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author | Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com> | 2022-02-10 10:33:08 +0800 |
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committer | Commit Bot <commit-bot@chromium.org> | 2022-02-17 11:20:41 +0000 |
commit | 55680f70d2a1e61c193fc78ff1d51c7437803683 (patch) | |
tree | e12ef58e7b092b03ac8925f2656acd612fec4239 /board/kinox/pwm.c | |
parent | 7e464f4acaef417e315c1d48779c2ea67b14993d (diff) | |
download | chrome-ec-55680f70d2a1e61c193fc78ff1d51c7437803683.tar.gz |
kinox: Initial EC imagestabilize-quickfix-14526.91.B-mainstabilize-14526.89.B-mainstabilize-14526.84.B-mainstabilize-14526.73.B-mainstabilize-14526.67.B-mainstabilize-14526.57.B-mainrelease-R100-14526.B-main
Create the initial EC image for the kinox variant by copying the
brask reference board EC files into a new directory named for
the variant.
(Auto-Generated by create_initial_ec_image.sh version 1.5.0).
BUG=b:215049181
BRANCH=None
TEST=make BOARD=kinox
Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Change-Id: I604216664a0efc690ba9cd2c0c071a0e4650b228
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3448054
Reviewed-by: Zhuohao Lee <zhuohao@chromium.org>
Commit-Queue: Zhuohao Lee <zhuohao@chromium.org>
Diffstat (limited to 'board/kinox/pwm.c')
-rw-r--r-- | board/kinox/pwm.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/board/kinox/pwm.c b/board/kinox/pwm.c new file mode 100644 index 0000000000..125d507a82 --- /dev/null +++ b/board/kinox/pwm.c @@ -0,0 +1,45 @@ +/* Copyright 2022 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_LED_GREEN] = { + .channel = 0, + .flags = PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, + .freq = 2000 + }, + [PWM_CH_FAN] = { + .channel = 5, + .flags = PWM_CONFIG_OPEN_DRAIN | PWM_CONFIG_DSLEEP, + .freq = 1000 + }, + [PWM_CH_LED_RED] = { + .channel = 2, + .flags = PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, + .freq = 2000 + }, +}; +BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); + +static void board_pwm_init(void) +{ + /* + * TODO(b/197478860): Turn on the fan at 100% by default + * We need to find tune the fan speed according to the + * thermal sensor value. + */ + pwm_enable(PWM_CH_FAN, 1); + pwm_set_duty(PWM_CH_FAN, 100); + + pwm_enable(PWM_CH_LED_RED, 1); + pwm_enable(PWM_CH_LED_GREEN, 1); +} +DECLARE_HOOK(HOOK_INIT, board_pwm_init, HOOK_PRIO_DEFAULT); |