From patchwork Thu Jan 11 10:40:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raphael Gallais-Pou X-Patchwork-Id: 13517119 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 2A7A9C47077 for ; Thu, 11 Jan 2024 10:43:26 +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:References:In-Reply-To: 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: List-Owner; bh=52RV+nk19SO2XwddQMissLtfPPFn0yJtJn1WjpbFKV0=; b=RJHpMIRvQnv9dz BvCbTi+QxIN488XZMrsGThZ6ABadOFT9zjWulWyv0tGYXO6d4lAIuPM69AxkLTboCmTn0VFdgcw5n iFKRYXOrw9OSzo6IXUUFV+QyI8YB7UjGqhkHmQnQ8lDmqAjLMkUMEHrhaATM4+iYi/ZKyWYuKB/ua oTOU5YymNwISWcoBH+xJzEN7K2sVgdEx5sY+lX0m8ZzdtRZ2W2MszuQG80QBzaAweFwvQdKji+E3n g5S7f62myKObtHC1F7sEwhwY5MteG6IlubHCeMmawpxF22Frjv9efHfjK/2PUSKr9tXtWW0HCTzyG 7pY2++0oEabGkwYxZ2VQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rNsWb-00H3Qh-22; Thu, 11 Jan 2024 10:43:01 +0000 Received: from mx07-00178001.pphosted.com ([185.132.182.106]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rNsWU-00H3Ly-2G for linux-arm-kernel@lists.infradead.org; Thu, 11 Jan 2024 10:42:59 +0000 Received: from pps.filterd (m0288072.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 40B95I6O009306; Thu, 11 Jan 2024 11:42:32 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= selector1; bh=Nsa2H5miBl9akiMiWy7Ow+OggKNKlHu8xqBbyIslAYs=; b=XW CO4PKOQBTgoCD3EJFTI4bCadV5m5QVMD51lDWkZFslc4Y1BTKYvTKN9q5W9VC+xH 2y/BuXAyh8iNWs2w27sD6FcX0kmnBu9esgPNsJaPD62Fbob7icV/MILfh6YYCbef sRZHfbMWpVPCcK7GmlbKKu3tdNNa9tafGu1nfSpJfjEKHXqfHlpVQI3DS5OJVwNN i8PMUeYXevEApF0ij2mH3KgX5CcHeWIWx3Inwc5t1fZmZBPHxrRcMJzRzI68cSRG oy/n4CGK076w+/Djk93lISnHUsv+8gtlMDIsE4X7wHisAZO7fYKfS89qMB1QBuAt vNytY+MKe2HifxWNnP9w== 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 3vexpg57yg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Jan 2024 11:42:32 +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 3505710002A; Thu, 11 Jan 2024 11:42:32 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 2CA44231504; Thu, 11 Jan 2024 11:42:32 +0100 (CET) Received: from localhost (10.252.29.122) 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, 11 Jan 2024 11:42:29 +0100 From: Raphael Gallais-Pou To: Yannick Fertre , Raphael Gallais-Pou , Philippe Cornu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Philipp Zabel CC: , , , , Subject: [PATCH v2 4/6] arm64: dts: st: add ltdc support on stm32mp251 Date: Thu, 11 Jan 2024 11:40:47 +0100 Message-ID: <20240111104049.38695-5-raphael.gallais-pou@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240111104049.38695-1-raphael.gallais-pou@foss.st.com> References: <20240111104049.38695-1-raphael.gallais-pou@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.252.29.122] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) 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=2024-01-05_08,2024-01-05_01,2023-05-22_02 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240111_024255_031094_40B80709 X-CRM114-Status: GOOD ( 10.92 ) 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 The LCD-TFT Display Controller (LTDC) handles display composition, scaling and rotation. It provides a parallel digital RGB flow to be used by display interfaces. Signed-off-by: Raphael Gallais-Pou --- arch/arm64/boot/dts/st/stm32mp251.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index 93bc8a8908ce..064077e98dfd 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -212,6 +212,18 @@ i2c8: i2c@46040000 { status = "disabled"; }; + ltdc: display-controller@48010000 { + compatible = "st,stm32-ltdc"; + reg = <0x48010000 0x400>; + st,syscon = <&syscfg>; + interrupts = , + ; + clocks = <&rcc CK_BUS_LTDC>, <&rcc CK_KER_LTDC>; + clock-names = "bus", "lcd"; + resets = <&rcc LTDC_R>; + status = "disabled"; + }; + sdmmc1: mmc@48220000 { compatible = "st,stm32mp25-sdmmc2", "arm,pl18x", "arm,primecell"; arm,primecell-periphid = <0x00353180>;