Hi Anand, The cape compatibility layer worked very well for me, and it is also well documented. https://deepaklorkhatri.me/GSoC2020_BeagleBoard.org/
Best wishes, Michele Il gio 18 mar 2021, 10:50 Anand <[email protected]> ha scritto: > Hello, > > Were you successfully able to run the spidev test? > What is your kernel version on BBAI? > > Thanks > Anand > > On Thu, Mar 18, 2021 at 3:27 AM set_ <[email protected]> wrote: > >> Anand! >> >> They did it again! The image has all the older items I was used to using! >> Anyway, it works. I had a very old image on my AI which was obsolete... >> >> >> - git clone https://github.com/beagleboard/BeagleBoard-DeviceTrees >> - cd BeagleBoard-DeviceTrees && make >> - git clone https://github.com/derekmolloy/exploringBB >> - cd exploringBB/chp08/spi/spidev_test/ && nano (or your favorite >> editor) spidev_test.c >> - On line 32, change '/dev/spidev0.1' to '/dev/spidev1.1' >> - Then... >> - On your overlay that was made w/ make, C & P it in /boot/uEnv.txt >> - The file is in BeagleBoard-DeviceTrees/src/arm/overlays/ >> - It is called BBAI-SPI0_1.dtbo >> - That should do it but first, reboot the board w/ sudo shutdown -r >> now! >> >> That is what I was attempting in my gibberish earlier in my 2000 posts I >> made but all along, I have this outdated image and was thinking I could do >> it w/ the current config. >> >> Seth >> On Tuesday, March 16, 2021 at 3:08:44 AM UTC-5 [email protected] wrote: >> >>> I already tried with both spidev0 and spidev1. No luck. >>> >>> On Tue, 16 Mar 2021, 04:39 set_, <[email protected]> wrote: >>> >>>> Hello, >>>> >>>> Use SPIDEV0 and not SPIDEV1. I think this may get you closer to running >>>> the test. >>>> >>>> Seth >>>> On Thursday, March 11, 2021 at 11:45:50 AM UTC-6 [email protected] >>>> wrote: >>>> >>>>> An additional information: >>>>> I can see the spi interfaces in the /dev/ folder. >>>>> >>>>> On Thursday, March 11, 2021 at 6:44:38 PM UTC+1 [email protected] >>>>> wrote: >>>>> >>>>>> Hi Everyone, >>>>>> >>>>>> I am trying to enable the spi interface on beaglebone AI. >>>>>> I used the roboticscape device tree structure from the link below: >>>>>> >>>>>> https://github.com/beagleboard/BeagleBoard-DeviceTrees >>>>>> The show-pins command shows that spi interface is up. However, when >>>>>> I run the spidev_test, I receive a stream of 0's instead of actual data. >>>>>> >>>>>> I bridged the pins p9.29 and P9.30 before running the test. >>>>>> Can anyone provide some solution to fix this issue? >>>>>> >>>>>> Thanks >>>>>> Anand >>>>>> >>>>> -- >>>> 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/e071b9f6-be3a-44c7-9fed-b0d82d8a76f4n%40googlegroups.com >>>> <https://groups.google.com/d/msgid/beagleboard/e071b9f6-be3a-44c7-9fed-b0d82d8a76f4n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >> 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/90ae5fcb-3c62-41ab-a3fd-b8c9ba22564dn%40googlegroups.com >> <https://groups.google.com/d/msgid/beagleboard/90ae5fcb-3c62-41ab-a3fd-b8c9ba22564dn%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > 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/CAOw%2Bujw39epDE24hBaqy3YhXTbjS5sAEbLcQtRKGhuLzAtFr7g%40mail.gmail.com > <https://groups.google.com/d/msgid/beagleboard/CAOw%2Bujw39epDE24hBaqy3YhXTbjS5sAEbLcQtRKGhuLzAtFr7g%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- 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/CANC2S_GSfnYqgLUmtQYfE8jTg8Abo%3DyL5-z_D8MHj4q8%2Bq1g8A%40mail.gmail.com.
