From patchwork Tue Apr 13 14:31:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amelie Delaunay X-Patchwork-Id: 12200731 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=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 2B632C43460 for ; Tue, 13 Apr 2021 14:32:58 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A89EA613AE for ; Tue, 13 Apr 2021 14:32:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A89EA613AE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=foss.st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=cyHVImd70TI6XtHHPacGVe7KswKeML0J79fObtrmt18=; b=eV/8PD7vDazx2FkZFppHxyvGZ 4g/FcmNxlWEpAc0KAAshTZsft3eDU65ac/HchLLAEA5Pe9wzKdzx7e8z34tJMENsyIxj3o9aSUPqo 6eMNxPJQYs7x5ED/yuaMb77rFOwh+0w74/lp2271yNK2FTFU0okHeazm4aeLl1oghgAHqsrnbm59J 2G/6vLkZxyHGmwYM3Hr0+3rQIzzsGboUapscyqkIO/9tRDfKGxeDzCPvjjW3EEAKpT+49z8/tk90k W5sO75sVDUJjjfoj/iFoifyLIBDOQW+4NBVe5O+8z629x67X+ZuvOcqNGjSATpfIO0bbE/POeYV6v NmycdlZ8w==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lWK63-009WCo-PX; Tue, 13 Apr 2021 14:32:56 +0000 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lWK5g-009WAk-BR; Tue, 13 Apr 2021 14:32:32 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:CC:To:From:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=6iYZAF1/Vkdy0FjL5VVkFCS8auvkDLWr+RYeFeOCiXE=; b=Yf19T5Ify56ak0zQarLyTna8kf cTPtk22I0n07YhkRAvRu7QbWUx8Ll/VgJ5jaDe7fRXqtVkTQAHwILV1Ei/3pRf4M/mE9VyYFpktiN PhaFqoD/mU95GHUqGM0Y2vJKixO7xtdzgkN/ErycRPJdoLI5FkEUV+rTCnpOHzpNjiNJ8EjWehBt7 NVCg+kurBy734lELgd8u68HiBJVVXTGPa9u5Xe66RD+qlD+wuClU3iOvbyILO7NrfhUIrv8KI0f45 f29ww2nx+PMdIVAJK4yoqQRkCCIn895rbxhxh5iFatYVy5PtufEJGP/Qckk58fdxAu3sQOO4TH8F+ n0vfGpeg==; Received: from mx07-00178001.pphosted.com ([185.132.182.106]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lWK5c-0076c0-HT; Tue, 13 Apr 2021 14:32:31 +0000 Received: from pps.filterd (m0241204.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 13DEWM2J010080; Tue, 13 Apr 2021 16:32:22 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=selector1; bh=6iYZAF1/Vkdy0FjL5VVkFCS8auvkDLWr+RYeFeOCiXE=; b=j8FYMo56x90Zcosuc6Ro8E1d7ChzXvz0xjd4XzM2ns3qPeYKqjVeLUaca/QXC8hcqo+k Y8ttq5v6dIpzxp2Hqu6moTU3AdDccNUOij7TJfUwUP8tebIVjRbS2so6dtcIiV1e5upT 8PCnIpigGvkcCstA+uOczXHRKWFKUygzygDT//AMDX7RXPnyjUYACEYI0W0DhHH0NpTu v6rQUFJD4h4BCXhFW74z5hd0G63BGQUK8zjWWI+dZFdu+akJqIaxeSHD2toFYmpmCiFD R50UCb7neqGdxdo7w6iZO/5YKji3AoNIrsqtDr1RNbmkBGdvRZNPJIk8eDOwo64BTG8V Pw== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 37vrp5e7eq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 13 Apr 2021 16:32:22 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 292B510002A; Tue, 13 Apr 2021 16:32:16 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 19702246F3E; Tue, 13 Apr 2021 16:32:16 +0200 (CEST) Received: from localhost (10.75.127.45) by SFHDAG2NODE3.st.com (10.75.127.6) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 13 Apr 2021 16:32:15 +0200 From: Amelie Delaunay To: Kishon Vijay Abraham I , Vinod Koul , Rob Herring , Alexandre Torgue , Maxime Coquelin CC: , , , , , Amelie Delaunay Subject: [PATCH v2 1/2] dt-bindings: phy: add vbus-supply optional property to phy-stm32-usbphyc Date: Tue, 13 Apr 2021 16:31:40 +0200 Message-ID: <20210413143141.12919-2-amelie.delaunay@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210413143141.12919-1-amelie.delaunay@foss.st.com> References: <20210413143141.12919-1-amelie.delaunay@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG3NODE1.st.com (10.75.127.7) To SFHDAG2NODE3.st.com (10.75.127.6) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-04-13_08:2021-04-13, 2021-04-13 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210413_073228_896759_FFC871F7 X-CRM114-Status: GOOD ( 13.92 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org This patch adds vbus-supply optional property to phy sub-nodes using connector node. A regulator for USB VBUS may be needed for host mode. Signed-off-by: Amelie Delaunay Reviewed-by: Rob Herring --- Changes in v2: - add connector vbus-supply property as suggested by Rob --- .../devicetree/bindings/phy/phy-stm32-usbphyc.yaml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml index 018cc1246ee1..3329f1d33a4f 100644 --- a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml +++ b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml @@ -74,6 +74,13 @@ patternProperties: "#phy-cells": enum: [ 0x0, 0x1 ] + connector: + type: object + allOf: + - $ref: ../connector/usb-connector.yaml + properties: + vbus-supply: true + allOf: - if: properties: @@ -130,6 +137,10 @@ examples: reg = <0>; phy-supply = <&vdd_usb>; #phy-cells = <0>; + connector { + compatible = "usb-a-connector"; + vbus-supply = <&vbus_sw>; + }; }; usbphyc_port1: usb-phy@1 { From patchwork Tue Apr 13 14:31:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amelie Delaunay X-Patchwork-Id: 12200727 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=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 2DE95C433B4 for ; Tue, 13 Apr 2021 14:32:36 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9C052613AB for ; Tue, 13 Apr 2021 14:32:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9C052613AB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=foss.st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BIGTLditrrM2SrnbF6SDlU0FoQ5ZS/Rp+jnYLdhzmRw=; b=DWePzZqBHyidp0+b2Q0n1iPcJ BRzv2H0tqsTsDqy8b4Sg1CMrabGoR+nidvBwYFYM94/52pstVp/ZqugGuS+BASV6JNyUTlTiGZ+RI FWZCt0F+SjGBkrvOIHmO0fhK7o4nCm68j5Mf8FwLTLrXteDUinmy6r6glqkumRIOmCF/riWUp06us hNp5szkGexHSM5OQB8MnhX/NY+Yz4+ITF0qWisxppbHzQAP7RYujVW5YMrmWhfwmjimP1mSyilktJ 4O6+7tlM9845x4RqPNUSay+yaav3UxXQqWlL4JOWArPffp5Ethp+utxjoSsoRXKSbA1EWmumjxcMe 9Lal6DOvg==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lWK5h-009WBI-TE; Tue, 13 Apr 2021 14:32:33 +0000 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lWK5f-009WAQ-Sz; Tue, 13 Apr 2021 14:32:32 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:CC:To:From:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=pjdn0iPLZsVnMrs5LhG4TkO0pVvE9Vj+yQMAhrHcFD4=; b=l3yLlTFKMiZoaCjkTfJ8FX1GCt Sd8YvBwxleyf0eTrR4upkBjtzudwWU4+ZjonO0BgMXnF36p7Nel/LHVI+vmOuomV7V9La+xpAXz3d OPXQdPdiKHg4CeURVwhA+eFicoAub/Pn8ss2veCHd6/FZJxOgUBHb8RBiAGdWAKP5fWyuHjYcbb+k 3LnnjWiIPzNTdmMoZGFhN48uTbsxNxUeLIi3jlT162kWyaYQW7JccVzzo7DVV5mzG5FM3BklqziA0 Es2+VWpL/y3yC0TwxEOB6Rq9QzohOABO04s6UWAVA6NvzOuGXP8m1SrENGToGqwO+vKlR90QdBVcO R2SFrZ1A==; Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lWK5c-0076bu-BZ; Tue, 13 Apr 2021 14:32:30 +0000 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 13DENfbF013334; Tue, 13 Apr 2021 16:32:17 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=selector1; bh=pjdn0iPLZsVnMrs5LhG4TkO0pVvE9Vj+yQMAhrHcFD4=; b=D8o3fopuhzzacBsQEBYvQTpOZjtYCfs7A40Lsqg9qTYRetxwbeP/tRK0uiwTIZAGiq2o mQG1SsVSv8VtLnkzeKPgCENWi3Og7b7XYsROd9NE9KMszI2bnrT9p9XnvUJgphP85hIv 