mb/google/brya: Create agah variant

Create the agah 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:210970640
BRANCH=None
TEST=util/abuild/abuild -p none -t google/brya -x -a
make sure the build includes GOOGLE_AGAH

Change-Id: I6adcf4e8010969cf185513d68bb1b76ea08194c7
Signed-off-by: Tony Huang <tony-huang@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60785
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 63aadb5..06ba531 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -104,6 +104,7 @@
 	default 0x3 if BOARD_GOOGLE_TANIKS
 	default 0x0 if BOARD_GOOGLE_NIVVIKS
 	default 0x0 if BOARD_GOOGLE_NEREID
+	default 0x3 if BOARD_GOOGLE_AGAH
 
 config DRIVER_TPM_I2C_ADDR
 	hex
@@ -145,6 +146,7 @@
 	default "Taniks" if BOARD_GOOGLE_TANIKS
 	default "Nivviks" if BOARD_GOOGLE_NIVVIKS
 	default "Nereid" if BOARD_GOOGLE_NEREID
+	default "Agah" if BOARD_GOOGLE_AGAH
 
 config VARIANT_DIR
 	default "brya0" if BOARD_GOOGLE_BRYA0
@@ -166,6 +168,7 @@
 	default "taniks" if BOARD_GOOGLE_TANIKS
 	default "nivviks" if BOARD_GOOGLE_NIVVIKS
 	default "nereid" if BOARD_GOOGLE_NEREID
+	default "agah" if BOARD_GOOGLE_AGAH
 
 config VBOOT
 	select VBOOT_EARLY_EC_SYNC