From patchwork Wed May 8 10:35:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen He X-Patchwork-Id: 1096882 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="ODb/aVkO"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44zXtW36Kdz9s7h for ; Wed, 8 May 2019 20:35:31 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727170AbfEHKfa (ORCPT ); Wed, 8 May 2019 06:35:30 -0400 Received: from mail-eopbgr130044.outbound.protection.outlook.com ([40.107.13.44]:23427 "EHLO EUR01-HE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726986AbfEHKfa (ORCPT ); Wed, 8 May 2019 06:35:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=zuyGBdsvb1ZSS+ut8oGSo82qb7LY29W3sX+054MBzfY=; b=ODb/aVkOUgriQE+UD1H5MRcQQ29SijjVXMXGk52Dn+g8Qy8ogatw7Wy3NaTYdQHwcoVudvn5/kMe4j6WZaapf/HeebGI/Rqi4Glli8Ll4/7GDWwrlwakSIxpCmsyqMlUNWqSuo0lWXIzA+odw/3ZKvwHNdpmGARaHblbL1NN/BA= Received: from AM0PR04MB4865.eurprd04.prod.outlook.com (20.176.215.158) by AM0PR04MB4962.eurprd04.prod.outlook.com (20.177.41.148) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1856.12; Wed, 8 May 2019 10:35:25 +0000 Received: from AM0PR04MB4865.eurprd04.prod.outlook.com ([fe80::f496:84c1:30b5:43be]) by AM0PR04MB4865.eurprd04.prod.outlook.com ([fe80::f496:84c1:30b5:43be%7]) with mapi id 15.20.1856.012; Wed, 8 May 2019 10:35:25 +0000 From: Wen He To: "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" , "shawnguo@kernel.org" , "robh+dt@kernel.org" CC: Leo Li , Wen He Subject: [v1 1/4] dt-bindings: display: Add DT bindings for LS1028A HDP-TX PHY. Thread-Topic: [v1 1/4] dt-bindings: display: Add DT bindings for LS1028A HDP-TX PHY. Thread-Index: AQHVBYm/GjgqdY4+pUuRDaU4fFYL0Q== Date: Wed, 8 May 2019 10:35:25 +0000 Message-ID: <20190508103703.40885-1-wen.he_1@nxp.com> Accept-Language: en-US, zh-CN Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: HK0PR03CA0037.apcprd03.prod.outlook.com (2603:1096:203:2f::25) To AM0PR04MB4865.eurprd04.prod.outlook.com (2603:10a6:208:c4::30) authentication-results: spf=none (sender IP is ) smtp.mailfrom=wen.he_1@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.17.1 x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 911ccc03-accb-4ffd-c8cf-08d6d3a0e148 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600141)(711020)(4605104)(4618075)(2017052603328)(7193020); SRVR:AM0PR04MB4962; x-ms-traffictypediagnostic: AM0PR04MB4962: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:5236; x-forefront-prvs: 0031A0FFAF x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(366004)(396003)(136003)(346002)(376002)(39860400002)(199004)(189003)(478600001)(14444005)(66946007)(186003)(2616005)(476003)(53936002)(66556008)(99286004)(4326008)(66066001)(73956011)(1076003)(66446008)(36756003)(64756008)(305945005)(316002)(7736002)(54906003)(2501003)(110136005)(52116002)(6506007)(386003)(256004)(2201001)(102836004)(86362001)(66476007)(5660300002)(26005)(6116002)(3846002)(14454004)(2906002)(6512007)(8936002)(71190400001)(71200400001)(486006)(50226002)(6486002)(6436002)(68736007)(25786009)(8676002)(81166006)(81156014); DIR:OUT; SFP:1101; SCL:1; SRVR:AM0PR04MB4962; H:AM0PR04MB4865.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX: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: XSzdo0y2m/pSCRaGq6hkDofDKsRmTh3kWiliwEWtoXNkCLXhwvI7s0dxEBnSaUbHFWTwprkWDN6OGtWPLUdExcTLzDaArBt7CgR9Kwi1Ksle4+7n91GilnOOyF3Y6HB6SOkKpwXXjkJO/PgiEZdKXveCL1tb5BGOwt6Lc8Oy1MwNE91YTYxgU0bZDCzXSAEI7UyMDo5ESRHT17hYEzxCEOkVfKx9rVHWN5is7iTUA02d/cgtL0E0JdkmfrmEVXjybcoUf/LvFPRF61g0YHm5S9yfNrTQaXUj8wkBE6zfomSaetOQY5xqQSjmwNiBdSUCzc9etYztA/AVf0nnuX0pSn8ZsDurJQRi8ZfqIatWIxpBj4dFHbSF+d6vCBngmD7iekV6KJCL73xhRaDIcvp0saYW+qAA5oe7a1CPRIt39ts= MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 911ccc03-accb-4ffd-c8cf-08d6d3a0e148 X-MS-Exchange-CrossTenant-originalarrivaltime: 08 May 2019 10:35:25.1443 (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: AM0PR04MB4962 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add DT bindings documentmation for the HDP-TX PHY controller. The describes which could be found on NXP Layerscape ls1028a platform. Signed-off-by: Wen He --- .../devicetree/bindings/display/fsl,hdp.txt | 56 +++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/fsl,hdp.txt diff --git a/Documentation/devicetree/bindings/display/fsl,hdp.txt b/Documentation/devicetree/bindings/display/fsl,hdp.txt new file mode 100644 index 000000000000..36b5687a1261 --- /dev/null +++ b/Documentation/devicetree/bindings/display/fsl,hdp.txt @@ -0,0 +1,56 @@ +NXP Layerscpae ls1028a HDP-TX PHY Controller +============================================ + +The following bindings describe the Cadence HDP TX PHY on ls1028a that +offer multi-protocol support of standars such as eDP and Displayport, +supports for 25-600MHz pixel clock and up to 4k2k at 60MHz resolution. +The HDP transmitter is a Cadence HDP TX controller IP with a companion +PHY IP. + +Required properties: + - compatible: Should be "fsl,ls1028a-dp" for ls1028a. + - reg: Physical base address and size of the block of registers used + by the processor. + - interrupts: HDP hotplug in/out detect interrupt number + - clocks: A list of phandle + clock-specifier pairs, one for each entry + in 'clock-names' + - clock-names: A list of clock names. It should contain: + - "clk_ipg": inter-Integrated circuit clock + - "clk_core": for the Main Display TX controller clock + - "clk_pxl": for the pixel clock feeding the output PLL of the processor + - "clk_pxl_mux": for the high PerfPLL bypass clock + - "clk_pxl_link": for the link rate pixel clock + - "clk_apb": for the APB interface clock + - "clk_vif": for the Video pixel clock + +Required sub-nodes: + - port: The HDP connection to an encoder output port. The connection + is modelled using the OF graph bindings specified in + Documentation/devicetree/bindings/graph.txt + + +Example: + +/ { + ... + + hdp: display@f200000 { + compatible = "fsl,ls1028a-dp"; + reg = <0x0 0xf1f0000 0x0 0xffff>, + <0x0 0xf200000 0x0 0xfffff>; + interrupts = <0 221 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&sysclk>, <&hdpclk>, <&dpclk>, + <&dpclk>, <&dpclk>, <&pclk>, <&dpclk>; + clock-names = "clk_ipg", "clk_core", "clk_pxl", + "clk_pxl_mux", "clk_pxl_link", "clk_apb", + "clk_vif"; + + port { + dp1_output: endpoint { + remote-endpoint = <&dp0_input>; + }; + }; + }; + + ... +};