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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 07BFFC54E94 for ; Tue, 24 Jan 2023 20:55:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229740AbjAXUzj (ORCPT ); Tue, 24 Jan 2023 15:55:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230155AbjAXUzi (ORCPT ); Tue, 24 Jan 2023 15:55:38 -0500 Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 10644469B for ; Tue, 24 Jan 2023 12:55:38 -0800 (PST) Received: from [127.0.0.1] (p578adb1c.dip0.t-ipconnect.de [87.138.219.28]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 69C6881F59; Tue, 24 Jan 2023 21:55:35 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1674593736; bh=ZKvIihffu5hupclvuWHyRpBzGzMS0GpDq/5QrXtnpvc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=MLV8zMnI5lX4GaWgZULVwEPNLbmIV7ZhIaWC4IZ6HOmNlGGVxcmkQRgqlFO2XqDSD 84narKuRQnMZHVjvVoajJt05jFuiCbkFvTpMoedeUZFtkHjszM7hzXxcv4aMbbshYm 8dTVko5RR7Msmwaf5YoAZFnJTQL2rukxccTP0FMzmshiLg3SZch6pe4B8F9Opm8kEK y47HwE/dzYAbCW143k66I4w0moYS+vT7CuVUg7W+EkKPj/NykB9XvwW1XoayaziiAo w8NqwRf4wTf3Lz/GbYNYwQXXMWW+k04p7Zwkgtc/ylCdj28rMpcXPR6riB8dnQrYIp zjzp52onRnI3Q== Message-ID: <5a6cb418-2e80-5b47-778c-668e724a0186@denx.de> Date: Tue, 24 Jan 2023 21:55:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [RESEND PATCH v11 10/18] drm: exynos: dsi: Add input_bus_flags Content-Language: en-US To: Jagan Teki , Andrzej Hajda , Inki Dae , Marek Szyprowski , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Fancy Fang , Tim Harvey , Michael Nazzareno Trimarchi , Adam Ford , Neil Armstrong , Robert Foss , Laurent Pinchart , Tommaso Merciai Cc: Matteo Lisi , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula References: <20230123151212.269082-1-jagan@amarulasolutions.com> <20230123151212.269082-11-jagan@amarulasolutions.com> From: Marek Vasut In-Reply-To: <20230123151212.269082-11-jagan@amarulasolutions.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org On 1/23/23 16:12, Jagan Teki wrote: > LCDIF-DSIM glue logic inverts the HS/VS/DE signals and expecting > the i.MX8M Mini/Nano DSI host to add additional Data Enable signal > active low (DE_LOW). This makes the valid data transfer on each > horizontal line. > > So, add additional bus flags DE_LOW setting via input_bus_flags > for i.MX8M Mini/Nano platforms. > > Reviewed-by: Frieder Schrempf > Suggested-by: Marek Vasut > Signed-off-by: Jagan Teki Reviewed-by: Marek Vasut 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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8F553C54E94 for ; Tue, 24 Jan 2023 20:56:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TTd4BdCZPyJLrwgs7RsgzcTUiYI7lxKt6K2RPTxwGbA=; b=sOKzEmQKeg6bLZ fJtYnNlnCXkZAkvF4x5cgQyasvLCeff3kO1zr4EVXcJRd8+hSSUpN7TKwvKVtWjN38sn4nZtfBlWY XktH7LswCkIDR9HSHYy8c25m9U5+al/R4bEdlDd24Mbn66/qGQxq4ppg9ZvkrMdYqojdBEDJYM2zc +6/nKgDnk+Ub6l8LkP6D9rGdQXimoRAg9Ewxg/3g4dN7Q2DyF9g7gVX656EAO29jODaHSGo3VGYSr XloByT4tGw/7ry5OWN3K+F0ghkS67P4xpnHV9csz4xbxWdGRMp0F57XEWZ1AYqKDK/uPII5+PfHDM zbhpB6cnCqrTd7cJz+uA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pKQKT-005I5l-N4; Tue, 24 Jan 2023 20:55:41 +0000 Received: from phobos.denx.de ([2a01:238:438b:c500:173d:9f52:ddab:ee01]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pKQKQ-005I4Z-Br for linux-arm-kernel@lists.infradead.org; Tue, 24 Jan 2023 20:55:39 +0000 Received: from [127.0.0.1] (p578adb1c.dip0.t-ipconnect.de [87.138.219.28]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 69C6881F59; Tue, 24 Jan 2023 21:55:35 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1674593736; bh=ZKvIihffu5hupclvuWHyRpBzGzMS0GpDq/5QrXtnpvc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=MLV8zMnI5lX4GaWgZULVwEPNLbmIV7ZhIaWC4IZ6HOmNlGGVxcmkQRgqlFO2XqDSD 84narKuRQnMZHVjvVoajJt05jFuiCbkFvTpMoedeUZFtkHjszM7hzXxcv4aMbbshYm 8dTVko5RR7Msmwaf5YoAZFnJTQL2rukxccTP0FMzmshiLg3SZch6pe4B8F9Opm8kEK y47HwE/dzYAbCW143k66I4w0moYS+vT7CuVUg7W+EkKPj/NykB9XvwW1XoayaziiAo