xref: /openbmc/linux/Documentation/devicetree/bindings/leds/leds-rt4505.yaml (revision 20a72af1)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/leds/leds-rt4505.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Richtek RT4505 Single Channel LED Driver

maintainers:
  - ChiYuan Huang <cy_huang@richtek.com>

description: |
  The RT4505 is a flash LED driver that can support up to 375mA and 1.5A for
  torch and flash mode, respectively.

  The data sheet can be found at:
    https://www.richtek.com/assets/product_file/RT4505/DS4505-02.pdf

properties:
  compatible:
    const: richtek,rt4505

  reg:
    description: I2C slave address of the controller.
    maxItems: 1

  led:
    type: object
    $ref: common.yaml#
    unevaluatedProperties: false

required:
  - compatible
  - reg

additionalProperties: false

examples:
  - |
    #include <dt-bindings/leds/common.h>

    i2c {
      #address-cells = <1>;
      #size-cells = <0>;

      led-controller@63 {
        compatible = "richtek,rt4505";
        reg = <0x63>;

        rt4505_flash: led {
          function = LED_FUNCTION_FLASH;
          color = <LED_COLOR_ID_WHITE>;
          led-max-microamp = <375000>;
          flash-max-microamp = <1500000>;
          flash-max-timeout-us = <800000>;
        };
      };
    };