xref: /freebsd/sys/contrib/device-tree/Bindings/leds/leds-rt4505.yaml (revision 924226fba12cc9a228c73b956e1b7fa24c60b055)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/leds/leds-rt4505.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Richtek RT4505 Single Channel LED Driver
8
9maintainers:
10  - ChiYuan Huang <cy_huang@richtek.com>
11
12description: |
13  The RT4505 is a flash LED driver that can support up to 375mA and 1.5A for
14  torch and flash mode, respectively.
15
16  The data sheet can be found at:
17    https://www.richtek.com/assets/product_file/RT4505/DS4505-02.pdf
18
19properties:
20  compatible:
21    const: richtek,rt4505
22
23  reg:
24    description: I2C slave address of the controller.
25    maxItems: 1
26
27  led:
28    type: object
29    $ref: common.yaml#
30
31required:
32  - compatible
33  - reg
34
35additionalProperties: false
36
37examples:
38  - |
39    #include <dt-bindings/leds/common.h>
40
41    i2c0 {
42      #address-cells = <1>;
43      #size-cells = <0>;
44
45      led-controller@63 {
46        compatible = "richtek,rt4505";
47        reg = <0x63>;
48
49        rt4505_flash: led {
50          function = LED_FUNCTION_FLASH;
51          color = <LED_COLOR_ID_WHITE>;
52          led-max-microamp = <375000>;
53          flash-max-microamp = <1500000>;
54          flash-max-timeout-us = <800000>;
55        };
56      };
57    };
58