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Diffstat (limited to 'dts/upstream/Bindings/mmc/ingenic,mmc.yaml')
-rw-r--r-- | dts/upstream/Bindings/mmc/ingenic,mmc.yaml | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/dts/upstream/Bindings/mmc/ingenic,mmc.yaml b/dts/upstream/Bindings/mmc/ingenic,mmc.yaml new file mode 100644 index 00000000000..bb4e0be0c89 --- /dev/null +++ b/dts/upstream/Bindings/mmc/ingenic,mmc.yaml @@ -0,0 +1,107 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/ingenic,mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ingenic SoCs MMC Controller + +maintainers: + - Paul Cercueil <paul@crapouillou.net> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + oneOf: + - enum: + - ingenic,jz4740-mmc + - ingenic,jz4725b-mmc + - ingenic,jz4760-mmc + - ingenic,jz4775-mmc + - ingenic,jz4780-mmc + - ingenic,x1000-mmc + - items: + - const: ingenic,jz4770-mmc + - const: ingenic,jz4760-mmc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: mmc + + dmas: + minItems: 1 + maxItems: 2 + + dma-names: + oneOf: + - items: + - const: rx + - const: tx + - const: tx-rx + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - dmas + - dma-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/ingenic,jz4780-cgu.h> + #include <dt-bindings/dma/jz4780-dma.h> + mmc0: mmc@13450000 { + compatible = "ingenic,jz4780-mmc"; + reg = <0x13450000 0x1000>; + + interrupt-parent = <&intc>; + interrupts = <37>; + + clocks = <&cgu JZ4780_CLK_MSC0>; + clock-names = "mmc"; + + cap-sd-highspeed; + cap-mmc-highspeed; + cap-sdio-irq; + dmas = <&dma JZ4780_DMA_MSC0_RX 0xffffffff>, + <&dma JZ4780_DMA_MSC0_TX 0xffffffff>; + dma-names = "rx", "tx"; + }; + - | + #include <dt-bindings/clock/ingenic,jz4780-cgu.h> + #include <dt-bindings/dma/jz4780-dma.h> + /* + * Alternative version of the example above, + * but using one single DMA channel for both + * TX and RX. + */ + mmc1: mmc@13460000 { + compatible = "ingenic,jz4780-mmc"; + reg = <0x13460000 0x1000>; + + interrupt-parent = <&intc>; + interrupts = <36>; + + clocks = <&cgu JZ4780_CLK_MSC1>; + clock-names = "mmc"; + + cap-sd-highspeed; + cap-mmc-highspeed; + cap-sdio-irq; + dmas = <&dma JZ4780_DMA_MSC1_TX JZ4780_DMA_MSC1_RX 0xffffffff>; + dma-names = "tx-rx"; + }; |