[PATCH] tty: add a DesignWare 8250 driver

[Arnd Bergmann]

On Friday 26 August 2011, Jamie Iles wrote:
> The Synopsys DesignWare 8250 is an 8250 that has an extra interrupt that
> gets raised when writing to the LCR when busy.  To handle this we need
> special serial_out, serial_in and handle_irq methods.  Add a new
> platform driver that uses these accessors.
> 
> Cc: Alan Cox <alan at linux.intel.com>
> Cc: Greg Kroah-Hartman <gregkh at suse.de>
> Cc: Arnd Bergmann <arnd at arndb.de>
> Signed-off-by: Jamie Iles <jamie at jamieiles.com>

The driver looks good to me,

Acked-by: Arnd Bergmann <arnd at arndb.de>

Is the patch to export serial8250_handle_irq already in Greg's tree or is that
still missing?

	Arnd