mb/google/cherry: add configuration for tomato

Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Change-Id: I972c70773d4d928e75098efbf78f174d7c3ebf50
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56253
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>

src/mainboard/google/cherry/Kconfig

@@ -35,6 +35,7 @@ config MAINBOARD_DIR
 config MAINBOARD_PART_NUMBER
 	string
 	default "Cherry" if BOARD_GOOGLE_CHERRY
+	default "Tomato" if BOARD_GOOGLE_TOMATO
 
 config DRIVER_TPM_I2C_BUS
 	hex

src/mainboard/google/cherry/Kconfig.name

@@ -3,3 +3,7 @@ comment "Cherry"
 config BOARD_GOOGLE_CHERRY
 	bool "->  Cherry"
 	select BOARD_GOOGLE_CHERRY_COMMON
+
+config BOARD_GOOGLE_TOMATO
+	bool "->  Tomato"
+	select BOARD_GOOGLE_CHERRY_COMMON