nb/amd/pi/00730F01: Add initial native IVRS support

- Iteration over devices in add_ivrs_device_entries were simplified to
decrease complexity.
- Code was structured to satisfy checkpatch

Change-Id: I1ae789f75363435accd14a1b556e1570f43f94c4
Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
Signed-off-by: Piotr Król <piotr.krol@3mdeb.com>
Reviewed-on: https://review.coreboot.org/15164
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
1 file changed