diff --git a/arch/arm/cpu/armv7/exynos/Kconfig b/arch/arm/cpu/armv7/exynos/Kconfig
index eb86a7f..9e47ed3 100644
--- a/arch/arm/cpu/armv7/exynos/Kconfig
+++ b/arch/arm/cpu/armv7/exynos/Kconfig
@@ -83,9 +83,6 @@ config DM_GPIO
 config SYS_MALLOC_F
 	default y
 
-config SYS_MALLOC_F_LEN
-	default 0x400
-
 source "board/samsung/smdkv310/Kconfig"
 source "board/samsung/trats/Kconfig"
 source "board/samsung/universal_c210/Kconfig"
diff --git a/arch/arm/cpu/armv7/omap3/Kconfig b/arch/arm/cpu/armv7/omap3/Kconfig
index 65da6e2..aa2ff46 100644
--- a/arch/arm/cpu/armv7/omap3/Kconfig
+++ b/arch/arm/cpu/armv7/omap3/Kconfig
@@ -109,9 +109,6 @@ config DM_SERIAL
 config SYS_MALLOC_F
 	default y if DM
 
-config SYS_MALLOC_F_LEN
-	default 0x400 if DM
-
 config SYS_SOC
 	default "omap3"
 
diff --git a/arch/arm/mach-uniphier/Kconfig b/arch/arm/mach-uniphier/Kconfig
index 8335685..b6dc75f 100644
--- a/arch/arm/mach-uniphier/Kconfig
+++ b/arch/arm/mach-uniphier/Kconfig
@@ -51,9 +51,6 @@ endchoice
 config SYS_MALLOC_F
 	default y
 
-config SYS_MALLOC_F_LEN
-	default 0x400
-
 config CMD_PINMON
 	bool "Enable boot mode pins monitor command"
 	default y
diff --git a/board/amcc/canyonlands/Kconfig b/board/amcc/canyonlands/Kconfig
index 848e08f..c0dbd18 100644
--- a/board/amcc/canyonlands/Kconfig
+++ b/board/amcc/canyonlands/Kconfig
@@ -43,8 +43,4 @@ config SYS_MALLOC_F
 	bool
 	default y
 
-config SYS_MALLOC_F_LEN
-	hex
-	default 0x400
-
 endif
diff --git a/board/ti/am335x/Kconfig b/board/ti/am335x/Kconfig
index 722f9d5..8c45892 100644
--- a/board/ti/am335x/Kconfig
+++ b/board/ti/am335x/Kconfig
@@ -50,7 +50,4 @@ config DM_SERIAL
 config SYS_MALLOC_F
 	default y if DM
 
