Rock 3a- Penta service Invalid GPIO pin specified? Need help

#1

When I do: see below… I get an error message regarding GPIO that was’nt there before and I did’nd change a thing on the hardware ?-(

sudo systemctl status rockpi-penta.service
● rockpi-penta.service - Rockpi SATA Hat
Loaded: loaded (/lib/systemd/system/rockpi-penta.service; enabled; vendor preset: enabled)
Active: active (running) since Wed 2023-06-14 09:32:07 UTC; 2min 3s ago
Main PID: 951 (python3)
Tasks: 5 (limit: 8593)
Memory: 28.3M
CGroup: /system.slice/rockpi-penta.service
├─ 951 /usr/bin/python3 /usr/bin/rockpi-penta/main.py on
├─1308 /usr/bin/python3 /usr/bin/rockpi-penta/main.py on
├─1310 /usr/bin/python3 /usr/bin/rockpi-penta/main.py on
├─1311 /usr/bin/python3 /usr/bin/rockpi-penta/main.py on
└─1312 /usr/bin/python3 /usr/bin/rockpi-penta/main.py on

Jun 14 09:32:07 rock-3a systemd[1]: Started Rockpi SATA Hat.
Jun 14 09:32:08 rock-3a libmraa[951]: libmraa version v2.1.0 initialised by user ‘root’ with EUID 0
Jun 14 09:32:08 rock-3a libmraa[951]: gpio: platform doesn’t support chardev, falling back to sysfs
Jun 14 09:32:08 rock-3a libmraa[951]: libmraa initialised for platform ‘Radxa ROCK 3 Model A’ of type 31
Jun 14 09:32:10 rock-3a libmraa[951]: gpio: init: pin 37 not capable of gpio
Jun 14 09:32:11 rock-3a python3[951]: Invalid GPIO pin specified

#2

same issue on Armbian 23.8.1 Jammy with Linux 6.1.50-current-rockchip64 kernel
I compiled libmraa from radxa github and have same version

● rockpi-penta.service - Rockpi SATA Hat
     Loaded: loaded (/lib/systemd/system/rockpi-penta.service; enabled; vendor preset: enabled)
     Active: active (running) since Fri 2023-09-29 18:09:32 MSK; 18h ago
   Main PID: 1749 (python3)
      Tasks: 2 (limit: 9054)
     Memory: 8.5M
        CPU: 1min 13.975s
     CGroup: /system.slice/rockpi-penta.service
             ├─1749 /usr/bin/python3 /usr/bin/rockpi-penta/main.py on
             └─1760 /usr/bin/python3 /usr/bin/rockpi-penta/main.py on

Sep 29 18:09:32 rock-3a systemd[1]: Started Rockpi SATA Hat.
Sep 29 18:09:32 rock-3a libmraa[1749]: libmraa version v2.1.0-26-gd59936f initialised by user 'root' with EUID 0
Sep 29 18:09:32 rock-3a libmraa[1749]: gpio: platform doesn't support chardev, falling back to sysfs
Sep 29 18:09:32 rock-3a libmraa[1749]: libmraa initialised for platform 'Radxa ROCK 3 Model A' of type 31
Sep 29 18:09:32 rock-3a libmraa[1749]: pwm_init: pwm0 already exported, continuing
Sep 29 18:09:32 rock-3a libmraa[1749]: gpio: init: pin 37 not capable of gpio
Sep 29 18:09:33 rock-3a python3[1749]: Invalid GPIO pin specified
#3

I forked rockpi-penta to adapt script for rock-3a armbian with latest kernel
It fixes issue with 37 gpio
Read more here