Re: [PATCH v3 0/5] pwm: support backward compatibility of DTB extending PWM args

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Hello Thierry,

On 18.11.2014 21:37, Vladimir Zapolskiy wrote:
> Please review this alternative in-house version of supporting backward
> compatibility of DTB files (new kernel/PWM driver and old DTS), overcoming
> a problem that pwms arguments of existing PWM drivers are to be extended
> with polarity field.
> 
> Unfortunately I've firstly created the change and only after that
> found that Lothar Waßmann is working on his version, so I won't insist
> on formal preference, but still I like to share my variant since it
> technically different from Lothar's one.
> 
> Changes from v2 to v3:
> - improved commit messages
> - added two more patches removing of_pwm_xlate_with_flags()
> 
> Changes from v1 to v2:
> - corrected the proper kernel log level, thanks to Lothar Waßmann.
> 
> Vladimir Zapolskiy (5):
>   pwm: process pwm polarity argument in of_pwm_simple_xlate()
>   pwm: push up dynamic printk level on errors in of_pwm_get()
>   pwm: set the actual number of pwms arguments defined in board dts
>   pwm: do not set of_pwm_xlate_with_flags() as a callback
>   pwm: remove of_pwm_xlate_with_flags() function
> 
>  drivers/pwm/core.c            |   42 ++++++++++++-----------------------------
>  drivers/pwm/pwm-atmel-hlcdc.c |    2 --
>  drivers/pwm/pwm-atmel-tcb.c   |    2 --
>  drivers/pwm/pwm-atmel.c       |    6 ------
>  drivers/pwm/pwm-bcm-kona.c    |    2 --
>  drivers/pwm/pwm-fsl-ftm.c     |    2 --
>  drivers/pwm/pwm-renesas-tpu.c |    2 --
>  drivers/pwm/pwm-rockchip.c    |    5 -----
>  drivers/pwm/pwm-samsung.c     |    3 ---
>  drivers/pwm/pwm-tiecap.c      |    2 --
>  drivers/pwm/pwm-tiehrpwm.c    |    2 --
>  drivers/pwm/pwm-vt8500.c      |    2 --
>  include/linux/pwm.h           |    3 ---
>  13 files changed, 12 insertions(+), 63 deletions(-)
> 

could you please review this PWM DTB backward compatibility change?

Thank you in advance.

--
With best wishes,
Vladimir
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