>;

      clocks = <&tmds_clock>;

      #phy-cells = <0>;

    };