diff options
author | Brad Larson <blarson@amd.com> | 2023-04-10 21:45:15 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2023-04-17 20:18:10 +0300 |
commit | 6282a6ceef62f5732082f691de8f82fcd49d4fb4 (patch) | |
tree | 9ca4c5746eeab601c528cf03a7c73718326d3859 /Documentation/devicetree/bindings/spi | |
parent | 6d87552c0b86b9677d762002082df5f5b7e3c33f (diff) | |
download | linux-6282a6ceef62f5732082f691de8f82fcd49d4fb4.tar.xz |
spi: dw: Add AMD Pensando Elba SoC SPI Controller
The AMD Pensando Elba SoC has integrated the DW APB SPI Controller
Signed-off-by: Brad Larson <blarson@amd.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com>
Link: https://lore.kernel.org/r/20230410184526.15990-5-blarson@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/spi')
-rw-r--r-- | Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml index a132b5fc56e0..12ca108864c6 100644 --- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml +++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml @@ -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 |