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 741A6EE01E7 for ; Wed, 13 Sep 2023 16:52:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CA63910E48E; Wed, 13 Sep 2023 16:52:14 +0000 (UTC) Received: from mail.andi.de1.cc (mail.andi.de1.cc [IPv6:2a02:c205:3004:2154::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1A0E710E4BE for ; Wed, 13 Sep 2023 16:52:12 +0000 (UTC) Received: from [2a00:20:4004:4787:9869:7b20:a1ae:be54] (helo=akphone) by mail.andi.de1.cc with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qgT5y-003grq-Gl; Wed, 13 Sep 2023 18:52:06 +0200 Date: Wed, 13 Sep 2023 18:52:02 +0200 From: Andreas Kemnade To: Tomi Valkeinen Subject: Re: [RFC PATCH] drm: omapdrm: dsi: add refsel also for omap4 Message-ID: <20230913185202.6e6c5341@akphone> In-Reply-To: <48972ab0-e4ed-11b2-31fb-ad93695a4db1@ideasonboard.com> References: <20230913065911.1551166-1-andreas@kemnade.info> <48972ab0-e4ed-11b2-31fb-ad93695a4db1@ideasonboard.com> X-Mailer: Claws Mail 4.1.1 (GTK 3.24.37; aarch64-alpine-linux-musl) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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: arnd@arndb.de, Tony Lindgren , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Sebastian Reichel , laurent.pinchart@ideasonboard.com, u.kleine-koenig@pengutronix.de, linux-omap@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Wed, 13 Sep 2023 15:11:08 +0300 Tomi Valkeinen wrote: > On 13/09/2023 09:59, Andreas Kemnade wrote: > > Some 3.0 source has it set behind a if (omap4). > > Maybe it is helpful maybe not, at least in the omap4460 > > trm these bits are marked as reserved. > > But maybe some dsi video mode panel starts magically working. > > Sorry, what does this mean? That this fixes something, or you are > just guessing? > just diffing registers between good and bad. It does not fix anything, just reducing the diff. > I'm somewhat sure that the upstream driver used to work on omap4 sdp, > which has two DSI panels. But I can't even remember what omap4 > version it had. > after we are using displays from gpu/drm/displays? Regards Andreas