From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lucas Stach Subject: Re: [linux-sunxi] Re: [RFC PATCH v2 08/14] mtd: nand: add sunxi NAND flash controller support Date: Mon, 10 Mar 2014 12:37:51 +0100 Message-ID: <1394451471.6627.10.camel@weser.hi.pengutronix.de> References: <1391006064-28890-1-git-send-email-b.brezillon.dev@gmail.com> <1391006064-28890-9-git-send-email-b.brezillon.dev@gmail.com> <20140129175641.GF1427@obsidianresearch.com> <20140129184619.GC27143@localhost> <20140129191005.GG1427@obsidianresearch.com> <531D9F4B.6040505@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <531D9F4B.6040505-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Boris BREZILLON Cc: Jason Gunthorpe , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Russell King , Rob Landley , Arnd Bergmann , linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dev-3kdeTeqwOZ9EV1b7eY7vFQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Ezequiel Garcia , Grant Likely , Maxime Ripard , Brian Norris , David Woodhouse , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org Am Montag, den 10.03.2014, 12:17 +0100 schrieb Boris BREZILLON: > Hello Jason, >=20 > Le 29/01/2014 20:10, Jason Gunthorpe a =C3=A9crit : > > On Wed, Jan 29, 2014 at 03:46:20PM -0300, Ezequiel Garcia wrote: > > > >> After CE# has been pulled high and then transitioned low again, th= e host > >> should issue a Set Features to select the appropriate asynchronous= timing mode. > >> """ > > Oh, I had forgot you should do a set feature too > > > > Boris, I think the core core should handle this dance and the drive= r > > should just implement a call back to change the timing mode on the > > interface.. > > > > If I ever get a moment I can work on support for timing setting in = the > > mvebu driver, I have boards here with ONFI NAND.. >=20 > Any progress on this ? > I'm about to post the 3rd version of this series and if you already h= ave > something working I could base my work on your proposal. >=20 I'm also interested in seeing this moving forward. I'm currently portin= g the Tegra NAND drive to mainline and at least the OF ONFI mode and ONFI mode to timing converter parts of this series are really helpful. Regards, Lucas --=20 Pengutronix e.K. | Lucas Stach = | Industrial Linux Solutions | http://www.pengutronix.de/= | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-507= 6 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-555= 5 | -- To unsubscribe from this list: send the line "unsubscribe devicetree" i= n the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html