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

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Message-ID: <20170818154522.GH18307@ulmo>
Date:   Fri, 18 Aug 2017 17:45:22 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     David Wu <david.wu@...k-chips.com>
Cc:     heiko@...ech.de, boris.brezillon@...e-electrons.com,
        robh+dt@...nel.org, catalin.marinas@....com,
        briannorris@...omium.org, dianders@...omium.org,
        mark.rutland@....com, huangtao@...k-chips.com,
        linux-pwm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 6/7] pwm: rockchip: Add rk3328 pwm support

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@...k-chips.com>
> Acked-by: Rob Herring <robh@...nel.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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