bindings/mfd/richtek%2Crt4831.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/richtek,rt4831.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT4831 DSV and Backlight Integrated IC
10   - ChiYuan Huang <cy_huang@richtek.com>
13   RT4831 is a multifunctional device that can provide power to the LCD display
14   and LCD backlight.
19   For the LCD backlight, it can provide four channel WLED driving capability.
23   https://www.richtek.com/assets/product_file/RT4831A/DS4831A-05.pdf
27     const: richtek,rt4831
33   enable-gpios:
40     $ref: /schemas/regulator/richtek,rt4831-regulator.yaml
42   backlight:
43     $ref: /schemas/leds/backlight/richtek,rt4831-backlight.yaml
46   - compatible
47   - reg
52   - |
53     #include <dt-bindings/leds/rt4831-backlight.h>
55       #address-cells = <1>;
56       #size-cells = <0>;
58       rt4831@11 {
59         compatible = "richtek,rt4831";
64             regulator-min-microvolt = <4000000>;
65             regulator-max-microvolt = <7150000>;
66             regulator-allow-bypass;
69             regulator-name = "rt4831-dsvp";
70             regulator-min-microvolt = <4000000>;
71             regulator-max-microvolt = <6500000>;
72             regulator-boot-on;
75             regulator-name = "rt4831-dsvn";
76             regulator-min-microvolt = <4000000>;
77             regulator-max-microvolt = <6500000>;
78             regulator-boot-on;
82         backlight {
83           compatible = "richtek,rt4831-backlight";
84           default-brightness = <1024>;
85           max-brightness = <2048>;
86           richtek,bled-ovp-sel = /bits/ 8 <RT4831_BLOVPLVL_21V>;
87           richtek,channel-use = /bits/ 8 <RT4831_BLED_ALLCHEN>;