The ILIM control line is inverted before reaching the USB charge
controllers when they are cross-connected to allow only one port
to deliver the HIGH current limit at a time.
BUG=chrome-os-partner:29053
BRANCH=ToT
TEST=Verify, with a multimeter, that ILIM (pin 4) on a TPS2546
is 3.3V when the chargemode is set to CDP
Change-Id: I2f720d04b959417ae96687d7e30ee60270eeccb9
Original-Change-Id: Idd89dcfc117f1f3393ded1887e8d1cb27ba367ad
Signed-off-by: Dave Parker <dparker@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/205811
Reviewed-by: Vic Yang <victoryang@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/208161