linux-kernel - [PATCH v2 2/2] dt-bindings: leds: Document Awinic AW2026 bindings

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Message-ID: <20230525101428.2037061-1-v.barinov@yadro.com>
Date:   Thu, 25 May 2023 13:14:28 +0300
From:   Vladimir Barinov <v.barinov@...ro.com>
To:     Lee Jones <lee@...nel.org>, Pavel Machek <pavel@....cz>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
CC:     <linux-leds@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        Vladimir Barinov <v.barinov@...ro.com>, <linux@...ro.com>
Subject: [PATCH v2 2/2] dt-bindings: leds: Document Awinic AW2026 bindings

Add Awinic AW2026 binding documentation

Signed-off-by: Vladimir Barinov <v.barinov@...ro.com>
---
Changes in version 2:
- fixed typos in patch header 2016 -> 2026
- fixed typo in example section that break dt_binding_check

 .../bindings/leds/awinic,aw2026.yaml          | 92 +++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/leds/awinic,aw2026.yaml

diff --git a/Documentation/devicetree/bindings/leds/awinic,aw2026.yaml b/Documentation/devicetree/bindings/leds/awinic,aw2026.yaml
new file mode 100664
index 000000000000..abacf746677b
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/awinic,aw2026.yaml
@@ -0,0 +1,93 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/awinic,aw2026.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Awinic AW2026 3-channel LED Driver
+
+maintainers:
+  - Vladimir Barinov <v.barinov@...ro.com>
+
+description: |
+  The AW2026 is a 3-channel LED driver with I2C interface. It can control
+  LED brightness with PWM output. It supports hardware blinking and
+  hardware patterns.
+
+properties:
+  compatible:
+    const: awinic,aw2026
+
+  reg:
+    maxItems: 1
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+  awinic,led-max-microamp:
+    description:
+      Maximum current at LED output
+    enum:
+      [3000, 6375, 12750, 25500]
+
+  vcc-supply:
+    description: Regulator providing power to the "VBAT" pin.
+
+patternProperties:
+  "^led@[0-2]$":
+    type: object
+    $ref: common.yaml#
+
+    properties:
+      reg:
+        description: Index of the LED.
+        minimum: 0
+        maximum: 2
+
+required:
+  - compatible
+  - reg
+  - "#address-cells"
+  - "#size-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/leds/common.h>
+
+    i2c0 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        led-controller@64 {
+            compatible = "awinic,aw2026";
+            reg = <0x64>;
+            #address-cells = <1>;
+            #size-cells = <0>;
+            awinic,led-max-microamp = <6375>;
+            vcc-supply = <&vcc_3v3_s0>;
+
+            led@0 {
+                    reg = <0>;
+                    function = LED_FUNCTION_INDICATOR;
+                    color = <LED_COLOR_ID_RED>;
+            };
+
+            led@1 {
+                    reg = <1>;
+                    function = LED_FUNCTION_INDICATOR;
+                    color = <LED_COLOR_ID_BLUE>;
+            };
+
+            led@2 {
+                    reg = <2>;
+                    function = LED_FUNCTION_INDICATOR;
+                    color = <LED_COLOR_ID_GREEN>;
+            };
+        };
+    };
+...
-- 
2.34.1