w8NqwRf4wTf3Lz/GbYNYwQXXMWW+k04p7Zwkgtc/ylCdj28rMpcXPR6riB8dnQrYIp zjzp52onRnI3Q== Message-ID: <5a6cb418-2e80-5b47-778c-668e724a0186@denx.de> Date: Tue, 24 Jan 2023 21:55:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [RESEND PATCH v11 10/18] drm: exynos: dsi: Add input_bus_flags Content-Language: en-US To: Jagan Teki , Andrzej Hajda , Inki Dae , Marek Szyprowski , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Fancy Fang , Tim Harvey , Michael Nazzareno Trimarchi , Adam Ford , Neil Armstrong , Robert Foss , Laurent Pinchart , Tommaso Merciai Cc: Matteo Lisi , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula References: <20230123151212.269082-1-jagan@amarulasolutions.com> <20230123151212.269082-11-jagan@amarulasolutions.com> From: Marek Vasut In-Reply-To: <20230123151212.269082-11-jagan@amarulasolutions.com> X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230124_125538_601106_2478E69E X-CRM114-Status: UNSURE ( 9.11 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 1/23/23 16:12, Jagan Teki wrote: > LCDIF-DSIM glue logic inverts the HS/VS/DE signals and expecting > the i.MX8M Mini/Nano DSI host to add additional Data Enable signal > active low (DE_LOW). This makes the valid data transfer on each > horizontal line. > > So, add additional bus flags DE_LOW setting via input_bus_flags > for i.MX8M Mini/Nano platforms. > > Reviewed-by: Frieder Schrempf > Suggested-by: Marek Vasut > Signed-off-by: Jagan Teki Reviewed-by: Marek Vasut _______________________________________________ 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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A472DC54EED for ; Tue, 24 Jan 2023 20:55:40 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D92BA10E24B; Tue, 24 Jan 2023 20:55:39 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0AC1310E6E7 for ; Tue, 24 Jan 2023 20:55:38 +0000 (UTC) Received: from [127.0.0.1] (p578adb1c.dip0.t-ipconnect.de [87.138.219.28]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 69C6881F59; Tue, 24 Jan 2023 21:55:35 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1674593736; bh=ZKvIihffu5hupclvuWHyRpBzGzMS0GpDq/5QrXtnpvc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=MLV8zMnI5lX4GaWgZULVwEPNLbmIV7ZhIaWC4IZ6HOmNlGGVxcmkQRgqlFO2XqDSD 84narKuRQnMZHVjvVoajJt05jFuiCbkFvTpMoedeUZFtkHjszM7hzXxcv4aMbbshYm 8dTVko5RR7Msmwaf5YoAZFnJTQL2rukxccTP0FMzmshiLg3SZch6pe4B8F9Opm8kEK y47HwE/dzYAbCW143k66I4w0moYS+vT7CuVUg7W+EkKPj/NykB9XvwW1XoayaziiAo w8NqwRf4wTf3Lz/GbYNYwQXXMWW+k04p7Zwkgtc/ylCdj28rMpcXPR6riB8dnQrYIp zjzp52onRnI3Q== Message-ID: <5a6cb418-2e80-5b47-778c-668e724a0186@denx.de> Date: Tue, 24 Jan 2023 21:55:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [RESEND PATCH v11 10/18] drm: exynos: dsi: Add input_bus_flags Content-Language: en-US To: Jagan Teki , Andrzej Hajda , Inki Dae , Marek Szyprowski , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Fancy Fang , Tim Harvey , Michael Nazzareno Trimarchi , Adam Ford , Neil Armstrong , Robert Foss , Laurent Pinchart , Tommaso Merciai References: <20230123151212.269082-1-jagan@amarulasolutions.com> <20230123151212.269082-11-jagan@amarulasolutions.com> From: Marek Vasut In-Reply-To: <20230123151212.269082-11-jagan@amarulasolutions.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean 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: linux-samsung-soc@vger.kernel.org, Matteo Lisi , dri-devel@lists.freedesktop.org, NXP Linux Team , linux-amarula , linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 1/23/23 16:12, Jagan Teki wrote: > LCDIF-DSIM glue logic inverts the HS/VS/DE signals and expecting > the i.MX8M Mini/Nano DSI host to add additional Data Enable signal > active low (DE_LOW). This makes the valid data transfer on each > horizontal line. > > So, add additional bus flags DE_LOW setting via input_bus_flags > for i.MX8M Mini/Nano platforms. > > Reviewed-by: Frieder Schrempf > Suggested-by: Marek Vasut > Signed-off-by: Jagan Teki Reviewed-by: Marek Vasut