ppc/P1_P2_RDB: NAND Boot Support

NAND Boot support for P1 and P2 series RDB platforms.

This patch is derived from NAND Boot support on MPC8536DS.

Signed-off-by: Dipen Dudhat <dipen.dudhat@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/Makefile b/Makefile
index 9637643..b067a4c 100644
--- a/Makefile
+++ b/Makefile
@@ -2511,9 +2511,13 @@
 	@$(MKCONFIG) -t $(@:_config=) P2020DS ppc mpc85xx p2020ds freescale
 
 P1011RDB_config	\
+P1011RDB_NAND_config \
 P1020RDB_config	\
+P1020RDB_NAND_config \
 P2010RDB_config \
-P2020RDB_config:	unconfig
+P2010RDB_NAND_config \
+P2020RDB_config \
+P2020RDB_NAND_config:	unconfig
 	@$(MKCONFIG) -t $(@:_config=) P1_P2_RDB ppc mpc85xx p1_p2_rdb freescale
 
 PM854_config:	unconfig