linux-kernel - [PATCH v3 1/2] dt-bindings: usb: Add ti,tps25750

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Message-Id: <fc8a793aad8a84ee4658e630b7be2b04925a66c5.1692507038.git.abdelalkuor@geotab.com>
Date:   Sun, 20 Aug 2023 01:23:15 -0400
From:   Abdel Alkuor <alkuor@...il.com>
To:     heikki.krogerus@...ux.intel.com, devicetree@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        abdelalkuor@...tab.com, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 1/2] dt-bindings: usb: Add ti,tps25750

From: Abdel Alkuor <abdelalkuor@...tab.com>

TPS25750 provides power negotiation and capabilities management
for USB Type-C applications.

Signed-off-by: Abdel Alkuor <abdelalkuor@...tab.com>
---
v3:
 - Drop typec label
 - Use typec@21 as node name
v2:
 - Remove redundant word 'binding' from Subject
 - Add new line before reg property
 - Remove unused description in interrupts property
 - Drop interrupt-names property
 - Add maxItems to firmware-name property
 - Use generic node name 'typec' instead of 'tps25750'
---
 .../devicetree/bindings/usb/ti,tps25750.yaml  | 81 +++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/usb/ti,tps25750.yaml

diff --git a/Documentation/devicetree/bindings/usb/ti,tps25750.yaml b/Documentation/devicetree/bindings/usb/ti,tps25750.yaml
new file mode 100644
index 000000000000..c658cb7ddec9
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/ti,tps25750.yaml
@@ -0,0 +1,81 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/ti,tps25750.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments 25750 Type-C Port Switch and Power Delivery controller
+
+maintainers:
+  - Abdel Alkuor <abdelalkuor@...tab.com>
+
+description: |
+  Texas Instruments 25750 Type-C Port Switch and Power Delivery controller
+
+properties:
+  compatible:
+    enum:
+      - ti,tps25750
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  firmware-name:
+    description: |
+      Should contain the name of the default patch binary
+      file located on the firmware search path which is
+      used to switch the controller into APP mode
+    maxItems: 1
+
+  connector:
+    type: object
+    $ref: ../connector/usb-connector.yaml#
+    description:
+      Properties for usb c connector.
+    required:
+      - data-role
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - connector
+
+additionalProperties: true
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        typec@21 {
+            compatible = "ti,tps25750";
+            reg = <0x21>;
+
+            interrupt-parent = <&msmgpio>;
+            interrupts = <107 IRQ_TYPE_LEVEL_LOW>;
+            interrupt-names = "irq";
+
+            firmware-name = "tps25750.bin";
+
+            pinctrl-names = "default";
+            pinctrl-0 = <&typec_pins>;
+
+            typec_con: connector {
+                compatible = "usb-c-connector";
+                label = "USB-C";
+                data-role = "dual";
+                port {
+                    typec_ep: endpoint {
+                        remote-endpoint = <&otg_ep>;
+                    };
+                };
+            };
+        };
+    };
+...
-- 
2.34.1