ec: Move the common configs to ec_common.xml

There were many common configs between x86_ec_common.xml and
arm_ec_common.xml. This CL moves them to their parent ec_common.xml.

TEST=Started servod with a x86 board and an ARM board

Change-Id: I3ee266e33f6170000e231ba169fc12a576fb00e3
Commit-Ready: Wai-Hong Tam <>
Tested-by: Wai-Hong Tam <>
Reviewed-by: Aseda Aboagye <>
Reviewed-by: Todd Broch <>
3 files changed