Add a weak override function to allow mainboard to override chip
configuration like GPIO PM.
BUG=None
TEST=Build and boot waddledee to OS. Ensure that the suspend/resume
sequence works fine.
Change-Id: I40fa655b0324dc444182b988f0089587e3877a47
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45856
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>