mb/google/poppy/variants/nocturne: enable FPMCU power

Enable power to FPMCU by default on power-on and deassert
the PCH_FPMCU_RST_ODL reset line.

BUG=b:111880258
BRANCH=none
TEST='emerge-nocturne coreboot chromeos-bootimage', flash and boot
nocturne to kernel, login and execute "powerd_dbus_suspend" at kernel
prompt, wait a few seconds, press power button to wake, then execute
"cat /var/log/cros_fp.log | grep 'Reset cause'" and assure search comes
up empty.

Change-Id: I7f8419dd58f79816f8061d0da4a0d3984c814289
Signed-off-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-on: https://review.coreboot.org/27658
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2 files changed