From nobody Sun Feb 8 05:41:20 2026 Received: from PH8PR06CU001.outbound.protection.outlook.com (mail-westus3azon11012051.outbound.protection.outlook.com [40.107.209.51]) (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 22D5A2EA723; Mon, 3 Nov 2025 09:27:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.209.51 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762162025; cv=fail; b=fYjaGe393rkPN8xT2yIRDIoz7p8lC6QvL6QDyL2s0RmDPDjv+vY4qXzSNB3zXdhiCGcm3LJf231dDJdPHSobfjwNXDjWDNe9pOI9LxgsHje+caYbQTeKYzrmuqg7OHwbX4h8hXiBr730ylC5+TnuACnTwO4dUfuhszf9axZ9v/w= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762162025; c=relaxed/simple; bh=IU/zrRNm5bjszk2e+QG3xg7nTjEYTQTr7SmR3+hEqXA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=KoU8DqKe98nZHygqJz5WHausYITcdJTd88Jbzm/tcuAwVH4LU5Ia4vt/A4AwVGQg00lzfJFnJKCEDjNN334xay/tPbYhB8n7jB+XdgD5d16kpZ0CLXEpxhcmkaBF505A5yOWGea4VBDbhcBbI6J3OYnvvhRnZ1r02jY0QREl3w8= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=altera.com; spf=pass smtp.mailfrom=altera.com; dkim=pass (2048-bit key) header.d=altera.com header.i=@altera.com header.b=pQsPI0xv; arc=fail smtp.client-ip=40.107.209.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=altera.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=altera.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=altera.com header.i=@altera.com header.b="pQsPI0xv" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=RT7qbskYGPLA6l4Whz7ggzuaRUhk+JlPKbWSGWJ3eIHtzOYso3GT4/nfKIp25WCHvHcJOrvXCOSVKWSnNR+D+5lFaJqTUa2JgjA+mC3i37J91cbTTwSRpk2R3ddT0UggzVfw1PQQsF51TwcswtnhwFl1v4dSOwRTb+sxpECndod+jt4JghHrxxbq1VL8PePBTJy8wVsQzzuxJFZo8maCDUHxopeJJ1BkWPAiB7nMbeUf1dcdjngiWgSXZ4UNYdqWMKhBa7sYWM85UdBxjHLVMsCS6mbLRPAx30fdrN0yaIcIlp+aP/rqlH+niNy0eIvXVvp5gndkGfvm7dV3pB81PQ== 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=ukWl9JWXL3JdBvct6OgDQH9cv4oC+ooiBUqWCWVfJec=; b=MIqSmZ5YaTWvxVfoU+hchq2cwXtlH6+L2uU5Cnl3RRBZGlamT7i11OHPQabE/bwdT5e29n1qI1/OLuMInyh6wXiFksgrA6mLSJYItlLSGX3MQQOetKz6FgRAvtsTnuHrI0ge6VcxfNTAz+17wK94sbggCdCGh6AiIZqlATAaHj3Fr+yACPfCwjI1Kp0AL5+egcD29TwRJCIKif1tnu32Nzfwm3sM5K91qO07E6appJ18goPFUKSu8FVk1gYYFYHZo2OTz+dD77lyRGlueOrMqfTuxP9mZysKSD9S4FPeI3QB0zcMZLrylS/Er+QiFLkKPKiCC4My/bqnlCR1tlCwYw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=altera.com; dmarc=pass action=none header.from=altera.com; dkim=pass header.d=altera.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=altera.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=ukWl9JWXL3JdBvct6OgDQH9cv4oC+ooiBUqWCWVfJec=; b=pQsPI0xvUys62C/Mj/7ASR1XdQ1NENzdx/wMsbhdxS63JG51XWnbMbHTgspRd1VZRw2e8uozsSNY7ecAyrb02AA73qw94K4y2nHVxX9wVsDI1XE4Yd8VSPvmUOsCOMwWIXoQ96HorsPiS84PZ61MXI2DFgBeDvv/KENi8cm/v5EfBN2Cr3xK5P3eXpeOKZ0nH/HqLw2T2ZXljwJFy9UFpWwQW0/dd16f5gtbmMIEkCCafIl+U9YO1neYOCBfN/3vI16WB6kk27ZGyT5WFx2OAOhVkPuw411eXoB9dMrtkn/pBz7M6xJBW6QPwzQt8toUKYkdgoCnSqtjLLh+49xjlw== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=altera.com; Received: from DM8PR03MB6230.namprd03.prod.outlook.com (2603:10b6:8:3c::13) by DS0PR03MB7252.namprd03.prod.outlook.com (2603:10b6:8:117::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9275.16; Mon, 3 Nov 2025 09:27:02 +0000 Received: from DM8PR03MB6230.namprd03.prod.outlook.com ([fe80::abad:9d80:7a13:9542]) by DM8PR03MB6230.namprd03.prod.outlook.com ([fe80::abad:9d80:7a13:9542%3]) with mapi id 15.20.9275.013; Mon, 3 Nov 2025 09:27:02 +0000 From: adrianhoyin.ng@altera.com To: alexandre.belloni@bootlin.com, Frank.Li@nxp.com, wsa+renesas@sang-engineering.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, dinguyen@kernel.org, linux-i3c@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: adrianhoyin.ng@altera.com, Krzysztof Kozlowski Subject: [PATCH v4 1/3] dt-bindings: i3c: snps: Add Altera SoCFPGA compatible Date: Mon, 3 Nov 2025 17:24:26 +0800 Message-ID: <4ef059b129e9457eaadcfa6b996b9b6b000c7dba.1762161408.git.adrianhoyin.ng@altera.com> X-Mailer: git-send-email 2.49.GIT In-Reply-To: References: Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: KU2P306CA0002.MYSP306.PROD.OUTLOOK.COM (2603:1096:d10:14::9) To DM8PR03MB6230.namprd03.prod.outlook.com (2603:10b6:8:3c::13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM8PR03MB6230:EE_|DS0PR03MB7252:EE_ X-MS-Office365-Filtering-Correlation-Id: cc63ebf2-51f7-4b2f-9fd1-08de1abb2555 X-MS-Exchange-AtpMessageProperties: SA X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|376014|7416014|921020; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?tFe+qTazj4uYcn4oCu2uhHX6rR3ix01bookFebDGyvVY7I2T9gu2SVnCIc9W?= =?us-ascii?Q?CdCAuFvGioMHZjgA1YHVeYpLtNgcz8zUowR0dmEfdPPg2e52A2NLikKCM0qp?= =?us-ascii?Q?HjwQ+nP0XAcKGrRuIhcnHIHOEvYalTSAkoxxSZtjNcSESKGdJG968pf+HYSM?= =?us-ascii?Q?oC5dFaihxr9xLo6TaSkva+wrmAQxGwLFt0KxGtQPK24XXPuH1qpr6/K/vOIp?= =?us-ascii?Q?0HLCv2w/ZdtTYoHCLZK0bHekvR3Co5pXB1+hyPMrVHmT0XFfu7ZEh7M/s0Fd?= =?us-ascii?Q?jNnGzGdlFT3H06XyajhzD/wuRnh3ZIR24/EMlHqA94hbcFPf9V/WPFoMot4O?= =?us-ascii?Q?8JXuptR2KBMc3JCtcR4/JYvdPsI3sSh7MlAV7ZRogIi8hJkJM7u2UWIzgAn5?= =?us-ascii?Q?ozD3+KDFnCTzc3QSqWVCcg6LNMV+ffzI+DbmVHtCopm+U7eROKXSGGHrHFxY?= =?us-ascii?Q?9sHQDl8Q4l2hQKhBq5moleY+fqNp6W1xa3ziXgD95Qsqz+YSeZOFCdxSLDRC?= =?us-ascii?Q?UzBda2SGRoKsq1RUJEH84yQ6fJXV1OZeSoWRdHprBVYXE/SeNRGf8hrNFZ8Q?= =?us-ascii?Q?ailQH+38P3Oq2EkVuUyLMiWfeH+mM2hulUTRXrgTEBAJEpUynT5aYaZvIIkA?= =?us-ascii?Q?BqITCsu6TGlMWCEThtNzGQP42uvcLBMgxTgNi24wnr5TEZUny08ZGzU0EOiu?= =?us-ascii?Q?VRiKjIBFBUdlet7STeJWBKzUbzfivv23YW7HvrFqWm2xrPR8QufStAHrjRuy?= =?us-ascii?Q?xvSeeR8kl7Pw6lpXKNsa7dojSgIjl6u5lnbe5cp0c97i331R9HRMc5f2cdYv?= =?us-ascii?Q?FlpWY04Phzh+BERD44IzGfI7Idicc1GtCd56fmNoeGipvWRUcsRt/ajMBzry?= =?us-ascii?Q?CpaaV9QLcrB2MkMIG6twMq3Wgd1lOAS208GRwAhrhrTU1z60aLfpWXQl8MrZ?= =?us-ascii?Q?tN8w1ku2oshKQb00SV9zuTSs33VaNYGwMC5AMHBSLVqiMaeLQbJYu8zeYS22?= =?us-ascii?Q?u4jYBxPW2OsRijlye2zSSnvXIKYMR84w+rJjPV1Ag8Hrj43MoWKST0Bc5QuO?= =?us-ascii?Q?YRhKH+nBcYvN/QufzvIcGCrC6Ufd0veuvOb6ehPUJNDbdNH3DXc3jVJLpHyE?= =?us-ascii?Q?ada0t+dtIcDC2pu/caO3viiyHtVY+gE0qdGEnmYogXVX5vAJjQFphPDVkRNn?= =?us-ascii?Q?I3qrlDS/JOV/0AyhqFIZyFEHFk4CRG+Gcl2bJxCWF03lV0iCvFzJB4qFMcJK?= =?us-ascii?Q?oOmbNcbfkZBKpNupCsZ5DmTgENbIiQrDXjRJDDer2KOYJEcuTHUIXE7N5FQN?= =?us-ascii?Q?RzIqyYc3e/vfZn48wH/6NwNA3CsGLA+tjff/vPBZm9wwEwLkboahIc4EqULm?= =?us-ascii?Q?qTbo/z3g1KRtzbsU1MFdiYC0oO2WCkHNLidLvJ0Py/t6nvwp2GTpdMwz4S62?= =?us-ascii?Q?TreTgp4w9rMX6JsPg0b/u1AfMeHaT3xQpWLwKlSgdg5tF87lUxJBnaneSQWc?= =?us-ascii?Q?PzW72MFUGzhmXZ0=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM8PR03MB6230.namprd03.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(1800799024)(376014)(7416014)(921020);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?IsVJI/ZDhBvNYfF+YKmLuM3ca3BlDafqGRKxkjPic0XkMbSaJhEoZ2M67KOu?= =?us-ascii?Q?vzQsk3vokLRufAjznCOGw/tdKjQf5uy2kUfhEMpoBXh5GO/feUbsWULBEFcu?= =?us-ascii?Q?mv5nqJ6oMuBDnaIpUev41QTgVcyoqut9pekwsSZhHH2YV75ZiBMheOhEFEV9?= =?us-ascii?Q?WhvONjUNc9YA0k9iQtXKKxy8zlxKhLhWXFOx/G5MzZy8AUoen1cDkyOBNxW6?= =?us-ascii?Q?3hSQxvWUpsGsym9nLm+gcSwk81gZr22lHD/p0jUOjNR9j9V4IgzK/S+JmU8l?= =?us-ascii?Q?Cthmd6pXscuzCW1S7L7qtNxoYUzPvXn0TqVhcq3Yl8sUeGsknh/KPZWLgc2c?= =?us-ascii?Q?52jl9x8va34wTVa33C4oZP5G4+eF0+N+9G70AqjI+LuvGjBpGe5nBdp+2xQX?= =?us-ascii?Q?s9pC6lDwxkg45utQ+LajpEX01OaiHWVs/oho6JO70nkTGtEj5zhNym5u/5hq?= =?us-ascii?Q?OYvH5cmldpUPGLXNV83mrIdZA+OHcGxjrNOAvtO19NMYWodfzRyXxx3G5VBy?= =?us-ascii?Q?CKips3gjCXRNoG3gI51mkHy+JTM1PqQbO82Bp00Ka5a9J7xcO8n8b1j918Gq?= =?us-ascii?Q?wO4/u5RecGJ4EPKYhuJvawhFlv3mWiQVHpzMgTTkpa6mqTOcx6PcSVLI981A?= =?us-ascii?Q?ia5CV5hmEUJx/9B8pq3fqujYrJLU1au+bpMPy65U39YvdGf76/cSSayZQPcW?= =?us-ascii?Q?rbCN83XZI3vqUgL9xlNw12jTSKBkvC76za8xt/JiSBb0LEeWcSy7B8OQH0/Z?= =?us-ascii?Q?u/rWDlGdP57EPNzd2/H50tkjtBm+F1KouYBzPL0S0V5+qGNKo/0AgbBDQoJf?= =?us-ascii?Q?E/rglXecsOMhPari1YnNWb2ddM+v9uN9lqWXatY3gSsVDAotglwF6CX+VVAp?= =?us-ascii?Q?ybLmqBQteZ8coFkO5Dnz/HcO6ahD0d4TZHcov7suQtq1YiPXvxXl+R5QfMap?= =?us-ascii?Q?MT5yx6b77NC6l7jsznq8DQ6Z6TuwaIEDjrrLf99dSZnDjEr2+XKoPfCSBznA?= =?us-ascii?Q?sTZupsAA8tFw+KOrCkR6Cp81FTZuB6dkDiOJpPKpwTTRmmWfQYCuf8ZUq3dK?= =?us-ascii?Q?08LeQdGjkav4kWhiuGKkGJ0uEk6nya1Xt+yoULLGhhOFWb1VV5U2Io6Vd2QO?