This solution seems like a good place to start. I haven't tried it myself but it looks clean and easy to implement. https://stackoverflow.com/a/68650774
The alternative would be to bbappend the kernel and patch your overlay into the correct folder. https://stackoverflow.com/a/39343720 On Thu, Dec 21, 2023 at 10:03 AM Bremenpl <[email protected]> wrote: > Hi and thank you for the answer Jonathan! > > Do you happen to also know a good reference on how to incorporate an > overlay into the yocto build? > > On December 21, 2023 15:58:56 Jon Cormier <[email protected]> > wrote: > >> Here is a possible example overlay that configures pinmuxes with the >> expectation that the pru's will use them. There is likely a similar >> example in that long list of overlays that disables hdmi. >> >> >> https://github.com/beagleboard/bb.org-overlays/blob/master/src/arm/AM335X-PRU-RPROC-4-19-TI-PRUCAPE-00A0.dts >> >> Note its entirely possible these examples won't build or apply correctly >> on a different kernel version, but they should still be a decent starting >> point. >> >> On Thu, Dec 21, 2023 at 6:34 AM Lukasz Przenioslo <[email protected]> >> wrote: >> >>> Hello there, >>> >>> I was able to compile the Poky image (Dunfell) with meta-ti included for >>> the BBB. I am working on an open source project intended for home >>> automation based on the BBB: https://github.com/Beaglenode/BeagleNodeHW >>> >>> The next step I am trying to make is to prepare a proper device tree >>> overlay that would align with the HW requirements of this project (or >>> "cape"). I need to: >>> - Disable the HDMI pins, >>> - configure multiple pins as either PRU0 or PRU1 controlled. >>> >>> For that I thought the best approach would be to prepare a DTO, instead >>> of modifying the default one for BBB. I don't know how to prepare that DTO >>> yet and I don't know how to include it in my build. I would like to ask for >>> some help in this manner, especially the prior part (how to load the custom >>> DTO). Right now I am still modifying everything in the local.conf, as I do >>> not have the knowledge yet to build my own distro for this device (that's >>> the end plan). >>> >>> I would appreciate all help! >>> >>> >>> >>> >> >> -- >> Jonathan Cormier >> Software Engineer >> >> Voice: 315.425.4045 x222 >> >> >> >> http://www.CriticalLink.com <http://www.criticallink.com/> >> 6712 Brooklawn Parkway, Syracuse, NY 13211 >> >> <https://www.linkedin.com/company/critical-link-llc> >> <https://twitter.com/Critical_Link> >> > > -- Jonathan Cormier Software Engineer Voice: 315.425.4045 x222 http://www.CriticalLink.com <http://www.criticallink.com/> 6712 Brooklawn Parkway, Syracuse, NY 13211 <https://www.linkedin.com/company/critical-link-llc> <https://twitter.com/Critical_Link>
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