plat: marvell: Add common ARMADA platform components

Add common Marvell ARMADA platform components.
This patch also includes common components for Marvell
ARMADA 8K platforms.

Change-Id: I42192fdc6525a42e46b3ac2ad63c83db9bcbfeaf
Signed-off-by: Hanna Hawa <hannah@marvell.com>
Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
diff --git a/plat/marvell/a8k/common/mss/mss_pm_ipc.h b/plat/marvell/a8k/common/mss/mss_pm_ipc.h
new file mode 100644
index 0000000..0f69457
--- /dev/null
+++ b/plat/marvell/a8k/common/mss/mss_pm_ipc.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2018 Marvell International Ltd.
+ *
+ * SPDX-License-Identifier:     BSD-3-Clause
+ * https://spdx.org/licenses
+ */
+
+#ifndef __MSS_PM_IPC_H
+#define __MSS_PM_IPC_H
+
+#include <mss_ipc_drv.h>
+
+/* Currently MSS does not support Cluster level Power Down */
+#define DISABLE_CLUSTER_LEVEL
+
+
+/*****************************************************************************
+ * mss_pm_ipc_msg_send
+ *
+ * DESCRIPTION: create and transmit IPC message
+ *****************************************************************************
+ */
+int mss_pm_ipc_msg_send(unsigned int channel_id, unsigned int msg_id,
+			const psci_power_state_t *target_state);
+
+/*****************************************************************************
+ * mss_pm_ipc_msg_trigger
+ *
+ * DESCRIPTION: Trigger IPC message interrupt to MSS
+ *****************************************************************************
+ */
+int mss_pm_ipc_msg_trigger(void);
+
+
+#endif /* __MSS_PM_IPC_H */