Hi, I was able to resolve the issue. Will push patch soon.
Best regards, Petro ср, 18 трав. 2022 р. о 16:24 Michal Lenc <michall...@seznam.cz> пише: > Hello > > > > CONFIG_EXAMPLES_PWM=y > > > CONFIG_PWM=y > > > CONFIG_SAMV7_PWM0=y > > CONFIG_SAMV7_PWM0_CH2=y > > > > > I used your configuration options and there indeed seems to be a problem. > I > also wasn´t able to get any PWM output if the driver was configured as a > single channel with CONFIG_PWM_MULTICHAN disabled. The PWM works if CONFIG_ > PWM_MULTICHAN is selected and CONFIG_PWM_NCHANNELS is set as 2 or more. So > far I am not sure what causes this, my initial debugging did not reveal > any > issues: correct functions are called, correct pin is configured, value is > written to correct registers etc. Or at least it seems to be correct. I > will > need to take a further look into this during a weekend. > > > > > So far a quick workaround is to enable multiple channel support and set > two > or more channels. The additional channel does not need to have an actual > output, if you set the channel number to 0 it will be skipped. I will let > you know when I discover what causes this. The driver is mostly a derivate > from imxRT PWM driver and single PWM worked fine there if I recall > correctly. > > Best regards, > Michal Lenc" "
