From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from MRWPR03CU001.outbound.protection.outlook.com (mail-francesouthazon11011032.outbound.protection.outlook.com [40.107.130.32]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 31476475340; Thu, 10 Sep 2026 15:14:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.130.32 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789053279; cv=fail; b=Bg9MC9ym0JxdUh5waHXdslrsvfdrQlEEBh6ybuCgqikJCZW5+bxgN7bPxHf3nPC7Gwfh4mnNk9HtzRrsV1nEdfdEabbBf00Sc8oXaIsANEec5Y7DcPDFczdHyFylxQfe+WoRsdI1pBjWlPlzcWw+QBprIfFv9FupcNUnLZW07nE= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789053279; c=relaxed/simple; bh=DxkZYsqgx8subcdnJ7ggqLAPyubIO3Z5kEFUHZGPKDc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=s2s8kp1RaOalMSz9kkYcyNz2C5jAbFIQXKm7w4277TX0H7ys99JKbe9I5XnAP7CCbo9TWEsen/JHzd0z0DghqFYnzwcc1paEqWoo7GkhizuMosQTefb3i6JBdlAybP5l0Vj8AyD0Ys+DE6LPCqBXIoPsCYA1grWOXWN9VYztZcw= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com; spf=pass smtp.mailfrom=foss.st.com; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b=iTcwpS+v; arc=fail smtp.client-ip=40.107.130.32 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=foss.st.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b="iTcwpS+v" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=pjuKy7A5I57ZsgD0WZMdafgh62VxT9j0+RQxq29iJHrmDt84hNkjqO8orXMbX231yX7Z4W0SP7Odye2u5z50dpv+/c7GUBCXbVRbcRFYPFHr4yl+amV4Rq3SKro6ampNUSZ9gKfBagMn25oOCUCwx9SS+IHgdMmIu0WhEnHfCnn3nXy5tMCtAaALlW5Jmo5mYWHjciMrvYzBJdIiO/fiPiOIjrzpXIIuHWK6mL8UskFVgGtmRtvQLQgkp/U9HMf6W5ppTJWTCMywJCdX/rdIKSq+eKJqt5W2IaEFAzAU6R8d7wEPSh4fI+Zbl1o0HA5gHgXoXD4BA0calQZoM6eoNQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=qfJ+CKejSL0EAmi26pT8KqNbxCSGDNQ7rlNnRubo6JY=; b=glbIHaEj+wRc7qq8ZckFWJFXQKUuR9bLFrN8Tv6DfG+6jm2bJwLDFHd9gzmgcThgsRFEUoULLAkNWQqhh5DPU8dJtWVF2QvaMso7m/Xm0xuntwFKnKfX0yojIsb9af1s3ayOUPc+gzW6wgoCSfA3gdooZv3u2PiF5C5Q4jv6gSc+PGyzbfEq1ukRyGzJK6cQ/ehmaCXSyrPbilK3SlLZwAfiN0AiS6MAaUgeWLeEvwIrJexmVEidDpzdUG2eukdillbKRFOcW1I4Jvhj+/e4Q8oEnNH5w2qHmRYowtuKlbP9LWKLYZij1thskS2f9RMwINh6ildvTcK36MZQMejuLw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=fail (sender ip is 164.130.1.60) smtp.rcpttodomain=vger.kernel.org smtp.mailfrom=foss.st.com; dmarc=fail (p=none sp=none pct=100) action=none header.from=foss.st.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=qfJ+CKejSL0EAmi26pT8KqNbxCSGDNQ7rlNnRubo6JY=; b=iTcwpS+vweOR24dRrADbpagVf0k671pyNUjXNpbLrm+hcvkgA8S4OpbjGybD/4qGk8+1p5KCfjESRKMiWzHmh2YDcuZcU+tDcwCCYAZsCHpWDXaIVOk2wYGwkScrPw+pyIrvT10ZVK1jBap5iE8oUWZp6aaCcrUzRmBQcBsqd14F7rvlkrcgfafbClNlEEm4Ljju6ob6mfiFzgAZkfK1kL5HGlopbWWhd4dPUEbstggVr/haSkH1MVlstCSccXqWUUvVkLNveqpJTy+B4KnTjtXwSdXPdG5K2SL102ZIKImoOuPsgGaAhKDp3XjN8bqvhuHPdZAsv1aDLsOv9Jlrag== Received: from DUZPR01CA0049.eurprd01.prod.exchangelabs.com (2603:10a6:10:469::9) by AMDPR10MB992292.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:20b:750::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.406.9; Thu, 10 Sep 2026 15:14:30 +0000 Received: from DB1PEPF000509E5.eurprd03.prod.outlook.com (2603:10a6:10:469:cafe::6a) by DUZPR01CA0049.outlook.office365.com (2603:10a6:10:469::9) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.21.406.9 via Frontend Transport; Thu, 10 Sep 2026 15:14:29 +0000 X-MS-Exchange-Authentication-Results: spf=fail (sender IP is 164.130.1.60) smtp.mailfrom=foss.st.com; dkim=none (message not signed) header.d=none;dmarc=fail action=none header.from=foss.st.com; Received-SPF: Fail (protection.outlook.com: domain of foss.st.com does not designate 164.130.1.60 as permitted sender) receiver=protection.outlook.com; client-ip=164.130.1.60; helo=smtpO365.st.com; Received: from smtpO365.st.com (164.130.1.60) by DB1PEPF000509E5.mail.protection.outlook.com (10.167.242.55) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.382.8 via Frontend Transport; Thu, 10 Sep 2026 15:14:29 +0000 Received: from STKDAG1NODE1.st.com (10.75.128.132) by smtpO365.st.com (10.250.44.72) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.43; Thu, 10 Sep 2026 17:19:57 +0200 Received: from localhost (10.48.87.93) by STKDAG1NODE1.st.com (10.75.128.