Add a description for the Type-C silicon interface inside Qualcomm's PM8150b hardware block. Based on original work by Wesley. Signed-off-by: Wesley Cheng <wcheng@xxxxxxxxxxxxxx> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx> --- .../bindings/usb/qcom,pmic-typec.yaml | 190 ++++++++++++++++++ 1 file changed, 190 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml diff --git a/Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml b/Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml new file mode 100644 index 0000000000000..17c5c244c1701 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml @@ -0,0 +1,190 @@ +# 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# + +title: Qualcomm PMIC based USB Type-C block + +maintainers: + - Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx> + +description: + Qualcomm PMIC Type-C block + +properties: + compatible: + enum: + - qcom,pm8150b-typec + + connector: + type: object + $ref: /schemas/connector/usb-connector.yaml# + unevaluatedProperties: false + + reg: + description: Type-C port and pdphy SPMI register base offsets + maxItems: 2 + + 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 + + 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 + + vdd-vbus-supply: + description: VBUS power supply. + + vdd-pdphy-supply: + description: VDD regulator supply to the PDPHY. + + port: + $ref: /schemas/graph.yaml#/properties/port + description: + Contains a port which produces data-role switching messages. + +required: + - compatible + - reg + - interrupts + - interrupt-names + - vdd-vbus-supply + - vdd-pdphy-supply + +additionalProperties: false + +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_controller_role_switch_in>; + }; + }; + }; + }; + }; + }; + + usb_controller { + dr_mode = "otg"; + usb-role-switch; + port { + usb_controller_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>; + }; + }; + }; + +... -- 2.39.2
