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Date:   Mon, 19 Feb 2018 09:22:47 +0000
From:   Lee Jones <lee.jones@linaro.org>
To:     Enric Balletbo i Serra <enric.balletbo@collabora.com>
Cc:     Daniel Thompson <daniel.thompson@linaro.org>,
        Jingoo Han <jingoohan1@gmail.com>,
        Rob Herring <robh+dt@kernel.org>, Pavel Machek <pavel@ucw.cz>,
        Heiko Stuebner <heiko@sntech.de>,
        Thierry Reding <thierry.reding@gmail.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Richard Purdie <rpurdie@rpsys.net>,
        Jacek Anaszewski <jacek.anaszewski@gmail.com>,
        linux-pwm@vger.kernel.org, linux-fbdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, groeck@chromium.org,
        linux-rockchip@lists.infradead.org, kernel@collabora.com
Subject: Re: [RESEND PATCH v5 2/5] dt-bindings: pwm-backlight: add PWM delay
 proprieties.
Message-ID: <20180219092247.estv4d2v6cbopx6z@dell>
References: <20180216174034.15936-1-enric.balletbo@collabora.com>
 <20180216174034.15936-2-enric.balletbo@collabora.com>
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On Fri, 16 Feb 2018, Enric Balletbo i Serra wrote:

> Hardware needs a delay between setting an initial (non-zero) PWM and
> enabling the backlight using GPIO. The post-pwm-on-delay-ms specifies
> this delay in milli seconds. Hardware also needs a delay between disabing
> the backlight using GPIO and setting PWM value to 0. The pwm-off-delay-ms
> is this delay in milli seconds.
> 
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> Acked-by: Pavel Machek <pavel@ucw.cz>
> ---
> Based on the original Huang Lin <hl@rock-chips.com> work.
> 
> Changes since v4:
>  - Rebase on top of mainline.
> Changes since v3:
>  - Replace us for ms.
>  - Add Acked-by: Pavel Machek <pavel@ucw.cz>
> Changes since v2:
>  - Use separate properties (Rob Herring)
> Changes since v1:
>  - As suggested by Daniel Thompson
>    - Do not assume power-on delay and power-off delay will be the same
> 
>  Documentation/devicetree/bindings/leds/backlight/pwm-backlight.txt | 6 ++++++
>  1 file changed, 6 insertions(+)

Looks like this still needs an Ack.

Also, you didn't supply a 0th (cover-letter) patch, so I have no idea
of patch history or your future intentions.

Are there build-time dependencies between them or can each patch be
merged via their respective trees without the fear of merge/build
failure?

-- 
Lee Jones
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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