linux-kernel - Re: [PATCH v3 5/5] mtd: mchp23k256: Add support for mchp23lcv1024

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Message-ID: <20170523005845.GI13759@lunn.ch>
Date:   Tue, 23 May 2017 02:58:45 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Chris Packham <chris.packham@...iedtelesis.co.nz>
Cc:     linux-mtd@...ts.infradead.org, computersforpeace@...il.com,
        dwmw2@...radead.org, boris.brezillon@...e-electrons.com,
        linux-kernel@...r.kernel.org, Marek Vasut <marek.vasut@...il.com>,
        Richard Weinberger <richard@....at>,
        Cyrille Pitchen <cyrille.pitchen@...ev4u.fr>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, devicetree@...r.kernel.org
Subject: Re: [PATCH v3 5/5] mtd: mchp23k256: Add support for mchp23lcv1024

On Tue, May 23, 2017 at 12:43:17PM +1200, Chris Packham wrote:
> The mchp23lcv1024 is software compatible with the mchp23k256, the
> only difference (from a software point of view) is the size.

This is not really true. The size of the address is also different,
and the point of the v2 change.

> There
> is no way to detect the size so we must be told via a Device Tree.

or defaults to 256K when device tree is not used.

> 
> Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew