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| author | Eric Yilun Lin <yllin@chromium.org> | 2022-07-28 14:07:36 +0800 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2022-07-29 06:24:04 +0000 |
| commit | 7e4677a8cd50e29b0f2a965802765dc26adc3289 (patch) | |
| tree | cd49047849ffc0d9838be72ccc1308d4fe38184b | |
| parent | bb4f797a23863aaed5c2a0322e3c9c831c99b923 (diff) | |
| download | chrome-ec-7e4677a8cd50e29b0f2a965802765dc26adc3289.tar.gz | |
rt9490: fix IBUS ADC
REG_IBUS_ADC reports 16-bit signed integer with 1mA LSB.
BUG=b:240370407
TEST=input current report correct value
BRANCH=none
Change-Id: I7e15159366190eba3e8d3c8f55effc003487fd2b
Signed-off-by: Eric Yilun Lin <yllin@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3789205
Commit-Queue: Eric Yilun Lin <yllin@google.com>
Tested-by: Eric Yilun Lin <yllin@google.com>
Reviewed-by: Sung-Chi Li <lschyi@chromium.org>
| -rw-r--r-- | driver/charger/rt9490.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/driver/charger/rt9490.c b/driver/charger/rt9490.c index 2d3ce2ed19..d3210341e6 100644 --- a/driver/charger/rt9490.c +++ b/driver/charger/rt9490.c @@ -463,10 +463,11 @@ static enum ec_error_list rt9490_get_input_current_limit(int chgnum, static enum ec_error_list rt9490_get_input_current(int chgnum, int *input_current) { - uint16_t reg_val; + int16_t reg_val; - RETURN_ERROR(rt9490_read16(chgnum, RT9490_REG_IBUS_ADC, ®_val)); - *input_current = (int)reg_val * 1000; + RETURN_ERROR(rt9490_read16(chgnum, RT9490_REG_IBUS_ADC, + (uint16_t *)®_val)); + *input_current = reg_val; return EC_SUCCESS; } |