linux-kernel - Re: [RESEND PATCH v2 2/3] video: ssd1307fb: Do not hard code active-low reset sequence

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Message-Id: <20181008105350eucas1p2a16945864d1b9ca2bb15b9126b700f03~bnLxZUHUO1504015040eucas1p23@eucas1p2.samsung.com>
Date:   Mon, 8 Oct 2018 12:53:48 +0200
From:   Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:     Michal Vokáč <michal.vokac@...ft.com>
Cc:     Shawn Guo <shawnguo@...nel.org>,
        Fabio Estevam <fabio.estevam@....com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-fbdev@...r.kernel.org
Subject: Re: [RESEND PATCH v2 2/3] video: ssd1307fb: Do not hard code
 active-low reset sequence


On 09/27/2018 11:24 AM, Michal Vokáč wrote:
> The SSD130x OLED display reset signal is active low. Now the reset
> sequence is implemented in such a way that users are forced to
> define reset-gpios as GPIO_ACTIVE_HIGH in DT to make the reset work.
> 
> Do not hard code the active-low sequence into the driver but instead
> allow the user to specify the gpio as GPIO_ACTIVE_LOW to reflect
> the real world.
> 
> Signed-off-by: Michal Vokáč <michal.vokac@...ft.com>

Patch queued for 4.20, thanks.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics