[PATCH v2 00/18] Final Samsung PWM support cleanup

Kukjin Kim kgene.kim at samsung.com
Sun Jun 23 20:14:14 EDT 2013


Tomasz Figa wrote:
> 
> Hi Heiko,
> 
> On Saturday 22 of June 2013 20:01:49 Heiko Stübner wrote:
> > Am Freitag, 21. Juni 2013, 00:12:45 schrieb Tomasz Figa:
> > > Since we now have a proper Samsung PWM clocksource driver in place,
> > > we can proceed with further cleanup of PWM timers support on Samsung
> > > SoCs.>
> > > This series attempts to achieve this goal by:
> > >  1) moving remaining Samsung platforms to the new clocksource driver
> > >  2) removing old clocksource driver
> > >  3) adding new multiplatform- and DT-aware PWM driver
> > >  4) moving all Samsung platforms to use the new PWM driver
> > >  5) removing old PWM driver
> > >  6) removing all PWM-related code that is not used anymore
> > >
> > > Cleaning up the PWM driver is a bit tricky, because the design of
> > > current driver makes it completely unsuitable for DT and
> > > multiplatform and would require a heavy rework to make it usable,
> > > breaking any existing Samsung PWM users by the way. To avoid any
> > > breakage I decided to keep the old driver, add new one, move all
> > > platforms to it and then remove the old one.
> > >
> > > See particular patches for more detailed descriptions.
> > >
> > > On S3C6410-based Tiny6410 (Mini6410-compatible), after enabling
> > > pwm-beeper and Exynos4210-based Origen board (with PWM0 attached to a
> > > scope):
> > >
> > > Tested-by: Tomasz Figa <tomasz.figa at gmail.com>
> >
Thanks.

> > On a s3c2416 based machine (with the additional two v3 patches)
> >
> > Tested-by: Heiko Stuebner <heiko at sntech.de>
> >
Thanks.

> >
> > and again thanks for working on this :-)
> 
> Thanks for testing!
> 
> I hope we can get this merged ASAP, as this is an important prerequisite
> for further work on S3C24xx and S3C64xx...
> 
OK, let me take this series into 4th pull-request will be sent to arm-soc
tonight in my time. Thanks for your guys' effort.

- Kukjin




More information about the linux-arm-kernel mailing list