-config SYS_MALLOC_F_LEN
-	default 0x400 if DM
-
 endif
diff --git a/configs/Linksprite_pcDuino3_fdt_defconfig b/configs/Linksprite_pcDuino3_fdt_defconfig
index 1504664..87dd38f 100644
--- a/configs/Linksprite_pcDuino3_fdt_defconfig
+++ b/configs/Linksprite_pcDuino3_fdt_defconfig
@@ -14,4 +14,3 @@ CONFIG_DRAM_CLK=480
 CONFIG_DRAM_ZQ=122
 CONFIG_DRAM_EMR1=4
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/am335x_igep0033_defconfig b/configs/am335x_igep0033_defconfig
index 8d38e26..a439298 100644
--- a/configs/am335x_igep0033_defconfig
+++ b/configs/am335x_igep0033_defconfig
@@ -4,4 +4,3 @@ CONFIG_SPL_STACK_R_ADDR=0x82000000
 CONFIG_ARM=y
 CONFIG_TARGET_AM335X_IGEP0033=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/cm_fx6_defconfig b/configs/cm_fx6_defconfig
index 2fd21cf..00cbdd2 100644
--- a/configs/cm_fx6_defconfig
+++ b/configs/cm_fx6_defconfig
@@ -6,4 +6,3 @@ CONFIG_DM=y
 CONFIG_DM_GPIO=y
 CONFIG_DM_SERIAL=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/cm_t335_defconfig b/configs/cm_t335_defconfig
index 086e526..31705f2 100644
--- a/configs/cm_t335_defconfig
+++ b/configs/cm_t335_defconfig
@@ -2,4 +2,3 @@ CONFIG_SPL=y
 CONFIG_ARM=y
 CONFIG_TARGET_CM_T335=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/gwventana_defconfig b/configs/gwventana_defconfig
index 6eab019..d6bbdc1 100644
--- a/configs/gwventana_defconfig
+++ b/configs/gwventana_defconfig
@@ -3,4 +3,3 @@ CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/imx-common/spl_sd.cfg,MX6QDL"
 CONFIG_ARM=y
 CONFIG_TARGET_GW_VENTANA=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/mx6dlsabreauto_defconfig b/configs/mx6dlsabreauto_defconfig
index 47f3f87..b3816ec 100644
--- a/configs/mx6dlsabreauto_defconfig
+++ b/configs/mx6dlsabreauto_defconfig
@@ -2,6 +2,5 @@ CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qsabreauto/mx6dl.cfg,MX6
 CONFIG_ARM=y
 CONFIG_TARGET_MX6QSABREAUTO=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
 CONFIG_DM=y
 CONFIG_DM_THERMAL=y
diff --git a/configs/mx6qsabreauto_defconfig b/configs/mx6qsabreauto_defconfig
index ab72942..df09296 100644
--- a/configs/mx6qsabreauto_defconfig
+++ b/configs/mx6qsabreauto_defconfig
@@ -2,6 +2,5 @@ CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qsabreauto/imximage.cfg,
 CONFIG_ARM=y
 CONFIG_TARGET_MX6QSABREAUTO=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
 CONFIG_DM=y
 CONFIG_DM_THERMAL=y
diff --git a/configs/mx6qsabresd_defconfig b/configs/mx6qsabresd_defconfig
index 112918b..cad4281 100644
--- a/configs/mx6qsabresd_defconfig
+++ b/configs/mx6qsabresd_defconfig
@@ -2,6 +2,5 @@ CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6sabresd/mx6q_4x_mt41j128
 CONFIG_ARM=y
 CONFIG_TARGET_MX6SABRESD=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
 CONFIG_DM=y
 CONFIG_DM_THERMAL=y
diff --git a/configs/mx6sxsabresd_defconfig b/configs/mx6sxsabresd_defconfig
index cc82322..12a9bdc 100644
--- a/configs/mx6sxsabresd_defconfig
+++ b/configs/mx6sxsabresd_defconfig
@@ -2,6 +2,5 @@ CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6sxsabresd/imximage.cfg,M
 CONFIG_ARM=y
 CONFIG_TARGET_MX6SXSABRESD=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
 CONFIG_DM=y
 CONFIG_DM_THERMAL=y
diff --git a/configs/nokia_rx51_defconfig b/configs/nokia_rx51_defconfig
index 1bb7664..48a1b29 100644
--- a/configs/nokia_rx51_defconfig
+++ b/configs/nokia_rx51_defconfig
@@ -5,4 +5,3 @@ CONFIG_DM=n
 CONFIG_DM_SERIAL=n
 CONFIG_DM_GPIO=n
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/pcm051_rev1_defconfig b/configs/pcm051_rev1_defconfig
index f417aac..a8b10d4 100644
--- a/configs/pcm051_rev1_defconfig
+++ b/configs/pcm051_rev1_defconfig
@@ -3,4 +3,3 @@ CONFIG_SYS_EXTRA_OPTIONS="REV1"
 CONFIG_ARM=y
 CONFIG_TARGET_PCM051=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/pcm051_rev3_defconfig b/configs/pcm051_rev3_defconfig
index cc6f3f5..ef307d9 100644
--- a/configs/pcm051_rev3_defconfig
+++ b/configs/pcm051_rev3_defconfig
@@ -3,4 +3,3 @@ CONFIG_SYS_EXTRA_OPTIONS="REV3"
 CONFIG_ARM=y
 CONFIG_TARGET_PCM051=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/pengwyn_defconfig b/configs/pengwyn_defconfig
index 9c6ddf4..86f8bbb 100644
--- a/configs/pengwyn_defconfig
+++ b/configs/pengwyn_defconfig
@@ -2,4 +2,3 @@ CONFIG_SPL=y
 CONFIG_ARM=y
 CONFIG_TARGET_PENGWYN=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/pepper_defconfig b/configs/pepper_defconfig
index e14b008..438d886 100644
--- a/configs/pepper_defconfig
+++ b/configs/pepper_defconfig
@@ -2,4 +2,3 @@ CONFIG_SPL=y
 CONFIG_ARM=y
 CONFIG_TARGET_PEPPER=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/rpi_2_defconfig b/configs/rpi_2_defconfig
index b539d4a..69723d5 100644
--- a/configs/rpi_2_defconfig
+++ b/configs/rpi_2_defconfig
@@ -1,4 +1,3 @@
 CONFIG_ARM=y
 CONFIG_TARGET_RPI_2=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/rpi_defconfig b/configs/rpi_defconfig
index 98d3199..1a5a8e2 100644
--- a/configs/rpi_defconfig
+++ b/configs/rpi_defconfig
@@ -1,4 +1,3 @@
 CONFIG_ARM=y
 CONFIG_TARGET_RPI=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/s5p_goni_defconfig b/configs/s5p_goni_defconfig
index 33e6fb8..5815667 100644
--- a/configs/s5p_goni_defconfig
+++ b/configs/s5p_goni_defconfig
@@ -3,4 +3,3 @@ CONFIG_ARCH_S5PC1XX=y
 CONFIG_TARGET_S5P_GONI=y
 CONFIG_DEFAULT_DEVICE_TREE="s5pc1xx-goni"
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index 70f5b86..a0e19ad 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -6,7 +6,6 @@ CONFIG_FIT_SIGNATURE=y
 CONFIG_DM=y
 CONFIG_DEFAULT_DEVICE_TREE="sandbox"
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
 CONFIG_CROS_EC=y
 CONFIG_DM_CROS_EC=y
 CONFIG_CROS_EC_SANDBOX=y
diff --git a/configs/smdkc100_defconfig b/configs/smdkc100_defconfig
index e933a32..585fea6 100644
--- a/configs/smdkc100_defconfig
+++ b/configs/smdkc100_defconfig
@@ -3,4 +3,3 @@ CONFIG_TARGET_SMDKC100=y
 CONFIG_ARCH_S5PC1XX=y
 CONFIG_DEFAULT_DEVICE_TREE="s5pc1xx-smdkc100"
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/snapper9260_defconfig b/configs/snapper9260_defconfig
index 3a47505..9a0d0ad 100644
--- a/configs/snapper9260_defconfig
+++ b/configs/snapper9260_defconfig
@@ -6,4 +6,3 @@ CONFIG_DM=y
 CONFIG_DM_GPIO=y
 CONFIG_DM_SERIAL=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
diff --git a/configs/snapper9g20_defconfig b/configs/snapper9g20_defconfig
index 1f0244b..82f7a07 100644
--- a/configs/snapper9g20_defconfig
+++ b/configs/snapper9g20_defconfig
@@ -6,4 +6,3 @@ CONFIG_DM=y
 CONFIG_DM_GPIO=y
 CONFIG_DM_SERIAL=y
 CONFIG_SYS_MALLOC_F=y
-CONFIG_SYS_MALLOC_F_LEN=0x400
