IRC #olimex 2016-10-18

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[10:02:39] <leon-anavi> morning
[15:45:22] <chomwitt> aloxa from greece.
[15:56:22] <chomwitt> what is more open platorfm , im233 or Allwinner?
[15:56:40] <chomwitt> iMX233
[15:57:30] <chomwitt> it seem that iMX233 doenst have GPU , does that make it more open? i mean Allwinner need GPU's blob
[15:58:39] <lukas2511> i think the imx233 is more open, but only because it lacks a gpu
[16:04:45] <chomwitt> so u mean that without a gpu allwinned would be ahead in that aspect
[16:06:20] <adj__> chomwitt, imx233 is more open because it has better documentation (both from a software point of view and for board development) and it is 100% supported (allwinner SOCs not only lack open source gpu support)
[16:07:31] <chomwitt> is there a project like sunxi for imx233 ? (sorry if i make a dumm question! i am newbie )
[16:08:49] <leon-anavi> imx233 is not sunxi :) check at NXP website and forum for resources
[16:09:00] <adj__> most important task of linux sunxi is making open source support for allwinner and imx233 has already good support
[16:09:28] <adj__> you can join nxp forums and ask there
[16:09:43] <leon-anavi> i.mx233 was developed by FreeScale. NXP bought FreeScale so now you should go to nxp.com for support.
[16:09:51] <leon-anavi> they have very good forums with a lot of info
[16:09:57] <adj__> agree
[16:10:04] <leon-anavi> I have used them for debugging issues on i.MX6 in the past.
[16:10:43] <adj__> chomwitt, but imx233 is less powerful and old
[16:11:27] <leon-anavi> yes, very old :)
[16:12:14] <chomwitt> leon-anavi: by sunxi i was referring not to the Allwinner's SoC family but the community linux-sunxi that it seems to my untrained eye that offers software packages and kernels targetting sunxi soc. so i was wondering whether imx233 has an alike linux-community behind it
[16:13:04] <chomwitt> old? i wasnt aware of that .
[16:14:05] <chomwitt> for example imx233 SingleBoardComputes that olimex is offering are more old from A10 ?
[16:14:52] <adj__> yes, imx233 olinuxino is the first one
[16:15:04] <adj__> imx233 was released in 2009
[16:15:20] <lukas2511> also you may want to compare the specs of those SoCs
[16:15:25] <lukas2511> or the whole boards
[16:15:33] <adj__> with guarantied support of 10 years, probably extended to 15 years
[16:15:50] <adj__> http://www.nxp.com/about/about-nxp/technology-leadership/product-longevity:PRDCT_LONGEVITY_HM
[16:16:17] <lukas2511> imx233 boards are 454Mhz single core (armv5?) cpus, with 64 MB of memory on the olimex boards
[16:17:19] <lukas2511> A10 is a 1Ghz single core (armv7?) cpu, with 512MB of (DDR3) memory on the olimex boards
[16:17:28] <lukas2511> and it has a gpu which can be used to accelerate some tasks
[16:17:33] <adj__> in the other hand, allwinner a10 is already discontinued (although allwinner made another batch for olimex after that)
[16:18:13] <adj__> imx233 supports 128MB with two dram chips
[16:18:18] <lukas2511> yes, if you are building a product relying on the availability of the SoC you should go with a manufacturer like NXP, and have a look at the datasheets for chip manufacturing time
[16:18:26] <adj__> but olimex boards only has 64MB
[16:20:13] <lukas2511> imx233 has a "This product is included in our product longevity program, with assured supply for a minimum of 10 years after launch" note on its product page
[16:20:58] <adj__> probably imx233 is now the smallest SOC now that ships in single quantity and can run linux with mmu
[16:21:05] <lukas2511> allwinner on the other hand specialises more on multimedia devices, where a quick turnover is wanted by the customers who want faster and faster devices
[16:21:20] <adj__> at least the smallest arm based
[16:22:07] <adj__> yes, allwinner is a company for tablets and media devices
[16:22:32] <lukas2511> what are those wireless sd cards running on? i mean that must be a pretty small device.. :D
[16:23:06] <adj__> I don't know what sd cards you are refering to
[16:23:32] <adj__> sd cards probably have microcontrollers without mmu
[16:23:34] <lukas2511> https://wikidevi.com/wiki/Transcend_Wi-Fi_SD_Card_16GB
[16:23:44] <lukas2511> it's running linux
[16:23:47] <lukas2511> because. reasons.
[16:26:30] <adj__> probably to run linux's network stack
[16:27:05] <chomwitt> thanks very much for the info. it cleared basic things to me
[16:27:07] <adj__> your links says that it uses the same arm core than imx233
[16:27:21] <adj__> ARM926EJ-S
[16:27:53] <lukas2511> yes
[16:28:09] <adj__> chomwitt, with imx233 you can build boards without bga components