From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1RSnqp-00068N-33 for barebox@lists.infradead.org; Tue, 22 Nov 2011 10:45:19 +0000 Date: Tue, 22 Nov 2011 11:45:13 +0100 From: Sascha Hauer Message-ID: <20111122104513.GI27267@pengutronix.de> References: <1321882291-26290-1-git-send-email-h.feurstein@gmail.com> <20111122091926.GE27267@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: quoted-printable Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] eeprom/at25: add erase support To: Hubert Feurstein Cc: barebox@lists.infradead.org On Tue, Nov 22, 2011 at 10:58:56AM +0100, Hubert Feurstein wrote: > 2011/11/22 Sascha Hauer : > > On Mon, Nov 21, 2011 at 02:31:31PM +0100, Hubert Feurstein wrote: > >> Signed-off-by: Hubert Feurstein > >> --- > >> =A0drivers/eeprom/at25.c | =A0 15 +++++++++++++++ > >> =A01 files changed, 15 insertions(+), 0 deletions(-) > > > > Do we need this? We normally only have erase functions for devices that > > need it, namely flashes. > > > In my case I use the eeprom (or fram) to store the environment. So > with this I can erase the env-partition simply by calling 'erase > /dev/env0'. > So it's more like a convenience function. Or is there a other > possibility to easily erase a partition completely? The memset-command > is not really suitable because I have to pass the size as an argument. How about cp /dev/zero /dev/env0? Sascha -- = Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox