mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-10-02 07:04:24 +00:00
87a3a3929c
Apple SoCs such as the M1 contain a PWM controller used among other things to control the keyboard backlight. Signed-off-by: Sasha Finkelstein <fnkl.kernel@gmail.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Sven Peter <sven@svenpeter.dev> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
51 lines
947 B
YAML
51 lines
947 B
YAML
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/pwm/apple,s5l-fpwm.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Apple FPWM controller
|
|
|
|
maintainers:
|
|
- asahi@lists.linux.dev
|
|
- Sasha Finkelstein <fnkl.kernel@gmail.com>
|
|
|
|
description: PWM controller used for keyboard backlight on ARM Macs
|
|
|
|
properties:
|
|
compatible:
|
|
items:
|
|
- enum:
|
|
- apple,t8103-fpwm
|
|
- apple,t6000-fpwm
|
|
- apple,t8112-fpwm
|
|
- const: apple,s5l-fpwm
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
clocks:
|
|
maxItems: 1
|
|
|
|
power-domains:
|
|
maxItems: 1
|
|
|
|
"#pwm-cells":
|
|
const: 2
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- clocks
|
|
|
|
additionalProperties: false
|
|
|
|
examples:
|
|
- |
|
|
pwm@235044000 {
|
|
compatible = "apple,t8103-fpwm", "apple,s5l-fpwm";
|
|
reg = <0x35044000 0x4000>;
|
|
power-domains = <&ps_fpwm1>;
|
|
clocks = <&clkref>;
|
|
#pwm-cells = <2>;
|
|
};
|