= =?us-ascii?Q?t1ubmCO/veAMlLBGOWyRQnkBQ+987ruIaV0y5Tn5h6mPUatzLnShh4J9Rpgg?= =?us-ascii?Q?/w4SMUlZHiSlL7rM5M1a+IoXXmuKubplcY5bDbYbQUIfWL9CoxBt44uZC35b?= =?us-ascii?Q?g4QXKo1ooh8pTHcwdwSYZhyv3AOgdRURG5aqZevrXS2PYF/vBGrqadIf6lqT?= =?us-ascii?Q?wTCK6Gosr/ODjkyvyfP6KeI5hV/X7GQfpp813c9UWevp0StxBRULRVw4vlea?= =?us-ascii?Q?jSnrjl74QJNj/hFaZg70qox5oyp9PI2uENI7e905IQ8v2GZBAil2TmBQWGQD?= =?us-ascii?Q?wNZ+ZUMSGe+xx9a61tq24Lmb1/DXl6ZXpYILQoNzUBMWcILSTpKB+LQ4Wz9L?= =?us-ascii?Q?EPN/UfOEH0Aw+d6aDp2nvs9Ll/EnB8OKq3nBZ26WczhigHM6yGy9zz3H03P+?= =?us-ascii?Q?rzO0yZUURVEfympqOfAGpvnpx/KheU+EXpk+zzd0iJ5VlMMivBRXQMnLgydC?= =?us-ascii?Q?7A=3D=3D?= X-OriginatorOrg: altera.com X-MS-Exchange-CrossTenant-Network-Message-Id: cc63ebf2-51f7-4b2f-9fd1-08de1abb2555 X-MS-Exchange-CrossTenant-AuthSource: DM8PR03MB6230.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Nov 2025 09:27:02.4407 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: fbd72e03-d4a5-4110-adce-614d51f2077a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 64a1VUQgFNV/udBIuzSJAIt92EWjBmd4UwXUi5sIwBA5AnTeDCk5sxYnQY3pz8ZL5IbSdCsoE1LrOKHrivFvbLn3yWRyEidIPF2nmPXQUDg= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR03MB7252 Content-Type: text/plain; charset="utf-8" From: Adrian Ng Ho Yin Add the "altr,agilex5-dw-i3c-master" compatible string to the Synopsys DesignWare I3C master binding. This allow Agilex5 to use the generic DW I3C master controller while applying any required platform-specific quirks. Signed-off-by: Adrian Ng Ho Yin Reviewed-by: Krzysztof Kozlowski Reviewed-by: Frank Li --- .../devicetree/bindings/i3c/snps,dw-i3c-master.yaml | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.yaml = b/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.yaml index 5f6467375811..e803457d3f55 100644 --- a/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.yaml +++ b/Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.yaml @@ -14,7 +14,11 @@ allOf: =20 properties: compatible: - const: snps,dw-i3c-master-1.00a + oneOf: + - const: snps,dw-i3c-master-1.00a + - items: + - const: altr,agilex5-dw-i3c-master + - const: snps,dw-i3c-master-1.00a =20 reg: maxItems: 1 --=20 2.49.GIT From nobody Sun Feb 8 05:41:20 2026 Received: from CO1PR03CU002.outbound.protection.outlook.com (mail-westus2azon11010037.outbound.protection.outlook.com [52.101.46.37]) (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 C422F2EB857; Mon, 3 Nov 2025 09:27:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.46.37 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762162029; cv=fail; b=nk1S3QjsRrTBqULPH/jlB202D9B0U/YlMH6b+TcoxCos9UYbnLyRe/4cPQZ0ToHEyyb4OyW8e1sm22uRz473Eyz/iVtqJXebpkRKgWK7BYdlxWQa/nQjoN/n9Y/jsuyrJbhz1coGf2z+JdOp6ohOubgu2fyiGWzJkOF/TFJk/Dw= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762162029; c=relaxed/simple; bh=0Q+kUd+s88o3dpaTecFnveH/kIX9/Bdguwi1c2/165o=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=VbDIaxhKzWlR2TIXgXu6PGWZM2BnQRiXN7U6XFlnShnHGS49dD/LnAR3KStRQttyHZu5La/PuTQDpCe2qR7f7wY7FG1byDYISRwRsnRVFoDxv/4XJ3vBwvzKoyG64Mb4WGIQW7zJ8OQNVOjw4kZUYiTGPRqQiLqUIzz86Vb5DQE= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=altera.com; spf=pass smtp.mailfrom=altera.com; dkim=pass (2048-bit key) header.d=altera.com header.i=@altera.com header.b=OtMRd5sO; arc=fail smtp.client-ip=52.101.46.37 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=altera.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=altera.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=altera.com header.i=@altera.com header.b="OtMRd5sO" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=ag3yw7md/HXGALykAQHji2/UghCac0KEi5TdmGzpyQ8Uj9bl+0XKZE2Or4noVC2lut8kKXjIa6gVXHeVuJu4lvxX6HSUzLHD7MpBG0x7q3vpgFRdqZa/bFilrSw9S3ohjg/n4QbmIfZOdF/q3V/6NO3XT2YuV4Txjw41MYgqrco63HRAtynFSRTEEi4KQjk+oBrdat2X7CnkaaXfrklBvML8DQ+rxcH61hs3yik4u4QowaejjW5VLe2S2ipGGs9BoDTTZS96YOgD4DRE3m5gztnzkQds7J8DS9WJBYGbB1XyyQOYcy+jbNSLIkqPcjf+Nl0+zTuLWWJxkLYkGgAMUg== 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=dPK7I2LT5n0ok0gTQxFoVcsOJ32jCSrYKBelLufnswk=; b=wDS//k7RoXh+lFp20wAkJiFRGW+MlynvNEqP0GrqrvIQye81EnKLt0My/IyQgNeTixxBxdHXQcmmcAAQi/5dx0XVYuFurpzXGM1LuPuTcxzYloiRXLSgmUS624/3QT7cdKDsnDkgCPq40ffXioqdmthJeq0EzHBuU8PVVb0kUOOhtcp+YEF5cZ17GOxbJsfxSPnHRTzO2rig1yh3QAFJobbC9QtF2ulM0bmhaymZCoi1x35j8R2sJTTVvanw6SA34nVHpQ1bRk9GobjHzDHwbM7y9U5gPEzIz7Q2Dj1oKfiV2XAaNHLY+qOvoWFwP1v27zEQh6pFMQ1p1Tg9nb3udQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=altera.com; dmarc=pass action=none header.from=altera.com; dkim=pass header.d=altera.