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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "common.h"
#include "compile_time_macros.h"
#include "hooks.h"
#include "pwm.h"
#include "pwm_chip.h"
const struct pwm_t pwm_channels[] = {
[PWM_CH_KBLIGHT] = {
.channel = 3,
.flags = 0,
/*
* Set PWM frequency to multiple of 50 Hz and 60 Hz to prevent
* flicker. Higher frequencies consume similar average power to
* lower PWM frequencies, but higher frequencies record a much
* lower maximum power.
*/
.freq = 2400,
},
[PWM_CH_FAN] = {
.channel = 5,
.flags = PWM_CONFIG_OPEN_DRAIN,
.freq = 25000
},
};
BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
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