linux-kernel - Re: [PATCH-v3] Support M95040 SPI EEPROM

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Message-ID: <20120403164659.GB2477@pengutronix.de>
Date:	Tue, 3 Apr 2012 18:46:59 +0200
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Ivo Sieben <meltedpianoman@...il.com>
Cc:	linux-kernel@...r.kernel.org, Jean Delvare <khali@...ux-fr.org>,
	Kevin Hilman <khilman@...prootsystems.com>,
	Chris Wright <chrisw@...s-sol.org>, gregkh@...uxfoundation.org
Subject: Re: [PATCH-v3] Support M95040 SPI EEPROM

On Tue, Apr 03, 2012 at 08:25:02AM +0200, Ivo Sieben wrote:
> Updated the generic SPI EEPROM driver AT25 for support of an additional address
> bit in the instruction byte. Certain EEPROMS have a size that is larger than the
> number of address bytes would allow (e.g. like M95040 from ST that has 512 Byte
> size but uses only one address byte (A0 to A7) for addressing.) For the extra
> address bit (A8, A16 or A24) bit 3 of the instruction byte is used. This
> instruction bit is normally defined as don't care for other AT25 like chips.
> 
> Signed-off-by: Ivo Sieben <meltedpianoman@...il.com>

Thanks for keeping at it!

Reviewed-by: Wolfram Sang <w.sang@...gutronix.de>

I could also pick it up (since I am looking after at24, so that fits somehow),
but Greg's tree is maybe the more obvious place.

Regards,

   Wolfram

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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