[PATCHv6 0/3] pwm: imx: support output polarity inversion

Stefan Agner stefan at agner.ch
Thu Sep 8 15:15:57 PDT 2016


Hi Lothar,

On 2014-10-10 07:22, Lothar Waßmann wrote:
> This patch series adds support for polarity inversion to the pwm-imx
> driver. The patches have been tested on i.MX6, i.MX53 and with the
> ti-ehrpwm.c driver.

Do you know what prevented this patchset from getting merged?

We are looking for Polarity support in PWM for too, this is especially
useful for backlight control.

--
Stefan

> 
> Changes wrt. v2:
> - make the use of '#pwm-cells = <3>' optional, so that the change does
>   not break existing DT blobs as suggested by Arnd Bergmann and Sascha
>   Hauer.
> 
> Changes wrt. v3:
> - implemented the approach suggested by Sascha Hauer 
> - don't modify struct pwm_ops in the imx_pwm probe function
> 
> Changes wrt. v4:
> - rebased onto current linux-next
> - dropped cleanup patch which is not necessary any more
> - resent with ACK from Shawn Guo and Reviewed-By tag from Sascha Hauer
> 
> Changes wrt. v5:
> - don't remove of_pwm_n_cells to keep sanity checks for #pwm-cells as
>   suggested by Thierry Reding
> 
> 
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