sparc: Initial ground work for generic board initialization

Initial ground work in preperation for generic board initialization
code for the SPARC architecture.

Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>
diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
index e69b9ba..6bddd4c 100644
--- a/arch/sparc/lib/Makefile
+++ b/arch/sparc/lib/Makefile
@@ -1,9 +1,13 @@
 #
-# (C) Copyright 2000-2006
+# (C) Copyright 2000-2015
 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 #
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-y	= board.o cache.o interrupts.o time.o
+obj-y = cache.o interrupts.o time.o
 obj-$(CONFIG_CMD_BOOTM) += bootm.o
+
+ifndef CONFIG_SYS_GENERIC_BOARD
+obj-y += board.o
+endif