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| author | Yang Xiwen <forbidden405@outlook.com> | 2024-02-29 04:36:22 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2024-03-05 15:01:53 +0300 |
| commit | cddacdce8ffb168d6cc5ffd0bd5a55153e528135 (patch) | |
| tree | 80ac38e26b13f29d12b5d9ec1da50b1c0343cded /Documentation/devicetree/bindings/mmc | |
| parent | 832ff3126527339160990e99c1cbc7a5ddc0576c (diff) | |
| download | linux-cddacdce8ffb168d6cc5ffd0bd5a55153e528135.tar.xz | |
dt-bindings: mmc: hisilicon,hi3798cv200-dw-mshc: add Hi3798MV200 binding
Add binding and an extra property for Hi3798MV200 DWMMC specific extension.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Yang Xiwen <forbidden405@outlook.com>
Link: https://lore.kernel.org/r/20240229-b4-mmc-hi3798mv200-v7-4-10c03f316285@outlook.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/mmc')
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml index f3dc973cb490..41c9b22523e7 100644 --- a/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml +++ b/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/mmc/hisilicon,hi3798cv200-dw-mshc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Hisilicon Hi3798CV200 SoC specific extensions to the Synopsys DWMMC controller +title: Hisilicon HiSTB SoCs specific extensions to the Synopsys DWMMC controller maintainers: - Yang Xiwen <forbidden405@outlook.com> @@ -13,6 +13,7 @@ properties: compatible: enum: - hisilicon,hi3798cv200-dw-mshc + - hisilicon,hi3798mv200-dw-mshc reg: maxItems: 1 @@ -34,6 +35,15 @@ properties: - const: ciu-sample - const: ciu-drive + hisilicon,sap-dll-reg: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: | + DWMMC core on Hi3798MV2x SoCs has a delay-locked-loop(DLL) attached to card data input path. + It is integrated into CRG core on the SoC and has to be controlled during tuning. + items: + - description: A phandle pointed to the CRG syscon node + - description: Sample DLL register offset in CRG address space + required: - compatible - reg @@ -44,6 +54,18 @@ required: allOf: - $ref: synopsys-dw-mshc-common.yaml# + - if: + properties: + compatible: + contains: + const: hisilicon,hi3798mv200-dw-mshc + then: + required: + - hisilicon,sap-dll-reg + else: + properties: + hisilicon,sap-dll-reg: false + unevaluatedProperties: false examples: |