linux-kernel - Re: [PATCH v5 1/3] pwm: rockchip: Allow polarity invert on rk3288

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Date:	Tue, 26 Aug 2014 15:41:39 +0200
From:	Thierry Reding <thierry.reding@...il.com>
To:	Doug Anderson <dianders@...omium.org>
Cc:	Heiko Stuebner <heiko@...ech.de>,
	Caesar Wang <caesar.wang@...k-chips.com>,
	Sonny Rao <sonnyrao@...omium.org>, olof@...om.net,
	Eddie Cai <eddie.cai@...k-chips.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v5 1/3] pwm: rockchip: Allow polarity invert on rk3288

On Mon, Aug 25, 2014 at 03:59:25PM -0700, Doug Anderson wrote:
> The rk3288 has the ability to invert the polarity of the PWM.  Let's
> enable that ability.  Note that this increases pwm_cells to 3 for
> rk3288.
> 
> Signed-off-by: Doug Anderson <dianders@...omium.org>
> Reviewed-by: Caesar Wang <caesar.wang@...k-chips.com>
> ---
> Changes in v5: None
> Changes in v4:
> - Updated comment not to add caveats about pwm_cells 3.
> - rockchip_pwm_set_polarity() is now static.
> - Separate pwm_ops for v1 and v2; no set_polarity() in v1.
> - Added a blank line.
> 
> Changes in v3:
> - Don't store a private copy of polarity.
> - Use true instead of 1.
> - Cleanup init order with "has_invert".
> 
>  .../devicetree/bindings/pwm/pwm-rockchip.txt       |  4 +-
>  drivers/pwm/pwm-rockchip.c                         | 57 ++++++++++++++++++----
>  2 files changed, 50 insertions(+), 11 deletions(-)

Applied, thanks.

Thierry

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