The result:Try below insteadShouldn't command lsmod | grep pwm give somekind of output?
On Rpi 4 it does.Code:
sudo cat /sys/kernel/debug/pwm
Code:
@raspberrypi:~ $ sudo cat /sys/kernel/debug/pwmplatform/1f00098000.pwm, 4 PWM devices pwm-0 (sysfs ): requested period: 2000000 ns duty: 0 ns polarity: normal pwm-1 ((null) ): period: 0 ns duty: 0 ns polarity: normal pwm-2 ((null) ): period: 0 ns duty: 0 ns polarity: normal pwm-3 ((null) ): period: 0 ns duty: 0 ns polarity: normalplatform/107d517a80.pwm, 2 PWM devices pwm-0 ((null) ): period: 0 ns duty: 0 ns polarity: normal pwm-1 ((null) ): period: 0 ns duty: 0 ns polarity: normalStatistics: Posted by valtsu23 — Mon Mar 04, 2024 12:05 pm