bindings/leds/awinic%2Caw200xx.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Martin Kurbanov <mmkurbanov@sberdevices.ru>
13   It is a matrix LED driver programmed via an I2C interface. Devices have
14   a set of individually controlled leds and support 3 pattern controllers
16     - AW20036 (3x12) 36 LEDs
17     - AW20054 (6x9)  54 LEDs
18     - AW20072 (6x12) 72 LEDs
19     - AW20108 (9x12) 108 LEDs
22   aw20036 - https://www.awinic.com/en/productDetail/AW20036QNR#tech-docs
23   aw20054 - https://www.awinic.com/en/productDetail/AW20054QNR#tech-docs
24   aw20072 - https://www.awinic.com/en/productDetail/AW20072QNR#tech-docs
25   aw20108 - https://www.awinic.com/en/productDetail/AW20108QNR#tech-docs
30       - awinic,aw20036
31       - awinic,aw20054
32       - awinic,aw20072
33       - awinic,aw20108
36     maxItems: 1
38   "#address-cells":
39     const: 1
41   "#size-cells":
44   enable-gpios:
45     maxItems: 1
48   "^led@[0-9a-f]+$":
57         maxItems: 1
59       led-max-microamp:
62           Note that a driver will take the minimum of all LED limits
63           since the chip has a single global setting.
66             IMAXled = 160000 * (592 / 600.5) * (1 / max-current-switch-number)
68             IMINled = 3300 * (592 / 600.5) * (1 / max-current-switch-number)
69           where max-current-switch-number is determined by led configuration
73   - if:
80         "^led@[0-9a-f]+$":
87   - if:
94         "^led@[0-9a-f]+$":
101   - if:
108         "^led@[0-9a-f]+$":
115   - if:
122         "^led@[0-9a-f]+$":
130   - compatible
131   - reg
132   - "#address-cells"
133   - "#size-cells"
138   - |
139     #include <dt-bindings/gpio/gpio.h>
140     #include <dt-bindings/leds/common.h>
143         #address-cells = <1>;
144         #size-cells = <0>;
146         led-controller@3a {
149             #address-cells = <1>;
150             #size-cells = <0>;
151             enable-gpios = <&gpio 3 GPIO_ACTIVE_HIGH>;
156                 led-max-microamp = <9780>;
159             led@1 {
162                 led-max-microamp = <9780>;
168                 led-max-microamp = <9780>;