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Diffstat (limited to 'dts/Bindings/pinctrl/qcom,pmic-mpp.yaml')
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diff --git a/dts/Bindings/pinctrl/qcom,pmic-mpp.yaml b/dts/Bindings/pinctrl/qcom,pmic-mpp.yaml new file mode 100644 index 0000000000..fe717d8d47 --- /dev/null +++ b/dts/Bindings/pinctrl/qcom,pmic-mpp.yaml @@ -0,0 +1,197 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,pmic-mpp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm PMIC Multi-Purpose Pin (MPP) block + +maintainers: + - Bjorn Andersson <bjorn.andersson@linaro.org> + +description: + This binding describes the MPP block(s) found in the 8xxx series of + PMIC's from Qualcomm. + +properties: + compatible: + oneOf: + - items: + - enum: + - qcom,pm8019-mpp + - qcom,pm8226-mpp + - qcom,pm8841-mpp + - qcom,pm8916-mpp + - qcom,pm8941-mpp + - qcom,pm8950-mpp + - qcom,pmi8950-mpp + - qcom,pm8994-mpp + - qcom,pma8084-mpp + - qcom,pmi8994-mpp + - const: qcom,spmi-mpp + - items: + - enum: + - qcom,pm8018-mpp + - qcom,pm8038-mpp + - qcom,pm8058-mpp + - qcom,pm8821-mpp + - qcom,pm8917-mpp + - qcom,pm8921-mpp + - const: qcom,ssbi-mpp + + reg: + maxItems: 1 + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + + gpio-controller: true + gpio-line-names: true + + gpio-ranges: + maxItems: 1 + + '#gpio-cells': + const: 2 + description: + The first cell will be used to define gpio number and the + second denotes the flags for this gpio + +additionalProperties: false + +required: + - compatible + - reg + - gpio-controller + - '#gpio-cells' + - gpio-ranges + - interrupt-controller + +patternProperties: + '-state$': + oneOf: + - $ref: "#/$defs/qcom-pmic-mpp-state" + - patternProperties: + '-pins$': + $ref: "#/$defs/qcom-pmic-mpp-state" + additionalProperties: false + +$defs: + qcom-pmic-mpp-state: + type: object + allOf: + - $ref: pinmux-node.yaml + - $ref: pincfg-node.yaml + properties: + pins: + description: + List of gpio pins affected by the properties specified in + this subnode. Valid pins are + - mpp1-mpp4 for pm8841 + - mpp1-mpp4 for pm8916 + - mpp1-mpp8 for pm8941 + - mpp1-mpp4 for pm8950 + - mpp1-mpp4 for pmi8950 + - mpp1-mpp4 for pma8084 + + items: + pattern: "^mpp([0-9]+)$" + + function: + items: + - enum: + - digital + - analog + - sink + + bias-disable: true + bias-pull-up: true + bias-high-impedance: true + input-enable: true + output-high: true + output-low: true + power-source: true + + qcom,analog-level: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Selects the source for analog output. Valued values are defined in + <dt-binding/pinctrl/qcom,pmic-mpp.h> PMIC_MPP_AOUT_LVL_* + enum: [0, 1, 2, 3, 4, 5, 6, 7] + + qcom,atest: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Selects ATEST rail to route to GPIO when it's + configured in analog-pass-through mode. + enum: [1, 2, 3, 4] + + qcom,dtest: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Selects DTEST rail to route to GPIO when it's + configured as digital input. + enum: [1, 2, 3, 4] + + qcom,amux-route: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Selects the source for analog input. Valid values are defined in + <dt-bindings/pinctrl/qcom,pmic-mpp.h> PMIC_MPP_AMUX_ROUTE_CH5, + PMIC_MPP_AMUX_ROUTE_CH6... + enum: [0, 1, 2, 3, 4, 5, 6, 7] + + qcom,paired: + type: boolean + description: + Indicates that the pin should be operating in paired mode. + + required: + - pins + - function + + additionalProperties: false + +examples: + - | + #include <dt-bindings/pinctrl/qcom,pmic-mpp.h> + + pmic { + #address-cells = <1>; + #size-cells = <0>; + + pm8841_mpp: mpps@a000 { + compatible = "qcom,pm8841-mpp", "qcom,spmi-mpp"; + reg = <0xa000>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pm8841_mpp 0 0 4>; + gpio-line-names = "VDD_PX_BIAS", "WLAN_LED_CTRL", + "BT_LED_CTRL", "GPIO-F"; + interrupt-controller; + #interrupt-cells = <2>; + + pinctrl-names = "default"; + pinctrl-0 = <&pm8841_default>; + + mpp1-state { + pins = "mpp1"; + function = "digital"; + input-enable; + power-source = <PM8841_MPP_S3>; + }; + + default-state { + gpio-pins { + pins = "mpp1", "mpp2", "mpp3", "mpp4"; + function = "digital"; + input-enable; + power-source = <PM8841_MPP_S3>; + }; + }; + }; + }; +... |