diff --git a/configs/sama5d3-xplained/README.txt b/configs/sama5d3-xplained/README.txt
index 4e05e5feb09..e5f19ebb5ae 100644
--- a/configs/sama5d3-xplained/README.txt
+++ b/configs/sama5d3-xplained/README.txt
@@ -550,7 +550,7 @@ Load NuttX with U-Boot on AT91 boards
         Check this U-Boot network BuildRootFAQ entry to choose a proper MAC
         address: http://www.denx.de/wiki/DULG/EthernetDoesNotWork
 
-          setenv ethaddr 3e:36:65:ba:6f:be
+          setenv ethaddr 00:e0:de:ad:be:ef
 
      2. Setup IP parameters:
         The board ip address
diff --git a/configs/sama5d3-xplained/nsh/defconfig b/configs/sama5d3-xplained/nsh/defconfig
index 08f30d5e2ab..0ead1922a64 100644
--- a/configs/sama5d3-xplained/nsh/defconfig
+++ b/configs/sama5d3-xplained/nsh/defconfig
@@ -30,6 +30,9 @@ CONFIG_WINDOWS_CYGWIN=y
 CONFIG_INTELHEX_BINARY=y
 # CONFIG_MOTOROLA_SREC is not set
 CONFIG_RAW_BINARY=y
+CONFIG_UBOOT_UIMAGE=y
+CONFIG_UIMAGE_LOAD_ADDRESS=0x20008000
+CONFIG_UIMAGE_ENTRY_POINT=0x20008000
 
 #
 # Customize Header Files
@@ -429,8 +432,6 @@ CONFIG_SERIAL=y
 #
 # CONFIG_MCU_SERIAL is not set
 CONFIG_STANDARD_SERIAL=y
-# CONFIG_USART1_SERIAL_CONSOLE is not set
-# CONFIG_NO_SERIAL_CONSOLE is not set
 # CONFIG_SERIAL_IFLOWCONTROL is not set
 # CONFIG_SERIAL_OFLOWCONTROL is not set
 # CONFIG_USBDEV is not set
diff --git a/configs/sama5d3x-ek/README.txt b/configs/sama5d3x-ek/README.txt
index e1ac624faa3..72835611074 100644
--- a/configs/sama5d3x-ek/README.txt
+++ b/configs/sama5d3x-ek/README.txt
@@ -671,7 +671,7 @@ Load NuttX with U-Boot on AT91 boards
         Check this U-Boot network BuildRootFAQ entry to choose a proper MAC
         address: http://www.denx.de/wiki/DULG/EthernetDoesNotWork
 
-          setenv ethaddr 3e:36:65:ba:6f:be
+          setenv ethaddr 00:e0:de:ad:be:ef
 
      2. Setup IP parameters:
         The board ip address