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=altera.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=dPK7I2LT5n0ok0gTQxFoVcsOJ32jCSrYKBelLufnswk=; b=OtMRd5sO8BoxQWgkOaU90CMPxre6EkwP/YYMI8zEMhxQ/7tM6RqzWtmLajx152GiROJ4NRQndNbcy7RYGWmGnS1cAxCsOTIiTvrTua2a+Ytuhh4HuyBfgfMdXGzqXjc2jV1wTB6MqdKkMi9BGOwfUdNofuIHyY2ECTyRQslfPxT+ul7I8qY9haNTQOf4nsheiYTljtDXmtPqajtnsNA+eQAvexkXlUx/E9exRGW9NQYPAt8vF6eqXu5wyYfzObIjA31auawoI3HAuYMZEe+mujvJOSiHHLziU9g0nYKemJM8J54EXZWvHM9hCRUE0i4ejAN4z93KfAQLfQKHHwU1ww== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=altera.com; Received: from DM8PR03MB6230.namprd03.prod.outlook.com (2603:10b6:8:3c::13) by DS0PR03MB7252.namprd03.prod.outlook.com (2603:10b6:8:117::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9275.16; Mon, 3 Nov 2025 09:27:06 +0000 Received: from DM8PR03MB6230.namprd03.prod.outlook.com ([fe80::abad:9d80:7a13:9542]) by DM8PR03MB6230.namprd03.prod.outlook.com ([fe80::abad:9d80:7a13:9542%3]) with mapi id 15.20.9275.013; Mon, 3 Nov 2025 09:27:06 +0000 From: adrianhoyin.ng@altera.com To: alexandre.belloni@bootlin.com, Frank.Li@nxp.com, wsa+renesas@sang-engineering.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, dinguyen@kernel.org, linux-i3c@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: adrianhoyin.ng@altera.com Subject: [PATCH v4 2/3] arm64: dts: intel: agilex5: Add Altera compatible for I3C controllers Date: Mon, 3 Nov 2025 17:24:27 +0800 Message-ID: X-Mailer: git-send-email 2.49.GIT In-Reply-To: References: Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: KU2P306CA0002.MYSP306.PROD.OUTLOOK.COM (2603:1096:d10:14::9) To DM8PR03MB6230.namprd03.prod.outlook.com (2603:10b6:8:3c::13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM8PR03MB6230:EE_|DS0PR03MB7252:EE_ X-MS-Office365-Filtering-Correlation-Id: 3c997adf-640d-4624-e7b6-08de1abb2778 X-MS-Exchange-AtpMessageProperties: SA X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|376014|7416014|921020; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?UJUT7ZIArtdD/PO7VdI3Z4F2HQF16CBm+fvEJFeYs01BttP3dU3sjt3rTzDF?= =?us-ascii?Q?SmmLLljtsPNX6KpXHR/v+85xwJ2rOZJWAaYSj5RCL3Wv1oNaoyJxTjcm5z+5?= =?us-ascii?Q?psJE208mla4Wy+gokm0NhMLLxqb4kFdNu7kBFjDmef95sm+in0p4msqKMCPN?= =?us-ascii?Q?BOLVxsNuFSWCXt/2xKzOqoEtfiwAK6HhtFWqICJ96HaS3qdarE9p1rmtDDj+?= =?us-ascii?Q?EOW3FYtwNyiW34e4ERHQcZrRlE647KI8CYQwYs02sxO/w08KKiEYsT3j7iOp?= =?us-ascii?Q?PXMWIq/mNepDDsHxnhYQOuhtOQcHzI/sr6KWUimSFzYq5zOVHAvQDSiaXE2V?= =?us-ascii?Q?OhZ6HgjmAi+M6RzHHkSw9E0Xejd7/t5bSPBBlDEiy0XwvoR+FrDhGa5HY0kH?= =?us-ascii?Q?ao8NUYL0HdIao54vnQrTD3CvvELpFbc1fD5NAZr4AwmV9JUi17CHmo5rQH6E?= =?us-ascii?Q?2Oym3KsjteGWbsMINrTY4ewpziAGu3E/C26H37A3hJSymzRzF6yITOabBzNP?= =?us-ascii?Q?s+vz7RNAOYmCj+tV7qmjD3Z5zkqygUC4WeNBeGuTABjlPvwUJmBIISmBIUkD?= =?us-ascii?Q?3d4Xspptm51IRABesqy0w0h3OeEDtGXUfS62vVZ/lTD60txfeMF/+QCVp/ov?= =?us-ascii?Q?k2oGPFW1x0kWagS5S5MXcL8ksnZxIVxbfUHAilLftowXSPb5l+wZRQ3QT4uP?= =?us-ascii?Q?WW3TzEswrPINmQFJfMPJvGjS8TiDsUVIkbulIeEmRkTZ7sE+1Dkdl3pFRW3F?= =?us-ascii?Q?229iwoLTNWSffDtSSpr1gM0A6UJbQDFi9evT9iNZz0ETV9oLwJHYGPGiTi1n?= =?us-ascii?Q?EBAcwIWewkpeouYtTVH52kH+tMP52ZsDfD9EN/ZdYnGx9osgnzAmXebIOi5u?= =?us-ascii?Q?DZzAX8iMDzf4Wqh1sbHe1s1Tf3gu3gfTrVyaBcV+uEA3woJNM8mIj/Iq3kvu?= =?us-ascii?Q?zpB3T3X0myG+bJgcVU1Trvq7gn9KhEbCry3wE579haDKygzhBEo2gAzw8qSg?= =?us-ascii?Q?EUbZ+c8blZ3JE2u74HUgZCCN8MGSVrB1jZDduxPuuNh1e2V9UJUNmCZQRkQB?= =?us-ascii?Q?/rFBvVtXJ+YX3P9DIAxrK5xFS137UR9XAZBd6Eub8u8wMP66eamy77rhBs44?= =?us-ascii?Q?y1hYZwDxBxJO13w9vSG/4pnOr+AqQyqA58KCkjayat5e3fc8zBXkByc3X5Hg?