linux-kernel - Re: [uclinux-dist-devel] [PATCH 2/2] serial: bfin-uart: Remove ASYNC_CTS

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Date:	Fri, 9 Dec 2011 12:17:05 -0500
From:	Mike Frysinger <vapier@...too.org>
To:	uclinux-dist-devel@...ckfin.uclinux.org
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Sonic Zhang <sonic.adi@...il.com>,
	"Greg Kroah-Hartman" <gregkh@...e.de>,
	LKML <linux-kernel@...r.kernel.org>, linux-serial@...r.kernel.org
Subject: Re: [uclinux-dist-devel] [PATCH 2/2] serial: bfin-uart: Remove ASYNC_CTS_FLOW flag for hardware automatic CTS.

On Friday 09 December 2011 06:12:05 Alan Cox wrote:
> > +#ifdef CONFIG_SERIAL_BFIN_CTSRTS
> > 
> >  			uart->port.flags |= ASYNC_CTS_FLOW;
> > 
> > +#endif
> 
> As an aside could the cts/hard cts etc be passed as properties to the
> platform device rather than ifdeffed ?

most platforms don't bother with flow control, so we made support in the driver 
optional to keep things smaller.
-mike

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