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dt-bindings: usb: Add Qualcomm PMIC Type-C
Add a description for the Type-C silicon interface inside Qualcomm's PM8150b hardware block. Based on original work by Wesley. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Wesley Cheng <wcheng@codeaurora.org> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> Link: https://lore.kernel.org/r/20230508142308.1656410-6-bryan.odonoghue@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml
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| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | ||
| %YAML 1.2 | ||
| --- | ||
| $id: http://devicetree.org/schemas/usb/qcom,pmic-typec.yaml# | ||
| $schema: http://devicetree.org/meta-schemas/core.yaml# | ||
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| title: Qualcomm PMIC based USB Type-C block | ||
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| maintainers: | ||
| - Bryan O'Donoghue <bryan.odonoghue@linaro.org> | ||
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| description: | ||
| Qualcomm PMIC Type-C block | ||
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| properties: | ||
| compatible: | ||
| enum: | ||
| - qcom,pm8150b-typec | ||
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| connector: | ||
| type: object | ||
| $ref: /schemas/connector/usb-connector.yaml# | ||
| unevaluatedProperties: false | ||
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| reg: | ||
| description: Type-C port and pdphy SPMI register base offsets | ||
| maxItems: 2 | ||
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| interrupts: | ||
| items: | ||
| - description: Type-C CC attach notification, VBUS error, tCCDebounce done | ||
| - description: Type-C VCONN powered | ||
| - description: Type-C CC state change | ||
| - description: Type-C VCONN over-current | ||
| - description: Type-C VBUS state change | ||
| - description: Type-C Attach/detach notification | ||
| - description: Type-C Legacy cable detect | ||
| - description: Type-C Try.Src Try.Snk state change | ||
| - description: Power Domain Signal TX - HardReset or CableReset signal TX | ||
| - description: Power Domain Signal RX - HardReset or CableReset signal RX | ||
| - description: Power Domain TX complete | ||
| - description: Power Domain RX complete | ||
| - description: Power Domain TX fail | ||
| - description: Power Domain TX message discard | ||
| - description: Power Domain RX message discard | ||
| - description: Power Domain Fast Role Swap event | ||
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| interrupt-names: | ||
| items: | ||
| - const: or-rid-detect-change | ||
| - const: vpd-detect | ||
| - const: cc-state-change | ||
| - const: vconn-oc | ||
| - const: vbus-change | ||
| - const: attach-detach | ||
| - const: legacy-cable-detect | ||
| - const: try-snk-src-detect | ||
| - const: sig-tx | ||
| - const: sig-rx | ||
| - const: msg-tx | ||
| - const: msg-rx | ||
| - const: msg-tx-failed | ||
| - const: msg-tx-discarded | ||
| - const: msg-rx-discarded | ||
| - const: fr-swap | ||
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| vdd-vbus-supply: | ||
| description: VBUS power supply. | ||
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| vdd-pdphy-supply: | ||
| description: VDD regulator supply to the PDPHY. | ||
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| port: | ||
| $ref: /schemas/graph.yaml#/properties/port | ||
| description: | ||
| Contains a port which produces data-role switching messages. | ||
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| required: | ||
| - compatible | ||
| - reg | ||
| - interrupts | ||
| - interrupt-names | ||
| - vdd-vbus-supply | ||
| - vdd-pdphy-supply | ||
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| additionalProperties: false | ||
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| examples: | ||
| - | | ||
| #include <dt-bindings/interrupt-controller/arm-gic.h> | ||
| #include <dt-bindings/usb/pd.h> | ||
| pmic { | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
| pm8150b_typec: typec@1500 { | ||
| compatible = "qcom,pm8150b-typec"; | ||
| reg = <0x1500>, | ||
| <0x1700>; | ||
| interrupts = <0x2 0x15 0x00 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x15 0x01 IRQ_TYPE_EDGE_BOTH>, | ||
| <0x2 0x15 0x02 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x15 0x03 IRQ_TYPE_EDGE_BOTH>, | ||
| <0x2 0x15 0x04 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x15 0x05 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x15 0x06 IRQ_TYPE_EDGE_BOTH>, | ||
| <0x2 0x15 0x07 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x00 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x01 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x02 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x03 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x04 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x05 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x06 IRQ_TYPE_EDGE_RISING>, | ||
| <0x2 0x17 0x07 IRQ_TYPE_EDGE_RISING>; | ||
| interrupt-names = "or-rid-detect-change", | ||
| "vpd-detect", | ||
| "cc-state-change", | ||
| "vconn-oc", | ||
| "vbus-change", | ||
| "attach-detach", | ||
| "legacy-cable-detect", | ||
| "try-snk-src-detect", | ||
| "sig-tx", | ||
| "sig-rx", | ||
| "msg-tx", | ||
| "msg-rx", | ||
| "msg-tx-failed", | ||
| "msg-tx-discarded", | ||
| "msg-rx-discarded", | ||
| "fr-swap"; | ||
| vdd-vbus-supply = <&pm8150b_vbus>; | ||
| vdd-pdphy-supply = <&vreg_l2a_3p1>; | ||
| connector { | ||
| compatible = "usb-c-connector"; | ||
| power-role = "source"; | ||
| data-role = "dual"; | ||
| self-powered; | ||
| source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_DUAL_ROLE | | ||
| PDO_FIXED_USB_COMM | PDO_FIXED_DATA_SWAP)>; | ||
| ports { | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
| port@0 { | ||
| reg = <0>; | ||
| pmic_typec_mux_out: endpoint { | ||
| remote-endpoint = <&usb_phy_typec_mux_in>; | ||
| }; | ||
| }; | ||
| port@1 { | ||
| reg = <1>; | ||
| pmic_typec_role_switch_out: endpoint { | ||
| remote-endpoint = <&usb_role_switch_in>; | ||
| }; | ||
| }; | ||
| }; | ||
| }; | ||
| }; | ||
| }; | ||
| usb { | ||
| dr_mode = "otg"; | ||
| usb-role-switch; | ||
| port { | ||
| usb_role_switch_in: endpoint { | ||
| remote-endpoint = <&pmic_typec_role_switch_out>; | ||
| }; | ||
| }; | ||
| }; | ||
| usb-phy { | ||
| orientation-switch; | ||
| port { | ||
| usb_phy_typec_mux_in: endpoint { | ||
| remote-endpoint = <&pmic_typec_mux_out>; | ||
| }; | ||
| }; | ||
| }; | ||
| ... |