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-rw-r--r-- | Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml new file mode 100644 index 000000000..ae6d6fca7 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/synopsys-dw-mshc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys Designware Mobile Storage Host Controller Binding + +allOf: + - $ref: "synopsys-dw-mshc-common.yaml#" + +maintainers: + - Ulf Hansson <ulf.hansson@linaro.org> + +# Everything else is described in the common file +properties: + compatible: + enum: + - altr,socfpga-dw-mshc + - img,pistachio-dw-mshc + - snps,dw-mshc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 2 + description: + Handle to "biu" and "ciu" clocks for the + bus interface unit clock and the card interface unit clock. + + clock-names: + items: + - const: biu + - const: ciu + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + mmc@12200000 { + compatible = "snps,dw-mshc"; + reg = <0x12200000 0x1000>; + interrupts = <0 75 0>; + clocks = <&clock 351>, <&clock 132>; + clock-names = "biu", "ciu"; + dmas = <&pdma 12>; + dma-names = "rx-tx"; + resets = <&rst 20>; + reset-names = "reset"; + vmmc-supply = <&buck8>; + #address-cells = <1>; + #size-cells = <0>; + broken-cd; + bus-width = <8>; + cap-mmc-highspeed; + cap-sd-highspeed; + card-detect-delay = <200>; + max-frequency = <200000000>; + clock-frequency = <400000000>; + data-addr = <0x200>; + fifo-depth = <0x80>; + fifo-watermark-aligned; + }; |