ADC on BBB

Sergio Schvezov sergio.schvezov at canonical.com
Fri Jul 10 13:09:52 UTC 2015


On Fri, Jul 10, 2015 at 12:03:38PM +0000, Nikolay Khabarov wrote:
> Hello,
> 
> 
> I tried to use ADC (analog to digital converted) on BBB (BeagleBone Black) and I found issue with it:
> 
> kernel module "ti_am335x_adc" doesn't automatically load at boot time. And even after loading this module, /sys/bus/iio/devices was empty.
> 
> 
> The reason of this issue was old device tree. See details there - https://gist.github.com/matthewmcneely/bf44655c74096ff96475
> 
> after I've finished steps from there BBB with Ubuntu Snappy started work!
> 
> So, it might be good idea to update OEM snap for BBB with new device tree.

The dtb for the the BeagleBone Black is provided by the kernel package
itself, the oem/gadget snap just tells it what platform it is.



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