From patchwork Mon Feb 26 11:49:17 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jun Li X-Patchwork-Id: 877799 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=fail (p=none dis=none) header.from=nxp.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.b="AlDsn54l"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3zqgWZ1Knlz9s25 for ; Mon, 26 Feb 2018 23:05:30 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752773AbeBZMF3 (ORCPT ); Mon, 26 Feb 2018 07:05:29 -0500 Received: from mail-db5eur01on0057.outbound.protection.outlook.com ([104.47.2.57]:65264 "EHLO EUR01-DB5-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752934AbeBZMF2 (ORCPT ); Mon, 26 Feb 2018 07:05:28 -0500 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; bh=nT47k2ibT6ScvSTtKvUET4YMcveMnOivECFVKepwGnk=; b=AlDsn54lwjxwdm8Zf4r8E+qS0hc5aS++Se+eVUVj/VQ90Q3M9D0wGU8L2QmgpNSEU2cly5Nl3Jg2LdbpenRR0YbNwt6eNpTrqX5juOtBRguxpUKL1cSnZJDRYyy1JifqcfqqSnj3+rGKsew6UVEvR+VqjRTJsTsMwuayobHOejo= Received: from b47624-OptiPlex-7040.ap.freescale.net (92.121.68.129) by VI1PR0402MB3917.eurprd04.prod.outlook.com (2603:10a6:803:22::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.20.527.15; Mon, 26 Feb 2018 12:05:19 +0000 From: Li Jun To: gregkh@linuxfoundation.org, robh+dt@kernel.org, heikki.krogerus@linux.intel.com, linux@roeck-us.net Cc: a.hajda@samsung.com, mark.rutland@arm.com, jun.li@nxp.com, yueyao@google.com, peter.chen@nxp.com, garsilva@embeddedor.com, o_leveque@orange.fr, shufan_lee@richtek.com, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-imx@nxp.com Subject: [PATCH v2 10/12] dt-bindings: connector: add properties for typec power delivery Date: Mon, 26 Feb 2018 19:49:17 +0800 Message-Id: <1519645759-12701-11-git-send-email-jun.li@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1519645759-12701-1-git-send-email-jun.li@nxp.com> References: <1519645759-12701-1-git-send-email-jun.li@nxp.com> MIME-Version: 1.0 X-Originating-IP: [92.121.68.129] X-ClientProxiedBy: HK2PR02CA0206.apcprd02.prod.outlook.com (2603:1096:201:20::18) To VI1PR0402MB3917.eurprd04.prod.outlook.com (2603:10a6:803:22::30) X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 542b2c0b-624c-4f1e-c7b8-08d57d1137fa X-Microsoft-Antispam: UriScan:; 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Signed-off-by: Li Jun --- Changes for v2: - Added typec properties are based on general usb connector bindings[1] proposed by Andrzej Hajda. - Use the standard unit suffixes as defined in property-units.txt. [1] https://patchwork.kernel.org/patch/10231447/ .../bindings/connector/usb-connector.txt | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.txt b/Documentation/devicetree/bindings/connector/usb-connector.txt index e1463f1..242f6df 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.txt +++ b/Documentation/devicetree/bindings/connector/usb-connector.txt @@ -15,6 +15,30 @@ Optional properties: - type: size of the connector, should be specified in case of USB-A, USB-B non-fullsize connectors: "mini", "micro". +Required properties for usb-c-connector with power delivery support: +- port-type: should be one of "source", "sink" or "dual". +- default-role: preferred power role if port-type is "dual"(drp), should be + "sink" or "source". +- src-pdos: An array of u32 with each entry providing supported power + source data object(PDO), the detailed bit definitions of PDO can be found + in "Universal Serial Bus Power Delivery Specification" chapter 6.4.1.2 + Source_Capabilities Message, the order of each entry(PDO) should follow + the PD spec chapter 6.4.1. Required for power source and power dual role. +- snk-pdos: An array of u32 with each entry providing supported power + sink data object(PDO), the detailed bit definitions of PDO can be found in + "Universal Serial Bus Power Delivery Specification" chapter 6.4.1.3 Sink + Capabilities Message, the order of each entry(PDO) should follow the PD + spec chapter 6.4.1. Required for power sink and power dual role. +- max-snk-microvolt: The max voltage the sink can support in micro volts, + required for power sink and power dual role. +- max-snk-microamp: The max current the sink can support in micro amps, + required for power sink and power dual role. +- max-snk-microwatt-hours: The max power the sink can support in micro + Watt-hours, required for power sink and power dual role. +- op-snk-microwatt-hours: Sink required operating power in micro Watt-hours, + if source offered power is less then it, Capability Mismatch is set, + required for power sink and power dual role. + Required nodes: - any data bus to the connector should be modeled using the OF graph bindings specified in bindings/graph.txt, unless the bus is between parent node and @@ -73,3 +97,22 @@ ccic: s2mm005@33 { }; }; }; + +3. USB-C connector attached to a typec port controller(ptn5110), which has +power delivery support and enables drp. + +typec: ptn5110@50 { + ... + usb_con: connector { + compatible = "usb-c-connector"; + label = "USB-C"; + port-type = "dual"; + default-role = "sink"; + src-pdos = <0x380190c8>; + snk-pdos = <0x380190c8 0x3802d0c8>; + max-snk-microvolt = <9000>; + max-snk-microamp = <2000>; + max-snk-microwatt-hours = <18000>; + op-snk-microwatt-hours = <9000>; + }; +};