Commit 8f385b67 authored by Neil Armstrong's avatar Neil Armstrong Committed by Felipe Balbi
Browse files

dt-bindings: usb: amlogic,meson-g12a-usb-ctrl: add the Amlogic GXL and GXM... 


dt-bindings: usb: amlogic,meson-g12a-usb-ctrl: add the Amlogic GXL and GXM Families USB Glue Bindings

The Amlogic GXL and GXM is slightly different from the Amlogic G12A Glue.

The GXL SoCs only embeds 2 USB2 PHYs and no USB3 PHYs, and the GXM SoCs
embeds 3 USB2 PHYs.

Reviewed-by: default avatarMartin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Signed-off-by: default avatarFelipe Balbi <balbi@kernel.org>
parent b8803562

Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml

+69 −4
Original line number Diff line number Diff line
@@ -25,9 +25,13 @@ description: | 
  The Amlogic A1 embeds a DWC3 USB IP Core configured for USB2 in

  host-only mode.



  The Amlogic GXL & GXM SoCs doesn't embed an USB3 PHY.



properties:

  compatible:

    enum:

      - amlogic,meson-gxl-usb-ctrl

      - amlogic,meson-gxm-usb-ctrl

      - amlogic,meson-g12a-usb-ctrl

      - amlogic,meson-a1-usb-ctrl
@@ -41,6 +45,11 @@ properties: 


  clocks:

    minItems: 1

    maxItems: 3



  clock-names:

    minItems: 1

    maxItems: 3



  resets:

    minItems: 1
@@ -52,10 +61,8 @@ properties: 
    maxItems: 1



  phy-names:

    items:

      - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used

      - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used

      - const: usb3-phy0 # USB3 PHY if USB3_0 is used

    minItems: 1

    maxItems: 3



  phys:

    minItems: 1
@@ -89,6 +96,61 @@ required: 
  - dr_mode



allOf:

  - if:

      properties:

        compatible:

          enum:

            - amlogic,meson-g12a-usb-ctrl



    then:

      properties:

        phy-names:

          items:

            - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used

            - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used

            - const: usb3-phy0 # USB3 PHY if USB3_0 is used

  - if:

      properties:

        compatible:

          enum:

            - amlogic,meson-gxl-usb-ctrl



    then:

      properties:

        clocks:

          minItems: 2

        clock-names:

          items:

            - const: usb_ctrl

            - const: ddr

        phy-names:

          items:

            - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used

            - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used

      required:

        - clock-names

  - if:

      properties:

        compatible:

          enum:

            - amlogic,meson-gxm-usb-ctrl



    then:

      properties:

        clocks:

          minItems: 2

        clock-names:

          items:

            - const: usb_ctrl

            - const: ddr

        phy-names:

          items:

            - const: usb2-phy0 # USB2 PHY0 if USBHOST_A port is used

            - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used

            - const: usb2-phy2 # USB2 PHY2 if USBOTG_C port is used



      required:

        - clock-names

  - if:

      properties:

        compatible:
@@ -97,6 +159,9 @@ allOf: 


    then:

      properties:

        phy-names:

          items:

            - const: usb2-phy1 # USB2 PHY1 if USBOTG_B port is used

        clocks:

          minItems: 3

        clock-names:

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