Unverified Commit 6282a6ce authored by Brad Larson's avatar Brad Larson Committed by Mark Brown
Browse files

spi: dw: Add AMD Pensando Elba SoC SPI Controller 



The AMD Pensando Elba SoC has integrated the DW APB SPI Controller

Signed-off-by: default avatarBrad Larson <blarson@amd.com>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: default avatarSerge Semin <fancer.lancer@gmail.com>
Link: https://lore.kernel.org/r/20230410184526.15990-5-blarson@amd.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 6d87552c

Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml

+19 −0
Original line number Diff line number Diff line
@@ -37,6 +37,17 @@ allOf: 
    else:

      required:

        - interrupts

  - if:

      properties:

        compatible:

          contains:

            const: amd,pensando-elba-spi

    then:

      required:

        - amd,pensando-elba-syscon

    else:

      properties:

        amd,pensando-elba-syscon: false



properties:

  compatible:
@@ -63,6 +74,8 @@ properties: 
        const: intel,keembay-ssi

      - description: Intel Thunder Bay SPI Controller

        const: intel,thunderbay-ssi

      - description: AMD Pensando Elba SoC SPI Controller

        const: amd,pensando-elba-spi

      - description: Baikal-T1 SPI Controller

        const: baikal,bt1-ssi

      - description: Baikal-T1 System Boot SPI Controller
@@ -136,6 +149,12 @@ properties: 
      of the designware controller, and the upper limit is also subject to

      controller configuration.



  amd,pensando-elba-syscon:

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

    description:

      Block address to control SPI chip-selects. The Elba SoC system controller

      provides an interface to override the native DWC SSI CS control.



patternProperties:

  "^.*@[0-9a-f]+$":

    type: object