On Wed, Dec 2, 2015 at 5:28 PM, Cad Soft <cadsoftd...@gmail.com> wrote:
>
>
> On Wednesday, December 2, 2015 at 6:09:51 PM UTC-5, William Hermans wrote:
>>
>> william@ds64:~/ramfs/bb-kernel/KERNEL/arch/arm/boot/dts$ git grep -inIE
>> --color=ALWAYS "mcasp0_pins"
>> . . .
>> am335x-cape-bbb-exp-c.dtsi:63: mcasp0_pins: pinmux_mcasp0_pins {
>> am335x-cape-bbb-exp-c.dtsi:113: pinctrl-0 = <&mcasp0_pins>;
>> am335x-cape-bbb-exp-r.dtsi:56: mcasp0_pins: pinmux_mcasp0_pins {
>> am335x-cape-bbb-exp-r.dtsi:92: pinctrl-0 = <&mcasp0_pins>;
>> . . .
>>
>>
>> So, I have not looked into either of these device tree include files . .
>> . However if you include one of these, or copy the mcasp0_pins or if
>> you copy this definition section from one of those file, into your device
>> tree overlay. The problem should be fixed. Of course, it would behoove you
>> to make sure the pinmux / pins are correct for your situation . . .
>>
>
> Hi William,
>
> Thank you for taking the time to respond, I really appreciate it. My
> endgoal here is to re-enable the default HDMI audio because the LCD cape
> I'm using disables it. That's what got me into this whole mess in the first
> place.
>
> These files that you are referencing are not on the BBB itself, correct?
> Would it be as simple as adding an include statement to my overlay? I would
> obviously confirm that the pins are muxed properly.
>
>
Or just add them in your overlay..
https://github.com/beagleboard/linux/blob/3.8/firmware/capes/cape-boneblack-hdmi-00A0.dts#L82-L90
Regards,
--
Robert Nelson
https://rcn-ee.com/
--
For more options, visit http://beagleboard.org/discuss
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