On Wed, Sep 13, 2017 at 4:24 PM, Jeff Andich <[email protected]> wrote: > In this very interesting post, > http://beagleboard.org/discuss?place=topic%2Fbeagleboard%2FjnfNZIIC1V8%2Fdiscussion, > > Robert said: > > ".. The Device Tree Binaries get appended to u-boot.img, luckly we really > don't use them, as we just grab the kernel version.." > > > I don't quite yet grasp the full extent of what this statement means... > > > Q) But do the current u-boot and/or SPL for BeagleBone/BeagleBoard scan the > device tree to setup hardware for either both SPL/u-boot or is everything > mainly done through the static functions in board.c? > > I grepped on "CONFIG_OF_CONTROL" in my patched u-boot tree (2017.01 - > patched a couple of months ago). This is set to "y" in the defconfig, but I > couldn't find any of the functions (e.g. sh_serial_ofdata_to_platdata) > sandwiched within this define in u-boot.map, granted that was about the > extent to which I looked.
Currently the x15 u-boot is the only one that actually uses the device-tree-blobs, and very minimally in 2017.01. For the BeagleBone, we are still using the older pre-device-tree "aka board file" path.. Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAOCHtYjm8TTaBjbYyQZSATZAOTG3gQF%2B4rdv-1Qi_fZCiPPkcQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
