From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 17D79606A324 for ; Sun, 1 Nov 2026 13:49:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=CC7QuuDI; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=R059v69G 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-Unsubscribe-Post: List-Owner; bh=1Yl2Bj4fzXzHT9LnKgjaW6d6FgbngfoajB5ZqmTaczE=; b=CC7QuuDIgyq+1H a1VU20YYtD35mZrRM6yz1pikpae/iQQ8Thtfht9mDkYePfh1OOqkXpMDX1Fq14P7+VcY45EYTyfyE T7gamOHqDlAM0WFkpH/oZFc0f/lNaYCAIrRk1AwXGwW1DMkj2kK/kBRE/kuQLAPnTaVx2iBCxarvr 6C5dvkyF5K61L1EdDwn8PRDgboMdcPbY1XTXH/Jf6arjHL6s4oesJDead0C6DvN3TNOqZ7g/kafME SkuD3wlySSlJSmrgfR7QcassMRGbNDTjAbnio/Cd/v5A1xMjp09R1NbBAbfs+wNbfWg/IP9NjVTIo LC30+aMzOPDcU/+yEW/g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xNVwL-0000000EYF0-0cXG; Sun, 01 Nov 2026 13:49:41 +0000 Received: from out-191.mta0.migadu.com ([2001:41d0:1004:224b::bf] helo=mta0.migadu.com) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xNVwH-0000000EYEQ-3b4f for linux-arm-kernel@lists.infradead.org; Sun, 01 Nov 2026 13:49:39 +0000 X-Envelope-To: linux-arm-kernel@lists.infradead.org DKIM-Signature: a=rsa-sha256; bh=aT0RPUir1O7zBggZlLSmKiu/QpSKQ3gRUk36Oe/3+aA=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1793540973; v=1; x=1794145773; b=R059v69GYGemM2gjE8cnXn6NOTBPKIJs88WuKv9X+9HwBXqRHHrW0VvVKGm2jqTlLp4Y/RQt jwkgBMR2KOLqJldKnGOp/FYHhUXWG4sIFXSXIdWpf52nTOVyox9vAND29wKWyDviHuMSxGei+Aj 1ShnltNNJ4pN3bz2wkAs+88U= X-Envelope-To: linux-arm-kernel@lists.infradead.org Received: by smtp.migadu.com with ESMTPS id 33f00b1ebf1e8c72; Sun, 01 Nov 2026 13:49:33 +0000 X-Mizu-Trace-ID: 33f00b1ebf1e8c72 X-Migadu-Flow: FLOW_OUT Message-ID: Date: Sun, 1 Nov 2026 13:49:28 +0000 X-Archived-By: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 01/14] dt-bindings: display: ti,am65x-dss: Add AM62P DSS To: Tomi Valkeinen , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lee Jones , Nishanth Menon , Vignesh Raghavendra , Swamil Jain , Devarsh Thakkar , Louis Chauvet Cc: devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20261029-beagley-ai-display-v4-0-dc7f2b532478@ideasonboard.com> <20261029-beagley-ai-display-v4-1-dc7f2b532478@ideasonboard.com> Content-Language: en-US From: Aradhya Bhatia In-Reply-To: <20261029-beagley-ai-display-v4-1-dc7f2b532478@ideasonboard.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261101_054938_122728_FBB99578 X-CRM114-Status: GOOD ( 19.41 ) X-Spam-Score: -2.1 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-17.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Hi Tomi, Thanks for the patches! On 29/10/26 10:18, Tomi Valkeinen wrote: > TI's AM62P, J722S and AM67A SoCs contain same implementation of the > display subsystem (DSS). There are two instances of the DSS (DSS0 and > DSS1), each with two video ports (VP) and two video planes. > Additionally the SoCs contain two OLDI TXes (OLDI0 and OLDI1), a MIPI > DSI TX and a MIPI DPI output path. > > DSS0 supports: > - VP0: OLDI0 in single-link mode, or OLDI0 and OLDI1 in dual-link or > clone mode. > - VP1: DPI > > DSS1 supports: > - VP0: OLDI1 in single-link mode, or DPI > - VP1: DPI or DSI > > The DSI is only connected to VP1 of DSS1, but OLDI and DPI are shared > between the DSS instances. Thus only a single VP can output to DPI, and > a single VP can use an OLDI block. Note that in single-link > configuration OLDI0 can be used by DSS0, and at the same time OLDI1 can > be used by DSS1. > > The DSS IP itself is compatible with older SoCs. While we could use > "ti,am625-dss" compatible string, we add a new one "ti,am62p-dss" to be > on the safe side in case the driver needs to do something special for > the dual-DSS case in the future. > > Original patch by Swamil Jain > > Reviewed-by: Rob Herring (Arm) > Signed-off-by: Tomi Valkeinen > --- > .../bindings/display/ti/ti,am65x-dss.yaml | 27 ++++++++++++++++++++++ > 1 file changed, 27 insertions(+) > Reviewed-by: Aradhya Bhatia -- Regards Aradhya