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.43; Thu, 10 Sep 2026 17:14:28 +0200 From: Patrice Chotard Date: Thu, 10 Sep 2026 17:14:26 +0200 Subject: [PATCH 3/5] arm64: dts: st: add TAMP backup register in stm32mp211.dtsi Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-ID: <20260910-upstream_tamp_nvram_dts_part-v1-3-e2bca58a65f4@foss.st.com> References: <20260910-upstream_tamp_nvram_dts_part-v1-0-e2bca58a65f4@foss.st.com> In-Reply-To: <20260910-upstream_tamp_nvram_dts_part-v1-0-e2bca58a65f4@foss.st.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue CC: , , , , Patrice Chotard , =?utf-8?q?Cl=C3=A9ment_Le_Goffic?= X-Mailer: b4 0.16.0 X-ClientProxiedBy: STKCAS1NODE1.st.com (10.75.128.134) To STKDAG1NODE1.st.com (10.75.128.132) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DB1PEPF000509E5:EE_|AMDPR10MB992292:EE_ X-MS-Office365-Filtering-Correlation-Id: b8706383-9bb3-4e02-0e4a-08df0f4e3611 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700016|23010399003|1800799024|376014|82310400026|56012099006|10067099003|11063799006|22082099003|18002099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:164.130.1.60;CTRY:IT;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:smtpO365.st.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700016)(23010399003)(1800799024)(376014)(82310400026)(56012099006)(10067099003)(11063799006)(22082099003)(18002099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 4XVt7N7bCT5OxY/DjS6DzMGVDS6cdzXv96Mb7AWDiEz4txWazdZvUCG6SisOviy5vrSAeCBsRaR84lJR5fZ6+BXiPnKsDTS5e0Wk8uef3BDuji9m4DJHHfsDEAW8lCWkA4Tiz+AW8VJuE+5FPtU7Dd61S6eX/+/WQUp9DYbRIBqTmBs37MEhskYbEUJ0nxmtqRCe98+nklyG4O33v4Yii2Y2OueuMGP579y/iwch2yTpPDyHEUVKrEBIg9REUcKuAseUvX/i2iTUuIM56jQreNvhZDz/vD2LBy4pdmfNEH5cHzijZItULv4GyROZn9VP5pl/kRz1v6P0Mw4tx3fnQo6ojlvDETUoiGSkYFI8Ww0PBl9q1wIti4nGaZFli02/ZqMESsPyGiFKhk2Q+L+Kc8HPNt2A0qrmEdxHipr+8x7TrvbTgvaFJkVvOvTHSbhn X-OriginatorOrg: foss.st.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Sep 2026 15:14:29.7669 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b8706383-9bb3-4e02-0e4a-08df0f4e3611 X-MS-Exchange-CrossTenant-Id: 75e027c9-20d5-47d5-b82f-77d7cd041e8f X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=75e027c9-20d5-47d5-b82f-77d7cd041e8f;Ip=[164.130.1.60];Helo=[smtpO365.st.com] X-MS-Exchange-CrossTenant-AuthSource: DB1PEPF000509E5.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AMDPR10MB992292 TAMP backup registers allow information sharing between different software components/execution levels. They are described individually as nvmem cells. Signed-off-by: Clément Le Goffic Signed-off-by: Patrice Chotard --- arch/arm64/boot/dts/st/stm32mp211.dtsi | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/st/stm32mp211.dtsi b/arch/arm64/boot/dts/st/stm32mp211.dtsi index 4bfd58b26b51..764a9a3d108e 100644 --- a/arch/arm64/boot/dts/st/stm32mp211.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp211.dtsi @@ -133,6 +133,36 @@ syscfg: syscon@44230000 { reg = <0x44230000 0x0 0x10000>; }; + tamp: tamp@46010000 { + compatible = "st,stm32-tamp", "syscon", "simple-mfd"; + #address-cells = <1>; + #size-cells = <2>; + reg = <0x46010000 0x0 0x400>; + ranges; + + nvram: nvram@46010100 { + compatible = "st,stm32mp25-tamp-nvram"; + reg = <0x46010100 0x0 0x200>; + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + boot_mode: tamp-bkp@180 { + reg = <0x180 0x4>; + }; + + rsc_tbl_addr: tamp-bkp@184 { + reg = <0x184 0x4>; + }; + + rsc_tbl_size: tamp-bkp@188 { + reg = <0x188 0x4>; + }; + }; + }; + }; + intc: interrupt-controller@4ac10000 { compatible = "arm,gic-400"; reg = <0x4ac10000 0x0 0x1000>, -- 2.43.0