mb/google/brya/var/banshee: Configure TPM I2C BUS

Add I2C bus for banshee in Kconfig

BUG=b:214871796
TEST=emerge-brya coreboot

Signed-off-by: Ivy Jian <ivy_jian@compal.corp-partner.google.com>
Change-Id: I67592051b367d5a5715f8d1253ea0c11d2deb1c1
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61312
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: YH Lin <yueherngl@google.com>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index 1b00b8e..9bfee76 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -107,6 +107,7 @@
 	default 0x0 if BOARD_GOOGLE_NEREID
 	default 0x3 if BOARD_GOOGLE_AGAH
 	default 0x1 if BOARD_GOOGLE_VOLMAR
+	default 0x1 if BOARD_GOOGLE_BANSHEE
 
 config DRIVER_TPM_I2C_ADDR
 	hex