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/include/plat/marvell/common/mvebu.h b/include/plat/marvell/common/mvebu.h
new file mode 100644
index 0000000..a20e538
--- /dev/null
+++ b/include/plat/marvell/common/mvebu.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C)  2018 Marvell International Ltd.
+ *
+ * SPDX-License-Identifier:     BSD-3-Clause
+ * https://spdx.org/licenses
+ */
+
+#ifndef _MVEBU_H_
+#define _MVEBU_H_
+
+/* Use this functions only when printf is allowed */
+#define debug_enter()	VERBOSE("----> Enter %s\n", __func__)
+#define debug_exit()	VERBOSE("<---- Exit  %s\n", __func__)
+
+/* Macro for testing alignment. Positive if number is NOT aligned */
+#define IS_NOT_ALIGN(number, align)	((number) & ((align) - 1))
+
+/* Macro for alignment up. For example, ALIGN_UP(0x0330, 0x20) = 0x0340 */
+#define ALIGN_UP(number, align) (((number) & ((align) - 1)) ? \
+		(((number) + (align)) & ~((align)-1)) : (number))
+
+/* Macro for testing whether a number is a power of 2. Positive if so */
+#define IS_POWER_OF_2(number)	((number) != 0 && \
+				(((number) & ((number) - 1)) == 0))
+
+/*
+ * Macro for ronding up to next power of 2
+ * it is done by count leading 0 (clz assembly opcode) and see msb set bit.
+ * then you can shift it left and get number which power of 2
+ * Note: this Macro is for 32 bit number
+ */
+#define ROUND_UP_TO_POW_OF_2(number)	(1 << \
+					(32 - __builtin_clz((number) - 1)))
+
+#define _1MB_				(1024ULL*1024ULL)
+#define _1GB_				(_1MB_*1024ULL)
+
+#endif	/* MVEBU_H */