From patchwork Thu Dec 21 12:28:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raphael Gallais-Pou X-Patchwork-Id: 13501792 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 EF425C35274 for ; Thu, 21 Dec 2023 12:30:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=13+Fw5IKHAFJKCa16L++TMtmadBTzhs9C8yOubZCCsE=; b=GMOfT3fMf6xB71 yNnzeTMmiMvaFYw0VvbWO7gqUZ9BlYxWC94nkjP4A4MhWtsKZGYXffflzoAICizO7kxgPpEL8aWoB Mns3fVdWN40qNrSI6eGdZTl/9eJC9oKKizT8yM5Ep6fBXLe9bftx1x++QLhmJji6JD0wTEaRr484y Ny4uKZYw54JHJr1cwMGOiLFimaAdoS2cQVYzYyKymQLMOWwEPCxwEl4ILmGUrMu44ktbhk9xXm0HL cHAHjLij4QTAGVVlKpxX6hjWX72Wf0omPP/j+K66XVdxG3FDNSTS+KnpxHbSbgtUjAYPR74lOh+XT yxUnlvKfO1U8jpeUBxHw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rGIBt-002lnT-0s; Thu, 21 Dec 2023 12:30:17 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rGIBi-002lgf-2W for linux-arm-kernel@lists.infradead.org; Thu, 21 Dec 2023 12:30:08 +0000 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.22/8.17.1.22) with ESMTP id 3BL8jmp8012041; Thu, 21 Dec 2023 13:29:41 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding:content-type; s=selector1; bh=uRYfWrQ hXzw+M+0seKB6CQA/JwDHEIQuybIPuZL1Ego=; b=IxtmiNBZvyI+0vjIfaXpEWv NiKFuUNm8Sy2Pd/YUC+2QD0olf6MyA1SFF49i183CFOoIA086srUC/4WxS60GZGR Hoc1/WaX8elLo/h9sMTFmEjetk3dbihIfFlizI6vbGvhGxWfdcR1jlPqYf6qLZKb htqeCzDzs/AFr+2D/VZsW/d+c0tI9njDFTl7NLAiVWElYy4MB7zIjzT16gfR32xF BeFWG/G9NRZB/LGBeTjvb5crhWO9+nRyBKvotKOSmydevygTQwpF7sQN8J//VRNB vTPmnVGoLeIqAnhGG6loks11ovaoaTynKBmLuT5c3bzrf5LB9EOzqNfziofONPg= = Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3v13nhq559-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 21 Dec 2023 13:29:41 +0100 (CET) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 88FBA100053; Thu, 21 Dec 2023 13:29:38 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 36BBB2747B8; Thu, 21 Dec 2023 13:29:38 +0100 (CET) Received: from localhost (10.252.25.159) by SHFDAG1NODE2.st.com (10.75.129.70) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Thu, 21 Dec 2023 13:29:37 +0100 From: Raphael Gallais-Pou To: Laurent Pinchart , Neil Armstrong , Jessica Zhang , Sam Ravnborg , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Yannick Fertre , Raphael Gallais-Pou , Philippe Cornu , Philipp Zabel , Lad Prabhakar , Thierry Reding CC: , , , , Subject: [PATCH v1 0/8] Introduce STM32 LVDS driver Date: Thu, 21 Dec 2023 13:28:35 +0100 Message-ID: <20231221122843.418650-1-raphael.gallais-pou@foss.st.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.252.25.159] X-ClientProxiedBy: EQNCAS1NODE4.st.com (10.75.129.82) To SHFDAG1NODE2.st.com (10.75.129.70) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-21_05,2023-12-20_01,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231221_043007_096552_000520AF X-CRM114-Status: GOOD ( 13.04 ) 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 This serie introduces a new DRM bridge driver for STM32MP257 platforms based on Arm Cortex-35. It also adds an instance in the device-tree and handle the inclusion of the driver within the DRM framework. First patch adds a new panel compatible in the panel-lvds driver, which is used by default on the STM32MP257. Raphael Gallais-Pou (7): dt-bindings: panel: lvds: Append edt,etml0700z9ndha in panel-lvds dt-bindings: display: add dt-bindings for STM32 LVDS device drm/stm: lvds: add new STM32 LVDS Display Interface Transmitter driver drm/stm: ltdc: add lvds pixel clock arm64: dts: st: add ltdc support on stm32mp251 arm64: dts: st: add lvds support on stm32mp253 arm64: dts: st: add display support on stm32mp257f-ev Yannick Fertre (1): drm/stm: ltdc: implement bus clock .../bindings/display/panel/panel-lvds.yaml | 2 + .../bindings/display/st,stm32-lvds.yaml | 114 ++ arch/arm64/boot/dts/st/stm32mp251.dtsi | 12 + arch/arm64/boot/dts/st/stm32mp253.dtsi | 17 + arch/arm64/boot/dts/st/stm32mp257f-ev1.dts | 79 ++ drivers/gpu/drm/stm/Kconfig | 11 + drivers/gpu/drm/stm/Makefile | 2 + drivers/gpu/drm/stm/ltdc.c | 26 + drivers/gpu/drm/stm/ltdc.h | 2 + drivers/gpu/drm/stm/lvds.c | 1226 +++++++++++++++++ 10 files changed, 1491 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/st,stm32-lvds.yaml create mode 100644 drivers/gpu/drm/stm/lvds.c