summaryrefslogtreecommitdiff
path: root/driver
diff options
context:
space:
mode:
authorSue Chen <sue.chen@quanta.corp-partner.google.com>2019-03-18 14:47:35 +0800
committerchrome-bot <chrome-bot@chromium.org>2019-03-30 02:53:00 -0700
commit96d07e2cee5ed4b6ace9d4b74287235d304e33cc (patch)
tree02eb091bf1d14b73b1395ef4a8773a9aa714990b /driver
parent6e2c6d0c9a9d2772476c6e6b1b092704d7d9c8ed (diff)
downloadchrome-ec-96d07e2cee5ed4b6ace9d4b74287235d304e33cc.tar.gz
Fizz: Teemo PMIC TPS650830 VR1 setting for hang up issue
Set PMIC register V100ACNT (0x37) to 0x1B [1:0] : 11b Forced PWM Operation. [5:4] : 01b Output Voltage Selet Vnom (1V) To improve +V1P00A ripple around 18mV. BUG=b:128960577 BRANCH=firmware-fizz-10139.B TEST=make buildall -j Signed-off-by: Sue Chen <sue.chen@quanta.corp-partner.google.com> Change-Id: I1e620a6c2eebcf2dec8c66989f1469072621ba92 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1529983 Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org> Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org> Tested-by: Daisuke Nojiri <dnojiri@chromium.org> (cherry picked from commit 4d510cbb5c27314b11bb92c4e9af361501605ad7) Reviewed-on: https://chromium-review.googlesource.com/1529982 Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Diffstat (limited to 'driver')
-rw-r--r--driver/pmic_tps650x30.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/driver/pmic_tps650x30.h b/driver/pmic_tps650x30.h
index 5198686800..861f1d8d14 100644
--- a/driver/pmic_tps650x30.h
+++ b/driver/pmic_tps650x30.h
@@ -22,6 +22,7 @@
#define TPS650X30_REG_V33ADSWCNT 0x32
#define TPS650X30_REG_V18ACNT 0x34
#define TPS650X30_REG_V1P2UCNT 0x36
+#define TPS650X30_REG_V100ACNT 0x37
#define TPS650X30_REG_VRMODECTRL 0x3B
#define TPS650X30_REG_DISCHCNT1 0x3C
#define TPS650X30_REG_DISCHCNT2 0x3D