From patchwork Thu Feb 7 11:17:31 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jorge Ramirez-Ortiz X-Patchwork-Id: 10800859 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 12CCF6C2 for ; Thu, 7 Feb 2019 11:18:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 007DC2C483 for ; Thu, 7 Feb 2019 11:18:17 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E83E52C493; Thu, 7 Feb 2019 11:18:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 8F6802C483 for ; Thu, 7 Feb 2019 11:18:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qrZeYKkhXLX10guwDQmfbBszEEOEBXOvLeu1APip4Ow=; b=UhqQ/aNbULuy3O ygfMsPZGpuMjQ1cNQo1p0Txg0KO/JRxfdqvX2uDR46Oezodqx9mUlrhSUuGyrrbZVXzwdEDN09rwv Bi4vMxAlBA7G0fjgCZ1ul7/JFZQ4/VvyMGv2Ewr8GuwATX9pYMVMSupM644tIiOD0wz0qaliS8PtZ Gkvd5D5iXMkL1OCfJ+xkCVHaYJSypmhB2W/07J8S9naMKB9YCK26soOwdK1DEHQ7vtziJAnTf8Xe+ Iz7v7KLXKtCNR1nYSzoQtliXRt+QiGYipdFZ9Xt486SxeZoyh3qErJAEhEsZkJjxpbmVtqcTYJqxV 0RT6wemFc6uk+OLY95gw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1grhh5-0008WN-PM; Thu, 07 Feb 2019 11:18:11 +0000 Received: from mail-wr1-x443.google.com ([2a00:1450:4864:20::443]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1grhgc-00087C-T1 for linux-arm-kernel@lists.infradead.org; Thu, 07 Feb 2019 11:17:48 +0000 Received: by mail-wr1-x443.google.com with SMTP id r2so11047437wrv.10 for ; Thu, 07 Feb 2019 03:17:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=LbpoBRsypdTGREkLevfYOmN/+f576KJEExTxTQozG1I=; b=xekeLArv2SqmtefnkYskRI5SOxiZlgYE/u+IpxrKpPoL9f4dMAk+VWS9YMso+XSKso RtzyKMM9rVn9ZnzMy7bBBDx7zPGDa3lVhbbddrjV5QgRscd3qxa0HO5ar6PFMsgOvBH7 Fp3FyHFPlNBqHO6NqpFw85H/QIXQBE2q1gg/rpq32Pr7YyPFSi5i+cXclkMBSdaSPu+N WDCOrIEuvVP60iD2Fzqxx04lYuwvFCAIFdV0Iq7+Mo4LIbbWT02GTpVoLBhfPuWgQrrH rSwP/BIsTPKM32+B9mvzgOgDGho6IUV6MvlJlcnnRTsaiS2oRxh2VYlm9/Wr5tKfvDU2 A0VA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=LbpoBRsypdTGREkLevfYOmN/+f576KJEExTxTQozG1I=; b=svdIKRO6c6mred2boT9fp+semm/6WShFAWJ577ryi7e0tgLdOcDdk3fzPcAZrRpts6 txOnIIfa98u73J1ReHMBdvHypbUkR9QIqrCWp8kvAFCF3JG4NprTRZkJPJrp2PJVF+IP O0le+xStEk4p/taQEmGAAJr0dW4CsiNsyUvKypS/WZT2hk4/n/G5XeNbJjJowFnoZFjS V5oFm30WIdXhA3f0BHTzNBudBQu4dPvZViPidx8iiQQm/8xH/Yur6fIuxXxs5Sw8LZ1z dLk5PsqQQh7cCoAhlWby4LDT6ZIMHr+Y2p4KYT0Iw89w7aXBHktfTFIIuoeJatb4uiXc Goyg== X-Gm-Message-State: AHQUAuYeadiu2s+2kn9nu1eiwNnOOUu4x2+YMNGmPJrRdJbXJRgdkhQb K0SP1kNuqHZhq50Ft+ou9SIFaA== X-Google-Smtp-Source: AHgI3Ibyx9sci/B29k7DCAhPNZF6PlgRln+oZkpPg2znflAAlKybEU+QoLbKXKr0XAj6mQA6iRhgJw== X-Received: by 2002:adf:9123:: with SMTP id j32mr12508598wrj.122.1549538261159; Thu, 07 Feb 2019 03:17:41 -0800 (PST) Received: from localhost.localdomain (42.red-95-121-90.dynamicip.rima-tde.net. [95.121.90.42]) by smtp.gmail.com with ESMTPSA id a62sm24490224wmf.47.2019.02.07.03.17.