Here is the output of the /sudo /opt/scripts/tools/version.sh ============================================ git:/opt/scripts/:[46d33928c4a396ef472829bcf22761546e550a6f] eeprom:[A335BNLTGW1ABBGW16061482] model:[TI_AM335x_BeagleBone_Green_Wireless] dogtag:[BeagleBoard.org Debian Image 2019-07-07] bootloader:[microSD-(push-button)]:[/dev/mmcblk0]:[U-Boot 2019.04-00002-gb96b20de74]:[location: dd MBR] kernel:[4.19.50-ti-r20] nodejs:[v10.15.2] uboot_overlay_options:[enable_uboot_overlays=1] uboot_overlay_options:[disable_uboot_overlay_video=1] uboot_overlay_options:[disable_uboot_overlay_audio=1] uboot_overlay_options:[uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-19-TI-00A0.dtbo] uboot_overlay_options:[enable_uboot_cape_universal=1] pkg check: to individually upgrade run: [sudo apt install --only-upgrade <pkg>] pkg:[bb-cape-overlays]:[4.4.20190610.0-0rcnee0~buster+20190610] pkg:[bb-wl18xx-firmware]:[1.20190227.1-0rcnee0~buster+20190227] pkg:[kmod]:[26-1] pkg:[librobotcontrol]:[1.0.4-git20190227.1-0rcnee0~buster+20190327] pkg:[firmware-ti-connectivity]:[20190114-1] groups:[debian : debian adm kmem dialout cdrom floppy audio dip video plugdev users systemd-journal bluetooth netdev i2c cloud9ide gpio pwm eqep admin spi tisdk weston-launch xenomai] cmdline:[console=ttyO0,115200n8 bone_capemgr.uboot_capemgr_enabled=1 root=/dev/mmcblk0p1 ro rootfstype=ext4 rootwait coherent_pool=1M net.ifnames=0 rng_core.default_quality=100 cape_universal=enable quiet] dmesg | grep remote [ 1.866759] remoteproc remoteproc0: wkup_m3 is available [ 1.868907] remoteproc remoteproc1: 4a334000.pru is available [ 1.869492] remoteproc remoteproc2: 4a338000.pru is available [ 2.033739] remoteproc remoteproc0: powering up wkup_m3 [ 2.033857] remoteproc remoteproc0: Booting fw image am335x-pm-firmware.elf, size 217168 [ 2.037391] remoteproc remoteproc0: remote processor wkup_m3 is now up dmesg | grep pru [ 1.868907] remoteproc remoteproc1: 4a334000.pru is available [ 1.869094] pru-rproc 4a334000.pru: PRU rproc node pru@4a334000 probed successfully [ 1.869492] remoteproc remoteproc2: 4a338000.pru is available [ 1.869580] pru-rproc 4a338000.pru: PRU rproc node pru@4a338000 probed successfully dmesg | grep pinctrl-single [ 1.399275] pinctrl-single 44e10800.pinmux: 142 pins, size 568 dmesg | grep gpio-of-helper [ 1.411886] gpio-of-helper ocp:cape-universal: ready lsusb Bus 001 Device 002: ID 05e3:0610 Genesys Logic, Inc. 4-port hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
On Sat, May 16, 2020 at 8:33 PM Robert Nelson <[email protected]> wrote: > On Sat, May 16, 2020 at 8:29 PM <[email protected]> wrote: > > > > Hi, > > I'm trying to fix an error in my beaglebone green in which several PRU > pin directories are not available. I'm using image 4.19.50-ti-r20. I'm > using, Debian 10.2 which I have experienced as working well with the BBB > and BBG. The pins directories that don't show up are a sub-set of the 35 > or so real time PRU I/O pins. These pins are supposed to be available are > subdirectories of /sys/devices/platform/ocp/, as follows: > > ocp:P8_11_pinmux > > ocp:P8_12_pinmux* > > ocp:P8_14_pinmux > > ocp:P8_15_pinmux* > > ocp:P8_16_pinmux > > ocp:P8_17_pinmux > > ocp:P8_18_pinmux > > ocp:P9_28_pinmux* > > ocp:P9_29_pinmux* > > ocp:P9_30_pinmux* > > ocp:P9_31_pinmux* > > > > The ones (6 of them) with the asterisk are the real time PRU Input / > Output pins that I really really need for my application. > > > > Notes: > > This is on the Beaglebone Green, not the Beaglebone Black, I'll check if > the same problem shows up on BBB as well a little later... > > This is image 4.19 > > I have already gone into the /boot/uEnv.txt file and disabled the > following: HDMI, audio, emmc. But I still have this same problem. > > > > Is this a bug in the kernel / image ? > > > > In reviewing page 211 of Derek Molloy's Exploring Beaglebone book, I > can't see a pattern of all these pins belonging to a certain interface, so > I cannot even guess what interface might be causing them to become not > available. > > > > Please let me know if you have any ideas on this. > > This smells like a mis-configuration, please run: > > sudo /opt/scripts/tools/version.sh > > and share it's output so we can help debug.. > > 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/CACbAPonwhQWsBAAkZxMkhp_0jaMC7bgKNR3sQCvWuZ0MfNpJ%2Bg%40mail.gmail.com.
