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=BAD_ENC_HEADER,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 B0EC2C10F01 for ; Wed, 20 Feb 2019 11:40:58 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 7FD8720C01 for ; Wed, 20 Feb 2019 11:40:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="eGZCjq4v"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="CtXgz72P" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7FD8720C01 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:References: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=I6QZ5apwVhiO1RJigtw1UvsYRFdxyduRG6F/gVqNxl8=; b=eGZCjq4vAHKrtf vygyA1OX0wq2d0/mUcyocTO6DXHcw74RoofixlsJgOhUWaHLuiYenV3gSddzYLRs+fugF8U71iMUu yeq0e41w4dxraQLI5RrZR5f396klslei/ozhCgZdQcQbJvjxFtIMoA4cJuwAewRAlmovmoONIEIbE qEKt2p2MHRcEdIS+6/A1e5sQBW1qGrA0RSgo4TagyJYtuxF2b0RC1feq1NkNvLs5iO7CeIePnx8Q/ B7y4H+16gzka5P932lJinwynI6j10k0/KvkiRBpHQbuXlnIM59F5A4n6cYBeExuf8D4q0ONeFPVyx ecgdWgnlCCvbouiSjwIQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gwQFC-0005Ti-A8; Wed, 20 Feb 2019 11:40:54 +0000 Received: from mail-eopbgr60058.outbound.protection.outlook.com ([40.107.6.58] helo=EUR04-DB3-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gwQF1-0005GX-F3 for linux-arm-kernel@lists.infradead.org; Wed, 20 Feb 2019 11:40:45 +0000 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=OqIPaPqiEelHKcoAfJLB4Bdm4tL7kkLTYaoytF7cdA0=; b=CtXgz72PBXpUkWIzQLPFLjS/kZaqQtMTWjJsiwgRQQme2TyfnEwzpt3PnipKRTHLxhqLBk/CijbNitrA3mTCv2cs0IqmcWgvwTgjtCOBt69x00/sAw+BJNlN+u7DTB3lLhdRxAcReyFsKFrRqf/tZrNXtMDOUCOJVFACYBNVG5I= Received: from AM6PR04MB4215.eurprd04.prod.outlook.com (52.135.168.141) by AM6PR04MB6152.eurprd04.prod.outlook.com (20.179.6.79) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1622.19; Wed, 20 Feb 2019 11:40:40 +0000 Received: from AM6PR04MB4215.eurprd04.prod.outlook.com ([fe80::e944:6749:3ee6:4e08]) by AM6PR04MB4215.eurprd04.prod.outlook.com ([fe80::e944:6749:3ee6:4e08%5]) with mapi id 15.20.1622.020; Wed, 20 Feb 2019 11:40:40 +0000 From: Aisheng Dong To: "linux-kernel@vger.kernel.org" Subject: [PATCH V4 1/4] dt-binding: irq: imx-irqsteer: use irq number instead of group number Thread-Topic: [PATCH V4 1/4] dt-binding: irq: imx-irqsteer: use irq number instead of group number Thread-Index: AQHUyREasHGlEZEJWkaO+aVHfJOLQA== Date: Wed, 20 Feb 2019 11:40:40 +0000 Message-ID: <1550662447-8565-2-git-send-email-aisheng.dong@nxp.com> References: <1550662447-8565-1-git-send-email-aisheng.dong@nxp.com> In-Reply-To: <1550662447-8565-1-git-send-email-aisheng.dong@nxp.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK2PR03CA0056.apcprd03.prod.outlook.com (2603:1096:202:17::26) To AM6PR04MB4215.eurprd04.prod.outlook.com (2603:10a6:209:4f::13) authentication-results: spf=none (sender IP is ) smtp.mailfrom=aisheng.dong@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [119.31.174.66] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 104bfcf4-9528-4714-8718-08d697283d11 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600110)(711020)(4605104)(4618075)(2017052603328)(7153060)(7193020); SRVR:AM6PR04MB6152; x-ms-traffictypediagnostic: AM6PR04MB6152: x-microsoft-exchange-diagnostics: =?iso-8859-1?Q?1; AM6PR04MB6152; 23:DUe9q7LwaLj1BKYn9EWwBqs4T1oOVRHuEkkUmNe?