linux-kernel - [PATCH 1/2] dt-bindings: usb: Describe TUSB1046 crosspoint switch

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Message-Id: <20241018-tusb1046-v1-1-a38312f18691@bootlin.com>
Date: Fri, 18 Oct 2024 15:30:48 +0200
From: Romain Gantois <romain.gantois@...tlin.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc: Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 linux-usb@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Romain Gantois <romain.gantois@...tlin.com>
Subject: [PATCH 1/2] dt-bindings: usb: Describe TUSB1046 crosspoint switch

Describe the Texas Instruments TUSB1046-DCI USB Type-C linear redriver
crosspoint switch. This component is used to handle orientation switching
and DisplayPort altmode multiplexing for Type-C signals.

Signed-off-by: Romain Gantois <romain.gantois@...tlin.com>
---
 .../devicetree/bindings/usb/ti,tusb1046.yaml       | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/ti,tusb1046.yaml b/Documentation/devicetree/bindings/usb/ti,tusb1046.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..ce3d10ea40c03618a182f6ef92c285617b173016
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/ti,tusb1046.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/ti,tusb1046.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments TUSB1046-DCI Type-C crosspoint switch
+
+maintainers:
+  - Romain Gantois <romain.gantois@...tlin.com>
+
+allOf:
+  - $ref: usb-switch.yaml#
+
+properties:
+  compatible:
+    const: ti,tusb1046
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - port
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        typec-mux@44 {
+            compatible = "ti,tusb1046";
+            reg = <0x44>;
+
+            mode-switch;
+            orientation-switch;
+
+            port {
+              endpoint {
+                remote-endpoint = <&typec_controller>;
+              };
+            };
+        };
+    };
+...

-- 
2.47.0