diff -ruN u-boot-2015.01.old/configs/OLIMEX_A13_SOM_defconfig u-boot-2015.01/configs/OLIMEX_A13_SOM_defconfig
--- u-boot-2015.01.old/configs/OLIMEX_A13_SOM_defconfig	1970-01-01 01:00:00.000000000 +0100
+++ u-boot-2015.01/configs/OLIMEX_A13_SOM_defconfig	2015-01-18 16:25:11.908986082 +0100
@@ -0,0 +1,16 @@
+CONFIG_SPL=y
+CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=2,NO_AXP,USB_EHCI"
+CONFIG_DEFAULT_DEVICE_TREE="sun5i-a13-olinuxino"
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_MACH_SUN5I=y
+CONFIG_DRAM_CLK=408
+CONFIG_DRAM_ZQ=123
+CONFIG_DRAM_EMR1=0
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+CONFIG_DM_SERIAL=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_SYS_NS16550=y