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authorRidden_Liu <ridden_liu@compal.corp-partner.google.com>2023-03-13 13:53:28 +0800
committerChromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com>2023-03-14 01:09:36 +0000
commitbd278b323b5b837e91aecb0e33476a0399fa7b84 (patch)
tree68467d0054688c1912680dd0c2986fd156a64460
parent726908c0cfe93332e4af5dd509958c06d2e7c699 (diff)
downloadchrome-ec-stabilize-15381.B-main.tar.gz
winterhold: adjusts phase comparator threshold offsetstabilize-15381.B-main
Modify 0x39 Forward Buck Phase Comparator Threshold Offset bit<15:13> from 000=0mV to 110=-2mV. BUG=b:265862821 BRANCH=none TEST=fix charger stuck in CCM problem and S5 power consumption can meet < 0.5W criteria. Change-Id: Icc0ee2b6f2a33eb27d243c5a0421be0efe70fd7f Signed-off-by: Ridden_Liu <ridden_liu@compal.corp-partner.google.com> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4333200 Reviewed-by: Elthan Huang <elthan_huang@compal.corp-partner.google.com> Reviewed-by: Diana Z <dzigterman@chromium.org> Commit-Queue: Isaac Lee <isaaclee@google.com>
-rw-r--r--zephyr/program/skyrim/winterhold/project.conf4
1 files changed, 2 insertions, 2 deletions
diff --git a/zephyr/program/skyrim/winterhold/project.conf b/zephyr/program/skyrim/winterhold/project.conf
index dda21dba09..27f1c60c88 100644
--- a/zephyr/program/skyrim/winterhold/project.conf
+++ b/zephyr/program/skyrim/winterhold/project.conf
@@ -17,8 +17,8 @@ CONFIG_PLATFORM_EC_CHARGER_ISL9238C=y
CONFIG_PLATFORM_EC_ISL9238C_ENABLE_BUCK_MODE=y
CONFIG_PLATFORM_EC_CHARGER_PROFILE_OVERRIDE=y
-# Forward Buck Phase Comparator bit<15:13> to 100=-4mV
-CONFIG_PLATFORM_EC_ISL9238C_BUCK_PHASE_VOLTAGE=4
+# Forward Buck Phase Comparator bit<15:13> to 100=-2mV
+CONFIG_PLATFORM_EC_ISL9238C_BUCK_PHASE_VOLTAGE=6
# Get the vbus voltage from TCPC
CONFIG_PLATFORM_EC_USB_PD_VBUS_MEASURE_CHARGER=n