[PATCH v5 0/3] mtd: spi-nor / spi / MFD: Convert intel-spi to SPI MEM

Tudor.Ambarus at microchip.com Tudor.Ambarus at microchip.com
Mon Jan 10 23:25:25 PST 2022


On 1/11/22 8:49 AM, Mika Westerberg wrote:
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> 
> Hi Tudor and Mark,

Hi!

> 
> On Mon, Dec 20, 2021 at 07:46:22PM +0300, Mika Westerberg wrote:
>> Hi all,
>>
>> Based on discussion on the patch I sent some time ago here:
>>
>>   http://lists.infradead.org/pipermail/linux-mtd/2021-June/086867.html
>>
>> it turns out that the preferred way to deal with the SPI flash controller
>> drivers is through SPI MEM which is part of Linux SPI subsystem.
>>
>> This series does that for the intel-spi driver. This also renames the
>> driver to follow the convention used in the SPI subsystem. The first patch
>> improves the write protection handling to be slightly more safer. The
>> following two patches do the conversion itself. Note the Intel SPI flash
>> controller only allows commands such as read, write and so on and it
>> internally uses whatever addressing etc. it figured from the SFDP on the
>> flash device.
> 
> Any chance to get this one merged?
> 

Sure, it's a candidate for 5.18. I don't have anything against the move to
SPI, but I didn't get the chance to go through your series. Will try to do
it.

Cheers,
ta


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