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 7A3FDCCD194 for ; Wed, 15 Oct 2025 14:33:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type: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=p+0AAq5p9n3CYb0eN2KQBzPDtI3LpH6hBvgSrfcGzKs=; b=pP9aFkiha2e87HJJwlS2khXDZ0 6l2xWORsEmf2+hQk1FnZpmGWZiR3ZDnbwRpkOT6UwPuwcJHFG6Ywf/AAsYHx6Q4Fq5W5XVMj8qK5N pQEdABJXtLFYVFCCuGiSwJm4FUlGDRr/24UuVJkB0ohAcYKrE0o94Z8JoUdJS3Dcnt2fCXvBtlNU/ h3Ywl8YozCHCe//aMXtoXJamHvdC4Q5/pBZGlpsoARvcSp1h2JpFmEt4ZO0elBs1yUsztLseBT6yT 8a0GjKNj2Q1euW1vudt1YBfBZWNAe2rlcw2acRvBPUi0vPSbnHJq0oSVDr/Hn+ODxd4r6m2qbYRGZ DGQ2o8aw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v92ZA-00000001uGS-3izv; Wed, 15 Oct 2025 14:33:24 +0000 Received: from mout-p-102.mailbox.org ([2001:67c:2050:0:465::102]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v92Z8-00000001uDi-10CQ for linux-arm-kernel@lists.infradead.org; Wed, 15 Oct 2025 14:33:23 +0000 Received: from smtp202.mailbox.org (smtp202.mailbox.org [10.196.197.202]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-102.mailbox.org (Postfix) with ESMTPS id 4cmtqJ5ghsz9v66; Wed, 15 Oct 2025 16:33:16 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1760538796; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=p+0AAq5p9n3CYb0eN2KQBzPDtI3LpH6hBvgSrfcGzKs=; b=wN7lqxX9ujyaZAtI3oFJQBPbEbCEMBGULGgOFLBCY8XqGfDEy4VEj5OTv3D4U7tGelWb9+ StMm8aoZZcvrm9F7FXK+h/dd87S4E6C0WFcCWzepB33sy+b1zj6nhGPnXO82dXsPTsYosY Ud7bD3DHde2xmx+/bZrhYtSKMC8zU9dnKaiJDxWRPUPpBILy98OUUUa5ep2h2dF9VVcwkk wAX+kTD0D090Sy7/0bIEJZArrFjR9fB9m6/3c5fgSzAghzEkE9EzMcKYN34SBzaZnjFI6N WUAq+FAHm7mc4pGvhu15vOKy85e1gZt88Aer8pMJnVjgGGNfjhXIup6L4LHINw== Message-ID: Date: Wed, 15 Oct 2025 12:19:33 +0200 MIME-Version: 1.0 Subject: Re: [PATCH 03/39] dt-bindings: display: imx: Document i.MX95 Display Controller processing units To: Liu Ying , Frank Li Cc: dri-devel@lists.freedesktop.org, Abel Vesa , Conor Dooley , Fabio Estevam , Krzysztof Kozlowski , Laurent Pinchart , Lucas Stach , Peng Fan , Pengutronix Kernel Team , Rob Herring , Shawn Guo , Thomas Zimmermann , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org References: <20251011170213.128907-1-marek.vasut@mailbox.org> <20251011170213.128907-4-marek.vasut@mailbox.org> <260b4db1-c02a-48a0-baf8-5e217c729824@mailbox.org> Content-Language: en-US From: Marek Vasut In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-MBO-RS-META: 3bfifor4uba8rjg7sfrfhsxrmksew5w3 X-MBO-RS-ID: f82c0904535502d82ca X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251015_073322_427981_FB28C632 X-CRM114-Status: UNSURE ( 6.77 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10/15/25 10:59 AM, Liu Ying wrote: Hello Liu, >>>> @@ -90,13 +102,15 @@ patternProperties: >>>> compatible: >>>> const: fsl,imx8qxp-dc-signature >>>> >>>> - "^tcon@[0-9a-f]+$": >>>> + "^tcon(@[0-9a-f]+)?$": >>> >>> why here allow no address unit tcon? >> This might be something Liu can clarify too. >> >> TCON on iMX95 DPU does not seem to exist at all, or at least has no control registers. Hence no address. > > i.MX95 DC hasn't got TCON so it should not be documented for i.MX95 DC. What DT node do I attach the pixel-mapper/pixel-interleaver to then ? -- Best regards, Marek Vasut