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 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 BAAE2CA0EC4 for ; Tue, 12 Aug 2025 17:23:35 +0000 (UTC) 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:CC:To:In-Reply-To:References :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=zQREU73Ww2AuSHi+YSI1jSIYYenhpdvJj73K8k6oTeg=; b=DgqsStoc9d5iJnmMIQXioLMhqq hvruNKyeWz8Bekypowl2vqAoYGPtDQ6NYXMpNy8JbhMVTjzUJzek5KDU1/l+LGuLWxpgOa7kRES5v I0wsaK6sWxp3DPbRqmFJrl0A/HYY63ud3RPFXoCp+4EgETmHLk0IVhJPy37lyv4wjXLdYDjGNAlCu 5ocnCHWrVoVNPG/vvfix/ITWw+3aUfP/9nj9uoAGhGplNLILVN9pg9Q5Ck7NagsztTlaZ/hz6ZsPE 3Xm+YHcEhRDHSE6Cg7Qp1cewNKqpgTrhSCuCGGyej5QJzlnxG7pQP95ZXVM2n5z5GCcbCjHaZAQwp sYyf4juA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1ulsig-0000000BYDO-1A0Q; Tue, 12 Aug 2025 17:23:30 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1ulpPN-0000000Ayc8-0ksP for linux-arm-kernel@lists.infradead.org; Tue, 12 Aug 2025 13:51:22 +0000 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 57CD1jhO006642; Tue, 12 Aug 2025 15:51:10 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=selector1; bh= zQREU73Ww2AuSHi+YSI1jSIYYenhpdvJj73K8k6oTeg=; b=zXP9an4Z4Y6DLlGi j7wljYCYFBnKXpiKdgI9P8IOPW57Zz3MO5poKrDZywaQgGUb8uiR57AHPx8WJZ7h j1r8I82139Z4BKaiA8HpYB8Kk7d4iSamK4Iw4MXed8BDwow3+4z2Hff01rXqIU3C kSq2h6lUE5CdkCW/X3NBW3JV6HIMVArqX9FBITC7QaTvizXpg+DzTfgZgfsLLDVk K9O1rlfolFLpik0RK34TzZCxzY2SZCJX8nz+a8EB43tWVQOeZZxq2NCQkI/7h/4Z vaU9qcSEIB6abU7nljw8g+BDTFAa4ijLFTXJku8xtQv3HrUpAs07M2vfsQVwzBTs JVJt4Q== Received: from beta.dmz-ap.st.com (beta.dmz-ap.st.com [138.198.100.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 48dw7gad9j-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 12 Aug 2025 15:51:10 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id E78CC40077; Tue, 12 Aug 2025 15:49:26 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node2.st.com [10.75.129.70]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 92A2378C592; Tue, 12 Aug 2025 15:49:05 +0200 (CEST) Received: from localhost (10.130.74.180) 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 15.1.2507.39; Tue, 12 Aug 2025 15:49:05 +0200 From: Raphael Gallais-Pou Date: Tue, 12 Aug 2025 15:49:06 +0200 Subject: [PATCH v2 09/13] arm64: dts: st: add ltdc support on stm32mp251 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20250812-drm-misc-next-v2-9-132fd84463d7@foss.st.com> References: <20250812-drm-misc-next-v2-0-132fd84463d7@foss.st.com> In-Reply-To: <20250812-drm-misc-next-v2-0-132fd84463d7@foss.st.com> To: Yannick Fertre , Philippe Cornu , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , Christophe Roullier CC: , , , , X-Mailer: b4 0.14.2 X-Originating-IP: [10.130.74.180] 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:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-12_07,2025-08-11_01,2025-03-28_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250812_065121_501620_D412454E X-CRM114-Status: GOOD ( 10.40 ) 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. Add the LTDC node. 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 8d87865850a7a6e8095c36acdef83c8e3a73ae54..6e8f76aa4680d5c253bae882edc455f4e95413f3 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -1052,6 +1052,18 @@ dcmipp: dcmipp@48030000 { status = "disabled"; }; + ltdc: display-controller@48010000 { + compatible = "st,stm32mp251-ltdc"; + reg = <0x48010000 0x400>; + interrupts = , + ; + clocks = <&rcc CK_KER_LTDC>, <&rcc CK_BUS_LTDC>; + clock-names = "lcd", "bus"; + resets = <&rcc LTDC_R>; + access-controllers = <&rifsc 80>; + status = "disabled"; + }; + combophy: phy@480c0000 { compatible = "st,stm32mp25-combophy"; reg = <0x480c0000 0x1000>; -- 2.25.1