linux-kernel - [PATCH v4 2/2] usb typec: mt6360: Add MT6360 Type-C DT binding documentation

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Date:   Fri, 28 Aug 2020 17:24:34 +0800
From:   cy_huang <u0084500@...il.com>
To:     gregkh@...uxfoundation.org, robh+dt@...nel.org,
        matthias.bgg@...il.com, linux@...ck-us.net,
        heikki.krogerus@...ux.intel.com
Cc:     cy_huang@...htek.com, gene_chen@...htek.com,
        linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4 2/2] usb typec: mt6360: Add MT6360 Type-C DT binding documentation

From: ChiYuan Huang <cy_huang@...htek.com>

Add a devicetree binding documentation for the MT6360 Type-C driver.

usb typec: mt6360: Rename DT binding doument from mt6360 to mt636x

Signed-off-by: ChiYuan Huang <cy_huang@...htek.com>
---
 .../bindings/usb/mediatek,mt6360-tcpc.yaml         | 73 ++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yaml

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yaml b/Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yaml
new file mode 100644
index 00000000..9e8ab0d
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/mediatek,mt6360-tcpc.yaml
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/usb/mediatek,mt6360-tcpc.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Mediatek MT6360 Type-C Port Switch and Power Delivery controller DT bindings
+
+maintainers:
+  - ChiYuan Huang <cy_huang@...htek.com>
+
+description: |
+  Mediatek MT6360 is a multi-functional device. It integrates charger, ADC, flash, RGB indicators,
+  regulators (BUCKs/LDOs), and TypeC Port Switch with Power Delivery controller.
+  This document only describes MT6360 Type-C Port Switch and Power Delivery controller.
+
+properties:
+  compatible:
+    enum:
+      - mediatek,mt6360-tcpc
+
+  interrupts-extended:
+    maxItems: 1
+
+  interrupt-names:
+    items:
+      - const: PD_IRQB
+
+patternProperties:
+  "connector":
+    type: object
+    $ref: ../connector/usb-connector.yaml#
+    description:
+      Properties for usb c connector.
+
+additionalProperties: false
+
+required:
+  - compatible
+  - interrupts-extended
+  - interrupt-names
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/usb/pd.h>
+    i2c0 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        mt6360@34 {
+            compatible = "mediatek,mt6360";
+            reg = <0x34>;
+
+            tcpc {
+                compatible = "mediatek,mt6360-tcpc";
+                interrupts-extended = <&gpio26 3 IRQ_TYPE_LEVEL_LOW>;
+                interrupt-names = "PD_IRQB";
+
+                connector {
+                        compatible = "usb-c-connector";
+                        label = "USB-C";
+                        data-role = "dual";
+                        power-role = "dual";
+                        try-power-role = "sink";
+                        source-pdos = <PDO_FIXED(5000, 1000, PDO_FIXED_DUAL_ROLE | PDO_FIXED_DATA_SWAP)>;
+                        sink-pdos = <PDO_FIXED(5000, 2000, PDO_FIXED_DUAL_ROLE | PDO_FIXED_DATA_SWAP)>;
+                        op-sink-microwatt = <10000000>;
+                };
+            };
+        };
+    };
+...
-- 
2.7.4