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 07 Feb 2019 03:17:40 -0800 (PST) From: Jorge Ramirez-Ortiz To: jorge.ramirez-ortiz@linaro.org, robh@kernel.org, bjorn.andersson@linaro.org Subject: [PATCH v4 1/4] dt-bindings: phy: remove qcom-dwc3-usb-phy Date: Thu, 7 Feb 2019 12:17:31 +0100 Message-Id: <20190207111734.24171-2-jorge.ramirez-ortiz@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> References: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190207_031743_379842_29CB6D61 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: mark.rutland@arm.com, devicetree@vger.kernel.org, jackp@codeaurora.org, gregkh@linuxfoundation.org, swboyd@chromium.org, linux-usb@vger.kernel.org, khasim.mohammed@linaro.org, linux-kernel@vger.kernel.org, kishon@ti.com, linux-arm-msm@vger.kernel.org, andy.gross@linaro.org, shawn.guo@linaro.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This binding is not used by any driver. Signed-off-by: Jorge Ramirez-Ortiz Reviewed-by: Rob Herring --- .../bindings/phy/qcom-dwc3-usb-phy.txt | 37 ------------------- 1 file changed, 37 deletions(-) delete mode 100644 Documentation/devicetree/bindings/phy/qcom-dwc3-usb-phy.txt diff --git a/Documentation/devicetree/bindings/phy/qcom-dwc3-usb-phy.txt b/Documentation/devicetree/bindings/phy/qcom-dwc3-usb-phy.txt deleted file mode 100644 index a1697c27aecd..000000000000 --- a/Documentation/devicetree/bindings/phy/qcom-dwc3-usb-phy.txt +++ /dev/null @@ -1,37 +0,0 @@ -Qualcomm DWC3 HS AND SS PHY CONTROLLER --------------------------------------- - -DWC3 PHY nodes are defined to describe on-chip Synopsis Physical layer -controllers. Each DWC3 PHY controller should have its own node. - -Required properties: -- compatible: should contain one of the following: - - "qcom,dwc3-hs-usb-phy" for High Speed Synopsis PHY controller - - "qcom,dwc3-ss-usb-phy" for Super Speed Synopsis PHY controller -- reg: offset and length of the DWC3 PHY controller register set -- #phy-cells: must be zero -- clocks: a list of phandles and clock-specifier pairs, one for each entry in - clock-names. -- clock-names: Should contain "ref" for the PHY reference clock - -Optional clocks: - "xo" External reference clock - -Example: - phy@100f8800 { - compatible = "qcom,dwc3-hs-usb-phy"; - reg = <0x100f8800 0x30>; - clocks = <&gcc USB30_0_UTMI_CLK>; - clock-names = "ref"; - #phy-cells = <0>; - - }; - - phy@100f8830 { - compatible = "qcom,dwc3-ss-usb-phy"; - reg = <0x100f8830 0x30>; - clocks = <&gcc USB30_0_MASTER_CLK>; - clock-names = "ref"; - #phy-cells = <0>; - - }; From patchwork Thu Feb 7 11:17:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jorge Ramirez-Ortiz X-Patchwork-Id: 10800861 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B25ED6C2 for ; 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[95.121.90.42]) by smtp.gmail.com with ESMTPSA id a62sm24490224wmf.47.2019.02.07.03.17.41 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 07 Feb 2019 03:17:42 -0800 (PST) From: Jorge Ramirez-Ortiz To: jorge.ramirez-ortiz@linaro.org, robh@kernel.org, bjorn.andersson@linaro.org Subject: [PATCH v4 2/4] dt-bindings: connector: Add vbus-supply property Date: Thu, 7 Feb 2019 12:17:32 +0100 Message-Id: <20190207111734.24171-3-jorge.ramirez-ortiz@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> References: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190207_031744_808389_1888F653 X-CRM114-Status: GOOD ( 10.82 ) 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: mark.rutland@arm.com, devicetree@vger.kernel.org, jackp@codeaurora.org, gregkh@linuxfoundation.org, swboyd@chromium.org, linux-usb@vger.kernel.org, khasim.mohammed@linaro.org, linux-kernel@vger.kernel.org, kishon@ti.com, linux-arm-msm@vger.kernel.org, andy.gross@linaro.org, shawn.guo@linaro.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Some phys might need to control their VBUS regulators while not being supplied by them. If such support is required, use the vbus-supply property in the connector to retrieve the regulator. Signed-off-by: Jorge Ramirez-Ortiz Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/connector/usb-connector.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.txt b/Documentation/devicetree/bindings/connector/usb-connector.txt index a9a2f2fc44f2..2ad22dd6dc39 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.txt +++ b/Documentation/devicetree/bindings/connector/usb-connector.txt @@ -16,6 +16,10 @@ Optional properties: non-fullsize connectors: "mini", "micro". - self-powered: Set this property if the usb device that has its own power source. +- vbus-supply: + Value type: + Definition: phandle to the regulator VBUS supply node. Set this property if + the connector is supplied by VBUS. Optional properties for usb-c-connector: - power-role: should be one of "source", "sink" or "dual"(DRP) if typec From patchwork Thu Feb 7 11:17:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jorge Ramirez-Ortiz X-Patchwork-Id: 10800863 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DB0811390 for ; Thu, 7 Feb 2019 11:18:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BD47D29207 for ; Thu, 7 Feb 2019 11:18:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A7ADE2906C; Thu, 7 Feb 2019 11:18:51 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2572C28702 for ; Thu, 7 Feb 2019 11:18:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=bRkWIElOo7tNzhjeQJR6A1Yc6rumYXlYlGWBVQ+O1js=; b=doymvu1PThAWH5 5puG45hgDpEI0szX1EB72VN5skZfnRSAm3T6Ysk1O8wsOPizH2+tz/MzbQoFUKrAbR+4z3dlXx3S/ 1dnLkfRsFv1VzLxdYnkiQMMQ7uFxvfTf0KenV1Q7uya+22qnEP+1QDJI+D9rab8KIJ+O43cJFgDDc 1Dhe/1DyVvHyxX8fvZRxdnyySvxKZnQXsOEG4RzIsY7I5iEBfYmwR9/bEXPAhxiiRrCSne5lAZEFU DiAiNpUBSasBDy+10lgKLBHgZL8MNrQCwz3pZiO/whUaWiQr/nVmSATQbXMkTfBdSVIcMp/1DyiAc kO5usafiNlkF8Lbffahw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1grhhe-0000gn-QO; Thu, 07 Feb 2019 11:18:46 +0000 Received: from mail-wr1-x442.google.com ([2a00:1450:4864:20::442]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1grhgf-0008AX-OG for linux-arm-kernel@lists.infradead.org; Thu, 07 Feb 2019 11:17:52 +0000 Received: by mail-wr1-x442.google.com with SMTP id a16so11144996wrv.0 for ; Thu, 07 Feb 2019 03:17:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=QnEuMYZYNfZTiAaCyfHqZT4lfGHr0o+uMykks6XX9xA=; b=bxCvqmZYTN7U9/njoi8RrudRZSox1QAoMxC0MiTwAetGy1HxGFuJBjmjPC3xWmR+fc 9+sHOkP/Bjto6EnjqgE/rHZK3cqT3z10RMM+U/P/xO9F/bIJAHi4QUcQGLtqo2H4TIEe h7ar0Rw/K1QRa2FLHih/aMF78EIaOeMqr+6yGbmSg2AjqWGTPUfNH2i7CaLSMz48OvIA YHntYDfqNBjUSYxocx6c6rluSxb5jiZGAsU2snxSWiRyu32SV2FBIlf1xK4LcPHWd4gJ 3rYXc2Cahcz5orrUaQsftIl/2THWOhoIqUujhKkk4hRu2FbGJrozhG66O63AOk6MafrL 1HaA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=QnEuMYZYNfZTiAaCyfHqZT4lfGHr0o+uMykks6XX9xA=; b=OlyF3Du/wt7i6GYK3YKt6ADxe9cBo2DiHTSeADxEe8lObN3RwZo2JRVVeANOBdq907 5J1TjEOEFe+phjzX7aniMr+XrB4mL/RPFuTcRtndwtv8pRzS75qXUe70Lr6cAH18P9k4 +l2g7pruHWk+eEKMe2/y9rdH0ymoNsZidxza4vj54y45FAK7jcptQyUQzcSmG4Sep6y7 KjxQWsKSOSWgjgzPVFlt7htGbHS6tfIpy51lknrc9vNmPMOS+adIQvTxKbEgyQ0oMYko L92MR8tAPys78j7skCZykn1w/0PZReaplLodAK0IXsaI60gpGfJggqB1QoI/6PhV3BaF /Mgg== X-Gm-Message-State: AHQUAuYIfItCVxEYkMgzUq4qAPkDlyeU0DQdJjAZbODH0CSe3+I53TmM g3kCg5VQxgDTWA+QbHyQWcILJw== X-Google-Smtp-Source: AHgI3IaWxxcYF6UIB2/LiUF7CxbuUic76NgWtAcyZhILDHylwdcEkWIqvblkWwoFC0HdeoylqGpRog== X-Received: by 2002:adf:84e4:: with SMTP id 91mr11726200wrg.237.1549538264038; Thu, 07 Feb 2019 03:17:44 -0800 (PST) Received: from localhost.localdomain (42.red-95-121-90.dynamicip.rima-tde.net. [95.121.90.42]) by smtp.gmail.com with ESMTPSA id a62sm24490224wmf.47.2019.02.07.03.17.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 07 Feb 2019 03:17:43 -0800 (PST) From: Jorge Ramirez-Ortiz To: jorge.ramirez-ortiz@linaro.org, robh@kernel.org, bjorn.andersson@linaro.org Subject: [PATCH v4 3/4] dt-bindings: Add Qualcomm USB SuperSpeed PHY bindings Date: Thu, 7 Feb 2019 12:17:33 +0100 Message-Id: <20190207111734.24171-4-jorge.ramirez-ortiz@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> References: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190207_031746_359762_EBAAA177 X-CRM114-Status: GOOD ( 12.46 ) 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: mark.rutland@arm.com, devicetree@vger.kernel.org, jackp@codeaurora.org, gregkh@linuxfoundation.org, swboyd@chromium.org, linux-usb@vger.kernel.org, khasim.mohammed@linaro.org, linux-kernel@vger.kernel.org, kishon@ti.com, linux-arm-msm@vger.kernel.org, andy.gross@linaro.org, shawn.guo@linaro.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Binding description for Qualcomm's Synopsys 1.0.0 SuperSpeed phy controller embedded in QCS404. Based on Sriharsha Allenki's original definitions. Signed-off-by: Jorge Ramirez-Ortiz --- .../bindings/phy/qcom,snps-usb-ssphy.txt | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/qcom,snps-usb-ssphy.txt diff --git a/Documentation/devicetree/bindings/phy/qcom,snps-usb-ssphy.txt b/Documentation/devicetree/bindings/phy/qcom,snps-usb-ssphy.txt new file mode 100644 index 000000000000..354e6f9cef62 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,snps-usb-ssphy.txt @@ -0,0 +1,79 @@ +Qualcomm Synopsys 1.0.0 SS phy controller +=========================================== + +Qualcomm 1.0.0 SS phy controller supports SuperSpeed USB connectivity on +some Qualcomm platforms. + +Required properties: + +- compatible: + Value type: + Definition: Should contain "qcom,snps-usb-ssphy". + +- reg: + Value type: + Definition: USB PHY base address and length of the register map. + +- #phy-cells: + Value type: + Definition: Should be 0. See phy/phy-bindings.txt for details. + +- clocks: + Value type: + Definition: See clock-bindings.txt section "consumers". List of + three clock specifiers for reference, phy core and + pipe clocks. + +- clock-names: + Value type: + Definition: Names of the clocks in 1-1 correspondence with the "clocks" + property. Must contain "ref", "phy" and "pipe". + +- vdd-supply: + Value type: + Definition: phandle to the regulator VDD supply node. + +- vdda1p8-supply: + Value type: + Definition: phandle to the regulator 1.8V supply node. + +Optional properties: + +- resets: + Value type: + Definition: See reset.txt section "consumers". Specifiers for COM and + PHY resets. + +- reset-names: + Value type: + Definition: Names of the resets in 1-1 correspondence with the "resets" + property. Must contain "com" and "phy" if the property is + specified. + +Required child nodes: + +- usb connector node as defined in bindings/connector/usb-connector.txt + containing the property vbus-supply. + +Example: + +usb3_phy: usb3-phy@78000 { + compatible = "qcom,snps-usb-ssphy"; + reg = <0x78000 0x400>; + #phy-cells = <0>; + clocks = <&rpmcc RPM_SMD_LN_BB_CLK>, + <&gcc GCC_USB_HS_PHY_CFG_AHB_CLK>, + <&gcc GCC_USB3_PHY_PIPE_CLK>; + clock-names = "ref", "phy", "pipe"; + resets = <&gcc GCC_USB3_PHY_BCR>, + <&gcc GCC_USB3PHY_PHY_BCR>; + reset-names = "com", "phy"; + vdd-supply = <&vreg_l3_1p05>; + vdda1p8-supply = <&vreg_l5_1p8>; + usb3_c_connector: usb3-c-connector { + compatible = "usb-c-connector"; + label = "USB-C"; + type = "micro"; + vbus-supply = <&usb3_vbus_reg>; + }; +}; From patchwork Thu Feb 7 11:17:34 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jorge Ramirez-Ortiz X-Patchwork-Id: 10800865 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C55E26C2 for ; 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[95.121.90.42]) by smtp.gmail.com with ESMTPSA id a62sm24490224wmf.47.2019.02.07.03.17.44 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 07 Feb 2019 03:17:44 -0800 (PST) From: Jorge Ramirez-Ortiz To: jorge.ramirez-ortiz@linaro.org, robh@kernel.org, bjorn.andersson@linaro.org Subject: [PATCH v4 4/4] phy: qualcomm: usb: Add SuperSpeed PHY driver Date: Thu, 7 Feb 2019 12:17:34 +0100 Message-Id: <20190207111734.24171-5-jorge.ramirez-ortiz@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> References: <20190207111734.24171-1-jorge.ramirez-ortiz@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190207_031748_007653_D2F4BB55 X-CRM114-Status: GOOD ( 21.41 ) 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: mark.rutland@arm.com, devicetree@vger.kernel.org, jackp@codeaurora.org, gregkh@linuxfoundation.org, swboyd@chromium.org, linux-usb@vger.kernel.org, khasim.mohammed@linaro.org, linux-kernel@vger.kernel.org, kishon@ti.com, linux-arm-msm@vger.kernel.org, andy.gross@linaro.org, shawn.guo@linaro.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Controls Qualcomm's SS phy 1.0.0 implemented in the QCS404 and some other Qualcomm platforms. Based on Sriharsha Allenki's original code. Signed-off-by: Jorge Ramirez-Ortiz --- drivers/phy/qualcomm/Kconfig | 11 + drivers/phy/qualcomm/Makefile | 1 + drivers/phy/qualcomm/phy-qcom-usb-ss.c | 322 +++++++++++++++++++++++++ 3 files changed, 334 insertions(+) create mode 100644 drivers/phy/qualcomm/phy-qcom-usb-ss.c diff --git a/drivers/phy/qualcomm/Kconfig b/drivers/phy/qualcomm/Kconfig index 32f7d34eb784..a8dc550d25fb 100644 --- a/drivers/phy/qualcomm/Kconfig +++ b/drivers/phy/qualcomm/Kconfig @@ -82,3 +82,14 @@ config PHY_QCOM_USB_HSIC select GENERIC_PHY help Support for the USB HSIC ULPI compliant PHY on QCOM chipsets. + +config PHY_QCOM_USB_SS + tristate "Qualcomm USB SS PHY driver" + depends on ARCH_QCOM || COMPILE_TEST + depends on EXTCON || !EXTCON # if EXTCON=m, this cannot be built-in + select GENERIC_PHY + help + Enable this to support the Super-Speed USB transceiver on Qualcomm + chips. This driver supports the PHY which uses the QSCRATCH-based + register set for its control sequences, normally paired with newer + DWC3-based Super-Speed controllers on Qualcomm SoCs. diff --git a/drivers/phy/qualcomm/Makefile b/drivers/phy/qualcomm/Makefile index c56efd3af205..d594d532d137 100644 --- a/drivers/phy/qualcomm/Makefile +++ b/drivers/phy/qualcomm/Makefile @@ -9,3 +9,4 @@ obj-$(CONFIG_PHY_QCOM_UFS_14NM) += phy-qcom-ufs-qmp-14nm.o obj-$(CONFIG_PHY_QCOM_UFS_20NM) += phy-qcom-ufs-qmp-20nm.o obj-$(CONFIG_PHY_QCOM_USB_HS) += phy-qcom-usb-hs.o obj-$(CONFIG_PHY_QCOM_USB_HSIC) += phy-qcom-usb-hsic.o +obj-$(CONFIG_PHY_QCOM_USB_SS) += phy-qcom-usb-ss.o diff --git a/drivers/phy/qualcomm/phy-qcom-usb-ss.c b/drivers/phy/qualcomm/phy-qcom-usb-ss.c new file mode 100644 index 000000000000..cf3216669f78 --- /dev/null +++ b/drivers/phy/qualcomm/phy-qcom-usb-ss.c @@ -0,0 +1,322 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2012-2014,2017 The Linux Foundation. All rights reserved. + * Copyright (c) 2018, Linaro Limited + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define PHY_CTRL0 0x6C +#define PHY_CTRL1 0x70 +#define PHY_CTRL2 0x74 +#define PHY_CTRL4 0x7C + +/* PHY_CTRL bits */ +#define REF_PHY_EN BIT(0) +#define LANE0_PWR_ON BIT(2) +#define SWI_PCS_CLK_SEL BIT(4) +#define TST_PWR_DOWN BIT(4) +#define PHY_RESET BIT(7) + +#define NUM_BULK_CLKS 3 +#define NUM_BULK_REGS 2 + +struct ssphy_priv { + void __iomem *base; + struct device *dev; + struct reset_control *reset_com; + struct reset_control *reset_phy; + struct regulator_bulk_data regs[NUM_BULK_REGS]; + struct clk_bulk_data clks[NUM_BULK_CLKS]; + struct vbus_regulator { + struct regulator *consumer; + bool voted; /* regulator balancing: extcon controlled voltage */ + } vbus; + enum phy_mode mode; +}; + +static inline void qcom_ssphy_updatel(void __iomem *addr, u32 mask, u32 val) +{ + writel((readl(addr) & ~mask) | val, addr); +} + +static int qcom_ssphy_vbus_enable(struct vbus_regulator *vbus) +{ + int ret; + + if (vbus->voted) + return 0; + + ret = regulator_enable(vbus->consumer); + if (!ret) { + /* use count only increments on success */ + vbus->voted = true; + } + + return ret; +} + +static int qcom_ssphy_vbus_disable(struct vbus_regulator *vbus) +{ + if (!vbus->voted) + return 0; + + vbus->voted = false; + + return regulator_disable(vbus->consumer); +} + +static int qcom_ssphy_vbus_ctrl(struct vbus_regulator *vbus, enum phy_mode mode) +{ + if (mode == PHY_MODE_INVALID) + return 0; + + /* gadget attached */ + if (mode == PHY_MODE_USB_HOST) + return qcom_ssphy_vbus_enable(vbus); + + /* USB_DEVICE: gadget removed: enable detection */ + return qcom_ssphy_vbus_disable(vbus); +} + +static int qcom_ssphy_do_reset(struct ssphy_priv *priv) +{ + int ret; + + if (!priv->reset_com) { + qcom_ssphy_updatel(priv->base + PHY_CTRL1, PHY_RESET, + PHY_RESET); + usleep_range(10, 20); + qcom_ssphy_updatel(priv->base + PHY_CTRL1, PHY_RESET, 0); + } else { + ret = reset_control_assert(priv->reset_com); + if (ret) { + dev_err(priv->dev, "Failed to assert reset com\n"); + return ret; + } + + ret = reset_control_assert(priv->reset_phy); + if (ret) { + dev_err(priv->dev, "Failed to assert reset phy\n"); + return ret; + } + + usleep_range(10, 20); + + ret = reset_control_deassert(priv->reset_com); + if (ret) { + dev_err(priv->dev, "Failed to deassert reset com\n"); + return ret; + } + + ret = reset_control_deassert(priv->reset_phy); + if (ret) { + dev_err(priv->dev, "Failed to deassert reset phy\n"); + return ret; + } + } + + return 0; +} + +static int qcom_ssphy_power_on(struct phy *phy) +{ + struct ssphy_priv *priv = phy_get_drvdata(phy); + int ret; + + ret = regulator_bulk_enable(NUM_BULK_REGS, priv->regs); + if (ret) + return ret; + + ret = clk_bulk_prepare_enable(NUM_BULK_CLKS, priv->clks); + if (ret) + goto err_disable_regulator; + + /* depending on the extcon reported mode, enable or disable vbus */ + ret = qcom_ssphy_vbus_ctrl(&priv->vbus, priv->mode); + if (ret) + goto err_disable_clock; + + ret = qcom_ssphy_do_reset(priv); + if (ret) + goto err_disable_vbus; + + writeb(SWI_PCS_CLK_SEL, priv->base + PHY_CTRL0); + qcom_ssphy_updatel(priv->base + PHY_CTRL4, LANE0_PWR_ON, LANE0_PWR_ON); + qcom_ssphy_updatel(priv->base + PHY_CTRL2, REF_PHY_EN, REF_PHY_EN); + qcom_ssphy_updatel(priv->base + PHY_CTRL4, TST_PWR_DOWN, 0); + + return 0; + +err_disable_vbus: + qcom_ssphy_vbus_disable(&priv->vbus); +err_disable_clock: + clk_bulk_disable_unprepare(NUM_BULK_CLKS, priv->clks); +err_disable_regulator: + regulator_bulk_disable(NUM_BULK_REGS, priv->regs); + + return ret; +} + +static int qcom_ssphy_power_off(struct phy *phy) +{ + struct ssphy_priv *priv = phy_get_drvdata(phy); + + qcom_ssphy_updatel(priv->base + PHY_CTRL4, LANE0_PWR_ON, 0); + qcom_ssphy_updatel(priv->base + PHY_CTRL2, REF_PHY_EN, 0); + qcom_ssphy_updatel(priv->base + PHY_CTRL4, TST_PWR_DOWN, TST_PWR_DOWN); + + clk_bulk_disable_unprepare(NUM_BULK_CLKS, priv->clks); + regulator_bulk_disable(NUM_BULK_REGS, priv->regs); + qcom_ssphy_vbus_disable(&priv->vbus); + + return 0; +} + +static int qcom_ssphy_init_clock(struct ssphy_priv *priv) +{ + priv->clks[0].id = "ref"; + priv->clks[1].id = "phy"; + priv->clks[2].id = "pipe"; + + return devm_clk_bulk_get(priv->dev, NUM_BULK_CLKS, priv->clks); +} + +static int qcom_ssphy_init_regulator(struct ssphy_priv *priv) +{ + int ret; + + priv->regs[0].supply = "vdd"; + priv->regs[1].supply = "vdda1p8"; + ret = devm_regulator_bulk_get(priv->dev, NUM_BULK_REGS, priv->regs); + if (ret) { + if (ret != -EPROBE_DEFER) + dev_err(priv->dev, "Failed to get regulators\n"); + return ret; + } + + priv->vbus.voted = false; + priv->vbus.consumer = devm_regulator_get(priv->dev, "vbus"); + if (IS_ERR(priv->vbus.consumer)) { + ret = PTR_ERR(priv->vbus.consumer); + if (ret != -EPROBE_DEFER) + dev_err(priv->dev, "Failed to get vbus regulator\n"); + } + + return ret; +} + +static int qcom_ssphy_init_reset(struct ssphy_priv *priv) +{ + priv->reset_com = devm_reset_control_get_optional(priv->dev, "com"); + if (IS_ERR(priv->reset_com)) { + dev_err(priv->dev, "Failed to get reset control com\n"); + return PTR_ERR(priv->reset_com); + } + + if (priv->reset_com) { + /* if reset_com is present, reset_phy is no longer optional */ + priv->reset_phy = devm_reset_control_get(priv->dev, "phy"); + if (IS_ERR(priv->reset_phy)) { + dev_err(priv->dev, "Failed to get reset control phy\n"); + return PTR_ERR(priv->reset_phy); + } + } + + return 0; +} + +static int qcom_ssphy_set_mode(struct phy *phy, enum phy_mode mode, int submode) +{ + struct ssphy_priv *priv = phy_get_drvdata(phy); + + if (mode != PHY_MODE_USB_HOST && mode != PHY_MODE_USB_DEVICE) + return -EINVAL; + + priv->mode = mode; + dev_dbg(priv->dev, "mode %d\n", mode); + + return qcom_ssphy_vbus_ctrl(&priv->vbus, priv->mode); +} + +static const struct phy_ops qcom_ssphy_ops = { + .set_mode = qcom_ssphy_set_mode, + .power_off = qcom_ssphy_power_off, + .power_on = qcom_ssphy_power_on, + .owner = THIS_MODULE, +}; + +static int qcom_ssphy_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct phy_provider *provider; + struct ssphy_priv *priv; + struct resource *res; + struct phy *phy; + int ret; + + priv = devm_kzalloc(dev, sizeof(struct ssphy_priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->dev = dev; + priv->mode = PHY_MODE_INVALID; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + priv->base = devm_ioremap_resource(dev, res); + if (IS_ERR(priv->base)) + return PTR_ERR(priv->base); + + ret = qcom_ssphy_init_clock(priv); + if (ret) + return ret; + + ret = qcom_ssphy_init_reset(priv); + if (ret) + return ret; + + ret = qcom_ssphy_init_regulator(priv); + if (ret) + return ret; + + phy = devm_phy_create(dev, dev->of_node, &qcom_ssphy_ops); + if (IS_ERR(phy)) { + dev_err(dev, "Failed to create the SS phy\n"); + return PTR_ERR(phy); + } + + phy_set_drvdata(phy, priv); + + provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); + + return PTR_ERR_OR_ZERO(provider); +} + +static const struct of_device_id qcom_ssphy_match[] = { + { .compatible = "qcom,snps-usb-ssphy", }, + { }, +}; +MODULE_DEVICE_TABLE(of, qcom_ssphy_match); + +static struct platform_driver qcom_ssphy_driver = { + .probe = qcom_ssphy_probe, + .driver = { + .name = "qcom_snps_usb_ssphy", + .of_match_table = qcom_ssphy_match, + }, +}; +module_platform_driver(qcom_ssphy_driver); + +MODULE_DESCRIPTION("Qualcomm SuperSpeed USB PHY driver"); +MODULE_LICENSE("GPL v2");