NXP: Interconnect API based on ARM CCN-CCI driver

CCN API(s) to be used NXP SoC(s) are added.
These API(s) based on ARM CCN driver
- driver/arm/ccn

CCI API(s) to be used NXP SoC(s) are added.
These API(s) based on ARM CCI driver
- driver/arm/cci

Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Change-Id: I7682c4c9bd42f63542b3ffd3cb6c5d2effe4ae0a
diff --git a/drivers/nxp/interconnect/ls_interconnect.h b/drivers/nxp/interconnect/ls_interconnect.h
new file mode 100644
index 0000000..26787fb
--- /dev/null
+++ b/drivers/nxp/interconnect/ls_interconnect.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2020 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef LS_INTERCONNECT_H
+#define LS_INTERCONNECT_H
+
+#if (INTERCONNECT == CCI400)
+#define CCI_TERMINATE_BARRIER_TX	0x8
+#endif
+
+/* Interconnect CCI/CCN functions */
+void plat_ls_interconnect_enter_coherency(unsigned int num_clusters);
+void plat_ls_interconnect_exit_coherency(void);
+
+#endif