On Sun, Jun 9, 2019 at 7:19 PM Robert Heller <[email protected]> wrote: > > OK, I have made use of the MCP23008 and MCP23017, 8 bit and 16 bit GPIO > expanders that are I2C connected on Raspberry Pis. The Raspberry Pi kernels > include both an overlay (Device Tree Blob) and a driver module for the > MCP23008 and MCP23017 chips. I would also like to make use of these chips on > my beagle boards (a BeagleBoneBlack and a PocketBeagle). > > I just did some poking around on my BBB, and there are neither Device Tree > Blobs nor driver modules for the MCP23008 and MCP23017 chips. > > So, my question is: What is involved in building the missing driver modules > and Device Tree Blobs -- I have built driver modules and even rebuilt whole > kernels on x86 Linux boxen, so I have passing knowledge of how that goes, what > I am really wondering: is there a repo with .deb files containing the "extra" > ko files? Or tarballs containing the additional sources? I realize the BBB > and PB are rather slow, so maybe I should cross build this on one of my Pis? > Or is there an alternitive kernel I can upgrade to that includes these > modules? > > Right now my two Beagles are running 4.14.71-ti-r80, Debian GNU/Linux 9, > BeagleBoard.org Debian Image 2018-10-07. I did do a apt-get update/apt-get > dist-upgrade about a month ago (May 14).
it's enabled, just after r80 came out.. Just run, and then reboot.. sudo /opt/scripts/tools/update_kernel.sh 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/CAOCHtYjB%3Dqwp4g_VsdJL6qkGUtG2RB1BrqCyOumbYTa5i4aU%2BA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
