diff --git a/cmd/Kconfig b/cmd/Kconfig
index fd8f0227c891d4d49197c3704e21c2c62c431a1e..7747ab50a0425173e6218e7043d4ca46e7a58b42 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -741,7 +741,7 @@ endif
 
 config SYS_MEMTEST_START
 	hex "default start address for mtest"
-	default 0
+	default 0x0
 	help
 	  This is the default start address for mtest for simple read/write
 	  test. If no arguments are given to mtest, default address is used
diff --git a/include/configs/imx8mm_beacon.h b/include/configs/imx8mm_beacon.h
index 1040a6897b794101ce672ad058a5512b6afff3bb..77f062474dd60db4fdf65bd1e7c8582d70f3f454 100644
--- a/include/configs/imx8mm_beacon.h
+++ b/include/configs/imx8mm_beacon.h
@@ -91,9 +91,6 @@
 #define PHYS_SDRAM			0x40000000
 #define PHYS_SDRAM_SIZE		0x80000000 /* 2GB DDR */
 
-#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
-#define CONFIG_SYS_MEMTEST_END	(CONFIG_SYS_MEMTEST_START + (PHYS_SDRAM_SIZE >> 1))
-
 #define CONFIG_MXC_UART_BASE		UART2_BASE_ADDR
 
 /* Monitor Command Prompt */
diff --git a/include/configs/imx8mm_icore_mx8mm.h b/include/configs/imx8mm_icore_mx8mm.h
index fe997f9d1851fa37b546d0f5c50d36cc3a2a40d4..d75fcf747e41c6cbb36809e6b563b9a7d175d6dc 100644
--- a/include/configs/imx8mm_icore_mx8mm.h
+++ b/include/configs/imx8mm_icore_mx8mm.h
@@ -28,9 +28,6 @@
 # define CONFIG_SPL_ABORT_ON_RAW_IMAGE
 #endif /* CONFIG_SPL_BUILD */
 
-#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
-#define CONFIG_SYS_MEMTEST_END	(CONFIG_SYS_MEMTEST_START + (PHYS_SDRAM_SIZE >> 1))
-
 #ifndef CONFIG_SPL_BUILD
 #define BOOT_TARGET_DEVICES(func) \
 	func(MMC, mmc, 2) \
@@ -69,10 +66,6 @@
 #define PHYS_SDRAM_SIZE			SZ_2G /* 2GB DDR */
 #define CONFIG_SYS_BOOTM_LEN		SZ_256M
 
-#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
-#define CONFIG_SYS_MEMTEST_END	\
-	(CONFIG_SYS_MEMTEST_START + (PHYS_SDRAM_SIZE >> 1))
-
 /* UART */
 #define CONFIG_MXC_UART_BASE		UART2_BASE_ADDR
 
diff --git a/include/configs/imx8mq_phanbell.h b/include/configs/imx8mq_phanbell.h
index 7afdfd6efe88b6c6476e932efa0ad7cc60ab081a..1668ca8acf3eeb11d49553b6d82dfe7a3431d45f 100644
--- a/include/configs/imx8mq_phanbell.h
+++ b/include/configs/imx8mq_phanbell.h
@@ -116,10 +116,6 @@
 #define PHYS_SDRAM                      0x40000000
 #define PHYS_SDRAM_SIZE			0x40000000 /* 1GB DDR */
 
-#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
-#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + \
-					(PHYS_SDRAM_SIZE >> 1))
-
 #define CONFIG_MXC_UART_BASE		UART1_BASE_ADDR
 
 /* Monitor Command Prompt */
diff --git a/include/configs/kontron_sl28.h b/include/configs/kontron_sl28.h
index 4152851ba414d96631c583eddb6e10bfb12bc3ea..84dd818aa9c81bf72972c1d04c5bb4f49546e256 100644
--- a/include/configs/kontron_sl28.h
+++ b/include/configs/kontron_sl28.h
@@ -30,10 +30,6 @@
 /* early stack pointer */
 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_FSL_OCRAM_BASE + 0xeff0)
 
-/* memtest command */
-#define CONFIG_SYS_MEMTEST_START        0x80000000
-#define CONFIG_SYS_MEMTEST_END          0x9fffffff
-
 /* SMP */
 #define CPU_RELEASE_ADDR		secondary_boot_addr
 
diff --git a/include/configs/pico-imx8mq.h b/include/configs/pico-imx8mq.h
index 716f1327c321ae6a884a2caa5c3d83c1995c392e..2293a2919e28a89c6c13c70cb2f57a13668e8edd 100644
--- a/include/configs/pico-imx8mq.h
+++ b/include/configs/pico-imx8mq.h
@@ -95,10 +95,6 @@
 #define PHYS_SDRAM			0x40000000
 #define PHYS_SDRAM_SIZE			0x80000000	/* 2 GiB DDR */
 
-#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM
-#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + \
-					(PHYS_SDRAM_SIZE >> 1))
-
 #define CONFIG_MXC_UART_BASE		UART1_BASE_ADDR
 
 /* Monitor Command Prompt */
diff --git a/include/configs/synquacer.h b/include/configs/synquacer.h
index 3d099b4f11f7bafcbdb5651f463660e036ec0bdc..2347ec2fe0cfb68c691603025a6d5e6dc93c57d5 100644
--- a/include/configs/synquacer.h
+++ b/include/configs/synquacer.h
@@ -41,9 +41,6 @@
 #define CONFIG_SYS_FLASH_BASE		(0x08000000)
 #define CONFIG_SYS_FLASH_BANKS_LIST	{CONFIG_SYS_FLASH_BASE}
 
-#define CONFIG_SYS_MEMTEST_START	(CONFIG_SYS_SDRAM_BASE + (512 * 1024))
-#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + PHYS_SDRAM_SIZE)
-
 #define CONFIG_SYS_CBSIZE		1024
 #define CONFIG_SYS_MAXARGS		128
 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)