Hi, >> On Tuesday, August 18, 2015 at 03:24:44 AM, Brian Norris wrote: >>> I'm not very helpful here, so hopefully Viet can be of more use: >> >> Yup :) >> >>> On Mon, Aug 17, 2015 at 07:53:23PM +0200, Marek Vasut wrote: >>> > On Monday, August 17, 2015 at 06:03:38 PM, Brian Norris wrote: >>> > Also, I cannot find any documentation for this IP block even if I >>> > search through Quartus/QSys, is there any proper documentation >>> > available anywhere? >>> >>> I never found proper documentation, but I didn't look too hard. I've >>> mostly been going off of Viet's comments and code. >> >> Me neither, and I looked through the altera stuff in fact. I'm trying to learn whether this is just an Soft IP, in which case it certainly can be fixed ; or if there is actually some chip shipping with this crap synthesised into actual silicon. >> >>> But FWIW, I did find some relevant info for the peculiar Altera EPCQ >>> flash here: >>> >>> https://www.altera.com/content/dam/altera-www/global/en_US/pdfs/litera >>> ture/ >>> hb/cfg/cfg_cf52012.pdf >> >> Altera EPCS/EPCQ flashes are just rebranded micron flashes, they just have different JEDEC >ID and are a bit more expensive. > > You can find the document at here > (https://www.altera.com/content/dam/altera-www/global/en_US/pdfs/literature/ug/ug_embedded_ip.pdf) > Chapter 42.Page 407. > > For the soft IP issue, i've requested hardware engineer to come out > the solution. So in the mean way, our driver will NOT support Micron > flashes until hardware fix is completed. > > Hence, i just submitted version 5 for this driver with eliminating > micron device support. Hope this version will get ACKed by you. > > Thanks, > Viet Nga -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
