From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Fri, 19 Apr 2019 17:20:40 +0200 Subject: [U-Boot] [PATCH] phycore-pcl060: U-boot support for Phytec phyCORE PCL060 In-Reply-To: <08618c37-645a-af4b-2f3a-fc138980b805@denx.de> References: <20190418150114.24148-1-lusus@denx.de> <03d7e6dc-da2b-2358-28fe-691d7fe73e2b@denx.de> <60209a38-d01a-2731-9c32-3bef05f3496e@denx.de> <7abf6186-9122-ae29-03e8-8ee2c1f55a0d@denx.de> <08618c37-645a-af4b-2f3a-fc138980b805@denx.de> Message-ID: <36cf0067-af2b-b5ee-dc58-99b5801c933d@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 4/19/19 5:06 PM, Parthiban Nallathambi wrote: > Hello Marek, > > On 4/19/19 3:35 PM, Marek Vasut wrote: >> On 4/19/19 3:18 PM, Parthiban Nallathambi wrote: >> >> Hi, >> >> [...] >> >>>>> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig >>>>> index d29f1ca0b5..9336439340 100644 >>>>> --- a/arch/arm/mach-omap2/Kconfig >>>>> +++ b/arch/arm/mach-omap2/Kconfig >>>>> @@ -186,6 +186,7 @@ source "board/ti/am43xx/Kconfig" >>>>> source "board/ti/am335x/Kconfig" >>>>> source "board/compulab/cm_t335/Kconfig" >>>>> source "board/compulab/cm_t43/Kconfig" >>>>> +source "board/phytec/phycore_pcl060/Kconfig" >>>> >>>> Here [1] it says the name of the SoM is PCM-060 , what is PCL-060 ? >>>> >>>> [1] >>>> https://www.phytec.eu/product-eu/system-on-modules/phycore-am335x-download/ >>>> [...] >>> >>> This differs only by the connector. PCM variants are pluggable and PCL variants >>> are direct soliderable to the carrier board. >>> >>> Copied from [1]: >>> The PCL-060 System On Module is a connector-less, BGA style variant of the >>> PCM-060/phyCORE-AM335x R2 SOM. Unlike traditional Phytec SOM products that support >>> high density connectors, the PCL-060 SOM is directly soldered down to the >>> phyBOARD-Wega AM335x using Phytec's Direct Solder Connect technology (DSC). This >>> solution offers an ultra-low cost Single Board Computer for the AM335x processor, while >>> maintaining most of the advantages of the SOM concept. >>> >>> [1] https://www.phytec.de/fileadmin/user_upload/downloads/Manuals/L-845e_1.pdf >> >> Ah damn, this looks like a consistency problem is coming up. We have >> multiple PCM* SoMs in U-Boot, one PCL* SoM and now another PCL/PCM SoM. >> But the PCL063 isn't even manufactured in variant with connectors, so I >> guess we can ignore that one. >> >> I wonder whether we should stick to PCM* for all of the Phytec SoMs for >> consistency sake and document that PCL060 is also supported or maybe >> there's a better way ? > > Does PCX/PCx makes sense? But we have the same problem with variscite [1] SoM's > (either SODIMM or solderable). > > [1] https://lists.denx.de/pipermail/u-boot/2019-April/365667.html PCX would introduce another option, in addition to PCM/PCL, one which cannot be easily found on the internet, so I'd like to avoid that. I am banking toward the sticking with PCM where possible (simply because that's what $searchengine spits out first when you look for that SoM, and because we already have plenty of PCM-nnn SoMs), but maybe someone has a better idea . -- Best regards, Marek Vasut