Re: [PATCH v2 04/11] serial: sh-sci: Add support for GPIO-controlled modem lines
From: Peter Hurley
Date: Fri Apr 29 2016 - 11:40:09 EST
On 04/29/2016 05:58 AM, Geert Uytterhoeven wrote:
> Enhance the Renesas SCI UART driver to add support for GPIO-controlled
> modem lines (CTS, DSR, DCD, RNG, RTS, DTR), using the serial_mctrl_gpio
> helpers.
>
> GPIO-controlled modem lines can be used when dedicated modem lines are
> not available. Invalid configurations specifying both GPIO RTS/CTS and
> dedicated RTS/CTS are rejected.
Reviewed-by: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>