diff --git a/plat/amlogic/gxl/gxl_scpi.c b/plat/amlogic/common/aml_scpi.c
similarity index 97%
rename from plat/amlogic/gxl/gxl_scpi.c
rename to plat/amlogic/common/aml_scpi.c
index 13d6524..6727029 100644
--- a/plat/amlogic/gxl/gxl_scpi.c
+++ b/plat/amlogic/common/aml_scpi.c
@@ -1,17 +1,17 @@
 /*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
+#include <crypto/sha_dma.h>
 #include <lib/mmio.h>
 #include <plat/common/platform.h>
 #include <platform_def.h>
 #include <string.h>
-#include <crypto/sha_dma.h>
 
-#include "gxl_private.h"
+#include "aml_private.h"
 
 #define SIZE_SHIFT	20
 #define SIZE_MASK	0x1FF
diff --git a/plat/amlogic/common/include/aml_private.h b/plat/amlogic/common/include/aml_private.h
new file mode 100644
index 0000000..6f1855f
--- /dev/null
+++ b/plat/amlogic/common/include/aml_private.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef GXBB_PRIVATE_H
+#define GXBB_PRIVATE_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+/* Utility functions */
+unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
+void gxbb_console_init(void);
+void gxbb_setup_page_tables(void);
+
+/* MHU functions */
+void mhu_secure_message_start(void);
+void mhu_secure_message_send(uint32_t msg);
+uint32_t mhu_secure_message_wait(void);
+void mhu_secure_message_end(void);
+void mhu_secure_init(void);
+
+/* SCPI functions */
+void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
+			      uint32_t cluster_state, uint32_t css_state);
+uint32_t scpi_sys_power_state(uint64_t system_state);
+void scpi_jtag_set_state(uint32_t state, uint8_t select);
+uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size);
+void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
+			  uint32_t arg2, uint32_t arg3);
+void scpi_upload_scp_fw(uintptr_t addr, size_t size, int send);
+
+/* Peripherals */
+void gxbb_thermal_unknown(void);
+uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size);
+uint64_t gxbb_efuse_user_max(void);
+
+#endif /* GXBB_PRIVATE_H */
diff --git a/plat/amlogic/gxbb/gxbb_scpi.c b/plat/amlogic/gxbb/gxbb_scpi.c
deleted file mode 100644
index 83eeda2..0000000
--- a/plat/amlogic/gxbb/gxbb_scpi.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <string.h>
-
-#include <platform_def.h>
-
-#include <lib/mmio.h>
-#include <plat/common/platform.h>
-
-#include "gxbb_private.h"
-
-#define SIZE_SHIFT	20
-#define SIZE_MASK	0x1FF
-
-/*
- * Note: The Amlogic SCP firmware uses the legacy SCPI protocol.
- */
-#define SCPI_CMD_SET_CSS_POWER_STATE	0x04
-#define SCPI_CMD_SET_SYS_POWER_STATE	0x08
-
-#define SCPI_CMD_JTAG_SET_STATE		0xC0
-#define SCPI_CMD_EFUSE_READ		0xC2
-
-static inline uint32_t scpi_cmd(uint32_t command, uint32_t size)
-{
-	return command | (size << SIZE_SHIFT);
-}
-
-void scpi_secure_message_send(uint32_t command, uint32_t size)
-{
-	mhu_secure_message_send(scpi_cmd(command, size));
-}
-
-uint32_t scpi_secure_message_receive(void **message_out, size_t *size_out)
-{
-	uint32_t response = mhu_secure_message_wait();
-
-	size_t size = (response >> SIZE_SHIFT) & SIZE_MASK;
-
-	response &= ~(SIZE_MASK << SIZE_SHIFT);
-
-	if (size_out != NULL)
-		*size_out = size;
-
-	if (message_out != NULL)
-		*message_out = (void *)GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD;
-
-	return response;
-}
-
-void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
-			      uint32_t cluster_state, uint32_t css_state)
-{
-	uint32_t state = (mpidr & 0x0F) | /* CPU ID */
-			 ((mpidr & 0xF00) >> 4) | /* Cluster ID */
-			 (cpu_state << 8) |
-			 (cluster_state << 12) |
-			 (css_state << 16);
-
-	mhu_secure_message_start();
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, state);
-	mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_CSS_POWER_STATE, 4));
-	mhu_secure_message_wait();
-	mhu_secure_message_end();
-}
-
-uint32_t scpi_sys_power_state(uint64_t system_state)
-{
-	uint32_t *response;
-	size_t size;
-
-	mhu_secure_message_start();
-	mmio_write_8(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, system_state);
-	mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_SYS_POWER_STATE, 1));
-	scpi_secure_message_receive((void *)&response, &size);
-	mhu_secure_message_end();
-
-	return *response;
-}
-
-void scpi_jtag_set_state(uint32_t state, uint8_t select)
-{
-	assert(state <= GXBB_JTAG_STATE_OFF);
-
-	if (select > GXBB_JTAG_A53_EE) {
-		WARN("BL31: Invalid JTAG select (0x%x).\n", select);
-		return;
-	}
-
-	mhu_secure_message_start();
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD,
-		      (state << 8) | (uint32_t)select);
-	mhu_secure_message_send(scpi_cmd(SCPI_CMD_JTAG_SET_STATE, 4));
-	mhu_secure_message_wait();
-	mhu_secure_message_end();
-}
-
-uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size)
-{
-	uint32_t *response;
-	size_t resp_size;
-
-	if (size > 0x1FC)
-		return 0;
-
-	mhu_secure_message_start();
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, base);
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 4, size);
-	mhu_secure_message_send(scpi_cmd(SCPI_CMD_EFUSE_READ, 8));
-	scpi_secure_message_receive((void *)&response, &resp_size);
-	mhu_secure_message_end();
-
-	/*
-	 * response[0] is the size of the response message.
-	 * response[1 ... N] are the contents.
-	 */
-	if (*response != 0)
-		memcpy(dst, response + 1, *response);
-
-	return *response;
-}
-
-void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
-			  uint32_t arg2, uint32_t arg3)
-{
-	mhu_secure_message_start();
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x0, arg0);
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x4, arg1);
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x8, arg2);
-	mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0xC, arg3);
-	mhu_secure_message_send(scpi_cmd(0xC3, 16));
-	mhu_secure_message_wait();
-	mhu_secure_message_end();
-}
diff --git a/plat/amlogic/gxbb/platform.mk b/plat/amlogic/gxbb/platform.mk
index e69f3f6..2430f23 100644
--- a/plat/amlogic/gxbb/platform.mk
+++ b/plat/amlogic/gxbb/platform.mk
@@ -10,7 +10,9 @@
 AML_PLAT_SOC		:=	${AML_PLAT}/${PLAT}
 AML_PLAT_COMMON		:=	${AML_PLAT}/common
 