= =?iso-8859-1?Q?hgWzh2gGX5MWFdgwHzffLBPIoOxft2olJVmtuxiuM6J5GlCgrD1ECBIbCe?= =?iso-8859-1?Q?4Gld50mbkFB4x6xUBn/vz5LvMf/moS2dAWOiBNNN2INxaKZD4g1O4DlTNA?= =?iso-8859-1?Q?rytSU+5eFnqM73i3CLsnIxH4q7FXVWxroNl/7Wl9cAPXaMcYFL1ijez4PV?= =?iso-8859-1?Q?HefAf2B8qzZMNUF5Tyh+W1zrF/LXWJqbAiav1AqDbZJcdO7E5fYmQW2EL9?= =?iso-8859-1?Q?8/hyb801idX5MdO9JPaffMV10sDeRYW9JmRwyGJFSX6M6DxROGPl4i2nRV?= =?iso-8859-1?Q?k5d63qWB3z0la4XHxi2BO4dUP7QlgmcbBfS3LJR3XP1RgDu5fjptUarMgh?= =?iso-8859-1?Q?8KpmcgOVFc8ZjlZcwDM9e5IPTJMstvK6QfihuZq6wkF482ryaw07ZZEnGl?= =?iso-8859-1?Q?L6kh8IW7CrA5uD+irwYJ9a8arjrcnevI2CCsmLf+EATZG+vw10QMidekAv?= =?iso-8859-1?Q?5+AiWnjHNMeBd/Vrgz5Ftdae+AMhBL0eHt+YFWzWRNKt5KjDwyPun74mnI?= =?iso-8859-1?Q?dZIIjmuC7iZAHt8MHNy0VDMV+vC4A9lABVFbCsdKHlle6zwH+tHFoqupTM?= =?iso-8859-1?Q?+OEaSw0jJwv8PxyP2Mxhji3XUyUOJlIEY2Q7TMWk5/u4voV1NEtYjymUgQ?= =?iso-8859-1?Q?VlugO37BTd7Z5auKHElzZNhKmuVWNuCpbbkGx5UtXAgT12BlZoiDeBt8xj?= =?iso-8859-1?Q?v0rhoAgZ0ALHKlcqI5lNPaFYXc1/hTSn9t2LoLDy8TDo0hzWWLxEVLC7oD?= =?iso-8859-1?Q?DR7KTQek+UGkylkkkAEE54sIfiqcRNQmgmOKR4Ap41P1yIuWB4tNrhzWcY?= =?iso-8859-1?Q?1+qk8V09qMtqHdQgtFxwRUziNIMJNgxvHMEPq8gG5qgd13mYn6t/yqu05J?= =?iso-8859-1?Q?G9uKHf7fT5dA02H/nefbehXx54IyUaqEgEzALhs3DdnDXC7aMYpEl1B5aU?= =?iso-8859-1?Q?9XTwhWuBt26HZ2Nh3/vDXUTFj6hw4fomOLvuKYaRRaHDa2q2iLoWemrS2V?= =?iso-8859-1?Q?hRQdA+xJSeHDbfBHj7C+zD2vyO982j0MXcE6YSI63rvO4/HOrCCkGP1sJX?= =?iso-8859-1?Q?BDAJq6iFLSHKjovTzOlLu3Vrm4Unw3fxRpBRqqdGBJYI0EnwDeQRSfwxdD?= =?iso-8859-1?Q?xGmL9cGOBTq6Ff4qf//uyIA+U5BflMP5HpS5yGbO7XYGjNJ+IT6ajI9SC1?= =?iso-8859-1?Q?Bx7PL8c9ylq20WpkXtE9VCJx5DjT/3kGFy2kPWMe2FZrZ3Iw7QiUjCskJM?= =?iso-8859-1?Q?53f0nElA/D49lhpOfMczQKfEaNJxf9gvz92Zvzk+EBEag=3D=3D?= x-microsoft-antispam-prvs: x-forefront-prvs: 0954EE4910 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39860400002)(396003)(136003)(366004)(346002)(376002)(54534003)(189003)(199004)(486006)(8676002)(97736004)(81156014)(11346002)(2616005)(446003)(36756003)(478600001)(81166006)(476003)(53936002)(316002)(4326008)(5640700003)(25786009)(50226002)(44832011)(52116002)(7736002)(305945005)(76176011)(186003)(26005)(2351001)(99286004)(106356001)(8936002)(105586002)(6512007)(386003)(256004)(6506007)(2906002)(86362001)(6486002)(71200400001)(54906003)(102836004)(6916009)(6116002)(68736007)(66066001)(71190400001)(14454004)(6436002)(2501003)(3846002)(5660300002); DIR:OUT; SFP:1101; SCL:1; SRVR:AM6PR04MB6152; H:AM6PR04MB4215.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: qm6Wr8sb+gwRBLYBx4Ecp8PBcfCt5kz8l5QWWKQhA7T4Qi/R5BjWbsm/2JvsPTxh7uefWREcqSKVWnKcDaCb5GqsaxRu+w1HtOWeFhTVDJjFVBMEpCyoOEeavacFXBiLgbJUlIPEkAlXRcvmxm8UeHHziH5GGfWvaN4s/W39FTFzXx5LUZMdXVRGj/ppaYkoNdd2JlEVq/HcWbjbVCPDPsnN0etsoOrBZ1TdrS3X1lG/P32SXKaBBtKWWhm2CYgHS8ay0xkIFebkjf+XC2r5D4tKGFk55gGxY+jBE+2jDd35ROEcMAYbFLPxpbWjLmySuSKVAiVZhm5DyRVbI+VKS/q4dO/5TY2TXdyaGMb/P05aCr1+s8XoSA1uSNGRnJPc0W2QsG/TxvRsp/LeCE9+ttabsuhjBNfbvdYt2N2iYJ8= MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 104bfcf4-9528-4714-8718-08d697283d11 X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Feb 2019 11:40:36.5995 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR04MB6152 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190220_034043_609235_DA2652F8 X-CRM114-Status: GOOD ( 11.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Aisheng Dong , "devicetree@vger.kernel.org" , Marc Zyngier , "robh+dt@kernel.org" , dl-linux-imx , "tglx@linutronix.de" , "shawnguo@kernel.org" , "linux-arm-kernel@lists.infradead.org" , "l.stach@pengutronix.de" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Not all 64 interrupts may be used in one group. e.g. most irqsteer in imx8qxp and imx8qm subsystems supports only 32 interrupts. As the IP integration parameters are Channel number and interrupts number, let's use fsl,irqs-num to represents how many interrupts supported by this irqsteer channel. Note this will break the compatibility of old binding. As the original fsl,irq-groups was born out of a misunderstanding of the HW config options and we are not aware of any users of the current binding. And the old binding was just published in recent months, so it's worth to change now to avoid confusing in the future. Cc: Marc Zyngier Cc: Rob Herring Cc: Shawn Guo Cc: devicetree@vger.kernel.org Reviewed-by: Lucas Stach Signed-off-by: Dong Aisheng --- ChangeLog: v3->v4: * add more commit messages to describe the compatibility break v2->v3: * no changes v1->v2: * change property name fsl,irqs-per-chan to fsl,num-irqs. --- .../devicetree/bindings/interrupt-controller/fsl,irqsteer.txt | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt b/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt index 45790ce..6d0a41b 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt @@ -16,8 +16,8 @@ Required properties: - #interrupt-cells: Specifies the number of cells needed to encode an interrupt source. The value must be 1. - fsl,channel: The output channel that all input IRQs should be steered into. -- fsl,irq-groups: Number of IRQ groups managed by this controller instance. - Each group manages 64 input interrupts. +- fsl,num-irqs: Number of input interrupts of this channel. + Should be multiple of 32 input interrupts and up to 512 interrupts. Example: @@ -28,7 +28,7 @@ Example: clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>; clock-names = "ipg"; fsl,channel = <0>; - fsl,irq-groups = <1>; + fsl,num-irqs = <64>; interrupt-controller; #interrupt-cells = <1>; }; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel