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From: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Gerhard Sittig <gsi-ynQEQJNshbs@public.gmane.org>
Cc: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linaro-kernel-cunTk1MwBs8s++Sfvej+rw@public.gmane.org
Subject: Re: [PATCH] spi: Fix handling of cs_change in core implementation
Date: Mon, 31 Mar 2014 18:17:48 +0100	[thread overview]
Message-ID: <20140331171748.GY2269@sirena.org.uk> (raw)
In-Reply-To: <20140331074529.GE2775-kDjWylLy9wD0K7fsECOQyeGNnDKD8DIp@public.gmane.org>

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On Mon, Mar 31, 2014 at 09:45:29AM +0200, Gerhard Sittig wrote:

> The delay between deassertion and re-assertion looks good, too.
> It allows for propagation of the change through the hardware.
> Those who need longer pauses still can construct individual
> messages.  There's probably no need to change the boolean
> "cs_change" into a numerical "deassertion pause length" spec.

I'm more worried about board specific requirements to increase the delay
there than I am about devices, or about devices that wish to lower the
delay.  But I do think it's likely to be OK in practice, someone who
actually runs into problems can worry about enhancements.

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      parent reply	other threads:[~2014-03-31 17:17 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-30  0:27 Mark Brown
     [not found] ` <1396139265-28900-1-git-send-email-broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2014-03-31  7:45   ` Gerhard Sittig
     [not found]     ` <20140331074529.GE2775-kDjWylLy9wD0K7fsECOQyeGNnDKD8DIp@public.gmane.org>
2014-03-31 17:17       ` Mark Brown [this message]

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