arm: Tegra: Fix Harmony and Ventana builds in u-boot-tegra/master

Seaboard changes have removed the need for common/board.o in the
Makefile. Propagate this change to the other Tegra2 builds.

Signed-off-by: Tom Warren <twarren@nvidia.com>

board/nvidia/harmony/Makefile

@@ -31,7 +31,6 @@ endif
 LIB	= $(obj)lib$(BOARD).o
 
 COBJS	:= $(BOARD).o
-COBJS	+= ../common/board.o
 
 SRCS	:= $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS))

board/nvidia/ventana/Makefile

@@ -31,8 +31,7 @@ endif
 
 LIB	= $(obj)lib$(BOARD).o
 
-COBJS	+= ../seaboard/seaboard.o
-COBJS	+= ../common/board.o
+COBJS	= ../seaboard/seaboard.o
 
 SRCS	:= $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS))

include/configs/ventana.h

@@ -52,4 +52,7 @@
 #define CONFIG_EFI_PARTITION
 #define CONFIG_CMD_EXT2
 #define CONFIG_CMD_FAT
+
+/* Environment not stored */
+#define CONFIG_ENV_IS_NOWHERE
 #endif /* __CONFIG_H */