On Wednesday, November 23, 2016 at 10:57:42 PM UTC-6, Drew Fustini wrote:
> A person on the Adafruit forum reported an ADC issue with 
> Adafruit_BBIO in the latest Debian image: 
> 
> "Adafruit_BBIO ADC latest image" 
https://forums.adafruit.com/viewtopic.php?f=49&t=105847 
> 
> There seems to be a bug where ADC.setup() fails upon the first 
> execution but works OK after that. I've installed different kernels 
> via apt-get and determined that 4.4.30-ti-r65 works OK: 
> 
> 4.4.32-ti-r68: FAIL 
> 4.4.31-ti-r67: FAIL 
> 4.4.30-ti-r66: FAIL 
> 4.4.30-ti-r65: OK 

To followup, this issue appears to be resolved with 4.4.34-ti-r69 kernel:

Linux beaglebone 4.4.34-ti-r69 #1 SMP Wed Nov 23 20:01:14 UTC 2016 armv7l 
GNU/Linux

I installed via apt-get:

apt-get install linux-image-4.4.34-ti-r69


-drew

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