soc/amd/cezzane: Add a minimal chipset tree

This change adds a minimal chipset tree with only two devices:
1. Domain
2. GNB root complex

This allows sconfig to generate the config structure for SoC root
device that is used by config_of_soc().

Change-Id: I7e08ecf4b9556dc9325bd5a6a51566a949ceb73f
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49245
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Jason Glenesk <jason.glenesk@gmail.com>

0 files changed, 0 insertions, 0 deletions