usb: ehci-mx6: Remove MX6Q_ARM2 related ifdefery

The imx6q arm2 board support has been removed from U-Boot
as it did not get converted to DM.

Remove the MX6Q_ARM2 related ifdefery in the driver.

Signed-off-by: Fabio Estevam <festevam@denx.de>
1 file changed