serial: 8250_dw: only setup the port from one place
This adds a flag "skip_autocfg" that the platforms that do not have the ADDITIONAL_FEATURES implemented can use to skip the port setup. It's then enough to call dw8250_setup_port just from dw8250_probe based on that flag. Signed-off-by: NHeikki Krogerus <heikki.krogerus@linux.intel.com> Reviewed-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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