[5/6] dt-bindings: usb: Add Qualcomm PMIC TCPM YAML schema

Commit Message

Bryan O'Donoghue Oct. 25, 2021, 3:09 p.m. UTC

Add a YAML description for the pm8150b-tcpm driver. The pm8150b-tcpm
encapsulates a type-c block and a pdphy block into one block presented to
the tcpm Linux API.

Signed-off-by: Bryan O'Donoghue <[e-mail]>
---
 .../bindings/usb/qcom,pmic-tcpm.yaml          | 110 ++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/usb/qcom,pmic-tcpm.yaml

Patch

diff --git a/Documentation/devicetree/bindings/usb/qcom,pmic-tcpm.yaml b/Documentation/devicetree/bindings/usb/qcom,pmic-tcpm.yaml
new file mode 100644
index 0000000000000..6dd51a1dd944f
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/qcom,pmic-tcpm.yaml
@@ -0,0 +1,110 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/usb/qcom,pmic-tcpm.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm PMIC TCPM Driver
+
+maintainers:
+  - Bryan O'Donoghue <[e-mail]>
+
+description: |
+  Qualcomm PMIC Type-C Port Manager Driver
+
+properties:
+  compatible:
+    enum:
+      - qcom,pm8150b-tcpm
+
+  ports:
+    description: Remote endpoint connections
+    $ref: /connector/usb-connector.yaml#/properties/ports
+
+    properties:
+      port@0:
+        description: Remote endpoints for the type-c device
+
+      port@1:
+        description: Remote endpoints for the pdphy device
+
+      port@2:
+         description: Connection to role switch node
+
+    required:
+      - port@0
+      - port@1
+      - port@2
+
+required:
+  - compatible
+  - ports
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/usb/pd.h>
+    #include <dt-bindings/usb/typec/tcpm/qcom,pmic-usb-typec.h>
+    #include <dt-bindings/usb/typec/tcpm/qcom,pmic-usb-pdphy.h>
+
+    pm8150b_tcpm: pmic-tcpm {
+        compatible = "qcom,pmic-tcpm";
+
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        status = "disabled";
+        ports {
+
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port@0 {
+                reg = <0>;
+                pmic_tcpm_typec: endpoint {
+                    remote-endpoint = <&pmic_typec>;
+                };
+            };
+            port@1 {
+                reg = <1>;
+                pmic_tcpm_pdphy: endpoint {
+                    remote-endpoint = <&pmic_pdphy>;
+                };
+            };
+            port@2 {
+                ret = <2>;
+                usb3_role: endpoint@0 {
+                    remote-endpoint = <&dwc3_drd_switch>;
+                };
+            };
+        };
+
+        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_tcpm_ss_mux: endpoint@0 {
+                        remote-endpoint = <&qmp_ss_mux>;
+                    };
+                };
+            };
+        };
+    };
+
+...