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| author | david.huang <david.huang@quantatw.com> | 2018-01-10 17:22:45 +0800 |
|---|---|---|
| committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2018-01-11 02:25:03 +0000 |
| commit | 3fc31d6e2bdb1d05a2990f2b8a046b56f539a723 (patch) | |
| tree | 5f46b856fff5aab77cdeaaced3052f203aaa207e | |
| parent | 03ba81c13b72a7a94284c6ec992e006213ae97de (diff) | |
| download | chrome-ec-3fc31d6e2bdb1d05a2990f2b8a046b56f539a723.tar.gz | |
Coral: Modify KBLIGHT PWM frequency from 100Hz to 50kHz
Modify KBLIGHT PWM frequency from 100Hz to 50kHz for follow backlight
control IC requirement.
BRANCH=coral
BUG=b:71729104
TEST=Use console "kblight 50" and check ec oupput frequency is 50k.
Change-Id: I014a0391677ec2e06ef13014495a2b51458e35ab
Signed-off-by: David Huang <David.Huang@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/860970
Reviewed-by: Scott Collyer <scollyer@chromium.org>
| -rw-r--r-- | board/coral/board.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/board/coral/board.c b/board/coral/board.c index f775351bd3..99a2531900 100644 --- a/board/coral/board.c +++ b/board/coral/board.c @@ -167,7 +167,7 @@ BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); /* PWM channels. Must be in the exactly same order as in enum pwm_channel. */ const struct pwm_t pwm_channels[] = { - [PWM_CH_KBLIGHT] = { 4, PWM_CONFIG_DSLEEP, 100 }, + [PWM_CH_KBLIGHT] = { 4, 0, 50000 }, }; BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); |