diff -ruN u-boot-2015.01-rc3.old/board/sunxi/dram_sun4i_408_1024_iow8.c u-boot-2015.01-rc3/board/sunxi/dram_sun4i_408_1024_iow8.c
--- u-boot-2015.01-rc3.old/board/sunxi/dram_sun4i_408_1024_iow8.c	1970-01-01 01:00:00.000000000 +0100
+++ u-boot-2015.01-rc3/board/sunxi/dram_sun4i_408_1024_iow8.c	2015-01-06 00:05:07.843497430 +0100
@@ -0,0 +1,31 @@
+/* this file is generated, don't edit it yourself */
+
+#include <common.h>
+#include <asm/arch/dram.h>
+
+static struct dram_para dram_para = {
+	.clock = 408,
+	.type = 3,
+	.rank_num = 1,
+	.density = 2048,
+	.io_width = 8,
+	.bus_width = 32,
+	.cas = 6,
+	.zq = 123,
+	.odt_en = 0,
+	.size = 1024,
+	.tpr0 = 0x30926692,
+	.tpr1 = 0x1090,
+	.tpr2 = 0x1a0c8,
+	.tpr3 = 0,
+	.tpr4 = 0,
+	.tpr5 = 0,
+	.emr1 = 0,
+	.emr2 = 0,
+	.emr3 = 0,
+};
+
+unsigned long sunxi_dram_init(void)
+{
+	return dramc_init(&dram_para);
+}
diff -ruN u-boot-2015.01-rc3.old/board/sunxi/Kconfig u-boot-2015.01-rc3/board/sunxi/Kconfig
--- u-boot-2015.01-rc3.old/board/sunxi/Kconfig	2014-12-08 22:35:08.000000000 +0100
+++ u-boot-2015.01-rc3/board/sunxi/Kconfig	2015-01-06 00:06:04.218573211 +0100
@@ -99,6 +99,10 @@
 	bool "IPPO_Q8H_V5"
 	depends on MACH_SUN8I
 
+config TARGET_PCDUINO
+	bool "PCDUINO"
+	depends on MACH_SUN4I
+
 config TARGET_PCDUINO3
 	bool "PCDUINO3"
 	depends on MACH_SUN7I
diff -ruN u-boot-2015.01-rc3.old/board/sunxi/Makefile u-boot-2015.01-rc3/board/sunxi/Makefile
--- u-boot-2015.01-rc3.old/board/sunxi/Makefile	2014-12-08 22:35:08.000000000 +0100
+++ u-boot-2015.01-rc3/board/sunxi/Makefile	2015-01-06 00:05:43.718909285 +0100
@@ -31,6 +31,7 @@
 obj-$(CONFIG_TARGET_MELE_M3)		+= dram_sun7i_384_1024_iow16.o
 obj-$(CONFIG_TARGET_MINI_X)		+= dram_sun4i_360_512.o
 obj-$(CONFIG_TARGET_MINI_X_1GB)		+= dram_sun4i_360_1024_iow16.o
+obj-$(CONFIG_TARGET_PCDUINO)		+= dram_sun4i_408_1024_iow8.o
 obj-$(CONFIG_TARGET_PCDUINO3)		+= dram_linksprite_pcduino3.o
 obj-$(CONFIG_TARGET_QT840A)		+= dram_sun7i_384_512_busw16_iow16.o
 obj-$(CONFIG_TARGET_R7DONGLE)		+= dram_r7dongle.o
diff -ruN u-boot-2015.01-rc3.old/configs/Linksprite_pcDuino_defconfig u-boot-2015.01-rc3/configs/Linksprite_pcDuino_defconfig
--- u-boot-2015.01-rc3.old/configs/Linksprite_pcDuino_defconfig	1970-01-01 01:00:00.000000000 +0100
+++ u-boot-2015.01-rc3/configs/Linksprite_pcDuino_defconfig	2015-01-06 00:04:37.323997769 +0100
@@ -0,0 +1,7 @@
+CONFIG_SPL=y
+CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_EMAC,USB_EHCI"
+CONFIG_FDTFILE="sun4i-a10-pcduino.dtb"
++S:CONFIG_ARM=y
++S:CONFIG_ARCH_SUNXI=y
++S:CONFIG_MACH_SUN4I=y
++S:CONFIG_TARGET_PCDUINO=y