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Re: [PATCH v3 6/7] pwm: rockchip: Add rk3328 pwm support

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  Re: [PATCH v3 6/7] pwm: rockchip: Add rk3328 pwm support Thierry Reding <thierry.reding@gmail.com> - 2017-08-18 17:50 +0200

#1715272 — Re: [PATCH v3 6/7] pwm: rockchip: Add rk3328 pwm support

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On Tue, Aug 08, 2017 at 11:42:47PM +0800, David Wu wrote:
> The rk3328 soc supports atomic update, we could lock the configuration
> of period and duty at first, after unlock is configured, the period and
> duty are effective at the same time.
> 
> If the polarity, period and duty need to be configured together,
> the way for atomic update is "configure lock and old polarity" ->
> "configure period and duty" -> "configure unlock and new polarity".
> 
> Signed-off-by: David Wu <david.wu@rock-chips.com>
> Acked-by: Rob Herring <robh@kernel.org>
> ---
>  drivers/pwm/pwm-rockchip.c | 43 +++++++++++++++++++++++++++++++++++++++++--
>  1 file changed, 41 insertions(+), 2 deletions(-)

Applied to for-4.14/drivers.

Thierry

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