diff --git a/configs/Cubieboard_defconfig b/configs/Cubieboard_defconfig
index 0bc45fd..b256b95 100644
--- a/configs/Cubieboard_defconfig
+++ b/configs/Cubieboard_defconfig
@@ -5,3 +5,6 @@
 +S:CONFIG_ARCH_SUNXI=y
 +S:CONFIG_MACH_SUN4I=y
 +S:CONFIG_TARGET_CUBIEBOARD=y
++S:CONFIG_DRAM_CLK=480
++S:CONFIG_DRAM_ZQ=123
++S:CONFIG_DRAM_EMR1=0
diff --git a/configs/Mele_A1000G_defconfig b/configs/Mele_A1000G_defconfig
deleted file mode 100644
index 9cb3285..0000000
--- a/configs/Mele_A1000G_defconfig
+++ /dev/null
@@ -1,8 +0,0 @@
-CONFIG_SPL=y
-CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_EMAC,MACPWR=SUNXI_GPH(15),AHCI,USB_EHCI"
-CONFIG_FDTFILE="sun4i-a10-a1000.dtb"
-CONFIG_VIDEO_VGA=y
-+S:CONFIG_ARM=y
-+S:CONFIG_ARCH_SUNXI=y
-+S:CONFIG_MACH_SUN4I=y
-+S:CONFIG_TARGET_MELE_A1000G=y
diff --git a/configs/Mele_A1000_defconfig b/configs/Mele_A1000_defconfig
index 97d9454..3b4a19e 100644
--- a/configs/Mele_A1000_defconfig
+++ b/configs/Mele_A1000_defconfig
@@ -6,3 +6,6 @@
 +S:CONFIG_ARCH_SUNXI=y
 +S:CONFIG_MACH_SUN4I=y
 +S:CONFIG_TARGET_MELE_A1000=y
++S:CONFIG_DRAM_CLK=360
++S:CONFIG_DRAM_ZQ=123
++S:CONFIG_DRAM_EMR1=0
diff --git a/configs/Mini-X-1Gb_defconfig b/configs/Mini-X-1Gb_defconfig
deleted file mode 100644
index b8fea01..0000000
--- a/configs/Mini-X-1Gb_defconfig
+++ /dev/null
@@ -1,7 +0,0 @@
-CONFIG_SPL=y
-CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,USB_EHCI"
-CONFIG_FDTFILE="sun4i-a10-mini-xplus.dtb"
-+S:CONFIG_ARM=y
-+S:CONFIG_ARCH_SUNXI=y
-+S:CONFIG_MACH_SUN4I=y
-+S:CONFIG_TARGET_MINI_X_1GB=y
diff --git a/configs/Mini-X_defconfig b/configs/Mini-X_defconfig
index 0f6bbe0..bb39464 100644
--- a/configs/Mini-X_defconfig
+++ b/configs/Mini-X_defconfig
@@ -5,3 +5,6 @@
 +S:CONFIG_ARCH_SUNXI=y
 +S:CONFIG_MACH_SUN4I=y
 +S:CONFIG_TARGET_MINI_X=y
++S:CONFIG_DRAM_CLK=360
++S:CONFIG_DRAM_ZQ=123
++S:CONFIG_DRAM_EMR1=0