board: laird: add WB45N CPU module

This board is based on the Atmel 9x5 eval board.
Supporting the following features:
 - Boot from NAND Flash
 - Ethernet
 - FIT
 - SPL

Signed-off-by: Ben Whitten <ben.whitten@lairdtech.com>
Signed-off-by: Dan Kephart <dan.kephart@lairdtech.com>
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 9ec3ab3..1d35d39 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -236,6 +236,11 @@
 	select SAMA5D4
 	select SUPPORT_SPL
 
+config TARGET_WB45N
+	bool "Support Laird WB45N"
+	select CPU_ARM926EJS
+	select SUPPORT_SPL
+
 endchoice
 
 config SYS_SOC
@@ -270,6 +275,7 @@
 source "board/siemens/corvus/Kconfig"
 source "board/siemens/taurus/Kconfig"
 source "board/siemens/smartweb/Kconfig"
+source "board/laird/wb45n/Kconfig"
 
 config SPL_LDSCRIPT
 	default "arch/arm/mach-at91/arm926ejs/u-boot-spl.lds" if CPU_ARM926EJS