On Mon, Feb 8, 2016 at 6:36 PM, Mark A. Yoder <[email protected]> wrote:
> Yup, here's the mappings depending on which dts file is used:
>
> # universaln
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:32 pwmchip0 ->
> ../../devices/platform/ocp/48300000.epwmss/48300200.ehrpwm/pwm/pwmchip0
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:32 pwmchip2 ->
> ../../devices/platform/ocp/48302000.epwmss/48302200.ehrpwm/pwm/pwmchip2
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:32 pwmchip4 ->
> ../../devices/platform/ocp/48300000.epwmss/48300100.ecap/pwm/pwmchip4
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:32 pwmchip5 ->
> ../../devices/platform/ocp/48304000.epwmss/48304100.ecap/pwm/pwmchip5
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:32 pwmchip6 ->
> ../../devices/platform/ocp/48304000.epwmss/48304200.ehrpwm/pwm/pwmchip6
>
>
> # cape-emmc
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:01 pwmchip0 ->
> ../../devices/platform/ocp/48300000.epwmss/48300100.ecap/pwm/pwmchip0
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:01 pwmchip1 ->
> ../../devices/platform/ocp/48304000.epwmss/48304100.ecap/pwm/pwmchip1
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:01 pwmchip2 ->
> ../../devices/platform/ocp/48300000.epwmss/48300200.ehrpwm/pwm/pwmchip2
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:01 pwmchip4 ->
> ../../devices/platform/ocp/48302000.epwmss/48302200.ehrpwm/pwm/pwmchip4
> # 0 lrwxrwxrwx 1 root root 0 Feb  8 19:01 pwmchip6 ->
> ../../devices/platform/ocp/48304000.epwmss/48304200.ehrpwm/pwm/pwmchip6
>
> Yes, the addresses are there, so I need to find a place that maps the
> addresses to the header pin numbers.

We could also add the alias to the am33xx.dtsi:

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/arch/arm/boot/dts/am33xx.dtsi#n20

like:

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=70f97128a158a596aeb82140ffacc8c18657baee

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].
For more options, visit https://groups.google.com/d/optout.

Reply via email to