mb/purism/librem_cnl: Adjust in preparation for new variants

- Move the SoC select to board config (vs baseboard config)
- Qualify the VGA PCI ID and CBFS size values based on board selection
- Move devicetree to variant dir and add Kconfig entry
- Use a separate board_info.txt for the baseboard and each variant

Change-Id: I4764f2c1243ea49bd08e0735865cc3cb7a66441f
Signed-off-by: Matt DeVillier <matt.devillier@puri.sm>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47051
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>

0 files changed, 0 insertions, 0 deletions