serial: 8250_dw: Set FIFO size dynamically
Designware UART provides optional Component Parameter Register that lists most of the capabilities of the UART, including FIFO size. This uses that register to set FIFO size for the port before registering it. Signed-off-by: NHeikki Krogerus <heikki.krogerus@linux.intel.com> Reviewed-by: NJamie Iles <jamie@jamieiles.com> Acked-by: NAlan Cox <alan@linux.intel.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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