linux-kernel - Re: [RFC PATCH nand/next 0/4] mtd: nand: spi: Add CASN page support

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Message-ID: <87ses4jsnx.fsf@bootlin.com>
Date: Wed, 06 Nov 2024 16:20:02 +0100
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: SkyLake Huang (黃啟澤) <SkyLake.Huang@...iatek.com>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
  "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
  "linux-mediatek@...ts.infradead.org"
 <linux-mediatek@...ts.infradead.org>,  "acelan.kao@...onical.com"
 <acelan.kao@...onical.com>,  "chengminglin@...c.com.tw"
 <chengminglin@...c.com.tw>,  "mika.westerberg@...ux.intel.com"
 <mika.westerberg@...ux.intel.com>,  "linux-arm-kernel@...ts.infradead.org"
 <linux-arm-kernel@...ts.infradead.org>,  "matthias.bgg@...il.com"
 <matthias.bgg@...il.com>,  "daniel@...rotopia.org"
 <daniel@...rotopia.org>,  "vigneshr@...com" <vigneshr@...com>,
  AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
  "richard@....at" <richard@....at>
Subject: Re: [RFC PATCH nand/next 0/4] mtd: nand: spi: Add CASN page support


Hello,

On 28/10/2024 at 15:25:59 GMT, SkyLake Huang (黃啟澤) <SkyLake.Huang@...iatek.com> wrote:

> On Sun, 2024-10-20 at 21:27 +0800, Sky Huang wrote:
>> From: "Sky Huang" <skylake.huang@...iatek.com>
>> 
>> Hi, this is Qi-Ze Huang(Sky Huang) from MediaTek. On our router
>> platforms
>> chips, we have to quality lots of SPI-NAND devices and are eager for
>> a standard so that we don't need to maintain trivial flash ID table
>> anymore. I also noticed a talk in 2019 Embedded Linux Conference,
>> Memory Technology Devices: what's new, which mentioned "ONFI for
>> SPI-NANDs? Maybe, maybe not".
>> 
>> So earlier this year, I proposed a bold idea, CASN page (Common
>> Attributes
>> for SPI-NAND). I worked together with top 3 SPI-NAND market share
>> flash
>> vendors and other vendors to integrate CASN page on their SPI-NAND
>> devices
>> including but not limited to:
>> 
> gentle ping

I had a look at it, it is interesting but I have some questions and need
to come back to it. Unfortunately I was a bit busy these days. Sorry for
the delay.

Thanks,
Miquèl