mb/google/brya: Create pirrha variant

Create the pirrha variant of the nissa 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:292134655
BRANCH=None
TEST=util/abuild/abuild -p none -t google/brya -x -a
make sure the build includes GOOGLE_PIRRHA

Change-Id: Idc0a4dbb467cbdb91a5ed55c5e0a9e898e775b11
Signed-off-by: Raymond Chung <raymondchung@ami.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76768
Reviewed-by: SH Kim <sh_.kim@samsung.corp-partner.google.com>
Reviewed-by: Shou-Chieh Hsu <shouchieh@google.com>
Reviewed-by: Derek Huang <derekhuang@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index 1a56d35..7c95bb6 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -244,6 +244,7 @@
 	default "Yavilla" if BOARD_GOOGLE_YAVILLA
 	default "Gothrax" if BOARD_GOOGLE_GOTHRAX
 	default "Craaskov" if BOARD_GOOGLE_CRAASKOV
+	default "Pirrha" if BOARD_GOOGLE_PIRRHA
 
 config VARIANT_DIR
 	default "brya0" if BOARD_GOOGLE_BRYA0
@@ -293,6 +294,7 @@
 	default "yavilla" if BOARD_GOOGLE_YAVILLA
 	default "gothrax" if BOARD_GOOGLE_GOTHRAX
 	default "craaskov" if BOARD_GOOGLE_CRAASKOV
+	default "pirrha" if BOARD_GOOGLE_PIRRHA
 
 config VBOOT
 	select VBOOT_EARLY_EC_SYNC if !BOARD_GOOGLE_BASEBOARD_NISSA