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 0399FCD4851 for ; Fri, 15 May 2026 06:56:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 64EE310F40C; Fri, 15 May 2026 06:56:11 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="pBKDbeMF"; dkim-atps=neutral Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1BA0210F40C for ; Fri, 15 May 2026 06:56:10 +0000 (UTC) Received: from [192.168.88.20] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 1ABC663C; Fri, 15 May 2026 08:55:58 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1778828159; bh=ps3BKhTYDYIeixkp1GdVg1MTtawBVyK9KNx179yqeR4=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=pBKDbeMF+GjZyp98W56ZvpE3GUil0ccBPRjHr5WJH0zvdBaXpZkbWaKL3BhtrTDKz DVK7fga7NlGaPMizWa9yP0YdETGbVy+WSbtvqEQToVoDQNzXXjZ8xWFTfcfwvyR4Sg bfp6MAyBqyQsxvXAMnZq45Rnp5n6sAH+zn1rllwU= Message-ID: <3e5ce95a-10dd-4520-8bd7-7d4cfaf612d2@ideasonboard.com> Date: Fri, 15 May 2026 09:56:04 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 05/16] dt-bindings: display: ti,am65x-dss: Add AM62P DSS To: Krzysztof Kozlowski Cc: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lee Jones , Aradhya Bhatia , Nishanth Menon , Vignesh Raghavendra , Swamil Jain , Devarsh Thakkar , Louis Chauvet , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20260513-beagley-ai-display-v2-0-9e9bcefde6bc@ideasonboard.com> <20260513-beagley-ai-display-v2-5-9e9bcefde6bc@ideasonboard.com> <20260515-certain-honest-wren-f03dfa@quoll> From: Tomi Valkeinen Content-Language: en-US In-Reply-To: <20260515-certain-honest-wren-f03dfa@quoll> Content-Type: text/plain; charset=UTF-8; format=flowed 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi, On 15/05/2026 09:52, Krzysztof Kozlowski wrote: > On Wed, May 13, 2026 at 04:17:27PM +0300, 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)" >> Tested-by: Swamil Jain > > Same comments. Interesting, looks like "b4 trailers" applies quotes here. I assume the parenthesis makes it do that. As for the tested-by, yes, it doesn't make sense for bindings. As the tested-by was for the series, "b4 trailers" applies it to all patches. I will manually drop these in v3. Tomi