ARM: ux500: Disable SMSC911x platform code registration when DT is enabled

Now the SCMC911x is correctly enabled in Device Tree, there is no need
to continue registering it from platform code. In fact, if we continue
doing so, the system will throw an error on boot.
Signed-off-by: NLee Jones <lee.jones@linaro.org>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

arch/arm/mach-ux500/board-mop500.c

@@ -605,7 +605,6 @@ static void __init mop500_uart_init(struct device *parent)
 static struct platform_device *snowball_platform_devs[] __initdata = {
 	&snowball_led_dev,
 	&snowball_key_dev,
-	&snowball_sbnet_dev,
 	&ab8500_device,
 };