From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Simek Date: Tue, 12 Nov 2013 16:17:11 +0100 Subject: [U-Boot] [PATCH] Separate EBV Socrates board from Altera Cyclone 5 board In-Reply-To: <1384267607.5528.6.camel@clsee-VirtualBox.altera.com> References: <20131111192602.GA22118@amd.pavel.ucw.cz> <20131111203332.GG420@bill-the-cat> <5281E55E.8090701@monstr.eu> <52820044.6020700@monstr.eu> <1384267607.5528.6.camel@clsee-VirtualBox.altera.com> Message-ID: <52824677.1010806@monstr.eu> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 11/12/2013 03:46 PM, Chin Liang See wrote: > Hi all, > > On Tue, 2013-11-12 at 11:17 +0100, Michal Simek wrote: >> On 11/12/2013 10:56 AM, Detlev Zundel wrote: >>> Hi Michal, >>> >>>> On 11/11/2013 09:33 PM, Tom Rini wrote: >>>>> On Mon, Nov 11, 2013 at 08:26:02PM +0100, Pavel Machek wrote: >>>>> >>>>>> Altera Cyclone 5 board is very different board (big, rectangular, >>>>>> expensive) than EBV Socrates (small, circular, cheap) board. Different >>>>>> parts are used there, too, but same configuration of u-boot works on >>>>>> both. Nevertheless, printing wrong name confuses users. >>>>>> >>>>>> Therefore this splits the configuration so that u-boot knows they are >>>>>> different. So far it is only used for correcting the puts, but there >>>>>> may be other uses in future. >>>>>> >>>>>> Signed-off-by: Pavel Machek >>>>> >>>>> Is there any way at run time to tell which board we are on? >>>> >>>> Why do you care about board name in general? >>> >>> We care for board names for a very long time in U-Boot and I'd like to >>> keep this. I actually expect a sensible board name on any platform that >>> I touch. The board name is an important extra information additional to >>> the SoC name. So the question is the other way round - since when do we >>> _not_ care about board names? >> >> There could be i2c memory on board where you can find out this information but that's >> problematic if it is empty or you want to use this i2c for something else. >> For all microblaze boards I use XILINX_BOARD_NAME which reflects hw design >> (if user is smart enough board name is the part of hw design name). >> For zynq/socfpga sensible solution is probably to load this name for DTS. >> > > Currently, the SOCFPGA SPL is customized through a set of handoff files > which located at board folders. These handoff files are generated by > tools based on board and user design in FPGA. With that, not much > decision being made during run time based on the board. With this > handoff and tools approach, it will shield off the complexity of > hardware configuration and errors (if user change it manually without > tools help). Thanks Which nice copy of our approach. :-) But anyway I believe that you are also generating one macro which define name of this configuration based on hw design/board you are using. And then you can use this macro for showing board/design name in u-boot. Thanks, Michal -- Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91 w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/ Maintainer of Linux kernel - Xilinx Zynq ARM architecture Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 263 bytes Desc: OpenPGP digital signature URL: