From patchwork Fri Sep 4 08:22:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 297720 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3A32AC28E83 for ; Fri, 4 Sep 2020 08:23:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 026A62074D for ; Fri, 4 Sep 2020 08:23:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="GT1OAVyg"; dkim=pass (1024-bit key) header.d=amazonses.com header.i=@amazonses.com header.b="BAchygiN" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729899AbgIDIXU (ORCPT ); Fri, 4 Sep 2020 04:23:20 -0400 Received: from a27-21.smtp-out.us-west-2.amazonses.com ([54.240.27.21]:39396 "EHLO a27-21.smtp-out.us-west-2.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729731AbgIDIWx (ORCPT ); Fri, 4 Sep 2020 04:22:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=zsmsymrwgfyinv5wlfyidntwsjeeldzt; d=codeaurora.org; t=1599207773; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=GQ5X4rYz/5gctr6bPJcOyx/KllBUBw64I/aL0YQXbbM=; b=GT1OAVygLqRabFH/8WDxp1UTeMylLr5kaxyYgD57crvriQdGx5XlvKQlM5K9iBF1 6x1R7L54nFFcmNXC1z54e2oUiVtgZEIZyRv6pGmYP+iz0/tPe3IWRH2MFVHAIQXneQ1 oUth8HHkSB7Pkpuz/CRNjGOBC2bMAzTwlZSCy9Cs= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=hsbnp7p3ensaochzwyq5wwmceodymuwv; d=amazonses.com; t=1599207773; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Feedback-ID; bh=GQ5X4rYz/5gctr6bPJcOyx/KllBUBw64I/aL0YQXbbM=; b=BAchygiNygh22GpaFB6CToyF13iG7Qc5l6CP7MPcnx9erx2LCGb04kclxRZz5QnE xSFzdhbGU11uTRt81+1tACenzmv0LZeAY3m1vuCKlwVFZaMn9sMeXb3xKOzsz6fIAbc sKI+DPg4puEWse539ct74cft50+gAhzK5iPEXzQc= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org DA32BC433F1 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: sboyd@kernel.org, heikki.krogerus@linux.intel.com, gregkh@linuxfoundation.org, robh+dt@kernel.org, agross@kernel.org, bjorn.andersson@linaro.org Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-usb@vger.kernel.org, jackp@codeaurora.org, sergei.shtylyov@gmail.com, Wesley Cheng Subject: [PATCH v9 2/4] dt-bindings: usb: Add Qualcomm PMIC type C controller dt-binding Date: Fri, 4 Sep 2020 08:22:53 +0000 Message-ID: <0101017458361303-16620b87-c433-4c00-a061-b1e688363539-000000@us-west-2.amazonses.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200904082223.25563-1-wcheng@codeaurora.org> References: <20200904082223.25563-1-wcheng@codeaurora.org> MIME-Version: 1.0 X-SES-Outgoing: 2020.09.04-54.240.27.21 Feedback-ID: 1.us-west-2.CZuq2qbDmUIuT3qdvXlRHZZCpfZqZ4GtG9v3VKgRyF0=:AmazonSES Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Introduce the dt-binding for enabling USB type C orientation and role detection using the PM8150B. The driver will be responsible for receiving the interrupt at a state change on the CC lines, reading the orientation/role, and communicating this information to the remote clients, which can include a role switch node and a type C switch. Signed-off-by: Wesley Cheng --- .../bindings/usb/qcom,pmic-typec.yaml | 108 ++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml diff --git a/Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml b/Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml new file mode 100644 index 000000000000..8582ab6a3cc4 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/qcom,pmic-typec.yaml @@ -0,0 +1,108 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/usb/qcom,pmic-typec.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Qualcomm PMIC based USB type C Detection Driver + +maintainers: + - Wesley Cheng + +description: | + Qualcomm PMIC Type C Detect + +properties: + compatible: + enum: + - qcom,pm8150b-usb-typec + + reg: + maxItems: 1 + description: Type C base address + + interrupts: + maxItems: 1 + description: CC change interrupt from PMIC + + connector: + $ref: /connector/usb-connector.yaml# + description: Connector type for remote endpoints + type: object + + properties: + compatible: + enum: + - usb-c-connector + + power-role: true + data-role: true + + ports: + description: Remote endpoint connections + type: object + + properties: + port@1: + description: Remote endpoints for the Super Speed path + type: object + + properties: + endpoint@0: + description: Connection to USB type C mux node + type: object + + endpoint@1: + description: Connection to role switch node + type: object + + required: + - compatible + +required: + - compatible + - reg + - interrupts + - connector + +additionalProperties: false + +examples: + - | + #include + pm8150b { + #address-cells = <1>; + #size-cells = <0>; + pm8150b_typec: typec@1500 { + compatible = "qcom,pm8150b-usb-typec"; + reg = <0x1500>; + interrupts = <0x2 0x15 0x5 IRQ_TYPE_EDGE_RISING>; + + connector { + compatible = "usb-c-connector"; + power-role = "dual"; + data-role = "dual"; + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + }; + port@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + usb3_data_ss: endpoint@0 { + reg = <0>; + remote-endpoint = <&qmp_ss_mux>; + }; + usb3_role: endpoint@1 { + reg = <1>; + remote-endpoint = <&dwc3_drd_switch>; + }; + }; + }; + }; + }; + }; +...