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Message-ID: <91c61d815123fb0b7e067e368d784e3434997068.1642768837.git.quic_schowdhu@quicinc.com>
Date: Fri, 21 Jan 2022 19:23:46 +0530
From: Souradeep Chowdhury <quic_schowdhu@...cinc.com>
To: <linux-arm-msm@...r.kernel.org>, <linux-usb@...r.kernel.org>,
<devicetree@...r.kernel.org>, <pure.logic@...us-software.ie>,
<bjorn.andersson@...aro.org>, <greg@...ah.com>, <robh@...nel.org>
CC: <linux-kernel@...r.kernel.org>, <quic_tsoni@...cinc.com>,
<quic_psodagud@...cinc.com>, <quic_satyap@...cinc.com>,
<quic_pheragu@...cinc.com>, <quic_rjendra@...cinc.com>,
<quic_sibis@...cinc.com>, <quic_saipraka@...cinc.com>,
<quic_schowdhu@...cinc.com>
Subject: [PATCH V4 1/6] dt-bindings: Add the yaml bindings for EUD
Documentation for Embedded USB Debugger(EUD) device tree
bindings in yaml format.
Signed-off-by: Souradeep Chowdhury <quic_schowdhu@...cinc.com>
---
.../devicetree/bindings/soc/qcom/qcom,eud.yaml | 77 ++++++++++++++++++++++
1 file changed, 77 insertions(+)
create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml
diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml
new file mode 100644
index 0000000..c98aab2
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/soc/qcom/qcom,eud.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm Embedded USB Debugger
+
+maintainers:
+ - Souradeep Chowdhury <quic_schowdhu@...cinc.com>
+
+description:
+ This binding is used to describe the Qualcomm Embedded USB Debugger, which is
+ mini USB-hub implemented on chip to support USB-based debug capabilities.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - qcom,sc7280-eud
+ - const: qcom,eud
+
+ reg:
+ items:
+ - description: EUD Base Register Region
+ - description: EUD Mode Manager Register
+
+ interrupts:
+ description: EUD interrupt
+ maxItems: 1
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+ description:
+ These ports are to be attached to the endpoint of the DWC3 controller node
+ and type C connector node. The controller has the "usb-role-switch"
+ property.
+
+ properties:
+ port@0:
+ $ref: /schemas/graph.yaml#/properties/port
+ description: This port is to be attached to the DWC3 controller.
+
+ port@1:
+ $ref: /schemas/graph.yaml#/properties/port
+ description: This port is to be attached to the type C connector.
+
+required:
+ - compatible
+ - reg
+ - ports
+
+additionalProperties: false
+
+examples:
+ - |
+ eud@...0000 {
+ compatible = "qcom,sc7280-eud","qcom,eud";
+ reg = <0x88e0000 0x2000>,
+ <0x88e2000 0x1000>;
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@0 {
+ reg = <0>;
+ eud_ep: endpoint {
+ remote-endpoint = <&usb2_role_switch>;
+ };
+ };
+ port@1 {
+ reg = <1>;
+ eud_con: endpoint {
+ remote-endpoint = <&con_eud>;
+ };
+ };
+ };
+ };
--
2.7.4
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