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Mon, 8 Oct 2018 10:53:49 +0000 (GMT) Subject: Re: [RESEND PATCH v2 2/3] video: ssd1307fb: Do not hard code active-low reset sequence To: =?UTF-8?B?TWljaGFsIFZva8OhxI0=?= Cc: Shawn Guo , Fabio Estevam , Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org From: Bartlomiej Zolnierkiewicz Date: Mon, 8 Oct 2018 12:53:48 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: <1538040281-21319-2-git-send-email-michal.vokac@ysoft.com> Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprBKsWRmVeSWpSXmKPExsWy7djPc7p25rujDX49srSYf+Qcq8XGzbdZ LE70fWC1uLxrDpvF/89PWC1a9x5ht3ixRdyB3WPTqk42j43vdjB5fN4k5/Hy7wfmAJYoLpuU 1JzMstQifbsErozlO6ayFjxlqbi6tJe9gfEdcxcjJ4eEgInE0XlnWLoYuTiEBFYwSmya8Yod wvnCKHHy8Hwo5zOjxKmWv4wwLTMvrYNKLGeUuLPxONgsIYH3jBI3eutAbGGBRIn7V96zgNgi ArYS+980s4PYzALHGSXO7FAEsdkErCQmtq8CG8oioCLRMn0hUxcjB4eoQIRE/xl1kDCvgKDE yZlPwMZwCrhLfN28mQlijLxE89bZzCA3SAgsYpd4/v8rI0RDmcT+602sEIe6SDxacAbqT2GJ V8e3sEPYMhL/d85ngmiezijx5tdSFghnPaPEmjPHmCCqrCUOH7/ICnIRs4CmxPpd+hBhR4kv JyczgoQlBPgkbrwVhDiIT2LStunMEGFeiY42IYhqNYkNyzawwazt2rkS6hwPiaX3prBOYFSc heTNWUhem4WwdwEj8ypG8dTS4tz01GLjvNRyveLE3OLSvHS95PzcTYzA9HL63/GvOxj3/Uk6 xCjAwajEwxvgtytaiDWxrLgy9xCjBAezkgiv6HagEG9KYmVValF+fFFpTmrxIUZpDhYlcd5l 8zZGCwmkJ5akZqemFqQWwWSZODilGhh1NedsuGiWxZtrGfszONLngvQVvrPBO2V3HrBtsWq9 /E7jk7zHp98LdbbkBhTFut5fIfQ8LzPi4+rtii+dd7BdO8GwLtVEgCU/svlXhtIUpUkrVkr+ sCzeEdrr3bFI5+6j2Xt3r673+sx2dYVU5tvuRSH2K1NFm/ZmsVw1zz67z7r7cchHhaVKLMUZ iYZazEXFiQAlELt/KwMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprHIsWRmVeSWpSXmKPExsVy+t/xu7p25rujDS49ZLWYf+Qcq8XGzbdZ LE70fWC1uLxrDpvF/89PWC1a9x5ht3ixRdyB3WPTqk42j43vdjB5fN4k5/Hy7wfmAJYoPZui /NKSVIWM/OISW6VoQwsjPUNLCz0jE0s9Q2PzWCsjUyV9O5uU1JzMstQifbsEvYzlO6ayFjxl qbi6tJe9gfEdcxcjJ4eEgInEzEvr2LsYuTiEBJYySmxYMI2ti5EDKCEjcXx9GUSNsMSfa11s ILaQwFtGiWeTE0BsYYFEiftX3rOA2CICthL73zRDzbnOKHHj72NGEIdZ4DijxItVV5lAqtgE rCQmtq9iBFnAK2AnMfuQEEiYRUBFomX6QrASUYEIiVsPO8CG8goISpyc+QTM5hRwl/i6eTNY DbOAusSfeZeYIWx5ieats5knMArOQtIyC0nZLCRlCxiZVzGKpJYW56bnFhvqFSfmFpfmpesl 5+duYgTGzbZjPzfvYLy0MfgQowAHoxIPb4Dfrmgh1sSy4srcQ4wSHMxKIryi24FCvCmJlVWp RfnxRaU5qcWHGE2BnpjILCWanA+M6bySeENTQ3MLS0NzY3NjMwslcd7zBpVRQgLpiSWp2amp BalFMH1MHJxSDYz5WeH6O57Ovvv6paTAXMe25i/n9XxyNyTsVZ1x/emcHHcZffXWHUbiC6tP 1vTs4lqlULj7nqzW5+SHZRZ19txVyuyF5m+XPvsivDu27/CiTmfJuTXHdn4osVz7vM9Dh/de eujEO+rfP/sbX6uKXFzA+9t7qbzFpy15V3knZcSxT7eaHNr+0VqJpTgj0VCLuag4EQCtojo7 sQIAAA== Message-Id: <20181008105350eucas1p2a16945864d1b9ca2bb15b9126b700f03~bnLxZUHUO1504015040eucas1p23@eucas1p2.samsung.com> X-CMS-MailID: 20181008105350eucas1p2a16945864d1b9ca2bb15b9126b700f03 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20180927092739epcas5p48229ea32d3382e27602660e991efca09 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180927092739epcas5p48229ea32d3382e27602660e991efca09 References: <1538040281-21319-1-git-send-email-michal.vokac@ysoft.com> <1538040281-21319-2-git-send-email-michal.vokac@ysoft.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Patch queued for 4.20, thanks. Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics