Bifferboard: Fix MAINBOARD_PART_NUMBER.

Change-Id: I4acbeee8a0d26fae220ac22940b6f924e19af19c
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Reviewed-on: http://review.coreboot.org/894
Tested-by: build bot (Jenkins)
Reviewed-by: Rudolf Marek <r.marek@assembler.cz>
diff --git a/src/mainboard/bifferos/bifferboard/Kconfig b/src/mainboard/bifferos/bifferboard/Kconfig
index 4b4b5da..4ee9958 100644
--- a/src/mainboard/bifferos/bifferboard/Kconfig
+++ b/src/mainboard/bifferos/bifferboard/Kconfig
@@ -14,6 +14,6 @@
 
 config MAINBOARD_PART_NUMBER
 	string
-	default "Bifferos"
+	default "Bifferboard"
 
 endif # BOARD_BIFFEROS_BIFFERBOARD