[ARM] Orion: add QNAP TS-409 support

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
diff --git a/arch/arm/mach-orion5x/Kconfig b/arch/arm/mach-orion5x/Kconfig
index 93debf3..0bebf01 100644
--- a/arch/arm/mach-orion5x/Kconfig
+++ b/arch/arm/mach-orion5x/Kconfig
@@ -44,6 +44,12 @@
 	  Buffalo Linkstation Pro/Live platform. Both v1 and
 	  v2 devices are supported.
 
+config MACH_TS409
+	bool "QNAP TS-409"
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  QNAP TS-409 platform.
+
 endmenu
 
 endif