mx51: add support for efika smartbook

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index 1405464..026b681 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -128,6 +128,13 @@
 	  Include support for Genesi Efika MX nettop. This includes specific
 	  configurations for the board and its peripherals.
 
+config MACH_MX51_EFIKASB
+	bool "Support MX51 Genesi Efika Smartbook"
+	select MX51_EFIKA_COMMON
+	help
+	  Include support for Genesi Efika Smartbook. This includes specific
+	  configurations for the board and its peripherals.
+
 config MACH_MX53_EVK
 	bool "Support MX53 EVK platforms"
 	select SOC_IMX53