[PATCH v6 1/3] tty/serial: Add GPIOLIB helpers for controlling modem lines

[Greg Kroah-Hartman]

On Mon, Mar 10, 2014 at 05:45:49PM +0100, Richard Genoud wrote:
> This patch add some helpers to control modem lines (CTS/RTS/DSR...) via
> GPIO.
> This will be useful for many boards which have a serial controller that
> only handle CTS/RTS pins (or even just RX/TX).
> 
> Signed-off-by: Richard Genoud <richard.genoud at gmail.com>

Acked-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

I can't take this series through my tty tree as the non-tty patches
don't apply, so feel free to take them through whatever tree is needed.

greg k-h