= =?us-ascii?Q?AOTz1SS51OvfAzqnIahIu+EzUYR9gak2pLYRO6amUybbGjsJ6bAuO0hSmwHr?= =?us-ascii?Q?+rUSA/lp9gAEIocFyXj3gHGVqhaZq7/cWYtLw1tpU0C8TKvtr8cyResmXFck?= =?us-ascii?Q?yrEMi6CRKxy/sUs0IoS0cso9vZ+RthnPd6yVG43N1+WmpULHEqqd49hjHiEA?= =?us-ascii?Q?fDs+TWA+rAkf0SY19gJoclrS1LEIIAuXcBmlDnlB2E94zDKFWawNSO8oEsPK?= =?us-ascii?Q?iB6+fbHnfBShEx0TMSKV1/TEyZKkJ4BNPrLeoxgiK6PPMMfI3Jznzv/+YFYQ?= =?us-ascii?Q?wq2EYOUm6K/c6J8=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM8PR03MB6230.namprd03.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(1800799024)(376014)(7416014)(921020);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?Xu70pi6/0KUiWbPYL+ynbZSCwuIBhFT/Yr20AbiQ/DWZs5c7a8kXuaidY0Hd?= =?us-ascii?Q?fIqbKVSqMBk3FI34F+9OW80JQTHCCLZkb2PGhkD5MAqndhVwLwIjMS2Whstf?= =?us-ascii?Q?bMu/yTMjfN3yyg7myowYIXEaX3Eheh94qFLfuBqgLv9eHDHoNfufVk0xOhOX?= =?us-ascii?Q?SGJGU0YuAZn29Gmjrn8BFAPud0LOhAJA2Z9YRPfRG73u2QVbm2K8NKommP3B?= =?us-ascii?Q?hI8brGE/qB6MxdAWZAu7dCYCdy102XQNj+4RCuWS8C0VgyP12d0a2Jxb4wQc?= =?us-ascii?Q?vDBoVcMGLN08Atb8+I9c/idSEJzZhhLEhn/TQ0oxY5iTCqIuQ2OBGItIAyeg?= =?us-ascii?Q?/RMEnkmtfaEvWcMXzFvsoX4jwRMH38FIBXWn5FUD7BcFdjcI4NxNL6pxsjHA?= =?us-ascii?Q?9wuk1Iko38QDGAV/mHRJAZK6FMzc4xTo2i33N9E6dgICG0s7rwZRmSK6tA8c?= =?us-ascii?Q?I+3G0SgEmIyuE8G7wrgPwECu3GayIGMKQ1TiqvnH+cU9NM+4Grm+3jHYncqD?= =?us-ascii?Q?h69JR7sh1WlJ0UYMTLzhRjUlGrosRXYVuM5HVUanSg44OaUmVSa6kYvhI7kX?= =?us-ascii?Q?VZq8Qk3dhkku4f5ueV1K4FbHAEXBVbicRYON+mAwaexoiYYscz2+71EDhOkX?= =?us-ascii?Q?aEyHgwa1CQS++SQfSaZmRsXp+cgBmFvb6ZdEhOscizcTQPJZGVD/rtnRJCV/?= =?us-ascii?Q?uQVrgJvoKcKtRDn4nOCmk5ySmpn0TWGshJXCi6CHB9V3rxs+EMS/GPhKs5D8?= =?us-ascii?Q?mhOW596jLYGEJPfdxMGedEYQzoDa8WOEzuQSB3OBao1JQ3Ll7ljEAjLr8xPT?= =?us-ascii?Q?4L0MLed129f03Fh3JfB3ZR8tIwL967kTkHg7VMLzs+W4Y5v0nONEZZMaZbNm?= =?us-ascii?Q?ONw8j9z7EpWPT/y5CqMTmq7tlMAgHgBIPTo5BiOeetFOD/ZH7i/eR6LmhVFO?= =?us-ascii?Q?7MK1RqHyhyMxzRd+JgR7wfxGHy67NEViyjERXfz0k0jX/cAgx8blkNVHYUSr?= =?us-ascii?Q?hihxvJV3nBu+WgBMOnYwg9oUz528vssyNFJspl0EoTpZAIvmFAR3ZqFXjfw/?= =?us-ascii?Q?Gekx37M6aDdJKe7bKkINPUwUOUbn0LBdez0FOe025Z9fymmGtjbVWrD3MW0Z?= =?us-ascii?Q?iQqsHZhAbNGmnXyIhPr7vVW6+REfD8vsrFLHNdyi0cCCAInO2n1HS00wVFc+?= =?us-ascii?Q?DEnuINuwV/vaEmZMXFf2MrzvRyxSbfVkrYQp9kWdFztXLdiaYsoYPSrnL/Uk?= =?us-ascii?Q?NxqxE0VpSV70brFINY/eke53PBSTydo8QEF461a6jDw2Qe3XP1KZ4dPm6mqG?= =?us-ascii?Q?Vfbx5EpblH7ySWkQegHbU6LFGhdhZY5jttGun/cm+NgbbY7TkYwAv3m0LBym?= =?us-ascii?Q?XuubPF1Koe41idyxT/0oDN2xABO27WWxz2f1uZdxKBgfioi+MJFSa2yzGeY5?= =?us-ascii?Q?7jsZ5GCOZP4mjKoxEhQ7fTl7McuzwfIs1jD1eH9ecfSKTtHZ3bJ3DR55LM/3?= =?us-ascii?Q?/0Oe/ucKdORlzutmM3Dd+EsVhxD4kdeEZ42BYkaBH/XbxuauDv5ryChHbY+g?= =?us-ascii?Q?xSoeZNRa8UzYAskC65igilVI61G/tJbCp/Tx9Gp8A5OwCwq8/eTyCX+01RxR?= =?us-ascii?Q?eg=3D=3D?= X-OriginatorOrg: altera.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3c997adf-640d-4624-e7b6-08de1abb2778 X-MS-Exchange-CrossTenant-AuthSource: DM8PR03MB6230.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Nov 2025 09:27:06.0258 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: fbd72e03-d4a5-4110-adce-614d51f2077a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: y2gWZZZiAeS3nurPOuBzwkFZAAZsgQdXvGwRtxrZ5moZhF+1cuu7cQgUsfkWkGLLKvkpMy5LIW+RZQ5xobB6uGK88H0jUDv36q8ZeTy2bKw= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR03MB7252 Content-Type: text/plain; charset="utf-8" From: Adrian Ng Ho Yin Add the "altr,agilex5-dw-i3c-master" compatible string to the I3C controller nodes on the Agilex5 SoCFPGA platform. Signed-off-by: Adrian Ng Ho Yin --- arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi b/arch/arm64/bo= ot/dts/intel/socfpga_agilex5.dtsi index 04e99cd7e74b..5c8ad5e9b248 100644 --- a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi +++ b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi @@ -203,7 +203,8 @@ i2c4: i2c@10c02c00 { }; =20 i3c0: i3c@10da0000 { - compatible =3D "snps,dw-i3c-master-1.00a"; + compatible =3D "altr,agilex5-dw-i3c-master", + "snps,dw-i3c-master-1.00a"; reg =3D <0x10da0000 0x1000>; #address-cells =3D <3>; #size-cells =3D <0>; @@ -213,7 +214,8 @@ i3c0: i3c@10da0000 { }; =20 i3c1: i3c@10da1000 { - compatible =3D "snps,dw-i3c-master-1.00a"; + compatible =3D "altr,agilex5-dw-i3c-master", + "snps,dw-i3c-master-1.00a"; reg =3D <0x10da1000 0x1000>; #address-cells =3D <3>; #size-cells =3D <0>; --=20 2.49.GIT From nobody Sun Feb 8 05:41:20 2026 Received: from MW6PR02CU001.outbound.protection.outlook.com (mail-westus2azon11012038.outbound.protection.outlook.com [52.101.48.38]) (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 214192EA723; Mon, 3 Nov 2025 09:27:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.48.38 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762162032; cv=fail; b=XWDQ11NxuBCPEEX/Hap7wlHCH9q/BVVU+PVFHIcJHVSwepXB/nze3n2ARvWRauQQAJYhCo1dykSykrLjSA54Mqw1JtPFopbBG+S8fssju9wxm4l72WWKuGnjDVdkmVWGJmxKp2GXpEkSbcHGX2pnZDLrteprDMU19Y5SvLPmb2M= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762162032; c=relaxed/simple; bh=1XnlZh1OHtxLEks1cFOBmnvs0Bv4ExetSb0Ui9h2Tc8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=FrMaCj69bq4oPH/B4P8sZjw6PCKQPFJy1doRUyy7Mb34f2/Vt+prHIwF63gEKGjaXVLy2q+ReyABvlbXjOh4PTCvQsZkiksXkhUBJmMgKv7jfsjVMec5afiRUQfT6CGenh3VOzbz7ifuQmz00M5Bg6pWXybwhxP1ONtZjd7M0wU= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=altera.com; spf=pass smtp.mailfrom=altera.com; dkim=pass (2048-bit key) header.d=altera.com header.i=@altera.com header.b=EBexaIWS; arc=fail smtp.client-ip=52.101.48.38 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=altera.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=altera.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=altera.com header.i=@altera.com header.b="EBexaIWS" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=xpVqrR4cKv0qYAFveyyzX8IuJ+luvKtWfNNXt9HzBEYvLy3Wsm1lRGsTOl9e74vawLOL8FGDcCO3R025o8pCz+RyrsQIgqk4qaVxWTwk32eMMjnaFtgmkicBXOSxXmC4/TAJB1tu+OLKgRJGZgt060TvEHMhOVB45jyfVLdpSew1gB+fSR4XWxbiGY5J4KN9iZf1h/VHQmqv2E2WXe5nij7ux+rfK4jvTcdkJGQBJGagIiB3ipNmUFwVS5Lwdq7eq8oxpQQkRGRgIvus1wXOht9K/I30qU24mHm0nkR7P6Sn6YlWMitHmsJiTGivZNJz0nKK6oOfWYkJfbimqE6FOQ== 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=6LP4hE3Yn8QWjlS5STirkrNINJolR93M3hgcypy4q1U=; b=Rsp7bJ/Zs/WZx+Pj8hTi5HvIQhX6uYI3jONjeqq1+WOyQk1nISnUsDZWXpvr1BBS5TPklOVRMU27CI0kS2ow2vTGWRzP79ICEoxXDxdL0UX01biRjPYgf7yA5md/kG9WhE7vMoKUAw2Qo/CxrWbmcwa/cau+0u+LoL/BGfOYRA8k1SGnA3WovITANA3N2NFX8I/6OmOMV8Ps6WyeYvIxYQV2jo/BUgq8EZuddMm3tyKbi4R52rUq3PlaVNs79kQ15LH+riKOikFWxyAQyYSCCExdZDPvAdBdTcmiVrKjHoDe660zJKtJ0mu4T0Vjwv2tSCLc4bnYQd2KsHWhEAtx7g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=altera.com; dmarc=pass action=none header.from=altera.com; dkim=pass header.d=altera.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=altera.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=6LP4hE3Yn8QWjlS5STirkrNINJolR93M3hgcypy4q1U=; b=EBexaIWSrvqwJCVV9r5CNg/2d9uziskn2VJpY2nmBXyEEbLs49FSmSFauukWuAgvKEDgY71DPOv4KkUPR/cNNWc9Iym8RO/z4IZ5CNmFlHYP7J+lDBZjl3fujK98GKTubQBgLvKOVKY1FQp1KvhO6bjNGyzyYLiSk3oMlZblpDIXZ9BBT5CTA9xcNEwLwMvmk0MIP6Jz48HMv1H1hV37d2KLGn8XLtiddC1CDd4Yz9vcogD2RhfZcaMr2cmx/nmAFLYkJXKBEZNTxHNICZDAIT9W3NGoiihrOq1oYKpscv7AsQIvrmleZbnxKfYa4G3KPZDnBaB26xONEwD9wOJM5A== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=altera.com; Received: from DM8PR03MB6230.namprd03.prod.outlook.com (2603:10b6:8:3c::13) by DS0PR03MB7252.namprd03.prod.outlook.com (2603:10b6:8:117::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9275.16; Mon, 3 Nov 2025 09:27:09 +0000 Received: from DM8PR03MB6230.namprd03.prod.outlook.com ([fe80::abad:9d80:7a13:9542]) by DM8PR03MB6230.namprd03.prod.outlook.com ([fe80::abad:9d80:7a13:9542%3]) with mapi id 15.20.9275.013; Mon, 3 Nov 2025 09:27:09 +0000 From: adrianhoyin.ng@altera.com To: alexandre.belloni@bootlin.com, Frank.Li@nxp.com, wsa+renesas@sang-engineering.