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 X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BD527C43381 for ; Wed, 6 Mar 2019 01:06:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6F4D020684 for ; Wed, 6 Mar 2019 01:06:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="eYOmT2qI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728094AbfCFBGu (ORCPT ); Tue, 5 Mar 2019 20:06:50 -0500 Received: from mail-eopbgr30054.outbound.protection.outlook.com ([40.107.3.54]:6366 "EHLO EUR03-AM5-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726069AbfCFBGu (ORCPT ); Tue, 5 Mar 2019 20:06:50 -0500 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=ROgUXJYN0cLDnCabertgAXqrrpgKNFEmbnEQ1X5+Yjo=; b=eYOmT2qIcfmJMDoCSA4i2LHMrwm88WYetG5i2Z089TagLPZciX10BicefqyeRAcJKIU3z237jyGQizeaKouX+B79NUVmCWyDamoGPvsAWnOiCS9MYxoOt1AL58rYDId6E0n9AHuRn1Fpy+V4qtq+Leff0Pes1drcjLkGWUDjXNM= Received: from DB3PR0402MB3916.eurprd04.prod.outlook.com (52.134.72.18) by DB3PR0402MB3723.eurprd04.prod.outlook.com (52.134.72.20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1686.17; Wed, 6 Mar 2019 01:06:33 +0000 Received: from DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::1cb4:3e1c:fc85:7ed7]) by DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::1cb4:3e1c:fc85:7ed7%2]) with mapi id 15.20.1686.016; Wed, 6 Mar 2019 01:06:33 +0000 From: Anson Huang To: "catalin.marinas@arm.com" , "will.deacon@arm.com" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , "wim@linux-watchdog.org" , "linux@roeck-us.net" , Andy Gross , "heiko@sntech.de" , "horms+renesas@verge.net.au" , "arnd@arndb.de" , "maxime.ripard@bootlin.com" , "jagan@amarulasolutions.com" , "bjorn.andersson@linaro.org" , "enric.balletbo@collabora.com" , "marc.w.gonzalez@free.fr" , "olof@lixom.net" , Aisheng Dong , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-watchdog@vger.kernel.org" CC: dl-linux-imx Subject: [PATCH V7 3/3] firmware: imx: imx-scu: register build-in child devices Thread-Topic: [PATCH V7 3/3] firmware: imx: imx-scu: register build-in child devices Thread-Index: AQHU07jXrMvH/zwkr0CO9FJmEedWMA== Date: Wed, 6 Mar 2019 01:06:33 +0000 Message-ID: <1551834095-19950-3-git-send-email-Anson.Huang@nxp.com> References: <1551834095-19950-1-git-send-email-Anson.Huang@nxp.com> In-Reply-To: <1551834095-19950-1-git-send-email-Anson.Huang@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK2PR0302CA0006.apcprd03.prod.outlook.com (2603:1096:202::16) To DB3PR0402MB3916.eurprd04.prod.outlook.com (2603:10a6:8:10::18) authentication-results: spf=none (sender IP is ) smtp.mailfrom=anson.huang@nxp.com; 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received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: Jg7Qf2Dy5bVupHRtE/0Ysq3WzjJ/hXqiPFjAc7U5sdHrVFvBqliAzRyyNRaQykVQC1truHNp2n9VLIC4+MNshfDHX8MnDTLZeUklNidBpVEtjykqZ96e+lK6E4c6SUkzOFet7s1Zxnray4K5kUHOPj5rd17jFdHWL87rVMUx4fCVmZ20jAqLbWGFw+PWsXaPNzSfz7tZVE4yq0zfRa+odMz1gNOKCFL/s45A5ju46ZqYhH34LDmmw9ZcInueqfo4fTED58Gng6tyMpdBMApZwSnnhwaNruwSRiogbJ/qoyoYduuthKuzLYJZHV0Dri182sOKAKhylIxDiUuCMhbknyUAMCtVH/+KX5+qXr+BR7Sp0GvReUCCYAMbTQ6N1Tda+bEBohpXi2COFpQU3wg01RTV1iJ2uhtjv4rIrsOrmXs= Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6d467cbe-3765-4d8e-3e0c-08d6a1cff924 X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Mar 2019 01:06:33.5692 (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-Transport-CrossTenantHeadersStamped: DB3PR0402MB3723 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For some devices which are controlled by system controller, they are NOT present in device tree since no hardware info needed, just register these devices as children of SCU device. This patch registers i.MX system controller watchdog platform device as child device of SCU. Signed-off-by: Anson Huang --- No changes. --- drivers/firmware/imx/imx-scu.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/firmware/imx/imx-scu.c b/drivers/firmware/imx/imx-scu.= c index 2bb1a19..df75ead 100644 --- a/drivers/firmware/imx/imx-scu.c +++ b/drivers/firmware/imx/imx-scu.c @@ -196,6 +196,7 @@ EXPORT_SYMBOL(imx_scu_call_rpc); =20 static int imx_scu_probe(struct platform_device *pdev) { + struct platform_device *child_pdev; struct device *dev =3D &pdev->dev; struct imx_sc_ipc *sc_ipc; struct imx_sc_chan *sc_chan; @@ -248,6 +249,13 @@ static int imx_scu_probe(struct platform_device *pdev) =20 dev_info(dev, "NXP i.MX SCU Initialized\n"); =20 + /* register SCU child devices which are NOT in device tree */ + child_pdev =3D platform_device_register_data(dev, "imx-sc-wdt", + PLATFORM_DEVID_NONE, NULL, 0); + if (IS_ERR(child_pdev)) + dev_warn(dev, "failed to register scu watchdog device %ld!\n", + PTR_ERR(child_pdev)); + return devm_of_platform_populate(dev); } =20 --=20 2.7.4