mb/google/brya/variants/primus: Update mainboard properties for BB retimer upgrade
This changes updates mainboard properties by adding DFP number and
power_gpio for each DFP.
Reference CB:55348
BUG=b:
191897776
Signed-off-by: Casper Chang <casper_chang@wistron.corp-partner.google.com>
Change-Id: I63c912980530e5c9f341bdbab18c07685fd77abf
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55888
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>