From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Subject: Re: commit e38c0a1f breaks powerpc boards with uli1575 chip Date: Mon, 30 Dec 2013 14:13:20 +1100 Message-ID: <1388373200.4373.25.camel@pasglop> References: <201312171135.38576@blacky.localdomain> <52B1EC15.5070606@gmail.com> <201312190842.02702@blacky.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <201312190842.02702-vlktAfmDCSZSq9BJjBFyUp/QNRX+jHPU@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Nikita Yushchenko Cc: Rob Herring , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Arnd Bergmann , Dmitry Krivoschekov , Alexey Lugovskoy , Thierry Reding , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Grant Likely , linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org List-Id: devicetree@vger.kernel.org On Thu, 2013-12-19 at 08:42 +0400, Nikita Yushchenko wrote: > No, this does not help. > > I've dumped the actual content of 'range' and 'addr' at the failure > point > (i.e. ar point that returns error with e38c0a1f but passes without > e38c0a1f ): > > OF: default map, cp=0, s=10000, da=70 > range: 01 00 00 00 00 00 00 00 00 00 00 00 > addr: 00 00 00 00 00 00 00 00 00 00 00 70 Something that has a #address-cells larger than 2, or more generally, an address field that contains more than a single number, must have a specific translation backend, like we have for PCI. This is a bit annoying but originates from the original OFW stuff on which this stuff is based where the bus node would provide the methods for translation. Cheers, Ben. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html