register USB device on the AP83 board

SVN-Revision: 13507

target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c

@@ -56,6 +56,7 @@ static void __init ap83_setup(void)
 	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(ap83_leds_gpio),
 					ap83_leds_gpio);
 
+	ar71xx_add_device_usb();
 }
 
 MIPS_MACHINE(AR71XX_MACH_AP83, "Atheros AP83", ap83_setup);