powerpc/85xx: Add support for setting up RAID engine liodns on P5020

Add support for Job Queue/Ring LIODN for the RAID Engine on P5020.  Each
Job Queue/Ring combo needs one id assigned for a total of 4 (2 JQs/2
Rings per JQ).  This just handles RAID Engine in non-DPAA mode.

Signed-off-by: Santosh Shukla <santosh.shukla@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/include/configs/P5020DS.h b/include/configs/P5020DS.h
index 4d990be..618d1a4 100644
--- a/include/configs/P5020DS.h
+++ b/include/configs/P5020DS.h
@@ -35,6 +35,7 @@
 #define CONFIG_FSL_SATA_V2
 #define CONFIG_PCIE3
 #define CONFIG_PCIE4
+#define CONFIG_SYS_FSL_RAID_ENGINE
 
 #define CONFIG_ICS307_REFCLK_HZ		25000000  /* ICS307 ref clk freq */