Am 13.04.2016 um 15:15 schrieb Alexander Graf: > On 04/13/2016 02:58 PM, Andreas Färber wrote: >> Am 11.04.2016 um 16:55 schrieb Alexander Graf: >>> When the user did not pass any device tree or the boot script >>> didn't find any, let's use the system device tree as last resort >>> to get something the payload (Linux) may understand. >>> >>> This means that on systems that use the same device tree for U-Boot >>> and Linux we can just share it and there's no need to manually provide >>> a device tree in the target image. >>> >>> While at it, also copy and pad the device tree by 64kb to give us >>> space for modifications. >>> >>> Signed-off-by: Alexander Graf <ag...@suse.de> >> Tested-by: Andreas Färber <afaer...@suse.de> >> >> It definitely avoids a warning message. However, it does not always >> allow Linux to actually boot, e.g. on jetson-tk1 (patch sent). > > We could give the user a warning in the fallback case as well, but > ideally I'd like to move to a model where all device trees really are > interchangable and work with every component. So then we would warn the > user about the preferred default case. I'm not sure that's a great idea.
I'm not saying we need a warning here, just that this solution by itself is not sufficient and other fixes (like supplying $fdtfile) are still necessary today. Regards, Andreas -- SUSE Linux GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany GF: Felix Imendörffer, Jane Smithard, Graham Norton HRB 21284 (AG Nürnberg) _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
