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charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 26, 2020 at 2:56 AM Ondrej Jirman wrote: > The reset pin is inverted, so if we don't assert reset, the actual gpio > will be high and may keep driving the IO port of the panel. > > Signed-off-by: Ondrej Jirman Reviewed-by: Linus Walleij Yours, Linus Walleij From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84163C433DF for ; Wed, 1 Jul 2020 07:53:10 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 56C072074D for ; 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Wed, 01 Jul 2020 00:51:51 -0700 (PDT) MIME-Version: 1.0 References: <20200626005601.241022-1-megous@megous.com> <20200626005601.241022-12-megous@megous.com> In-Reply-To: <20200626005601.241022-12-megous@megous.com> From: Linus Walleij Date: Wed, 1 Jul 2020 09:51:40 +0200 Message-ID: Subject: Re: [PATCH v5 11/13] drm/panel: st7703: Assert reset prior to powering down the regulators To: Ondrej Jirman X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200701_035153_292960_99F4C9B5 X-CRM114-Status: UNSURE ( 8.70 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:DRM PANEL DRIVERS" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Purism Kernel Team , Samuel Holland , David Airlie , =?UTF-8?Q?Guido_G=C3=BCnther?= , Bhushan Shah , Chen-Yu Tsai , Rob Herring , "linux-kernel@vger.kernel.org" , Martijn Braam , linux-sunxi , Thierry Reding , Maxime Ripard , Daniel Vetter , Sam Ravnborg , Luca Weiss , Linux ARM , Icenowy Zheng Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Jun 26, 2020 at 2:56 AM Ondrej Jirman wrote: > The reset pin is inverted, so if we don't assert reset, the actual gpio > will be high and may keep driving the IO port of the panel. > > Signed-off-by: Ondrej Jirman Reviewed-by: Linus Walleij Yours, Linus Walleij _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E96F1C433DF for ; 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Wed, 01 Jul 2020 00:51:51 -0700 (PDT) MIME-Version: 1.0 References: <20200626005601.241022-1-megous@megous.com> <20200626005601.241022-12-megous@megous.com> In-Reply-To: <20200626005601.241022-12-megous@megous.com> From: Linus Walleij Date: Wed, 1 Jul 2020 09:51:40 +0200 Message-ID: Subject: Re: [PATCH v5 11/13] drm/panel: st7703: Assert reset prior to powering down the regulators To: Ondrej Jirman X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:DRM PANEL DRIVERS" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Purism Kernel Team , Samuel Holland , David Airlie , =?UTF-8?Q?Guido_G=C3=BCnther?= , Bhushan Shah , Chen-Yu Tsai , Rob Herring , "linux-kernel@vger.kernel.org" , Martijn Braam , linux-sunxi , Thierry Reding , Sam Ravnborg , Luca Weiss , Linux ARM , Icenowy Zheng Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Fri, Jun 26, 2020 at 2:56 AM Ondrej Jirman wrote: > The reset pin is inverted, so if we don't assert reset, the actual gpio > will be high and may keep driving the IO port of the panel. > > Signed-off-by: Ondrej Jirman Reviewed-by: Linus Walleij Yours, Linus Walleij _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel