mb/google/brya: Create marasov variant

Create the marasov 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:254365935
BRANCH=None
TEST=util/abuild/abuild -p none -t google/brya -x -a
make sure the build includes GOOGLE_MARASOV

Signed-off-by: Frank Chu <Frank_Chu@pegatron.corp-partner.google.com>
Change-Id: Ibe2dc442480f6a73877b40625e228cdb2038aa4d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69052
Reviewed-by: Frank Chu <frank_chu@pegatron.corp-partner.google.com>
Reviewed-by: Kyle Lin <kylelinck@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index f54e96b..68c2780 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -218,6 +218,7 @@
 	default "Lisbon" if BOARD_GOOGLE_LISBON
 	default "Zydron" if BOARD_GOOGLE_ZYDRON
 	default "Gladios" if BOARD_GOOGLE_GLADIOS
+	default "Marasov" if BOARD_GOOGLE_MARASOV
 
 config VARIANT_DIR
 	default "brya0" if BOARD_GOOGLE_BRYA0
@@ -258,6 +259,7 @@
 	default "lisbon" if BOARD_GOOGLE_LISBON
 	default "zydron" if BOARD_GOOGLE_ZYDRON
 	default "gladios" if BOARD_GOOGLE_GLADIOS
+	default "marasov" if BOARD_GOOGLE_MARASOV
 
 config VBOOT
 	select VBOOT_EARLY_EC_SYNC if !BOARD_GOOGLE_BASEBOARD_NISSA