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Diffstat (limited to 'Documentation/devicetree/bindings/mmc/ti,omap2430-sdhci.yaml')
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diff --git a/Documentation/devicetree/bindings/mmc/ti,omap2430-sdhci.yaml b/Documentation/devicetree/bindings/mmc/ti,omap2430-sdhci.yaml new file mode 100644 index 000000000000..34e288f3ef13 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/ti,omap2430-sdhci.yaml @@ -0,0 +1,169 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/ti,omap2430-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI OMAP SDHCI Controller + +maintainers: + - Kishon Vijay Abraham I <kishon@ti.com> + +description: + For UHS devices which require tuning, the device tree should have a + cpu_thermal node which maps to the appropriate thermal zone. This + is used to get the temperature of the zone during tuning. + +properties: + compatible: + enum: + - ti,omap2430-sdhci + - ti,omap3-sdhci + - ti,omap4-sdhci + - ti,omap5-sdhci + - ti,dra7-sdhci + - ti,k2g-sdhci + - ti,am335-sdhci + - ti,am437-sdhci + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: fck + - const: mmchsdb_fck + + dmas: + maxItems: 2 + + dma-names: + items: + - const: tx + - const: rx + + pinctrl-names: + minItems: 1 + maxItems: 14 + items: + enum: + - default + - default-rev11 + - hs + - sdr12 + - sdr12-rev11 + - sdr25 + - sdr25-rev11 + - sdr50 + - ddr50-rev11 + - sdr104-rev11 + - ddr50 + - sdr104 + - ddr_1_8v-rev11 + - ddr_1_8v + - ddr_3_3v + - hs-rev11 + - hs200_1_8v-rev11 + - hs200_1_8v + - sleep + + pinctrl-0: + maxItems: 1 + + pinctrl-1: + maxItems: 1 + + pinctrl-2: + maxItems: 1 + + pinctrl-3: + maxItems: 1 + + pinctrl-4: + maxItems: 1 + + pinctrl-5: + maxItems: 1 + + pinctrl-6: + maxItems: 1 + + pinctrl-7: + maxItems: 1 + + pinctrl-8: + maxItems: 1 + + power-domains: + maxItems: 1 + + pbias-supply: + description: + It is used to specify the voltage regulator that provides the bias + voltage for certain analog or I/O pads. + + ti,non-removable: + description: + It indicates that a component is not meant to be easily removed or + replaced by the user, such as an embedded battery or a non-removable + storage slot like eMMC. + type: boolean + deprecated: true + + clock-frequency: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + It represents the speed at which a clock signal associated with a device + or bus operates, measured in Hertz (Hz). This value is crucial for configuring + hardware components that require a specific clock speed. + +required: + - compatible + - reg + - interrupts + +allOf: + - $ref: sdhci-common.yaml# + - if: + properties: + compatible: + contains: + enum: + - ti,dra7-sdhci + - ti,k2g-sdhci + then: + required: + - max-frequency + - if: + properties: + compatible: + contains: + const: ti,k2g-sdhci + then: + required: + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + mmc@4809c000 { + compatible = "ti,dra7-sdhci"; + reg = <0x4809c000 0x400>; + interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>; + max-frequency = <192000000>; + sdhci-caps-mask = <0x0 0x400000>; + bus-width = <4>; + vmmc-supply = <&vmmc>; /* phandle to regulator node */ + dmas = <&sdma 61>, <&sdma 62>; + dma-names = "tx", "rx"; + }; +... |