[ARM] pxa: add udc support for pxa3xx

As reported by Aric Blumer, the pxa27x_udc driver does work
with pxa3xx devices. Add support into device files.

Reported-by: Aric Blumer <aric@sdgsystems.com>
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Matt Reimer <mattjreimer@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>

arch/arm/mach-pxa/pxa3xx.c

@@ -552,7 +552,7 @@ void __init pxa3xx_set_i2c_power_info(struct i2c_pxa_platform_data *info)
 }
 
 static struct platform_device *devices[] __initdata = {
-/*	&pxa_device_udc,	The UDC driver is PXA25x only */
+	&pxa27x_device_udc,
 	&pxa_device_ffuart,
 	&pxa_device_btuart,
 	&pxa_device_stuart,