linux-kernel - Re: enhance ONFI table reliability/stable

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Message-ID: <20151121082727.GA3023@brian-ubuntu>
Date:	Sat, 21 Nov 2015 00:27:27 -0800
From:	Brian Norris <computersforpeace@...il.com>
To:	Boris Brezillon <boris.brezillon@...e-electrons.com>
Cc:	Bean Huo 霍斌斌 (beanhuo) 
	<beanhuo@...ron.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>
Subject: Re: enhance ONFI table reliability/stable

On Sat, Nov 21, 2015 at 08:46:04AM +0100, Boris Brezillon wrote:
> This being said, I don't know how you would change the ONFI spec and
> keep it compatible with the previous version. As I said, the current
> version of the spec does not reserve any area after the mandatory
> parameter pages...
> You'll probably have to add a NAND_CMD_ALT_PARAM to support this kind
> of thing.

I was interpreting Bean's comments to mean only a change in software,
not in the actual NAND flash (HW) implementation. If he is suggesting a
change in the flash spec, then that's a completely different discussion.

Brian
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