diff --git a/plat/marvell/armada/a3k/common/a3700_common.mk b/plat/marvell/armada/a3k/common/a3700_common.mk
index 79097f3..7d95e48 100644
--- a/plat/marvell/armada/a3k/common/a3700_common.mk
+++ b/plat/marvell/armada/a3k/common/a3700_common.mk
@@ -38,6 +38,7 @@
 				-I$/drivers/arm/gic/common/
 
 PLAT_BL_COMMON_SOURCES	:=	$(PLAT_COMMON_BASE)/aarch64/a3700_common.c \
+				$(PLAT_COMMON_BASE)/aarch64/a3700_clock.S \
 				$(MARVELL_DRV_BASE)/uart/a3700_console.S
 
 BL1_SOURCES		+=	$(PLAT_COMMON_BASE)/aarch64/plat_helpers.S \
diff --git a/plat/marvell/armada/a3k/common/aarch64/a3700_clock.S b/plat/marvell/armada/a3k/common/aarch64/a3700_clock.S
new file mode 100644
index 0000000..f79516f
--- /dev/null
+++ b/plat/marvell/armada/a3k/common/aarch64/a3700_clock.S
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2018 Marvell International Ltd.
+ *
+ * SPDX-License-Identifier:	BSD-3-Clause
+ * https://spdx.org/licenses
+ */
+
+#include <asm_macros.S>
+#include <platform_def.h>
+
+/*
+ * Below address in used only for reading, therefore no problem with concurrent
+ * Linux access.
+ */
+#define MVEBU_TEST_PIN_LATCH_N (MVEBU_NB_GPIO_REG_BASE + 0x8)
+ #define MVEBU_XTAL_MODE_MASK		BIT(9)
+
+	/* -----------------------------------------------------
+	 * uint32_t get_ref_clk (void);
+	 *
+	 * returns reference clock in MHz (25 or 40)
+	 * -----------------------------------------------------
+	 */
+.globl	get_ref_clk
+func get_ref_clk
+	mov_imm	x0, MVEBU_TEST_PIN_LATCH_N
+	ldr	w0, [x0]
+	tst	w0, #MVEBU_XTAL_MODE_MASK
+	bne	40
+	mov	w0, #25
+	ret
+40:
+	mov	w0, #40
+	ret
+endfunc get_ref_clk
diff --git a/plat/marvell/armada/a3k/common/include/platform_def.h b/plat/marvell/armada/a3k/common/include/platform_def.h
index f8eb061..f19d96b 100644
--- a/plat/marvell/armada/a3k/common/include/platform_def.h
+++ b/plat/marvell/armada/a3k/common/include/platform_def.h
@@ -164,7 +164,6 @@
  * PL011 related constants
  */
 #define PLAT_MARVELL_UART_BASE			(MVEBU_REGS_BASE + 0x12000)
-#define PLAT_MARVELL_UART_CLK_IN_HZ		25000000
 
 /* Required platform porting definitions */
 #define PLAT_MAX_PWR_LVL			MPIDR_AFFLVL1
diff --git a/plat/marvell/armada/common/aarch64/marvell_helpers.S b/plat/marvell/armada/common/aarch64/marvell_helpers.S
index 71516bb..3038ec0 100644
--- a/plat/marvell/armada/common/aarch64/marvell_helpers.S
+++ b/plat/marvell/armada/common/aarch64/marvell_helpers.S
@@ -63,8 +63,16 @@
 	 * ---------------------------------------------
 	 */
 func plat_crash_console_init
-	mov_imm	x0, PLAT_MARVELL_UART_BASE
+#ifdef PLAT_a3700
+	mov	x1, x30
+	bl	get_ref_clk
+	mov	x30, x1
+	mov_imm	x1, 1000000
+	mul	x1, x0, x1
+#else
 	mov_imm	x1, PLAT_MARVELL_UART_CLK_IN_HZ
+#endif
+	mov_imm	x0, PLAT_MARVELL_UART_BASE
 	mov_imm	x2, MARVELL_CONSOLE_BAUDRATE
 #ifdef PLAT_a3700
 	b	console_a3700_core_init
diff --git a/plat/marvell/armada/common/marvell_console.c b/plat/marvell/armada/common/marvell_console.c
index 6829658..ef54bff 100644
--- a/plat/marvell/armada/common/marvell_console.c
+++ b/plat/marvell/armada/common/marvell_console.c
@@ -14,6 +14,7 @@
 
 #ifdef PLAT_a3700
 #include <drivers/marvell/uart/a3700_console.h>
+#define PLAT_MARVELL_UART_CLK_IN_HZ (get_ref_clk() * 1000000)
 #define console_marvell_register console_a3700_register
 #else
 #include <drivers/ti/uart/uart_16550.h>