On Wed, Dec 28, 2016 at 9:10 AM, Kevin Cox <[email protected]> wrote:
> Hello
>
> I am trying to enable and use eqep0 on my BBB (kernel 4.4.30-ti-r64) and am
> encountering a pin conflict (pin 107) between the eqep driver and mcasp
> driver
>
> From dmesg output:
>
> [   41.150493] eqep 48300180.eqep: ver. 1.0
> [   41.150628] pinctrl-single 44e10800.pinmux: pin 44e109ac.0 already
> requested by 48038000.mcasp; cannot claim for 48300180.eqep
> [   41.162226] pinctrl-single 44e10800.pinmux: pin-107 (48300180.eqep)
> status -22
> [   41.169520] pinctrl-single 44e10800.pinmux: could not request pin 107
> (44e109ac.0) from group pinctrl_eqep0_pins  on device pinctrl-single
> [   41.182036] eqep 48300180.eqep: Error applying setting, reverse things
> back
>
>
> In /boot/uEnv.txt I enable bone_eqep0 and disable HDMI with/without audio:

For v4.4.x you need to use:

(just eMMC enabled)
dtb=am335x-boneblack-emmc-overlay.dtb

(no eMMC/video/audio)
dtb=am335x-boneblack-overlay.dtb

Regards,


-- 
Robert Nelson
https://rcn-ee.com/

-- 
For more options, visit http://beagleboard.org/discuss
--- 
You received this message because you are subscribed to the Google Groups 
"BeagleBoard" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/beagleboard/CAOCHtYjqVdJ5__7poHD%3D6gs5hDecXac%2BJf7d%3DuX-n0sjE3VqPw%40mail.gmail.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to