Date: Tue, 16 Feb 2016 23:50:01 +0100 From: Emmanuel Vadot <manu@bidouilliste.com> To: Warner Losh <imp@bsdimp.com> Cc: ticso@cicely.de, Kevin Lo <kevlo@freebsd.org>, freebsd-arm@freebsd.org, owner-freebsd-arm@freebsd.org Subject: Re: FreeBSD on the $9 C.H.I.P Message-ID: <804ee4b84b98feeeea72d29663ba6b92@megadrive.org> In-Reply-To: <CANCZdfp4kDtmDdOz=FQzOsBZaAqcipQ_z77zyQe9Bo_1M5-GJg@mail.gmail.com> References: <56BBD0B0.7040407@thieprojects.ch> <56BBD6B9.3090703@interia.eu> <20160211104534.5c18d1d32b3b55fdc458f6a5@bidouilliste.com> <56BCD629.3040209@interia.eu> <20160215123438.GK75922@cicely7.cicely.de> <20160215150404.GA51274@ns.kevlo.org> <20160215162419.GL75922@cicely7.cicely.de> <CANCZdfp4kDtmDdOz=FQzOsBZaAqcipQ_z77zyQe9Bo_1M5-GJg@mail.gmail.com>
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On 2016-02-16 19:33, Warner Losh wrote: > On Mon, Feb 15, 2016 at 9:24 AM, Bernd Walter <ticso@cicely7.cicely.de> > wrote: > >> On Mon, Feb 15, 2016 at 11:04:04PM +0800, Kevin Lo wrote: >> > On Mon, Feb 15, 2016 at 01:34:39PM +0100, Bernd Walter wrote: >> > > On Thu, Feb 11, 2016 at 07:42:49PM +0100, Kris wrote: >> > > > Yep, that's what I meant. As long as we distinguish Allwinner naming >> > > > convention from what is inside we shall be fine (although Allwinner >> > > > tries hard to confuse people... as if ARM had not done enough :) ) >> > > > That being said I think support for Allwinner chips is worth being >> > > > continued. They are cheap, quite robust, quite popular, and >> > > > documentation is reasonably available (credits go to sunxi I must >> admit) >> > > >> > > This is the first time I hear someone saying that documentation for >> > > Allwinner is available. >> > > Any links to share or is this still under some kind of NDA? >> > >> > Some datasheets are available at >> https://github.com/allwinner-zh/documents >> >> Oh - there are register definitions for the A20 I'd looked up. >> That's better than nothing at least. >> So far all I'd seen where block diagrams and pinouts. >> > > Yea, but many of the interesting bits, like the NAND controller, are > too light in detail to actually implement a NAND controller driver. > > Warner Unfortunately the best documentation about allwinner is still linux source. -- Emmanuel Vadot
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