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Date:   Wed, 28 Mar 2018 12:12:09 +0100
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, linux-leds@vger.kernel.org,
        devicetree@vger.kernel.org, kernel@collabora.com
Subject: Re: [PATCH v6 1/5] pwm-backlight: enable/disable the PWM
 before/after LCD enable toggle.
Message-ID: <20180328111209.qnce2tkisy5txbhj@dell>
References: <20180326095213.18362-1-enric.balletbo@collabora.com>
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On Mon, 26 Mar 2018, Enric Balletbo i Serra wrote:

> Before this patch the enable signal was set before the PWM signal and
> vice-versa on power off. This sequence is wrong, at least, it is on
> the different panels datasheets that I checked, so I inverted the sequence
> to follow the specs.
> 
> For reference the following panels have the mentioned sequence:
>   - N133HSE-EA1 (Innolux)
>   - N116BGE (Innolux)
>   - N156BGE-L21 (Innolux)
>   - B101EAN0 (Auo)
>   - B101AW03 (Auo)
>   - LTN101NT05 (Samsung)
>   - CLAA101WA01A (Chunghwa)
> 
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> Acked-by: Daniel Thompson <daniel.thompson@linaro.org>
> Acked-by: Jingoo Han <jingoohan1@gmail.com>
> Acked-by: Thierry Reding <thierry.reding@gmail.com>
> ---
> Changes since v5:
>  - Add Acked-by: Thierry Reding <thierry.reding@gmail.com>
> Changes since v4:
>  - Rebase on top of mainline.
>  - Add the acks from Daniel Thompson and Jingoo Han.
> Changes since v3:
>  - List the part numbers for the panel checked (Daniel Thompson)
> Changes since v2:
>  - Add this as a separate patch (Thierry Reding)
> Changes since v1:
>  - None
> ---
>  drivers/video/backlight/pwm_bl.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)

Enric,

Please collect all of your Acks and submit a RESEND.

I will then apply the set.

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