linux-kernel - [PATCH 1/2] dt-bindings: leds: add mps mp3326 LED

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Message-ID: <20231124093034.951-2-Yuxi.Wang@monolithicpower.com>
Date:   Fri, 24 Nov 2023 17:30:32 +0800
From:   Yuxi Wang <Yuxi.Wang@...olithicpower.com>
To:     <pavel@....cz>, <lee@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <Yuxi.Wang@...olithicpower.com>
CC:     <linux-kernel@...r.kernel.org>, <linux-leds@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <wyx137120466@...il.com>
Subject: [PATCH 1/2] dt-bindings: leds: add mps mp3326 LED

Document mps mp3326 LED driver devicetree bindings.

Signed-off-by: Yuxi Wang <Yuxi.Wang@...olithicpower.com>
---
 .../devicetree/bindings/leds/mps,mp3326.yaml  | 143 ++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/leds/mps,mp3326.yaml

diff --git a/Documentation/devicetree/bindings/leds/mps,mp3326.yaml b/Documentation/devicetree/bindings/leds/mps,mp3326.yaml
new file mode 100644
index 000000000000..5f6bde46ccc8
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/mps,mp3326.yaml
@@ -0,0 +1,143 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/mps,mp3326.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MPS MP3326 RGB/White LED Driver
+
+maintainers:
+  - Yuxi Wang <Yuxi.Wang@...olithicpower.com>
+
+description: |
+  The MP3326 is a RGB/White LED driver with I2C interface.
+
+  For more product information please see the link below:
+  https://www.monolithicpower.com/en/products/mp3326.html
+
+properties:
+  compatible:
+    const: mps,mp3326
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+  reg:
+    maxItems: 1
+
+  multi-led:
+    type: object
+    unevaluatedProperties: false
+
+    properties:
+      "#address-cells":
+        const: 1
+
+      "#size-cells":
+        const: 0
+
+      color:
+        description: RGB module
+
+    patternProperties:
+      "^led@[0-3]$":
+        type: object
+        $ref: common.yaml#
+        unevaluatedProperties: false
+
+        properties:
+          reg:
+            description: Index of the LED.
+            minimum: 1
+            maximum: 16
+
+        required:
+          - reg
+          - color
+
+    required:
+      - "#address-cells"
+      - "#size-cells"
+      - color
+
+patternProperties:
+  "^led@[0-9]$":
+    type: object
+    $ref: common.yaml#
+    unevaluatedProperties: false
+
+    properties:
+      reg:
+        description: Index of the LED.
+        minimum: 1
+        maximum: 16
+
+    required:
+      - reg
+
+required:
+  - compatible
+  - reg
+  - "#address-cells"
+  - "#size-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/leds/common.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        led-controller@30 {
+            #address-cells = <1>;
+            #size-cells = <0>;
+            compatible = "mps,mp3326";
+            reg = <0x30>;
+            multi-led {
+              #address-cells = <1>;
+              #size-cells = <0>;
+              color = <LED_COLOR_ID_RGB>;
+
+              led@0 {
+                  reg  = <1>;
+                  color = <LED_COLOR_ID_RED>;
+              };
+
+              led@1 {
+                  reg = <2>;
+                  color = <LED_COLOR_ID_GREEN>;
+              };
+
+              led@2 {
+                  reg = <3>;
+                  color = <LED_COLOR_ID_BLUE>;
+              };
+            };
+        };
+    };
+
+  - |
+    #include <dt-bindings/leds/common.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        led-controller@30 {
+            compatible = "mps,mp3326";
+            reg = <0x30>;
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            led@0 {
+                reg= <5>;
+                color = <LED_COLOR_ID_WHITE>;
+            };
+        };
+    };
+...
-- 
2.25.1