board/bsc9131rdb: Add DSP side tlb and laws

BSC9131RDB is a Freescale Reference Design Board for
BSC9131 SoC which is a integrated device that contains
one powerpc e500v2 core and one DSP starcore.

To support DSP starcore
-Creating LAW and TLB for DSP-CCSR space.
-Creating LAW for DSP-core subsystem M2 memory

Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>
Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/README b/README
index c3d6ca5..2dd0bc0 100644
--- a/README
+++ b/README
@@ -422,6 +422,13 @@
 		This is the value to write into CCSR offset 0x18600
 		according to the A004510 workaround.
 
+		CONFIG_SYS_FSL_DSP_M2_RAM_ADDR
+		This value denotes start offset of M2 memory
+		which is directly connected to the DSP core.
+
+		CONFIG_SYS_FSL_DSP_CCSRBAR_DEFAULT
+		This value denotes start offset of DSP CCSR space.
+
 - Generic CPU options:
 		CONFIG_SYS_BIG_ENDIAN, CONFIG_SYS_LITTLE_ENDIAN