With LynxPoint-LP the SCI GPE is no longer a GPIO
that is offset by 16. Remove the Add and fix up
the link definition so it is still accurate.
BUG=chrome-os-partner:19035
BRANCH=none
TEST=manual: ensure SCI is working on slippy
1) Enable ACPI_DEBUG and ACPI_EC_DEBUGFS in kernel config
2) cat /sys/kernel/debug/ec/ec0/io > /dev/null
3) cat /sys/firmware/acpi/interrupts/gpe24
512
Change-Id: I5c97a8397cdee8f081d690d930da2df61b4695f9
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/56027
Reviewed-by: Aaron Durbin <adurbin@chromium.org>