Commit 7557c1bf authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Greg Kroah-Hartman
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dt-bindings: phy: tegra20-usb-phy: Document properties needed for OTG mode 



In order to support OTG mode we need these new properties:

	- interrupt
	- nvidia,pmc

Add the new properties to the binding.

Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarDmitry Osipenko <digetx@gmail.com>
Acked-by: default avatarThierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20210912181718.1328-3-digetx@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6941d194

Documentation/devicetree/bindings/phy/nvidia,tegra20-usb-phy.yaml

+16 −0
Original line number Diff line number Diff line
@@ -77,6 +77,9 @@ properties: 
          - const: timer

          - const: utmi-pads



  interrupts:

    maxItems: 1



  resets:

    oneOf:

      - maxItems: 1
@@ -199,6 +202,15 @@ properties: 
    maxItems: 1

    description: GPIO used to reset the PHY.



  nvidia,pmc:

    $ref: /schemas/types.yaml#/definitions/phandle-array

    items:

      - items:

          - description: Phandle to Power Management controller.

          - description: USB controller ID.

    description:

      Phandle to Power Management controller.



required:

  - compatible

  - reg
@@ -320,6 +332,7 @@ examples: 
        compatible = "nvidia,tegra124-usb-phy", "nvidia,tegra30-usb-phy";

        reg = <0x7d008000 0x4000>,

              <0x7d000000 0x4000>;

        interrupts = <0 97 4>;

        phy_type = "utmi";

        clocks = <&tegra_car TEGRA124_CLK_USB3>,

                 <&tegra_car TEGRA124_CLK_PLL_U>,
@@ -338,6 +351,7 @@ examples: 
        nvidia,hssquelch-level = <2>;

        nvidia,hsdiscon-level = <5>;

        nvidia,xcvr-hsslew = <12>;

        nvidia,pmc = <&tegra_pmc 2>;

    };



  - |
@@ -346,6 +360,7 @@ examples: 
    usb-phy@c5004000 {

        compatible = "nvidia,tegra20-usb-phy";

        reg = <0xc5004000 0x4000>;

        interrupts = <0 21 4>;

        phy_type = "ulpi";

        clocks = <&tegra_car TEGRA20_CLK_USB2>,

                 <&tegra_car TEGRA20_CLK_PLL_U>,
@@ -354,4 +369,5 @@ examples: 
        resets = <&tegra_car 58>, <&tegra_car 22>;

        reset-names = "usb", "utmi-pads";

        #phy-cells = <0>;

        nvidia,pmc = <&tegra_pmc 1>;

    };