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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 2EE5BC4452A for ; Mon, 20 Jul 2026 13:37:34 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4h3hQV2Rn5z2yrQ; Mon, 20 Jul 2026 23:37:22 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=pass smtp.remote-ip="2a01:111:f403:c207::3" arc.chain=microsoft.com ARC-Seal: i=2; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1784554642; cv=pass; b=ekQPU7qHqRFcDd+Em5FJBqetCAd+TdxvgfuFxJ+UeCRGL7IewNO5+TnfgxuYUnNnIMw0a4Brecr9s5mntOgrsXwM1jGH5NhmfErrmpfRYSxb8IvptinRwZKaz4i1M6ilgCv3n3rEV9XJxX4+Wksu4LW5XjV11S+S9awSs1PMZqHwJcG0bEfFLnsPpJ0c5H5Fa5WqQnPFTY7BtGMrAz5DUF2xg/vRHOCtXnvFxd58VV+Q6HOU5dllgG0wkci0VytXEka8RkYUVfbykydUojBT4Wkdv+DDDvvptd5hFzstzttYFJCK3gFkw8Xx69wUg+A6hWsvT+BtgowtDRFklgSpJA== ARC-Message-Signature: i=2; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1784554642; c=relaxed/relaxed; bh=hmMiNXxAL6fAFXPRuZK0+CZC+L9jBROLfUUCCbZFKbg=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=eF/qd+Ummk9d05TBGQ0gxoZDtOT1YfSFWUIRDT9UWpFfJMnxkpINKO3EwHDyIfaJ6EjTMZsLlU+NmChZaQJp8gw4nYLT3JKWxqIdf8l6H7qUAw4yK1vj+SLTGCqn0u3DA5iBvzB6NLNIQT09MO+BGr6TLdbkaDKwNv6FovBZVqrtyfZCJ0rWqG5plkrP1u0f7Fb7ae0WLxTXIayfSObzhUpsjc1HkeV/8bdOCw3LsbJzmE3ADXTs+qVY1J0kJznPLRhDcUcyZy7HXhB54tmzTpX8jVqeW9Wg5rp2IvuNtm6IVJNENKcTvZ6IA03MTRhqwJWeQjTQWN4QHPegkke3Jg== ARC-Authentication-Results: i=2; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=nxp.com; dkim=pass (2048-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.a=rsa-sha256 header.s=selector1 header.b=H5J+1IDu; dkim-atps=neutral; spf=permerror (client-ip=2a01:111:f403:c207::3; helo=mrwpr03cu001.outbound.protection.outlook.com; envelope-from=vladimir.oltean@nxp.com; receiver=lists.ozlabs.org) smtp.mailfrom=nxp.com Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.a=rsa-sha256 header.s=selector1 header.b=H5J+1IDu; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=permerror (SPF Permanent Error: Void lookup limit of 2 exceeded) smtp.mailfrom=nxp.com (client-ip=2a01:111:f403:c207::3; helo=mrwpr03cu001.outbound.protection.outlook.com; envelope-from=vladimir.oltean@nxp.com; receiver=lists.ozlabs.org) Received: from MRWPR03CU001.outbound.protection.outlook.com (mail-francesouthazlp170110003.outbound.protection.outlook.com [IPv6:2a01:111:f403:c207::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange secp256r1 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4h3hQT3rvdz2ygX for ; Mon, 20 Jul 2026 23:37:21 +1000 (AEST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=G1l9e85rsBT3CVV6c/8N3fvfnc6f3LreQobGPf65bclRnHjkX5/IlSEAsf+bskwtbl9HkR8jo38EI2d0biedqD3LXqvvmbluUyD+ABQvSVLk7mYWuSbpVtJ/E/b3dpt0bYPXLqANttbvpUhGJzE94+4H42omk/n4lbbaaHF2A4sl9Rw19eTZYkbhZdfJUSvBI2ctX0EJt9lCjTSdLbiuAqAXjPEaBZ4C2R0PPCG2ZbR0Utd+ldrVypu17abLtWthdyPthHv8zMPAYHyj8mdPxS5vZqAf6JschfuxNBSQTgoF6ScSbF67FXV8KBnlHJIbDWtUIujx177qYuIS4932RQ== 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=hmMiNXxAL6fAFXPRuZK0+CZC+L9jBROLfUUCCbZFKbg=; b=OKM7CHzZ3Xz/mrW1WNH1rEVc3Gb6NVbdlVHDobJ85iw3A0Hl+e8xptosqsT5PKdAEE1QYk9juZ5A7rNqVo5CWPq2xDeLCQnSC+7fLBbZXJbko2IbhnqgSZIXr5eTYlqlQpFSwScV1TTxCqWFThljDzieT7LASzIA6OSyoFmkHqUpOUcEUY0o3U9vZanzzFUFE0Y5CkvouSB4HoyK9uQvlvKMblA2s6iRNoFwPhNyv910zNoXl23Wdulw3QQp5EPv0ynEy3Q9aVQAFSPINwzJIjBGw++KNHVCUy2T5xNK3HLIAvxf31/x+uxbmMJjRUKNnLj4TVK1QDRaCCqswFnxEg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=hmMiNXxAL6fAFXPRuZK0+CZC+L9jBROLfUUCCbZFKbg=; b=H5J+1IDuNoQt0Ib4kZ0ARhcOmuvtAkNQ4Id5UPBZMruryIMKJRHROygZpEYr//Oa30LA60EzW8QyaAFL9jU6nRr2p8Q7q22QB9S7A3Zm+jPMZ/FwqluyICow+TaYk/ND5sGbPDFe4uP/uZp5Wojr/F42g5m+u90HlHRFwxIK0cs1Tpk/m2EgwBQjNTS3ac1qMA2dLPassanI25MKuUdnRw3vTMRKix0UU1JKfu6hVtpT/0LJB6wjj7591yRxvus32faZxoiuQiKMTLsQuZFYC3Op4VrJ3EM2NpJboOEox84e1ZG1bqqlS+pTj2MM1DYNMqNCbBBXoI3OsNcg6djONA== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from AM0PR04MB6900.eurprd04.prod.outlook.com (2603:10a6:208:17d::10) by AS8PR04MB8626.eurprd04.prod.outlook.com (2603:10a6:20b:429::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.223.18; Mon, 20 Jul 2026 13:36:55 +0000 Received: from AM0PR04MB6900.eurprd04.prod.outlook.com ([fe80::7fda:8431:ca1b:b023]) by AM0PR04MB6900.eurprd04.prod.outlook.com ([fe80::7fda:8431:ca1b:b023%5]) with mapi id 15.21.0223.017; Mon, 20 Jul 2026 13:36:55 +0000 From: Vladimir Oltean To: linux-phy@lists.infradead.org Cc: devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, Ioana Ciornei , Vinod Koul , Neil Armstrong , Tanjeff Moos , "Christophe Leroy (CS GROUP)" , Michael Walle , Shawn Guo , Frank Li , linux-kernel@vger.kernel.org Subject: [PATCH v3 phy-next 2/8] soc: fsl: guts: add a global structure to hold state Date: Mon, 20 Jul 2026 16:36:36 +0300 Message-Id: <20260720133642.136324-3-vladimir.oltean@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260720133642.136324-1-vladimir.oltean@nxp.com> References: <20260720133642.136324-1-vladimir.oltean@nxp.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: AS4P191CA0022.EURP191.PROD.OUTLOOK.COM (2603:10a6:20b:5d9::13) To AM0PR04MB6900.eurprd04.prod.outlook.com (2603:10a6:208:17d::10) X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM0PR04MB6900:EE_|AS8PR04MB8626:EE_ X-MS-Office365-Filtering-Correlation-Id: 4aa51dea-f1a9-40b6-1c7d-08dee663f6e1 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|1800799024|19092799006|23010399003|366016|3023799007|22082099003|18002099003|10067099003|6133799003|11063799006|56012099006; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM0PR04MB6900.