mb/google/brya: Guard FMD selection with CHROMEOS

Allows brya boards to use coreboot-generated FMAP layout
when building for non-ChromeOS target.

TEST=build/boot brya/banshee with edk2 payload, non-ChromeOS build

Change-Id: I21c2247c034d9bdc49f66771a93abad542a1e1fa
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68452
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index f342432..b86005a 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -152,11 +152,11 @@
 	default 0x50
 
 config FMDFILE
-	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-serger.fmd" if BOARD_GOOGLE_BRASK
-	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-nissa-16MiB-debugfsp.fmd" if BOARD_GOOGLE_BASEBOARD_NISSA && BOARD_ROMSIZE_KB_16384 && BUILDING_WITH_DEBUG_FSP
-	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-nissa-16MiB.fmd" if BOARD_GOOGLE_BASEBOARD_NISSA && BOARD_ROMSIZE_KB_16384
-	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-nissa-32MiB.fmd" if BOARD_GOOGLE_BASEBOARD_NISSA && BOARD_ROMSIZE_KB_32768
-	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos.fmd"
+	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-serger.fmd" if CHROMEOS && BOARD_GOOGLE_BRASK
+	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-nissa-16MiB-debugfsp.fmd" if CHROMEOS && BOARD_GOOGLE_BASEBOARD_NISSA && BOARD_ROMSIZE_KB_16384 && BUILDING_WITH_DEBUG_FSP
+	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-nissa-16MiB.fmd" if CHROMEOS && BOARD_GOOGLE_BASEBOARD_NISSA && BOARD_ROMSIZE_KB_16384
+	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos-nissa-32MiB.fmd" if CHROMEOS && BOARD_GOOGLE_BASEBOARD_NISSA && BOARD_ROMSIZE_KB_32768
+	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/chromeos.fmd" if CHROMEOS
 
 config TPM_TIS_ACPI_INTERRUPT
 	int