armv8: lsch3: Enable WUO config for RNI-20 node

Enable wuo config to accelerate coherent ordered writes for LS2080A
and LS2085A.

WRIOP IP is connected to RNI-20 Node.

Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/lib/ccn504.S b/arch/arm/lib/ccn504.S
index 7570c7b..1e07876 100644
--- a/arch/arm/lib/ccn504.S
+++ b/arch/arm/lib/ccn504.S
@@ -59,3 +59,24 @@
 	ret
 ENDPROC(ccn504_set_qos)
 
+/*************************************************************************
+ *
+ * void ccn504_set_aux(CCI_AUX_CONTROL_BASE, Value);
+ *
+ * Initialize AUX control settings
+ *
+ *************************************************************************/
+ENTRY(ccn504_set_aux)
+	/*
+	 * x0: CCI_AUX_CONTROL_BASE
+	 * x1: Value
+	 */
+
+	ldr	x9, [x0]
+	mov	x10, x1
+	orr	x9, x9, x10
+	str	x9, [x0]
+
+	ret
+ENDPROC(ccn504_set_aux)
+