1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 2*4882a593Smuzhiyun%YAML 1.2 3*4882a593Smuzhiyun--- 4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/pwm/google,cros-ec-pwm.yaml# 5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml# 6*4882a593Smuzhiyun 7*4882a593Smuzhiyuntitle: PWM controlled by ChromeOS EC 8*4882a593Smuzhiyun 9*4882a593Smuzhiyunmaintainers: 10*4882a593Smuzhiyun - Thierry Reding <thierry.reding@gmail.com> 11*4882a593Smuzhiyun - '"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>' 12*4882a593Smuzhiyun 13*4882a593Smuzhiyundescription: | 14*4882a593Smuzhiyun Google's ChromeOS EC PWM is a simple PWM attached to the Embedded Controller 15*4882a593Smuzhiyun (EC) and controlled via a host-command interface. 16*4882a593Smuzhiyun An EC PWM node should be only found as a sub-node of the EC node (see 17*4882a593Smuzhiyun Documentation/devicetree/bindings/mfd/google,cros-ec.yaml). 18*4882a593Smuzhiyun 19*4882a593Smuzhiyunproperties: 20*4882a593Smuzhiyun compatible: 21*4882a593Smuzhiyun const: google,cros-ec-pwm 22*4882a593Smuzhiyun "#pwm-cells": 23*4882a593Smuzhiyun description: The cell specifies the PWM index. 24*4882a593Smuzhiyun const: 1 25*4882a593Smuzhiyun 26*4882a593Smuzhiyunrequired: 27*4882a593Smuzhiyun - compatible 28*4882a593Smuzhiyun - '#pwm-cells' 29*4882a593Smuzhiyun 30*4882a593SmuzhiyunadditionalProperties: false 31*4882a593Smuzhiyun 32*4882a593Smuzhiyunexamples: 33*4882a593Smuzhiyun - | 34*4882a593Smuzhiyun spi { 35*4882a593Smuzhiyun #address-cells = <1>; 36*4882a593Smuzhiyun #size-cells = <0>; 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun cros-ec@0 { 39*4882a593Smuzhiyun compatible = "google,cros-ec-spi"; 40*4882a593Smuzhiyun reg = <0>; 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun cros_ec_pwm: ec-pwm { 43*4882a593Smuzhiyun compatible = "google,cros-ec-pwm"; 44*4882a593Smuzhiyun #pwm-cells = <1>; 45*4882a593Smuzhiyun }; 46*4882a593Smuzhiyun }; 47*4882a593Smuzhiyun }; 48