Does not help, even if I enable pru overlay in the the uEnv.txt nothing shows up.
git:/opt/scripts/:[2ce750d881941c5189db9e189af90517e11c079f] > eeprom:[A335BNLT00C02814BBBK6438] > dogtag:[BeagleBoard.org Debian Image 2017-08-21] > bootloader:[microSD-(push-button)]:[/dev/mmcblk0]:[U-Boot > 2017.09-rc2-00002-g84a7f2] > bootloader:[eMMC-(default)]:[/dev/mmcblk1]:[U-Boot 2015.01-00001-gb2412df] > kernel:[4.4.84-ti-rt-r120] > nodejs:[v6.11.2] > uboot_overlay_options:[enable_uboot_overlays=1] > uboot_overlay_options:[uboot_overlay_pru=/lib/firmware/AM335X-PRU-UIO-00A0.dtbo] > > > uboot_overlay_options:[enable_uboot_cape_universal=0] > pkg:[bb-cape-overlays]:[4.4.20170728.0-0rcnee1~stretch+20170728] > pkg:[bb-wl18xx-firmware]:[1.20170821-0rcnee1~stretch+20170821] > pkg:[firmware-ti-connectivity]:[20161130-3] > machinekit@beaglebone:~$ sudo dmesg | grep pru [ 4.687027] ti-pruss 4a300000.pruss: creating PRU cores and other child platform devices [ 4.688454] irq: no irq domain found for /ocp/pruss@4a300000/intc@4a320000 ! [ 4.718049] irq: no irq domain found for /ocp/pruss@4a300000/intc@4a320000 ! machinekit@beaglebone:~$ lsmod Module Size Used by uio_pruss 4629 0 snd_soc_hdmi_codec 7016 1 pvrsrvkm 442075 0 snd_soc_simple_card 10188 0 omap_sham 27604 0 omap_aes_driver 24545 0 snd_soc_davinci_mcasp 21016 2 snd_soc_edma 1482 1 snd_soc_davinci_mcasp snd_soc_omap 4317 1 snd_soc_davinci_mcasp omap_rng 5800 0 snd_soc_core 193427 5 snd_soc_hdmi_codec,snd_soc_davinci_mcasp,snd_soc_edma,snd_soc_omap,snd_soc_simple_card rng_core 9073 1 omap_rng tilcdc 33205 0 snd_pcm_dmaengine 6022 2 snd_soc_core,snd_soc_omap snd_pcm 104606 5 snd_soc_hdmi_codec,snd_soc_davinci_mcasp,snd_soc_core,snd_soc_omap,snd_pcm_dmaengine snd_timer 24319 1 snd_pcm snd 74611 3 snd_soc_core,snd_timer,snd_pcm soundcore 8644 1 snd evdev 13972 1 tda998x 16533 0 uio_pdrv_genirq 4301 0 uio 11073 2 uio_pruss,uio_pdrv_genirq usb_f_mass_storage 50607 2 8021q 24326 0 garp 7715 1 8021q mrp 9531 1 8021q stp 2533 1 garp usb_f_acm 8601 2 llc 6405 2 stp,garp u_serial 13567 3 usb_f_acm usb_f_ecm 11598 2 usb_f_rndis 26699 2 u_ether 14779 2 usb_f_ecm,usb_f_rndis libcomposite 54797 16 usb_f_acm,usb_f_ecm,usb_f_rndis,usb_f_mass_storage iptable_nat 2336 0 nf_conntrack_ipv4 18312 1 nf_defrag_ipv4 1997 1 nf_conntrack_ipv4 nf_nat_ipv4 6966 1 iptable_nat nf_nat 18982 1 nf_nat_ipv4 nf_conntrack 138629 3 nf_nat,nf_nat_ipv4,nf_conntrack_ipv4 iptable_mangle 2060 0 iptable_filter 2061 0 spidev 9251 0 tieqep 10422 0 pwm_tiehrpwm 6241 0 ip_tables 16062 3 iptable_filter,iptable_mangle,iptable_nat x_tables 21051 3 ip_tables,iptable_filter,iptable_mangle pruss_intc 9031 0 pruss 12557 0 Am Donnerstag, 31. August 2017 18:00:29 UTC+2 schrieb RobertCNelson: > > On Thu, Aug 31, 2017 at 10:55 AM, Alexander Rössler > <[email protected] <javascript:>> wrote: > > How can I enable the pruss uio driver for the 4.4 TI kernels (RT to be > > exact)? > > > > It looks like the pru_rproc driver is always loaded at boot time and > blocks > > the uio from working correctly. I have tried to enable/disable the > > cape_overlays in the uEnv.txt without success. > > > > I'm using the IoT Stretch Snapshot image right now, as this the only one > > where the PRU driver does not make problems during boot. > > > > What I have tried so far: > > * Blacklisting pru_rproc - did not work, pru_rproc still loads > > * enabling/disabling the uEnv.txt settings > > * loading uio_pruss manually via modprobe > > * loading the uio_pruss_enable overlay manually > > > > dmesg does not show anything suspicious. I checked for anything to show > up > > in /sys/class/uio and /dev/uio* > > > > Any ideas what could be the problem? > > first make sure u-boot overlays are enabled, run: > > sudo /opt/scripts/tools/version.sh > > With v4.4.x-ti allow u-boot overlays to enable/disable these: > > http://elinux.org/Beagleboard:BeagleBoneBlack_Debian#U-Boot_PRU_Options > > ti's v4.4.x-remote_proc pru select: > > uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-4-TI-00A0.dtbo > > for classicuio_pruss: > > uboot_overlay_pru=/lib/firmware/AM335X-PRU-UIO-00A0.dtbo > > 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/598aaf76-d31a-4bd7-bde0-0658f27d654d%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
