diff --git a/plat/rockchip/px30/drivers/secure/secure.c b/plat/rockchip/px30/drivers/secure/secure.c
index bb2b02a..144f945 100644
--- a/plat/rockchip/px30/drivers/secure/secure.c
+++ b/plat/rockchip/px30/drivers/secure/secure.c
@@ -62,6 +62,7 @@
 
 void sgrf_init(void)
 {
+#ifdef PLAT_RK_SECURE_DDR_MINILOADER
 	uint32_t i;
 	struct param_ddr_usage usg;
 
@@ -74,6 +75,7 @@
 
 	for (i = 0; i < usg.s_nr; i++)
 		secure_ddr_region(7 - i, usg.s_top[i], usg.s_base[i]);
+#endif
 
 	/* secure the trustzone ram */
 	secure_ddr_region(0, TZRAM_BASE, TZRAM_SIZE);
diff --git a/plat/rockchip/px30/platform.mk b/plat/rockchip/px30/platform.mk
index d1299d4..87cf187 100644
--- a/plat/rockchip/px30/platform.mk
+++ b/plat/rockchip/px30/platform.mk
@@ -46,7 +46,6 @@
 				${RK_PLAT_COMMON}/aarch64/plat_helpers.S	\
 				${RK_PLAT_COMMON}/aarch64/platform_common.c	\
 				${RK_PLAT_COMMON}/bl31_plat_setup.c		\
-				${RK_PLAT_COMMON}/drivers/parameter/ddr_parameter.c	\
 				${RK_PLAT_COMMON}/params_setup.c		\
 				${RK_PLAT_COMMON}/pmusram/cpus_on_fixed_addr.S	\
 				${RK_PLAT_COMMON}/plat_pm.c			\
@@ -57,6 +56,10 @@
 				${RK_PLAT_SOC}/drivers/soc/soc.c		\
 				${RK_PLAT_SOC}/plat_sip_calls.c
 
+ifdef PLAT_RK_SECURE_DDR_MINILOADER
+BL31_SOURCES		+=	${RK_PLAT_COMMON}/drivers/parameter/ddr_parameter.c
+endif
+
 ENABLE_PLAT_COMPAT	:=	0
 MULTI_CONSOLE_API	:=	1
 
diff --git a/plat/rockchip/rk3328/drivers/soc/soc.c b/plat/rockchip/rk3328/drivers/soc/soc.c
index 59d8572..306308f 100644
--- a/plat/rockchip/rk3328/drivers/soc/soc.c
+++ b/plat/rockchip/rk3328/drivers/soc/soc.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -97,6 +97,7 @@
 
 void sgrf_init(void)
 {
+#ifdef PLAT_RK_SECURE_DDR_MINILOADER
 	uint32_t i, val;
 	struct param_ddr_usage usg;
 
@@ -115,6 +116,7 @@
 			      FIREWALL_DDR_FW_DDR_RGN(7 - i),
 			      RG_MAP_SECURE(usg.s_top[i], usg.s_base[i]));
 	}
+#endif
 
 	/* set ddr rgn0_top and rga0_top as 0 */
 	mmio_write_32(FIREWALL_DDR_BASE + FIREWALL_DDR_FW_DDR_RGN(0), 0x0);
diff --git a/plat/rockchip/rk3328/platform.mk b/plat/rockchip/rk3328/platform.mk
index 0da4f2d..0c5cfae 100644
--- a/plat/rockchip/rk3328/platform.mk
+++ b/plat/rockchip/rk3328/platform.mk
@@ -42,7 +42,6 @@
 				drivers/delay_timer/generic_delay_timer.c	\
 				lib/cpus/aarch64/aem_generic.S			\
 				lib/cpus/aarch64/cortex_a53.S			\
-				${RK_PLAT_COMMON}/drivers/parameter/ddr_parameter.c	\
 				${RK_PLAT_COMMON}/aarch64/plat_helpers.S	\
 				${RK_PLAT_COMMON}/params_setup.c		\
 				${RK_PLAT_COMMON}/bl31_plat_setup.c		\
@@ -53,6 +52,10 @@
 				${RK_PLAT_SOC}/drivers/pmu/pmu.c		\
 				${RK_PLAT_SOC}/drivers/soc/soc.c
 
+ifdef PLAT_RK_SECURE_DDR_MINILOADER
+BL31_SOURCES		+=	${RK_PLAT_COMMON}/drivers/parameter/ddr_parameter.c
+endif
+
 include lib/coreboot/coreboot.mk
 include lib/libfdt/libfdt.mk