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-rw-r--r--src/mainboard/lenovo/x220/devicetree.cb4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/mainboard/lenovo/x220/devicetree.cb b/src/mainboard/lenovo/x220/devicetree.cb
index 609036d61c..3559a16ef0 100644
--- a/src/mainboard/lenovo/x220/devicetree.cb
+++ b/src/mainboard/lenovo/x220/devicetree.cb
@@ -24,10 +24,6 @@ chip northbridge/intel/sandybridge
register "c1_acpower" = "1" # ACPI(C1) = MWAIT(C1)
register "c2_acpower" = "3" # ACPI(C2) = MWAIT(C3)
register "c3_acpower" = "5" # ACPI(C3) = MWAIT(C7)
-
- register "c1_battery" = "1" # ACPI(C1) = MWAIT(C1)
- register "c2_battery" = "3" # ACPI(C2) = MWAIT(C3)
- register "c3_battery" = "5" # ACPI(C3) = MWAIT(C7)
end
end