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(7416014)(1800799024)(19092799006)(23010399003)(366016)(3023799007)(22082099003)(18002099003)(10067099003)(6133799003)(11063799006)(56012099006);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?WVqSHYF7EXBnS0w6/J2fr6abTe5cEhCHGY0XVd23puBXr0LyQ9FlIJBbV06W?= =?us-ascii?Q?QR+ZuAB1DwbQ0XSAxheFV4yEwZMPHSWi5KlJZUT7SYJBmNZlDLfbqbPTWiMX?= =?us-ascii?Q?spkYP2wSWadUoBX1Q9CDi5owkjRLRFh3RLKnEjA7ZVyfYnMrm0m+VVhXh0Bd?= =?us-ascii?Q?4DtU47Bo0vkEJZAVIietnGvjuPZd/uhCDpxmV/jMEOvSVphMKyRZASIjk7hR?= =?us-ascii?Q?5eMQhUOPsBinqC2U3gc81mB/iXYqZLFZdhsuu23EfLlLpYuJC60Qoydo91RY?= =?us-ascii?Q?Fl8B2ODrJj/C/n66dX2uCyIKZLHZJLKcVKmMu+4kM/bsOAgzBL3dF1qFbQUy?= =?us-ascii?Q?jKyc0bMtgaWlltaM0Ryl43byCsibiS0i3tuoJyZtxNd1MdsRTdepgd1q/Kis?= =?us-ascii?Q?5UGDCX+mvs2sc4Y4xiy45Y8xmowcY1DoHs1nWh6so5nFzA5MJwHC/AZQsC7i?= =?us-ascii?Q?vA4fCkpgy9O1F/TXf3mCvvLm/MON7p/K33hupse9sAN9Ap+sEKMIlxfUb/Pi?= =?us-ascii?Q?sexdHX4rId3MnFvZ9yvxlwed2msr6S4QFJ/yoIhY4RGmEeGvS33xornNO3IF?= =?us-ascii?Q?JF48ocRJ94zeiwOJnU+oCYfE/X6VDan0hkW4/pscBFQL0chvqlxx1m/DU6qJ?= =?us-ascii?Q?rljv9Y+G2Gdq9p9gjS+yQFyIjAVuOnnG3O+VxotVuFMWN9wRa9z+4KgSQ9a5?= =?us-ascii?Q?qN5UkBcENhPUIu3AkpbTduEfDZ9f8U0V5T1Ns1DS5H4hOhwmqbehJy1/guhK?= =?us-ascii?Q?xagjIjiDFOdXFTCv1MgU8g37Ow/hGB8LSESmno2KdcSDkWtK2QM3gBJs82kT?= =?us-ascii?Q?0pcLFep+2vP4vUa9MEZ6Ffo2cmycXgcP+uv/J/erE32D/fXgs2XRdlryRJ6f?= =?us-ascii?Q?7OhY/h1sO9447AuwgsRlsI2JzDVZTxqgte+mL9ahgMK1z+1oMxpdOcOgbDcW?= =?us-ascii?Q?hGuGd8pIei2uPMJBTSNXIUTahNFm7n4rf9sotghlX6EoMzsOh1OrclR3gbMe?= =?us-ascii?Q?WF+gvDzeMTpqOXep23eun7tU7RSfigAplpmErZ/Pod/Qp8xP4nm8mLvRkb0u?= =?us-ascii?Q?NFrgEooIcXqUa8i89WqLMpxaKkps3hFTwSp1Fsqub2RgUdq/I7eBmEwS240S?= =?us-ascii?Q?zgM0jR+wd7HMM6Lh4qXKjYxDNxEVytfihlt1Da3XpUpxAb0MW2TpYD8o5Si4?= =?us-ascii?Q?hZwdgP4bQfyxzcEVd70uPskazvG5M2JhSoeBnLGFZpUSwBJeT38rDakL7CIq?= =?us-ascii?Q?R44kcGWiFgYClKnlxKFp+8ObiauudNY/h4PUgxWd5TTDiWUQ9QWLN0pxAd0N?= =?us-ascii?Q?C+rAsDUc14rd5vAg9bcs7n9NUCxdRhMbpTd4C9BiI98qMKqv3GRVkC+UXJbc?= =?us-ascii?Q?LgM5Njjql6oqriSlXwthFgTAcvsqrewLJ7rs7wjNE4PrSsMWvmmxFz9UKvWX?= =?us-ascii?Q?ha2q3dOO4JDRVJYtmn2r4xXKq+VtsjzFhoLHweT0p8EAxs56qteYYDmXnm5b?= =?us-ascii?Q?exZxRdhmwQABw6vUSSqpQLeQlIw8KnL1e6sbMehLZxZU4Qh5U+ImKFec0dqP?= =?us-ascii?Q?/hvz0z96Ufp62ZkpCWUJP+PMe2JRhh0d+tPyLjdtA57eZpvAi0Dcj0ekN0KE?= =?us-ascii?Q?e+bR3C0lQDM/+QismNO95IiZOwG5EidZrZDV6qaJ8+ERfViDTA8wXpXbLp0R?= =?us-ascii?Q?tMG8EmK/3XSARjoRGeg/3Kec/+hXxniiHjNxIjr+2OniI7Q4WoX0ts36ru7h?= =?us-ascii?Q?mxhtqEGbQg=3D=3D?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4aa51dea-f1a9-40b6-1c7d-08dee663f6e1 X-MS-Exchange-CrossTenant-AuthSource: AM0PR04MB6900.