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, dinguyen@kernel.org, linux-i3c@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: adrianhoyin.ng@altera.com Subject: [PATCH v4 3/3] i3c: dw: Add runtime PM disable quirk for Altera Agilex5 Date: Mon, 3 Nov 2025 17:24:28 +0800 Message-ID: X-Mailer: git-send-email 2.49.GIT In-Reply-To: References: Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: KU2P306CA0002.MYSP306.PROD.OUTLOOK.COM (2603:1096:d10:14::9) To DM8PR03MB6230.namprd03.prod.outlook.com (2603:10b6:8:3c::13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM8PR03MB6230:EE_|DS0PR03MB7252:EE_ X-MS-Office365-Filtering-Correlation-Id: 8467b85e-523c-4cce-d6b1-08de1abb2991 X-MS-Exchange-AtpMessageProperties: SA X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|376014|7416014|921020; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?4qy07aKQ7cAZHUbN6JTpiBmh0mhEupwNGYR2dYModEUkzIapn1g1QXw9gmBL?= =?us-ascii?Q?8RThurPeNN3VS/HQnDkhCydKyA7f1fNqt1W3o85lBNkjxdthdRNOSuZk94K0?= =?us-ascii?Q?odN3OYNe4umKw+nZp5MPMXyqoNwnkNyHRN3X0W5MQVAcnWtcwn84Vyc/yuUU?= =?us-ascii?Q?LA7lvx5E/vo/iRwyiD8wb+xhZatTWK/a0z/3ipOD9M/LNbycwiJkmwc7oG3F?= =?us-ascii?Q?8UeYQwDfiriGB2Bpbnpd2XBHutWAYhO6RRwkryTTPg3FY7bQkVF0mu2kZp5l?= =?us-ascii?Q?8STrzTQlWE9CHINNoc6wyJp8odGqmJtkwuU3QfVsfa7pDuJuK3+QisnCX5H5?= =?us-ascii?Q?TQZSlOHA1RGE6g3ty6UAmcCgHnZRu2WLhowaSPvDTeyEbiEPnl5RKud1uEeJ?= =?us-ascii?Q?58zSIuuVXYlg5Uoos8HDbcIRYSNrHChN3q+42/i93KOSDYVSE4oEhwuTln+g?= =?us-ascii?Q?9UcnA2pSX9PwLK7KAuQfory241HLagoS8mEdxofQutek3W1Pay41eqhbmmCJ?= =?us-ascii?Q?Ap9MVNDbjYHg/9uJD8X4c9zP4Njz69ELaYWbTXTgX0MnJi9NiR5Wq4jmDVND?= =?us-ascii?Q?KRtkFtPsO7p1LfetB8mqJ6jLq+/iBOfx+mAhlHe5bmiNQ4PvnHHdt4iWIwe8?= =?us-ascii?Q?r8ZsSopf/PYj5/l39u4snyEsmw6JjrnnB2VKWie7SEYVWP3hSJO2yzoLo5yN?= =?us-ascii?Q?1V28QUA1FGdwgjdzVlZcfJfl0zjK3ghe04ySPC2wiWGHfJNBEYFTBEuRB8Zq?= =?us-ascii?Q?UvKuNtGrOCJIuaFs8n5W3/DXJSeTIOxyr4aJD4kElFm1NmRhGdkVFvT2LYhy?= =?us-ascii?Q?LV7LosloFnQnUNRz1w7V6cP7EQDJlYS0w/Y46qvpgkpEHnL6iNrmPWErS4Bt?= =?us-ascii?Q?L5mN4bEt2HkJ8TmbymiN03CiXqR2V/F2fnlCbaW/QjerEhJXJP/C/Hejl627?= =?us-ascii?Q?4Rw13i2d+EtCDXDG4y9wJRC6xn95uOsS1X7xuxZlVC2a8FUFVdts0OPHu+hw?= =?us-ascii?Q?0qMP0pX2GdoyPUjYiz282gVrmY3tUvzck8HZKU4gePRR4eQ2alaXqLg42Rg6?= =?us-ascii?Q?+p90eSR1tuVOxz1pWMTO0FQBvzOBnmGi5rWiOA5n6IEBkL4H3Fs7JIBZe049?= =?us-ascii?Q?wMp0nfIFL1JIeAv7mje8FaFnAgoIyxJ0B+PaJ8I0isH1NVXGrZp0miNDgOGR?= =?us-ascii?Q?eF+iyhnNvfZOzE6uAOlAMxDjMURb5q2h/AKiDf6M3vBU75RYicaG4u9HUyxQ?= =?us-ascii?Q?MTqv0W7XDhArxcaKQZ+i3Jd9jCGpDs0YXfii/BDhFEC/2gheHVhjxZckU6uW?= =?us-ascii?Q?/MwBrCCPy9OQ8Mc271vi8pEFaPJZjSv2hgPZcouR2JWP61VsoEBvxORRoo6R?= =?us-ascii?Q?7Yk+Qe2sgjrOkVktRRiGBumIqR874nFrjDQzHkJIqOsP6PbRhpJMjW8mNX1z?= =?us-ascii?Q?vLYripDjwfhsX4FmewhRSF2x9dyfv5f2zXW645vPa+9fa7kqucxmtb6U2DpH?= =?us-ascii?Q?q9l83VrGqaS4pio=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM8PR03MB6230.namprd03.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(1800799024)(376014)(7416014)(921020);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?c7H1Jg7qNnO3avIvVueyJYDjHRj0pye81vX60ol2Gw3NDl/Mu5GHNBM0d/b/?= =?us-ascii?Q?OWfA8nLbU1tBZZafqrCgVYBZaSiPAhT9sy9atODZL1nh+G0MBuN0jrxPNIja?= =?us-ascii?Q?LoHmhcCnFZpaPayqGhCZM/9PD6YzEd04sbI3VNFh3Xq/boMuvy3jKgJ29WE2?= =?us-ascii?Q?0FnhLX03Hs2uYtYHFncs+wF8XI3YcnJy9u94h1YDUbGrVrSl5zVhDlb+YHgv?= =?us-ascii?Q?+baf3u8g7NcssPLaKEhW2cg5TQky7b7f5/Aec8oJSZkcwxNHugTsQFfiT2Jz?= =?us-ascii?Q?wrTupd3UlLegRyBJ8YgTmrGXdkflTeiFlbqjfJPrTqEnx9Z2dkKs1rXwACpO?= =?us-ascii?Q?4nwwOyBIGv+8DS8iWjD2mHnEN3oAotqlNmx3QL+p2m2p56cyqoGBLIAykCUZ?= =?us-ascii?Q?MqE8dZcUDWCCobfLx4j6XYG4nvmepcjQREFQABLTCwN6wXU/ZAIaaWX1ZVto?= =?us-ascii?Q?mLZznDhR2cCet+ERlMB35bDUK4IHxNGbv8LqzkG/ARgfaLY9ihFR1Xwt95Lv?= =?us-ascii?Q?r3btmX1fT/eRsezwT/Q+Sg5COdRyABHBZdD7ur/mGkBYwU7NPea6ZmJ4UhIk?= =?us-ascii?Q?ZxXAOqquIRPHS00CEj8Ed0eTPOEdbe2lnflmRi4Q5K6BCcgKDSfXtrkOANdI?= =?us-ascii?Q?7HjPwXMEcTJseGqITTT8KwFKZyRVMLM4M4ha/5p2NoHQg3t98QHZUmE+20JM?= =?us-ascii?Q?SPKP3MVxs4MeMpdQCPf1/+R+RU6u4sDMh+qcU0UTlNEsk3hPqu+gpDMO/HkU?= =?us-ascii?Q?urq37M5+ly2W5Un+n1cnDssztFMnX2lIayFgg68VhCzBt7ZZpEL0WRIka4fK?= =?us-ascii?Q?iRAfXvLk31icyW7IlKBDYYAXjnLzHRQFeJm+rnKBw5uZBCI9gdQqHj6SXcka?= =?us-ascii?Q?Dw30bZy1gZMEIOOuoHOGS1b2Oz7y0X43VXLn/+hORDcRoMqfUsZkO2hIBcpc?