Subject: [PATCH V1 3/5] mtd: m25p80: add the quad-read support

From: [email-masked] (Sourav Poddar)
Date: Fri, 23 Aug 2013 16:57:30 +0530

Hi,
On Friday 23 August 2013 04:53 PM, Brian Norris wrote:
> On 08/22/2013 12:55 PM, Mark Brown wrote:
>> On Thu, Aug 22, 2013 at 12:34:53PM -0700, Brian Norris wrote:
>>> What you're really missing from device-tree (and the SPI subystem in
>>> general) is how to detect those SPI controllers which support dual and
>>> quad mode transfers, and how to communicate that a particular SPI
>>> transaction should be performed on 1 or 4 IO lines. We shouldn't have
>>> this just hacked in via assumptions.
>>
>> That bit does need to be fixed in this driver, yes.  The SPI core now
>> has quad mode support.
>
> Where? Perhaps I'm missing the obvious, but I don't see SPI core quad 
> support in linux-next or in Linus' tree.
>
You can find it here in Mark's tree:
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git
branch: remotes/brownspi/spi-next
> Brian
>
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