Commit 4ed26f87 authored by Phil Edworthy's avatar Phil Edworthy Committed by Greg Kroah-Hartman
Browse files

dt-bindings: serial: renesas,em-uart: Add RZ/V2M clock to access the registers 



The RZ/V2M SoC has an additional clock to access the registers. The HW
manual says this clock should not be touched as it is used by the
"ISP Firmware".

Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarPhil Edworthy <phil.edworthy@renesas.com>
Link: https://lore.kernel.org/r/20220512072649.7879-1-phil.edworthy@renesas.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent af017927

Documentation/devicetree/bindings/serial/renesas,em-uart.yaml

+23 −5
Original line number Diff line number Diff line
@@ -9,9 +9,6 @@ title: Renesas EMMA Mobile UART Interface 
maintainers:

  - Magnus Damm <magnus.damm@gmail.com>



allOf:

  - $ref: serial.yaml#



properties:

  compatible:

    oneOf:
@@ -30,10 +27,31 @@ properties: 
    maxItems: 1



  clocks:

    maxItems: 1

    minItems: 1

    items:

      - description: UART functional clock

      - description: Internal clock to access the registers



  clock-names:

    const: sclk

    minItems: 1

    items:

      - const: sclk

      - const: pclk



allOf:

  - $ref: serial.yaml#



  - if:

      properties:

        compatible:

          contains:

            const: renesas,r9a09g011-uart

    then:

      properties:

        clocks:

          minItems: 2

        clock-names:

          minItems: 2



required:

  - compatible