mb/google/brya: Create primus variant

Create the primus variant of the brya0 reference board by copying
the template files to a new directory named for the variant.

(Auto-generated by create_coreboot_variant.sh version 4.5.0)

BUG=b:188272162
BRANCH=None
TEST=util/abuild/abuild -p none -t google/brya -x -a
make sure the build includes GOOGLE_PRIMUS

Signed-off-by: Scott Chao <scott_chao@wistron.corp-partner.google.com>
Change-Id: I26787f296793b281b7f1ee1a7d240006163c6015
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55132
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index c28c293..3acb07e 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -72,10 +72,12 @@
 config MAINBOARD_PART_NUMBER
 	string
 	default "Brya" if BOARD_GOOGLE_BRYA0
+	default "Primus" if BOARD_GOOGLE_PRIMUS
 
 config VARIANT_DIR
 	string
 	default "brya0" if BOARD_GOOGLE_BRYA0
+	default "primus" if BOARD_GOOGLE_PRIMUS
 
 config DIMM_SPD_SIZE
 	int