linux-kernel - [PATCH 2/3] dt-bindings: leds: Add binding for aw2013

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Date:   Mon,  4 May 2020 21:29:33 +0500
From:   nikitos.tr@...il.com
To:     pavel@....cz
Cc:     dmurphy@...com, robh+dt@...nel.org, linux-leds@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht,
        Nikita Travkin <nikitos.tr@...il.com>
Subject: [PATCH 2/3] dt-bindings: leds: Add binding for aw2013

From: Nikita Travkin <nikitos.tr@...il.com>

Add YAML devicetree binding for AWINIC AW2013 3-channel led driver

Signed-off-by: Nikita Travkin <nikitos.tr@...il.com>
---
 .../devicetree/bindings/leds/leds-aw2013.yaml | 91 +++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/leds/leds-aw2013.yaml

diff --git a/Documentation/devicetree/bindings/leds/leds-aw2013.yaml b/Documentation/devicetree/bindings/leds/leds-aw2013.yaml
new file mode 100644
index 000000000000..f118721df1e8
--- /dev/null
+++ b/Documentation/devicetree/bindings/leds/leds-aw2013.yaml
@@ -0,0 +1,91 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/leds/leds-aw2013.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: AWINIC AW2013 3-channel LED Driver
+
+maintainers:
+  - Nikita Travkin <nikitos.tr@...il.com>
+
+description: |
+  The AW2013 is a 3-channel LED driver with I2C interface. It can control
+  LED brightness with PWM output.
+
+properties:
+  compatible:
+    const: awinic,aw2013
+
+  reg:
+    maxItems: 1
+
+  vcc-supply:
+    description: Regulator providing power to the "VCC" pin.
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+patternProperties:
+  "^led@[0-2]$":
+    type: object
+    allOf:
+      - $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/gpio/gpio.h>
+    #include <dt-bindings/leds/common.h>
+
+    i2c0 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        led-controller@45 {
+            compatible = "awinic,aw2013";
+            reg = <0x45>;
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            vcc-supply = <&pm8916_l17>;
+
+            led@0 {
+                reg = <0>;
+                led-max-microamp = <5000>;
+                function = LED_FUNCTION_INDICATOR;
+                color = <LED_COLOR_ID_RED>;
+            };
+
+            led@1 {
+                reg = <1>;
+                led-max-microamp = <5000>;
+                function = LED_FUNCTION_INDICATOR;
+                color = <LED_COLOR_ID_GREEN>;
+            };
+
+            led@2 {
+                reg = <2>;
+                led-max-microamp = <5000>;
+                function = LED_FUNCTION_INDICATOR;
+                color = <LED_COLOR_ID_BLUE>;
+            };
+        };
+    };
+...
-- 
2.20.1