3Yi0QnniZOhG8ctweBUAdvSP0xb3u4ObVFxEhT4ltCMrFIWtARaQewhdMyR2gJDRB9/6 jYXzjZ/qUzzRbHycYtQg/mRm2bTl8nkRaldDmv++l2UxpukU3wGWDhVaqj92EWba2M/9 TQq1o9qmJjRtFBbeGUm1CXXgChJI7nBaV8/5oN3BlVuXnUF2o/nWR4Jj/g8K+cSG/s92 ow== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 37vu4e5b92-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 13 Apr 2021 16:32:17 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 32EE5100038; Tue, 13 Apr 2021 16:32:17 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 23D87246F3E; Tue, 13 Apr 2021 16:32:17 +0200 (CEST) Received: from localhost (10.75.127.46) by SFHDAG2NODE3.st.com (10.75.127.6) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 13 Apr 2021 16:32:16 +0200 From: Amelie Delaunay To: Kishon Vijay Abraham I , Vinod Koul , Rob Herring , Alexandre Torgue , Maxime Coquelin CC: , , , , , Amelie Delaunay Subject: [PATCH v2 2/2] phy: stm32: manage optional vbus regulator on phy_power_on/off Date: Tue, 13 Apr 2021 16:31:41 +0200 Message-ID: <20210413143141.12919-3-amelie.delaunay@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210413143141.12919-1-amelie.delaunay@foss.st.com> References: <20210413143141.12919-1-amelie.delaunay@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.46] X-ClientProxiedBy: SFHDAG2NODE2.st.com (10.75.127.5) To SFHDAG2NODE3.st.com (10.75.127.6) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-04-13_08:2021-04-13, 2021-04-13 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210413_073228_696599_998BBF51 X-CRM114-Status: GOOD ( 18.04 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org This patch adds support for optional vbus regulator. It is managed on phy_power_on/off calls and may be needed for host mode. Signed-off-by: Amelie Delaunay --- No changes in v2. --- drivers/phy/st/phy-stm32-usbphyc.c | 31 ++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/drivers/phy/st/phy-stm32-usbphyc.c b/drivers/phy/st/phy-stm32-usbphyc.c index c184f4e34584..3e491dfb2525 100644 --- a/drivers/phy/st/phy-stm32-usbphyc.c +++ b/drivers/phy/st/phy-stm32-usbphyc.c @@ -57,6 +57,7 @@ struct pll_params { struct stm32_usbphyc_phy { struct phy *phy; struct stm32_usbphyc *usbphyc; + struct regulator *vbus; u32 index; bool active; }; @@ -291,9 +292,31 @@ static int stm32_usbphyc_phy_exit(struct phy *phy) return stm32_usbphyc_pll_disable(usbphyc); } +static int stm32_usbphyc_phy_power_on(struct phy *phy) +{ + struct stm32_usbphyc_phy *usbphyc_phy = phy_get_drvdata(phy); + + if (usbphyc_phy->vbus) + return regulator_enable(usbphyc_phy->vbus); + + return 0; +} + +static int stm32_usbphyc_phy_power_off(struct phy *phy) +{ + struct stm32_usbphyc_phy *usbphyc_phy = phy_get_drvdata(phy); + + if (usbphyc_phy->vbus) + return regulator_disable(usbphyc_phy->vbus); + + return 0; +} + static const struct phy_ops stm32_usbphyc_phy_ops = { .init = stm32_usbphyc_phy_init, .exit = stm32_usbphyc_phy_exit, + .power_on = stm32_usbphyc_phy_power_on, + .power_off = stm32_usbphyc_phy_power_off, .owner = THIS_MODULE, }; @@ -519,6 +542,14 @@ static int stm32_usbphyc_probe(struct platform_device *pdev) usbphyc->phys[port]->index = index; usbphyc->phys[port]->active = false; + usbphyc->phys[port]->vbus = devm_regulator_get_optional(&phy->dev, "vbus"); + if (IS_ERR(usbphyc->phys[port]->vbus)) { + ret = PTR_ERR(usbphyc->phys[port]->vbus); + if (ret == -EPROBE_DEFER) + goto put_child; + usbphyc->phys[port]->vbus = NULL; + } + port++; }