chromeec: Implement full battery workaround at 6%
Currently the workaround for indicating a "full" battery kicks
in at 3%, but this turns out to be too high for some devices.
So move the workaround start point to 6% from full, or 94%.
Change-Id: Ib4305df3a68e89f3a10a096d0e89d8105ea9037b
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/169549
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
(cherry picked from commit 982dc496a0553c90dee56fda6411b7c21a5d7da9)
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6521
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
diff --git a/src/ec/google/chromeec/acpi/battery.asl b/src/ec/google/chromeec/acpi/battery.asl
index 341911c..2ef1199 100644
--- a/src/ec/google/chromeec/acpi/battery.asl
+++ b/src/ec/google/chromeec/acpi/battery.asl
@@ -210,8 +210,8 @@
// https://bugzilla.kernel.org/show_bug.cgi?id=12632
Store (BTDF, Local2)
- // See if within ~3% of full
- ShiftRight (Local2, 5, Local3)
+ // See if within ~6% of full
+ ShiftRight (Local2, 4, Local3)
If (LAnd (LGreater (Local1, Subtract (Local2, Local3)),
LLess (Local1, Add (Local2, Local3))))
{