From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean Delvare Subject: Re: AT88SC Date: Tue, 28 Sep 2010 09:05:08 +0200 Message-ID: <20100928090508.79de9d01@endymion.delvare> References: <4CA0A45F.7090104@grandegger.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4CA0A45F.7090104-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org> Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Wolfgang Grandegger Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-i2c@vger.kernel.org Hi Wolfgang, On Mon, 27 Sep 2010 16:04:15 +0200, Wolfgang Grandegger wrote: > is there any known Linux support for Atmel's CryptoMemory chips AT88SC, > e.g. [1]? Not that I know of. > It seems not to be a real I2C device as it does not support > I2C addressing. Could it be handled with the I2C interface anyway? After a quick look at the datasheet, I don't see any problem handing this chip with the I2C interface. Its addressing is indeed uncommon, so you won't be able to use the SMBus command set, but raw I2C transfers should work just fine. -- Jean Delvare