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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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190508_033528_146707_08389D3A X-CRM114-Status: GOOD ( 12.69 ) 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: Wen He , Leo Li 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 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>; + }; + }; + }; + + ... +}; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel