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Dong" CC: dl-linux-imx , "linux-kernel@vger.kernel.org" Subject: [PATCH 1/2] Doc: bindings: Add binding doc for nxp system counter timer Thread-Topic: [PATCH 1/2] Doc: bindings: Add binding doc for nxp system counter timer Thread-Index: AQHUeBj/Wwlaqk7LyUC/Qc2INink6Q== Date: Fri, 9 Nov 2018 10:43:05 +0000 Message-ID: <1541760402-17274-1-git-send-email-ping.bai@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 1.9.1 x-clientproxiedby: HK0PR01CA0037.apcprd01.prod.exchangelabs.com (2603:1096:203:3e::25) To VI1PR0402MB3519.eurprd04.prod.outlook.com (2603:10a6:803:8::24) authentication-results: spf=none (sender IP is ) smtp.mailfrom=ping.bai@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [92.121.68.129] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;VI1PR0402MB2702;6:j+r88V5uUW3JKa3U2vYXkKIcvOEvB0LmmnPQPZqQQdEy2bBpINC6cXE70WQlJbkFq/c3u4O3FVedK9j42Y8qHlwHCoBmiluxpMIH21d7zvUY/lLXbACGiVzxPPVe9bwWr9HS+BuwjFQ04UeQc1X0HdEp1TqQfqtJ5mlwGiWlLMq0e4Ck+7AFeOaiTvfKRU0peHGFyEEbY/JsKMbkhUuuLUCO+Q0z6lK+GviuXiSKXtEVADXXgTr/rpL2XbNiECPeY1iFMw3QlC0Y4oyFeojogHaXxFJbStnrQekCJn8RogSogwkusxV+khOn9kJlV40CrmP6G989by7hm+LjRGipuui2bMrAdQNNCsuef9bA21uFzOdAp93Qj1e10n0PBKWhpL0YJNZ9solP2CDMwLQmspr+MIUUWqN6MZ+ez4MoaPJSLOIM7onazqR8R1aGMvjXyNZ53MibqjR8Zm1FwlDCbQ==;5:gM7uiPiqsBAgfv7FWdiJovuHFw+XW3dm6j5/YIxBNa1PgtE+vITAdwfCc0WyZyWWwwJmybwWM3x7oqwBzVO3dKXyBuuJdpDG1v5T6vYcWM/WZyUlLIHJSBrj1lFpwGMK1hfFM3q03hHis16ICy0YK8ALy0TjM3fw0MSaj4yn1GI=;7:DRRi2Ip+z1AOTFzIFS00ve60fMJonZwEctXqFdR+tZ9LcTgcB/urS1lj3TJJKJSerjXsC1/mKb+t++GK0pS8lcEmwiBjQi9HO8SOzF4Zd+e7OkI68xf5NV6SgmuZjjtVL47KZsuiGMnrE5MZhJdizA== x-ms-office365-filtering-correlation-id: afbccefe-15f3-416c-ba14-08d64630217f x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600074)(711020)(4618075)(2017052603328)(7153060)(7193020);SRVR:VI1PR0402MB2702; x-ms-traffictypediagnostic: VI1PR0402MB2702: x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(185117386973197); x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(8211001083)(6040522)(2401047)(8121501046)(5005006)(93006095)(93001095)(10201501046)(3002001)(3231382)(944501410)(52105095)(6055026)(148016)(149066)(150057)(6041310)(20161123564045)(20161123560045)(20161123562045)(20161123558120)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(201708071742011)(7699051)(76991095);SRVR:VI1PR0402MB2702;BCL:0;PCL:0;RULEID:;SRVR:VI1PR0402MB2702; x-forefront-prvs: 08512C5403 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(136003)(366004)(376002)(396003)(346002)(39850400004)(189003)(199004)(486006)(14454004)(476003)(2616005)(3846002)(6116002)(25786009)(102836004)(305945005)(99286004)(71190400001)(26005)(2501003)(81166006)(386003)(6506007)(6436002)(7736002)(71200400001)(2900100001)(52116002)(5660300001)(6636002)(4326008)(81156014)(256004)(36756003)(8676002)(478600001)(54906003)(66066001)(110136005)(2906002)(97736004)(6512007)(53936002)(8936002)(186003)(50226002)(6486002)(575784001)(86362001)(68736007)(106356001)(316002)(105586002);DIR:OUT;SFP:1101;SCL:1;SRVR:VI1PR0402MB2702;H:VI1PR0402MB3519.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-microsoft-antispam-message-info: RMWQT+Zp/GPX4QYAuKyOJz1kiqVHRGqNxaUV+VCo+q3RH9m+G0ekiq3013epsuIqEwnxYhRIp6q2SLbvDsbTUSLdgY49+eHTG7aGBBYt84Xd3FlACwFOneXETbVCJ4DzJYkyg7mMHjrTywOb4jYp8wnYYlDFV5syfptJjE0iUnSgJrVc1JRwAM8/eNXtYQPEt7tkRcG6Spot4GytzrO/nN4IRFIjiX4KaaV2AsHXouO1HhAGj0f9ane8MQI3YuBE7Mth1xNJDx2MwwQWXqbRfAZTvM1N4RNM2NqEo/MrEoarVH4LIN8e4BTsl6SfxN8PNgyZgN+BRVD8YSmjmj73CdXBzAPwMzgP7D00chYoBWs= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM 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: afbccefe-15f3-416c-ba14-08d64630217f X-MS-Exchange-CrossTenant-originalarrivaltime: 09 Nov 2018 10:43:06.0147 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR0402MB2702 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the binding doc for nxp system counter timer module. Signed-off-by: Bai Ping --- .../devicetree/bindings/timer/nxp,sysctr_timer.txt | 28 ++++++++++++++++++= ++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/nxp,sysctr_time= r.txt diff --git a/Documentation/devicetree/bindings/timer/nxp,sysctr_timer.txt b= /Documentation/devicetree/bindings/timer/nxp,sysctr_timer.txt new file mode 100644 index 0000000..6c0aeed --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nxp,sysctr_timer.txt @@ -0,0 +1,28 @@ +NXP System Counter Module(sys_ctr) + +The system counter(sys_ctr) is a programmable system counter which provide= s +a shared time base to Cortex A15, A7, A53, A73, etc. it is intended for us= e in +applications where the counter is always powered and support multiple, +unrelated clocks. + +Required properties: + +- compatible : should be "nxp,sysctr-timer" +- reg : Specifies the base physical address and size of the co= mapre + frame and the counter control, read & compare. +- interrupts : should be the compare frames' interrupt +- clock-frequency : Specifies the counter clock frequency. + +Example: + + system_counter: timer@306a0000 { + compatible =3D "nxp,sysctr-timer"; + reg =3D <0x0 0x306a0000 0x0 0x10000>, /* system-counter-rd base */ + <0x0 0x306b0000 0x0 0x10000>, /* system-counter-cmp base */ + <0x0 0x306c0000 0x0 0x10000>; /* system-counter-ctrl base */ + clock-frequency =3D <8000000>; + interrupts =3D , + ; + }; + + --=20 1.9.1