uwb: add the UWB stack (build system)

The Kbuild and Kconfig files.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: David Vrabel <david.vrabel@csr.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 70dba16..8eedbfa 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1220,6 +1220,8 @@
 
 source "drivers/usb/Kconfig"
 
+source "drivers/uwb/Kconfig"
+
 source "drivers/mmc/Kconfig"
 
 source "drivers/leds/Kconfig"