-PLAT_INCLUDES		:=	-I${AML_PLAT_SOC}/include
+PLAT_INCLUDES		:=	-Iinclude/drivers/amlogic/		\
+				-I${AML_PLAT_SOC}/include		\
+				-I${AML_PLAT_COMMON}/include
 
 GIC_SOURCES		:=	drivers/arm/gic/common/gic_common.c	\
 				drivers/arm/gic/v2/gicv2_main.c		\
@@ -29,7 +31,7 @@
 				${AML_PLAT_SOC}/gxbb_efuse.c		\
 				${AML_PLAT_SOC}/gxbb_mhu.c		\
 				${AML_PLAT_SOC}/gxbb_pm.c		\
-				${AML_PLAT_SOC}/gxbb_scpi.c		\
+				${AML_PLAT_COMMON}/aml_scpi.c		\
 				${AML_PLAT_SOC}/gxbb_sip_svc.c		\
 				${AML_PLAT_SOC}/gxbb_thermal.c		\
 				${GIC_SOURCES}
diff --git a/plat/amlogic/gxl/platform.mk b/plat/amlogic/gxl/platform.mk
index a7cda77..f239482 100644
--- a/plat/amlogic/gxl/platform.mk
+++ b/plat/amlogic/gxl/platform.mk
@@ -14,7 +14,8 @@
 DOIMAGETOOL		?=	${DOIMAGEPATH}/doimage
 
 PLAT_INCLUDES		:=	-Iinclude/drivers/amlogic/		\
-				-I${AML_PLAT_SOC}/include
+				-I${AML_PLAT_SOC}/include		\
+				-I${AML_PLAT_COMMON}/include
 
 GIC_SOURCES		:=	drivers/arm/gic/common/gic_common.c	\
 				drivers/arm/gic/v2/gicv2_main.c		\
@@ -33,7 +34,7 @@
 				${AML_PLAT_SOC}/gxl_efuse.c		\
 				${AML_PLAT_SOC}/gxl_mhu.c		\
 				${AML_PLAT_SOC}/gxl_pm.c		\
-				${AML_PLAT_SOC}/gxl_scpi.c		\
+				${AML_PLAT_COMMON}/aml_scpi.c		\
 				${AML_PLAT_SOC}/gxl_sip_svc.c		\
 				${AML_PLAT_SOC}/gxl_thermal.c		\
 				drivers/amlogic/crypto/sha_dma.c	\