= =?us-ascii?Q?X3JadBcgTy0ZJAof6xtlFgnB7mLp3sNa1jXWk20/4OutI1CxAQrQMiDUHn/b?= =?us-ascii?Q?LOdo3nXqC8JipW2/JIpJUa6TYJ6Ew0yy0JPdAz24+LmAE44qFbkGBhn0J8sd?= =?us-ascii?Q?nIqAB2gdfIgKknLaAfnjC3Qi6PMq7RWGLIJiCIg3RzmRFVjbuMM/KTm08V70?= =?us-ascii?Q?5cQvy0NvPqFL9dTSIfoXJmxc6XN8qNrYtIGj963bxVrZhsHMhSv+uMZY8Dij?= =?us-ascii?Q?/LQGNH4bDShnbXBo6KkJd3Ut6qB/ysTNKvFobuZ/6o8r84C63Ne2jm5LOkj5?= =?us-ascii?Q?RhLEkp5hPcH/caEuOTpfo3KyVUC9XJttN40GJav4IYWGoNfMJVklmGBasH8+?= =?us-ascii?Q?LYgwl705sk/e8tPyyZKFwgse2FDHBmvuHopwedCeHRRHZFxR4UAbRaHUMqow?= =?us-ascii?Q?uVzChB1Ds+JEvxtEyM7r+dHr66LiIZj8oOmQjx37Vuqo8/23YfSOLXsOvZXX?= =?us-ascii?Q?M5eYguzfv+pl455wf1PvueyKuiwfRPhfslN0LIbskRoWs+J2WUxZZR3GMvwn?= =?us-ascii?Q?Z1b7EB2Ge6xlxAScISQ+vkhUb4I+x6MavXUPmpiDOFfm4kY1Bf3w+T0ZrIi/?= =?us-ascii?Q?ttECcV8Qzi9G9EFpLDsYKKxZFJE+f7kln6xpOXkJhWH1wtjMosI4jcQY0lZk?= =?us-ascii?Q?Og=3D=3D?= X-OriginatorOrg: altera.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8467b85e-523c-4cce-d6b1-08de1abb2991 X-MS-Exchange-CrossTenant-AuthSource: DM8PR03MB6230.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Nov 2025 09:27:09.3454 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: fbd72e03-d4a5-4110-adce-614d51f2077a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: wCiTo07cHa0lKiUSD2xt6mVf6uArpDSg9/5RU7jOohU8t9QeXgPBv2fHrI5X/Ixq31Siu6MmrW5HPw6AFrUxKIMPeE6+SH+djMFGR5r5krA= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR03MB7252 Content-Type: text/plain; charset="utf-8" From: Adrian Ng Ho Yin When running compliance tests on the Altera Agilex5 SoCFPGA platform, it was observed that the I3C bus could enter a hung state when a slave device issues an IBI after the DAA process completes. This occurs because the DesignWare I3C master controller enters runtime suspend once the DAA sequence finishes, causing it to stop driving the SCL line. As a result, the IBI transfer cannot complete, leaving the SDA line stuck low and the bus in a hung state. To address this, introduce a new compatible string, "altr,agilex5-dw-i3c-master", that applies a quirk to disable runtime PM for this platform. The quirk keeps the controller enabled by calling pm_runtime_get_noresume() during probe and balancing it with pm_runtime_put_noidle() during remove. This ensures that the controller remains active and avoids bus hangs triggered by IBIs while maintaining normal behavior for other platforms. Signed-off-by: Adrian Ng Ho Yin --- drivers/i3c/master/dw-i3c-master.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c= -master.c index 9ceedf09c3b6..5913822648ca 100644 --- a/drivers/i3c/master/dw-i3c-master.c +++ b/drivers/i3c/master/dw-i3c-master.c @@ -228,6 +228,7 @@ =20 /* List of quirks */ #define AMD_I3C_OD_PP_TIMING BIT(1) +#define DW_I3C_DISABLE_RUNTIME_PM_QUIRK BIT(2) =20 struct dw_i3c_cmd { u32 cmd_lo; @@ -1592,6 +1593,10 @@ int dw_i3c_common_probe(struct dw_i3c_master *master, =20 master->quirks =3D (unsigned long)device_get_match_data(&pdev->dev); =20 + /* Keep controller enabled by preventing runtime suspend */ + if (master->quirks & DW_I3C_DISABLE_RUNTIME_PM_QUIRK) + pm_runtime_get_noresume(&pdev->dev); + INIT_WORK(&master->hj_work, dw_i3c_hj_work); ret =3D i3c_master_register(&master->base, &pdev->dev, &dw_mipi_i3c_ops, false); @@ -1617,6 +1622,10 @@ void dw_i3c_common_remove(struct dw_i3c_master *mast= er) cancel_work_sync(&master->hj_work); i3c_master_unregister(&master->base); =20 + /* Balance pm_runtime_get_noresume() from probe() */ + if (master->quirks & DW_I3C_DISABLE_RUNTIME_PM_QUIRK) + pm_runtime_put_noidle(master->dev); + pm_runtime_disable(master->dev); pm_runtime_set_suspended(master->dev); pm_runtime_dont_use_autosuspend(master->dev); @@ -1761,6 +1770,9 @@ static void dw_i3c_shutdown(struct platform_device *p= dev) =20 static const struct of_device_id dw_i3c_master_of_match[] =3D { { .compatible =3D "snps,dw-i3c-master-1.00a", }, + { .compatible =3D "altr,agilex5-dw-i3c-master", + .data =3D (void *)DW_I3C_DISABLE_RUNTIME_PM_QUIRK, + }, {}, }; MODULE_DEVICE_TABLE(of, dw_i3c_master_of_match); --=20 2.49.GIT