diff --git a/arch/arm/mach-imx/imx8/Kconfig b/arch/arm/mach-imx/imx8/Kconfig
index aa03d38..268a54d 100644
--- a/arch/arm/mach-imx/imx8/Kconfig
+++ b/arch/arm/mach-imx/imx8/Kconfig
@@ -15,6 +15,18 @@
 	help
 	  This option enables the support for AHAB secure boot.
 
+config BOOTAUX_RESERVED_MEM_BASE
+	hex "Define the reserved memory base address"
+	default 0x0
+	help
+	  reserve DDR memory for bootaux
+
+config BOOTAUX_RESERVED_MEM_SIZE
+	hex "Define the reserved memory size"
+	default 0x0
+	help
+	  This memory will be reserved by system and linux cannot access.
+
 config IMX8
 	bool
 
diff --git a/arch/arm/mach-imx/imx8/cpu.c b/arch/arm/mach-imx/imx8/cpu.c
index 6fdedf6..7666546 100644
--- a/arch/arm/mach-imx/imx8/cpu.c
+++ b/arch/arm/mach-imx/imx8/cpu.c
@@ -1135,10 +1135,10 @@
 
 int ft_system_setup(void *blob, bd_t *bd)
 {
-#ifdef BOOTAUX_RESERVED_MEM_BASE
+#if (CONFIG_BOOTAUX_RESERVED_MEM_SIZE != 0x00)
 	int off;
-	off = fdt_add_mem_rsv(blob, BOOTAUX_RESERVED_MEM_BASE,
-				      BOOTAUX_RESERVED_MEM_SIZE);
+	off = fdt_add_mem_rsv(blob, CONFIG_BOOTAUX_RESERVED_MEM_BASE,
+				      CONFIG_BOOTAUX_RESERVED_MEM_SIZE);
 		if (off < 0)
 			printf("Failed  to reserve memory for bootaux: %s\n",
 			       fdt_strerror(off));
diff --git a/configs/imx8qm_mek_defconfig b/configs/imx8qm_mek_defconfig
index 3db5286..61baa74 100644
--- a/configs/imx8qm_mek_defconfig
+++ b/configs/imx8qm_mek_defconfig
@@ -136,3 +136,6 @@
 CONFIG_FASTBOOT_BUF_SIZE=0x40000000
 CONFIG_FASTBOOT_FLASH=y
 CONFIG_FASTBOOT_USB_DEV=1
+
+CONFIG_BOOTAUX_RESERVED_MEM_BASE=0x88000000
+CONFIG_BOOTAUX_RESERVED_MEM_SIZE=0x08000000
diff --git a/configs/imx8qm_mek_fspi_defconfig b/configs/imx8qm_mek_fspi_defconfig
index 5a3c1bb..894c2d7 100644
--- a/configs/imx8qm_mek_fspi_defconfig
+++ b/configs/imx8qm_mek_fspi_defconfig
@@ -137,3 +137,6 @@
 CONFIG_FASTBOOT_BUF_SIZE=0x40000000
 CONFIG_FASTBOOT_FLASH=y
 CONFIG_FASTBOOT_USB_DEV=1
+
+CONFIG_BOOTAUX_RESERVED_MEM_BASE=0x88000000
+CONFIG_BOOTAUX_RESERVED_MEM_SIZE=0x08000000
diff --git a/configs/imx8qxp_mek_defconfig b/configs/imx8qxp_mek_defconfig
index 653abd1..c8bcbd8 100644
--- a/configs/imx8qxp_mek_defconfig
+++ b/configs/imx8qxp_mek_defconfig
@@ -139,3 +139,6 @@
 CONFIG_SYS_I2C_IMX_VIRT_I2C=y
 CONFIG_I2C_MUX_IMX_VIRT=y
 CONFIG_IMX_VSERVICE_SHARED_BUFFER=0x90000000
+
+CONFIG_BOOTAUX_RESERVED_MEM_BASE=0x88000000
+CONFIG_BOOTAUX_RESERVED_MEM_SIZE=0x08000000
diff --git a/configs/imx8qxp_mek_fspi_defconfig b/configs/imx8qxp_mek_fspi_defconfig
index b29c937..032f57a 100644
--- a/configs/imx8qxp_mek_fspi_defconfig
+++ b/configs/imx8qxp_mek_fspi_defconfig
@@ -140,3 +140,6 @@
 CONFIG_SYS_I2C_IMX_VIRT_I2C=y
 CONFIG_I2C_MUX_IMX_VIRT=y
 CONFIG_IMX_VSERVICE_SHARED_BUFFER=0x90000000
+
+CONFIG_BOOTAUX_RESERVED_MEM_BASE=0x88000000
+CONFIG_BOOTAUX_RESERVED_MEM_SIZE=0x08000000
diff --git a/include/configs/imx8qm_mek.h b/include/configs/imx8qm_mek.h
index 9735343..7f2c431 100644
--- a/include/configs/imx8qm_mek.h
+++ b/include/configs/imx8qm_mek.h
@@ -401,6 +401,4 @@
 #endif
 
 #define CONFIG_OF_SYSTEM_SETUP
-#define BOOTAUX_RESERVED_MEM_BASE 0x88000000
-#define BOOTAUX_RESERVED_MEM_SIZE 0x08000000 /* Reserve from second 128MB */
 #endif /* __IMX8QM_MEK_H */
diff --git a/include/configs/imx8qxp_mek.h b/include/configs/imx8qxp_mek.h
index c0e1fa8..eb57a61 100644
--- a/include/configs/imx8qxp_mek.h
+++ b/include/configs/imx8qxp_mek.h
@@ -372,6 +372,4 @@
 #endif
 
 #define CONFIG_OF_SYSTEM_SETUP
-#define BOOTAUX_RESERVED_MEM_BASE 0x88000000
-#define BOOTAUX_RESERVED_MEM_SIZE 0x08000000 /* Reserve from second 128MB */
 #endif /* __IMX8QXP_MEK_H */