lkml.org 
[lkml]   [2013]   [Aug]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRE: [PATCH 4/4] Documentation: Add device tree bindings for Freescale FTM PWM
Date
Hi Sascha,

> > > Could you explain meaning of this property more precisely? I'm
> > > interested especially how is this related to the PWM IP block and
> boards.
> > >
> >
> > Yes.
> > There are 8 channels most. While the pinctrls of 4th and 5th channels
> > could be used by uart's Rx and Tx, then these 2 channels won't be used
> > for pwm output, so there will be 6 channels available by the pwm.
> > Thus, the pwm chip will register only 6 pwms(6 channels)
> > most("fsl,pwm-channel-orders = {0 1 2 3 6 7}").And also the "fsl,pwm-
> > channel-number" will be 6.
>
> If the chip has eight PWMs I would register all of them. If some of them
> are not routed out by the pinmux then just nothing happens if you use
> them. In a sane devicetree they won't be referenced anyway when they are
> not routed out of the SoC.
>

Yes, that's perfect well.

I will do it in v2.

Thanks very much.
--
Best Regards,
Xiubo



\
 
 \ /
  Last update: 2013-08-22 10:01    [W:0.353 / U:0.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site