Unverified Commit be47ecfe authored by Ciprian Marian Costea's avatar Ciprian Marian Costea Committed by Mark Brown
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dt-bindings: spi: dspi: Add S32G support 



Document S32G compatible strings. 's32g2' and 's32g3' use the same
driver so 's32g2' must follow 's32g3'. The SPI controller supports
target mode when the "spi-slave" flag is used so add an example.

Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: default avatarCiprian Marian Costea <ciprianmarian.costea@nxp.com>
Signed-off-by: default avatarLarisa Grigore <larisa.grigore@nxp.com>
Signed-off-by: default avatarJames Clark <james.clark@linaro.org>
Link: https://patch.msgid.link/20250522-james-nxp-spi-v2-12-bea884630cfb@linaro.org


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0cb9ca11

Documentation/devicetree/bindings/spi/fsl,dspi.yaml

+18 −0
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ properties: 
          - fsl,ls2080a-dspi

          - fsl,ls2085a-dspi

          - fsl,lx2160a-dspi

          - nxp,s32g2-dspi

      - items:

          - enum:

              - fsl,ls1012a-dspi
@@ -37,6 +38,9 @@ properties: 
      - items:

          - const: fsl,lx2160a-dspi

          - const: fsl,ls2085a-dspi

      - items:

          - const: nxp,s32g3-dspi

          - const: nxp,s32g2-dspi



  reg:

    maxItems: 1
@@ -114,3 +118,17 @@ examples: 
            spi-cs-hold-delay-ns = <50>;

        };

    };

  # S32G3 in target mode

  - |

    spi@401d4000 {

        compatible = "nxp,s32g3-dspi", "nxp,s32g2-dspi";

        reg = <0x401d4000 0x1000>;

        interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;

        clocks = <&clks 26>;

        clock-names = "dspi";

        spi-num-chipselects = <8>;

        bus-num = <0>;

        dmas = <&edma0 0 7>, <&edma0 0 8>;

        dma-names = "tx", "rx";

        spi-slave;

    };