plat/brcm: Define RNG base address

Change-Id: I4f5efcd7638a25c317382b51f05e6b9aa283d068
Signed-off-by: Roman Bacik <roman.bacik@broadcom.com>
Signed-off-by: Bharat Gooty <bharat.gooty@broadcom.com>
diff --git a/plat/brcm/board/stingray/include/sr_def.h b/plat/brcm/board/stingray/include/sr_def.h
index ac3ee78..be0dee1 100644
--- a/plat/brcm/board/stingray/include/sr_def.h
+++ b/plat/brcm/board/stingray/include/sr_def.h
@@ -292,6 +292,11 @@
 #define ICFG_PKA_MEM_PWR_CTRL__ISO		BIT(8)
 
 /*******************************************************************************
+ * RNG constants
+ ******************************************************************************/
+#define RNG_BASE_ADDR			0x68b20000
+
+/*******************************************************************************
  * Trusted Watchdog constants
  ******************************************************************************/
 #define ARM_SP805_TWDG_BASE		0x68b30000