From d688ccc5b7da9b16d93b423773b4c523a534de2c Mon Sep 17 00:00:00 2001 From: johnwc_yeh Date: Mon, 8 May 2023 16:50:39 +0800 Subject: winterhold: Enable CHARGER_MAINTAIN_VBAT Config Prevents charger from requesting minimum voltage when AC is off and battery is not present. LOW_COVERAGE_REASON=no unit tests for skyrim yet, b/247151116 BUG=b:269679145 TEST=test on winterhold, AC only after cold reboot the last time of the charger 0x15(Max System Voltage) not fill in 0x15=0800(2.048V) Change-Id: I716f43adab716823c68f3a1f8a7accfa1ead05db Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4506107 Reviewed-by: Diana Z Reviewed-by: Daisuke Nojiri Tested-by: JohnWC Yeh Reviewed-by: Josh Tsai Reviewed-by: Elthan Huang Commit-Queue: JohnWC Yeh (cherry picked from commit cf0bb2883ee6c9419b5431e47e80ec9f104ceb42) Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4525659 Commit-Queue: Elthan Huang Tested-by: Elthan Huang --- zephyr/program/skyrim/winterhold/project.conf | 1 + 1 file changed, 1 insertion(+) diff --git a/zephyr/program/skyrim/winterhold/project.conf b/zephyr/program/skyrim/winterhold/project.conf index 3521417c68..ef336a4667 100644 --- a/zephyr/program/skyrim/winterhold/project.conf +++ b/zephyr/program/skyrim/winterhold/project.conf @@ -16,6 +16,7 @@ CONFIG_PLATFORM_EC_CHARGER_RUNTIME_CONFIG=y CONFIG_PLATFORM_EC_CHARGER_ISL9238C=y CONFIG_PLATFORM_EC_ISL9238C_ENABLE_BUCK_MODE=y CONFIG_PLATFORM_EC_CHARGER_PROFILE_OVERRIDE=y +CONFIG_PLATFORM_EC_CHARGER_MAINTAIN_VBAT=y # Forward Buck Phase Comparator bit<15:13> to 100=-2mV CONFIG_PLATFORM_EC_ISL9238C_BUCK_PHASE_VOLTAGE=6 -- cgit v1.2.1