From: Andrea Paterniani <a.paterniani-03BXCEkGbFHYGGNLXY5/rw@public.gmane.org>
To: Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Cc: VISCOUNT - Larcher Alessandro
<a.larcher-cBrwBxTNXEs1GQ1Ptb7lUw@public.gmane.org>,
VISCOUNT - Zinato Carlo
<c.zinato-cBrwBxTNXEs1GQ1Ptb7lUw@public.gmane.org>,
VISCOUNT - Gabrielli Sandro
<s.gabrielli-cBrwBxTNXEs1GQ1Ptb7lUw@public.gmane.org>,
David Brownell <david-b-yBeKhBN/0LDR7s880joybQ@public.gmane.org>,
spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
linux-arm-kernel-xIg/pKzrS19vn6HldHNs0ANdhmdF6hFW@public.gmane.org
Subject: Re: i.MX SPI driver
Date: Thu, 18 Jun 2009 09:39:16 +0200 [thread overview]
Message-ID: <4A39EF24.3080800@swapp-eng.it> (raw)
In-Reply-To: <20090618070124.GU31396-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Ok!
I agree with you.
Anyway consider that because of my work scheduling I'll have no time to
spend for the next months.
Please keep me informed on future developments.
Regards,
Andrea
Sascha Hauer ha scritto:
> Hi Andrea,
>
> On Thu, Jun 18, 2009 at 08:46:23AM +0200, Andrea Paterniani wrote:
>
>> Hi Sascha,
>>
>> Sorry for late replay!
>> The current driver support DMA transfers.
>> Surely for our design this feature is mandatory since we need to sustain
>> heavy SPI traffic.
>> I suggest to not remove the driver even if it only supports iMX1 device
>> and not the entire family.
>> Is it possible to have both current and new drivers?
>>
>
> I really wouldn't suggest that. The current driver does not work anymore
> anyway since arch-imx is gone and the DMA API has changed on arch-mx1.
> We have to do some work anyway, so I suggest to put the effort into DMA
> support for the new driver. Since it's a bitbang driver it shouldn't be
> hard.
>
> Sascha
>
>
--
------------------------------------------------------------------------
*Ing. Andrea Paterniani*
*SWAPP* - Studio Professionale
Via degli Abeti, 312 - 61100 Pesaro
Tel 0721 24256
Fax 178 220 8730
a.paterniani-03BXCEkGbFHYGGNLXY5/rw@public.gmane.org
www.swapp-eng.it
<mailto:%0d%0aa.paterniani-03BXCEkGbFHYGGNLXY5/rw@public.gmane.org%0d%0awww.swapp-eng.it>
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prev parent reply other threads:[~2009-06-18 7:39 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-17 10:40 i.MX SPI driver Sascha Hauer
[not found] ` <1245235220-23816-1-git-send-email-s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2009-06-17 10:40 ` [PATCH 1/2] remove " Sascha Hauer
[not found] ` <1245235220-23816-2-git-send-email-s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2009-06-17 10:40 ` [PATCH 2/2] SPI: Add SPI driver for most known i.MX SoCs Sascha Hauer
[not found] ` <1245235220-23816-3-git-send-email-s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2009-06-17 18:12 ` Guennadi Liakhovetski
[not found] ` <Pine.LNX.4.64.0906172010400.4218-0199iw4Nj15frtckUFj5Ag@public.gmane.org>
2009-06-18 7:52 ` Julien Boibessot
[not found] ` <4A39F255.2090301-GANU6spQydw@public.gmane.org>
2009-06-18 8:30 ` Guennadi Liakhovetski
[not found] ` <Pine.LNX.4.64.0906181028120.5779-0199iw4Nj15frtckUFj5Ag@public.gmane.org>
2009-06-21 12:59 ` Julien Boibessot
2009-06-21 13:53 ` Guennadi Liakhovetski
2009-07-24 10:07 ` Guennadi Liakhovetski
2009-09-10 23:33 ` i.MX SPI driver Daniel Mack
[not found] ` <20090910233303.GP9361-ahpEBR4enfnCULTFXS99ULNAH6kLmebB@public.gmane.org>
2009-09-11 19:28 ` Guennadi Liakhovetski
2009-06-18 6:46 ` Andrea Paterniani
[not found] ` <4A39E2BF.8060104-03BXCEkGbFHYGGNLXY5/rw@public.gmane.org>
2009-06-18 7:01 ` Sascha Hauer
[not found] ` <20090618070124.GU31396-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2009-06-18 7:39 ` Andrea Paterniani [this message]
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