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SubjectRe: Vibrations on Droid 4?
On Wed 2018-07-11 06:27:39, Tony Lindgren wrote:
> * Pavel Machek <pavel@ucw.cz> [180711 08:05]:
> > Hi!
> >
> > > > Its parent is gpio@4805d000 , and that one seems to be present.
> > > >
> > > > user@devuan:/sys/bus/platform/devices$ ls 4805d000.gpio
> > > > driver driver_override gpio
> > > > gpiochip5 modalias of_node power subsystem uevent
> > >
> > > Sorry, something went wrong with merging this. The parent
> > > of ti,omap-dmtimer-pwm and pwm-vibrator should be / and
> > > not gpio6.
> >
> > Ok, got it to probe... after dts fix and adding EPROBE_DEFFER to
> > driver.
> ..
> > --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
> > +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
> > @@ -159,13 +159,7 @@
> >
> > dais = <&mcbsp2_port>, <&mcbsp3_port>;
> > };
> > -};
> > -
> > -&dss {
> > - status = "okay";
> > -};
> >
> > -&gpio6 {
> > pwm8: dmtimer-pwm-8 {
> > pinctrl-names = "default";
> > pinctrl-0 = <&vibrator_direction_pin>;
> > @@ -192,7 +186,10 @@
> > pwm-names = "enable", "direction";
> > direction-duty-cycle-ns = <10000000>;
> > };
> > +};
> >
> > +&dss {
> > + status = "okay";
> > };
> >
> > &dsi1 {
>
> Hmm sorry if I did a mismerge on the above. A note to
> myself to stop applying patches that apply with fuzz,
> that is clearly dangerous with dts files with lots
> of similar named properties.

Yep, so I have two patches that make the device appear, but vibrations
still do not work for me.

a) any ideas how to debug that / get them to work?

b) do you want the patches anyway?

Regards,
Pavel

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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