Received: by 2002:a05:6358:3188:b0:123:57c1:9b43 with SMTP id q8csp6073653rwd; Mon, 19 Jun 2023 01:45:14 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ7QTeIbK6Uv8b6Ea0D7HFuFyFnxzt15+kVWT6p2IFpcR7SwW4uMwL+fxeOrLMUyw9qENwk3 X-Received: by 2002:a05:6808:1489:b0:39e:cf52:36ad with SMTP id e9-20020a056808148900b0039ecf5236admr2425272oiw.23.1687164314677; Mon, 19 Jun 2023 01:45:14 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1687164314; cv=none; d=google.com; s=arc-20160816; b=Z0yMdCiGUNqgT6rZjMBPdeMLqUX83rZiUmksRW9Ho8JWr5kPZ7G/nd/ejlBKM8TB09 YM5uqPagBzZSEi8sCqC1bVVidtfdTqpG8Z76q+LT4mM4F1MVYPjxh5Xtudu4KJ9x75g4 8Y99fnfUOEcy5yt7HMkXXy1zLk3mzq+bXtPPnNqIV3DlTCkIrKXUD+IeaDEGLcGU+gYv +M1okIpFgKlbX0vByYiQyEI7sIEEn572PSbEkmlByiPMsVSSX5K0YIrQuanVOUjho8vu Df1cveSfMTtqD121+ljwNoFzMzwNqr5SZrkfpkF85oru6qhh6SP2ujyOrPHUDyK4pHDd MhGw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:dkim-signature; bh=1upL6n+fUdO3rMKOKt+pn3FNRfGw5UmVqMYKIF7omq4=; b=ZBD+llcwVEf6x1nub0AX38I77gMcFbsvvMVQ09M8v/Ws5x/Kv+iKFUPdjpUCKCOEKz L1/S7niaxLyirCzyBeZNmvIy4E5jVeyoQW4XhGUnQay7p4NrVHNjKHhIT+lOERslAFU1 xQo88kU5UwqrhGKfswREKadyfJoj1Wvmb4NBp58ktreQ/yCMbwmiv3jX/3LjliwmNxOO ZHh+ydHItX6fEAH+JEM4c31SwzIiGcqsxpghclDl2ON0BzHM2ewth2KULEBdvjqympqE Wbycvp6QEvqkidBIDWIRwsitwkVcAVrxIMsFXt8/WMzoHRTw7+TltTmJw2c6QG5vkVsT hBtQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass (test mode) header.i=@ideasonboard.com header.s=mail header.b=glwrKMUx; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id s1-20020a17090ad48100b0024e2bb99e67si6978533pju.7.2023.06.19.01.45.02; Mon, 19 Jun 2023 01:45:14 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass (test mode) header.i=@ideasonboard.com header.s=mail header.b=glwrKMUx; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229865AbjFSIcL (ORCPT + 99 others); Mon, 19 Jun 2023 04:32:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36014 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229921AbjFSIcI (ORCPT ); Mon, 19 Jun 2023 04:32:08 -0400 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 04B0697; Mon, 19 Jun 2023 01:32:05 -0700 (PDT) Received: from [192.168.88.20] (91-154-35-171.elisa-laajakaista.fi [91.154.35.171]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 37A9A547; Mon, 19 Jun 2023 10:31:29 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1687163490; bh=iTBmgvKkm/RP71iegbPwrVucLcjIHJ7plxMSPCw6Oc0=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=glwrKMUxVkqwUz9nEFWGj2T80a1Nvk35ivf6ESWzFTV80mALHg32mrqOsX0OHUfJI 0JzSGTjDS/IfNG9jAtaHje1/xD713o0LNc9w66Bvko18xFBtXqGa4zRuwyU6t4aBAL 2pU790FLQgq7aru38ImrjZSG5qod94QbDxZqlLrE= Message-ID: Date: Mon, 19 Jun 2023 11:31:59 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH v9 0/2] Add DSS support for AM625 SoC To: Aradhya Bhatia , Jyri Sarha , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: DRI Development List , Devicetree List , Linux Kernel List , Nishanth Menon , Vignesh Raghavendra , Rahul T R , Devarsh Thakkar , Jayesh Choudhary References: <20230616150900.6617-1-a-bhatia1@ti.com> Content-Language: en-US From: Tomi Valkeinen In-Reply-To: <20230616150900.6617-1-a-bhatia1@ti.