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Jul 2026 13:36:55.2682 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: +lWcS/A9u1ndJKIt1UgolA3nfD1dKdoRfOJuLUheJpzqYYm61Fdl+wZhAD4A7gFORCro+L6mRZa/E8kO/oBJzA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR04MB8626 From: Ioana Ciornei Add the fsl_soc_guts structure in order to pass information like base addresses, endianness etc between the init time and the runtime operations (RCW override) which will get added in future patches. There is no point in mapping and unmapping the DCFG CCSR space every time we need to make a read, just map it once and keep its reference in this new global struture. Signed-off-by: Ioana Ciornei Signed-off-by: Vladimir Oltean --- v2->v3: - fix error handling in fsl_guts_init() - iounmap() the CCSR range and set it to NULL on the "err" label rather than "err_nomem" v1->v2: none --- drivers/soc/fsl/guts.c | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c index f87ee47c1503..a2b4c477b064 100644 --- a/drivers/soc/fsl/guts.c +++ b/drivers/soc/fsl/guts.c @@ -106,6 +106,11 @@ static const struct fsl_soc_die_attr fsl_soc_die[] = { { }, }; +static struct fsl_soc_guts { + struct ccsr_guts __iomem *dcfg_ccsr; + bool little_endian; +} soc; + static const struct fsl_soc_die_attr *fsl_soc_die_match( u32 svr, const struct fsl_soc_die_attr *matches) { @@ -187,9 +192,7 @@ static int __init fsl_guts_init(void) const struct fsl_soc_die_attr *soc_die; const struct fsl_soc_data *soc_data; const struct of_device_id *match; - struct ccsr_guts __iomem *regs; struct device_node *np; - bool little_endian; u64 soc_uid = 0; u32 svr; int ret; @@ -199,24 +202,23 @@ static int __init fsl_guts_init(void) return 0; soc_data = match->data; - regs = of_iomap(np, DCFG_CCSR); - if (!regs) { + soc.dcfg_ccsr = of_iomap(np, DCFG_CCSR); + if (!soc.dcfg_ccsr) { of_node_put(np); return -ENOMEM; } - little_endian = of_property_read_bool(np, "little-endian"); - if (little_endian) - svr = ioread32(®s->svr); + soc.little_endian = of_property_read_bool(np, "little-endian"); + if (soc.little_endian) + svr = ioread32(&soc.dcfg_ccsr->svr); else - svr = ioread32be(®s->svr); - iounmap(regs); + svr = ioread32be(&soc.dcfg_ccsr->svr); of_node_put(np); /* Register soc device */ soc_dev_attr = kzalloc_obj(*soc_dev_attr); if (!soc_dev_attr) - return -ENOMEM; + goto err_nomem; ret = soc_attr_read_machine(soc_dev_attr); if (ret) @@ -269,6 +271,8 @@ static int __init fsl_guts_init(void) kfree(soc_dev_attr->revision); kfree(soc_dev_attr->serial_number); kfree(soc_dev_attr); + iounmap(soc.dcfg_ccsr); + soc.dcfg_ccsr = NULL; return ret; } -- 2.34.1