Re: BBB IIO ADC access not working

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On Tue, Aug 11, 2015 at 09:00:21AM -0700, Greg Wilson-Lindberg wrote:
> Hello Michael,
> 
> .....
> > Try increasing the charge-delay and see if you can find a 
> > value where it stops happening.
> > 
> > Something tells me that it won't fix the issue.
> > 
> > Where is the source tree for this kernel?
> > Which dtb are you using?
> >  
> 
> I increased the charge-delay to 0x10000 and left the system over night with no user
> interaction and it was locked up this morning, I think I'm going to have to agree 
> that changing that to a larger number will not fix the problem.
> 
> Here is a link to the dts that we use:
> http://pastebin.com/5nU27sML
> I did not include the standard dtsi files that we include from the linux source tree,
> just the files that we built ourselves or that we modified.

I do not see the modification that you made to the touchscreen registration.

Guessing you modified this file for the charge-delay:
https://github.com/beagleboard/linux/blob/3.14.40-ti-r62/arch/arm/boot/dts/am335x-bone-ti-tscadc-4-wire.dtsi

> 
> RCN replied thusly to my request for the source tree:
>    Here's the kernel source, the config we use is "bb.org_defconfig"
>    https://github.com/beagleboard/linux/tree/3.14.40-ti-r62
> 
> Thanks for your help in tracking down this problem.

I will compare the drivers in this kernel to the latest work in the mainline.

> 
> Regards,
> Greg
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