diff options
| author | Tommy Chung <tommy.chung@quanta.corp-partner.google.com> | 2022-06-29 15:50:54 +0800 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2022-06-29 12:09:31 +0000 |
| commit | 349a74b202b7fd75fc07074c16504f862275e0a3 (patch) | |
| tree | 5b775d5f7a67efa6b395bddaab6f816092117077 | |
| parent | abeb0e409c60ce00a9e7b325749d8f0f82bb85c2 (diff) | |
| download | chrome-ec-349a74b202b7fd75fc07074c16504f862275e0a3.tar.gz | |
dojo: Set KB_BL PWM freq to 2400Hz
To make the variation of KB_BL brightness clear, lower the PWM signal
freq to 2400Hz.
BUG=b:237232105
BRANCH=cherry
TEST=adjust the KB_BL brightness and see the variation.
Signed-off-by: Tommy Chung <tommy.chung@quanta.corp-partner.google.com>
Change-Id: I630869a90cfa5c5be8fac36211567dade1e0ceb7
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3733880
Reviewed-by: Ting Shen <phoenixshen@chromium.org>
(cherry picked from commit 8e0fcd95431605b75e0344b9cfd66e5e7f0a2b7d)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3734787
Commit-Queue: Ting Shen <phoenixshen@chromium.org>
| -rw-r--r-- | board/dojo/board.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/board/dojo/board.c b/board/dojo/board.c index 2de269c002..7ca737f337 100644 --- a/board/dojo/board.c +++ b/board/dojo/board.c @@ -298,7 +298,7 @@ const struct pwm_t pwm_channels[] = { }, [PWM_CH_KBLIGHT] = { .channel = 3, - .freq_hz = 10000, + .freq_hz = 2400, .pcfsr_sel = PWM_PRESCALER_C6, }, [PWM_CH_LED_C0_WHITE] = { |