1*c8891360SChiYuan Huang# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*c8891360SChiYuan Huang%YAML 1.2
3*c8891360SChiYuan Huang---
4*c8891360SChiYuan Huang$id: http://devicetree.org/schemas/leds/leds-rt4505.yaml#
5*c8891360SChiYuan Huang$schema: http://devicetree.org/meta-schemas/core.yaml#
6*c8891360SChiYuan Huang
7*c8891360SChiYuan Huangtitle: Richtek RT4505 Single Channel LED Driver
8*c8891360SChiYuan Huang
9*c8891360SChiYuan Huangmaintainers:
10*c8891360SChiYuan Huang  - ChiYuan Huang <cy_huang@richtek.com>
11*c8891360SChiYuan Huang
12*c8891360SChiYuan Huangdescription: |
13*c8891360SChiYuan Huang  The RT4505 is a flash LED driver that can support up to 375mA and 1.5A for
14*c8891360SChiYuan Huang  torch and flash mode, respectively.
15*c8891360SChiYuan Huang
16*c8891360SChiYuan Huang  The data sheet can be found at:
17*c8891360SChiYuan Huang    https://www.richtek.com/assets/product_file/RT4505/DS4505-02.pdf
18*c8891360SChiYuan Huang
19*c8891360SChiYuan Huangproperties:
20*c8891360SChiYuan Huang  compatible:
21*c8891360SChiYuan Huang    const: richtek,rt4505
22*c8891360SChiYuan Huang
23*c8891360SChiYuan Huang  reg:
24*c8891360SChiYuan Huang    description: I2C slave address of the controller.
25*c8891360SChiYuan Huang    maxItems: 1
26*c8891360SChiYuan Huang
27*c8891360SChiYuan Huang  led:
28*c8891360SChiYuan Huang    type: object
29*c8891360SChiYuan Huang    $ref: common.yaml#
30*c8891360SChiYuan Huang
31*c8891360SChiYuan Huangrequired:
32*c8891360SChiYuan Huang  - compatible
33*c8891360SChiYuan Huang  - reg
34*c8891360SChiYuan Huang
35*c8891360SChiYuan HuangadditionalProperties: false
36*c8891360SChiYuan Huang
37*c8891360SChiYuan Huangexamples:
38*c8891360SChiYuan Huang  - |
39*c8891360SChiYuan Huang    #include <dt-bindings/leds/common.h>
40*c8891360SChiYuan Huang
41*c8891360SChiYuan Huang    i2c0 {
42*c8891360SChiYuan Huang      #address-cells = <1>;
43*c8891360SChiYuan Huang      #size-cells = <0>;
44*c8891360SChiYuan Huang
45*c8891360SChiYuan Huang      led-controller@63 {
46*c8891360SChiYuan Huang        compatible = "richtek,rt4505";
47*c8891360SChiYuan Huang        reg = <0x63>;
48*c8891360SChiYuan Huang
49*c8891360SChiYuan Huang        rt4505_flash: led {
50*c8891360SChiYuan Huang          function = LED_FUNCTION_FLASH;
51*c8891360SChiYuan Huang          color = <LED_COLOR_ID_WHITE>;
52*c8891360SChiYuan Huang          led-max-microamp = <375000>;
53*c8891360SChiYuan Huang          flash-max-microamp = <1500000>;
54*c8891360SChiYuan Huang          flash-max-timeout-us = <800000>;
55*c8891360SChiYuan Huang        };
56*c8891360SChiYuan Huang      };
57*c8891360SChiYuan Huang    };
58