Hi!,

I'm follow this tutorial, but I can't enable the PRU output
http://jkuhlm.bplaced.net/beaglebone-433mhz-transmitter/

root@beaglebone:~/rfsend# config-pin p8.11 pruout
> P8_11 pinmux file not found!
> Pin has no cape: P8_11


After some research in the forum I think maybe it's a problem with the 
kernel version, but I have no clue

In /boot/uEnv.txt this is line is uncomment
uboot_overlay_pru=/lib/firmware/AM335X-PRU-UIO-00A0.dtbo


This is my system (beaglebone green wireless)

> sudo /opt/scripts/tools/version.sh
> git:/opt/scripts/:[70edebd65fe6ea7de16ea8efe3c48b2a4062034a]
> eeprom:[A335BNLTGW1ABBGW16050761]
> model:[TI_AM335x_BeagleBone_Green_Wireless]
> dogtag:[BeagleBoard.org Debian Image 2018-02-01]
> bootloader:[microSD-(push-button)]:[/dev/mmcblk0]:[U-Boot 
> 2018.01-00002-g9aa111a004]:[location: dd MBR]
> bootloader:[eMMC-(default)]:[/dev/mmcblk1]:[U-Boot 
> 2017.03-00002-gd12b1519b4]:[location: dd MBR]
> kernel:[4.4.113-ti-r145]
> nodejs:[v0.12.18]
> 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=1]
> pkg:[bb-cape-overlays]:[4.4.20180322.0-0rcnee0~jessie+20180322]
> pkg:[bb-wl18xx-firmware]:[1.20180328-0rcnee2~jessie+20180328]
> pkg:[firmware-ti-connectivity]:[20170823-1rcnee1~jessie+20180328]
> groups:[debian : debian adm kmem dialout cdrom floppy audio dip video 
> plugdev users systemd-journal netdev i2c bluetooth cloud9ide gpio pwm eqep 
> admin spi tisdk weston-launch xenomai]
> cmdline:[console=ttyO0,115200n8 root=/dev/mmcblk0p1 ro rootfstype=ext4 
> rootwait coherent_pool=1M net.ifnames=0 quiet]
> dmesg | grep pinctrl-single
> [    1.154434] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 
> size 568
> dmesg | grep gpio-of-helper
> [    1.155146] gpio-of-helper ocp:cape-universal: Allocated GPIO id=0
> [    1.155293] gpio-of-helper ocp:cape-universal: Allocated GPIO id=1
> [    1.155305] gpio-of-helper ocp:cape-universal: ready
> END



regards,
Sebastián

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