Assume that LIMIT_POWER is not requested if the ec does not support it.
Do this by checking the command code in the response message instead
of return value.
BUG=b:146165519
BRANCH=None
TEST=Boot puff with EC which does not support LIMIT_POWER param.
Change-Id: Ib2f5f69a53f204acebfab3e36aab2960eeec1204
Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37947
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>