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| author | Devin Lu <devin.lu@quantatw.com> | 2020-03-09 11:19:28 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-04-25 11:39:02 +0000 |
| commit | d3e87ee304765cfad8a3c51e2f6ada7f6265b4c0 (patch) | |
| tree | 09bf5be1299b9725a7c50d10bb8ea1406c82ea69 /board/jinlon | |
| parent | 3ada77a6324ee45a5c3d440c8e686618fb0f4223 (diff) | |
| download | chrome-ec-d3e87ee304765cfad8a3c51e2f6ada7f6265b4c0.tar.gz | |
jinlon: set rpm deviation to 1%
Currently rpm deviaction is 7%, it is too large to cause fan rpm between
actual and target is not accurately. This patch set lower rpm deviation
to 1%.
BUG=b:154564062
BRANCH=firmware-hatch-12672.B
TEST=run ectool pwmsetfanrpm 4000 to 4500 rpm.
make sure fan actual rpm is accurately
2020-03-09 11:09:29 Fan 0 Actual: 4012 rpm
2020-03-09 11:09:29 Fan 0 Target: 4000 rpm
2020-03-09 11:10:08 Fan 0 Actual: 4130 rpm
2020-03-09 11:10:08 Fan 0 Target: 4100 rpm
2020-03-09 11:10:33 Fan 0 Actual: 4219 rpm
2020-03-09 11:10:33 Fan 0 Target: 4200 rpm
2020-03-09 11:11:08 Fan 0 Actual: 4292 rpm
2020-03-09 11:11:08 Fan 0 Target: 4300 rpm
2020-03-09 11:11:30 Fan 0 Actual: 4408 rpm
2020-03-09 11:11:30 Fan 0 Target: 4400 rpm
2020-03-09 11:11:52 Fan 0 Actual: 4488 rpm
2020-03-09 11:11:52 Fan 0 Target: 4500 rpm
Change-Id: I992ab7bc4e60ee522466ad32936a82ffd5101361
Signed-off-by: Devin Lu <Devin.Lu@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2094558
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'board/jinlon')
| -rw-r--r-- | board/jinlon/board.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/board/jinlon/board.h b/board/jinlon/board.h index 32f90cd90a..7abae1f86f 100644 --- a/board/jinlon/board.h +++ b/board/jinlon/board.h @@ -95,6 +95,7 @@ #define CONFIG_CUSTOM_FAN_CONTROL #undef CONFIG_FAN_INIT_SPEED #define CONFIG_FAN_INIT_SPEED 50 +#define RPM_DEVIATION 1 #define CONFIG_TEMP_SENSOR_OTI502 #define CONFIG_TEMP_SENSOR_POWER_GPIO GPIO_EN_A_RAILS #define CONFIG_THERMISTOR |