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,SPF_HELO_PASS, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 16/06/2023 18:08, Aradhya Bhatia wrote: > This patch series adds a new compatible for the Display SubSystem (DSS) > controller on TI's AM625 SoC. It further adds the required support for > the same in the tidss driver. > > The AM625-DSS is a newer version of the DSS from the AM65X version with > the major change being the addition of another OLDI TX. With the help of > 2 OLDI TXes, the AM625 DSS can support dual-linked OLDI displays with a > resolution of up-to 2K or WUXGA (1920x1200@60fps) at half the OLDI clock > frequency or even cloned video outputs on each of the TXes. > > This patch series acts as a continuation of the patches posted in v3[1]. > The OLDI support patches combined from v5 onwards are now separated > again. The OLDI support will be added subsequently with a separte patch > series. > > I have tested these patches on AM625 SK-EVM and AM625 based Beagle Play. > To test this series on AM625 based platforms, basic display support > patches (for driver + devicetree) can be found in the > "next_am62-base_support-V2" branch on my github fork[2]. Looks good to me. I'll pick these up to drm-misc. Tomi > > [1]: V3: https://patchwork.freedesktop.org/series/105373/ > [2]: https://github.com/aradhya07/linux-ab/tree/next_am62-base_support-V2 > > Previous versions: > - V8: https://patchwork.freedesktop.org/series/119088/ > - V7: https://patchwork.freedesktop.org/series/113328/ > - V6: https://patchwork.freedesktop.org/series/111106/ > - V5: https://patchwork.freedesktop.org/series/109194/ > > Changelog: > V9: > - Edit the commit message for Patch 2/2. > - Add Krzysztof Kozlowski's and Tomi Valkeinen's tags. > > V8: > - Rebase for current merge window. > - Drop all the OLDI support patches. > - Update the binding to remove the 2nd OLDI port instances. > - Drop the Reviewed-by tags of Krzysztof Kozlowski and Rahul T R > because of the changes. > > V7: > - Rebase to current linux-next. > - Address Tomi Valkeinen's comments. > 1. Separate the DSS VP and output port coupling. > v6 introduced 'output_port_bus_type' in addition to 'vp_bus_type' > but having both of the variables was redundant. Hence, in v7 > the 'output_port_bus_type' essentially replaces 'vp_bus_type'. > 2. Break Patch v6 2/5 into 2 separate patches (v7 1/6 and v7 3/6). > 3. Change in name and addition of OLDI mode macros. > 4. Other minor changes. > > V6: > - Rebase for current merge window. > - Add 'allOf:' condition in the DT binding. > - Address Tomi Valkeinen's comments. > 1. Combine DT binding patches for new compatible and 3rd DSS port. > 2. Further separate DSS VPs and output ports. > 3. Separate OLDI mode discovery logic from the panel/bridge > discovery (which allowed support for OLDI bridges as well.) > 4. Organize OLDI IO control register macros platform wise. > > V5: > - Rebase for current merge window. > - Add max DT ports in DSS features. > - Combine the OLDI support series. > > (Changes from OLDI support series v1) > - Address Tomi Valkeinen's comments. > 1. Update the OLDI link detection approach. > 2. Add port #3 for 2nd OLDI TX. > 3. Configure 2 panel-bridges for cloned panels. > 4. Drop the OLDI clock set patch. > 5. Drop rgb565-to-888 patch. > > V3: > - Change yaml enum in alphabetical order. > - Correct a typo. > > V2: > - Remove redundant register array. > > Aradhya Bhatia (2): > dt-bindings: display: ti,am65x-dss: Add am625 dss compatible > drm/tidss: Add support for AM625 DSS > > .../bindings/display/ti/ti,am65x-dss.yaml | 18 ++++-- > drivers/gpu/drm/tidss/tidss_dispc.c | 57 ++++++++++++++++++- > drivers/gpu/drm/tidss/tidss_dispc.h | 2 + > drivers/gpu/drm/tidss/tidss_drv.c | 1 + > 4 files changed, 71 insertions(+), 7 deletions(-) >