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Thu, 31 Jan 2019 08:03:39 +0000 From: Aisheng Dong To: "linux-kernel@vger.kernel.org" CC: "linux-arm-kernel@lists.infradead.org" , "shawnguo@kernel.org" , dl-linux-imx , "l.stach@pengutronix.de" , "robh+dt@kernel.org" , "devicetree@vger.kernel.org" , "tglx@linutronix.de" , Aisheng Dong , Marc Zyngier Subject: [PATCH V3 1/4] dt-binding: irq: imx-irqsteer: use irq number instead of group number Thread-Topic: [PATCH V3 1/4] dt-binding: irq: imx-irqsteer: use irq number instead of group number Thread-Index: AQHUuTt5Spk4kSNY5kK4EHnWuE5BYA== Date: Thu, 31 Jan 2019 08:03:39 +0000 Message-ID: <1548921464-28917-2-git-send-email-aisheng.dong@nxp.com> References: <1548921464-28917-1-git-send-email-aisheng.dong@nxp.com> In-Reply-To: <1548921464-28917-1-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: HK2PR02CA0184.apcprd02.prod.outlook.com (2603:1096:201:21::20) To AM0PR04MB4211.eurprd04.prod.outlook.com (2603:10a6:208:66::21) authentication-results: spf=none (sender IP is ) smtp.mailfrom=aisheng.dong@nxp.com; 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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: gJRU/TufCovAqfzplbdmBxCscdB+LRt+L40vfYrulbJ1nFePjtmic4OcZXB0g52xJuvHaXxmSqoyuutHzYiDOU7RsceluplYIaFeSAOO1BsKa+XdWcdbzsvcyzr9ct1Tprgn3wWLVr1IzvXrEP2B60R469y1eG6430XQk2NcmAjznSWTNPRtMCsGEogcjDVWHxXujCB1ePDfQU9mRJqYiRzrfXWpq5IB1/PzXdgUSishWz0il7LcfBS8SjvgALMTaogw1JeXTpIl2HyUle9IBv0re1crDF3T7PiJubEvtyfPqKK/F9qiSbNfxVngR+dbvbFGj4aIH3OP0jQ6UNjrTIO//t262bKsJiowVs4YmVZOO2PVimEuzWU0Ssem4SbmuGgspNLBL2g1+444atyTQdOzxwSgEOC+RIOOg8+9Pgg= MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9b0747b2-b95b-45f4-904a-08d687529bc9 X-MS-Exchange-CrossTenant-originalarrivaltime: 31 Jan 2019 08:03:35.7016 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB5298 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.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. Cc: Marc Zyngier Cc: Rob Herring Cc: Shawn Guo Cc: devicetree@vger.kernel.org Reviewed-by: Lucas Stach Signed-off-by: Dong Aisheng --- ChangeLog: 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>; }; From patchwork Thu Jan 31 08:03:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dong Aisheng X-Patchwork-Id: 1033997 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.b="llNyvUms"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43qt6F4Ptbz9sML for ; 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Thu, 31 Jan 2019 08:03:43 +0000 Received: from AM0PR04MB4211.eurprd04.prod.outlook.com ([fe80::bd44:e001:ab8d:1c51]) by AM0PR04MB4211.eurprd04.prod.outlook.com ([fe80::bd44:e001:ab8d:1c51%2]) with mapi id 15.20.1580.019; Thu, 31 Jan 2019 08:03:43 +0000 From: Aisheng Dong To: "linux-kernel@vger.kernel.org" CC: "linux-arm-kernel@lists.infradead.org" , "shawnguo@kernel.org" , dl-linux-imx , "l.stach@pengutronix.de" , "robh+dt@kernel.org" , "devicetree@vger.kernel.org" , "tglx@linutronix.de" , Aisheng Dong , Marc Zyngier Subject: [PATCH V3 2/4] dt-bindings: irq: imx-irqsteer: add multi output interrupts support Thread-Topic: [PATCH V3 2/4] dt-bindings: irq: imx-irqsteer: add multi output interrupts support Thread-Index: AQHUuTt8PgNPpOmrA0+KGlk6eJo21w== Date: Thu, 31 Jan 2019 08:03:43 +0000 Message-ID: <1548921464-28917-3-git-send-email-aisheng.dong@nxp.com> References: <1548921464-28917-1-git-send-email-aisheng.dong@nxp.com> In-Reply-To: <1548921464-28917-1-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: HK2PR02CA0184.apcprd02.prod.outlook.com (2603:1096:201:21::20) To AM0PR04MB4211.eurprd04.prod.outlook.com (2603:10a6:208:66::21) authentication-results: spf=none (sender IP is ) smtp.mailfrom=aisheng.dong@nxp.com; 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Cc: Marc Zyngier Cc: Rob Herring Cc: Lucas Stach Cc: Shawn Guo Cc: devicetree@vger.kernel.org Signed-off-by: Dong Aisheng Reviewed-by: Lucas Stach --- ChangeLog: v2->v3: * fix a typo v1->v2: * remove one unnecessary note. --- .../devicetree/bindings/interrupt-controller/fsl,irqsteer.txt | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt b/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt index 6d0a41b..582991c 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt @@ -6,8 +6,9 @@ Required properties: - "fsl,imx8m-irqsteer" - "fsl,imx-irqsteer" - reg: Physical base address and size of registers. -- interrupts: Should contain the parent interrupt line used to multiplex the - input interrupts. +- interrupts: Should contain the up to 8 parent interrupt lines used to + multiplex the input interrupts. They should be specified sequentially + from output 0 to 7. - clocks: Should contain one clock for entry in clock-names see Documentation/devicetree/bindings/clock/clock-bindings.txt - clock-names: