From patchwork Thu Feb 27 13:34:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 230213 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, 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 AF9E4C76565 for ; Thu, 27 Feb 2020 14:37:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 79A3324656 for ; Thu, 27 Feb 2020 14:37:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582814269; bh=POQBEBmj9YQfomHR0dXXKcpPqERbDd5yZUvqqBkcoNE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ikb+0AAf1Qp8J/rDFEAyz8apL73406IKRq1iRcBBIKbKAqlLVAb8DSBriUGdIhdg4 iyd5qGcbbGItDUGagH0ZS3pqIKokRJzyNU0sy39xkiAVEEWCoGVHt/UxUjSETGA38s aOLrxO8ZQPO7DziA0Ai1IXklR62EDfZO3tx0Bv3M= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732235AbgB0N5F (ORCPT ); Thu, 27 Feb 2020 08:57:05 -0500 Received: from mail.kernel.org ([198.145.29.99]:57776 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729788AbgB0N5C (ORCPT ); Thu, 27 Feb 2020 08:57:02 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B95D120801; Thu, 27 Feb 2020 13:57:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582811822; bh=POQBEBmj9YQfomHR0dXXKcpPqERbDd5yZUvqqBkcoNE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mm0aMRC2Ucf3YOZLw4Fz54Dgoi3Jw3PylZ315ndrelTVbciEWzbfgckG/uY7IDCwZ /3itAk4b0uMxiwcKhCsD3EbQ2beG6X+kAqF94aXT1nFUArm4pFGI0eGyD+SNUu6jQT 52kVH0pggnVA/A8GUl+Qcj1G5K6RiE9PK1198LKA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Manu Gautam , Paolo Pisati , Bjorn Andersson , Sasha Levin Subject: [PATCH 4.14 076/237] arm64: dts: qcom: msm8996: Disable USB2 PHY suspend by core Date: Thu, 27 Feb 2020 14:34:50 +0100 Message-Id: <20200227132302.721710336@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200227132255.285644406@linuxfoundation.org> References: <20200227132255.285644406@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Manu Gautam [ Upstream commit d026c96b25b7ce5df89526aad2df988d553edb4d ] QUSB2 PHY on msm8996 doesn't work well when autosuspend by dwc3 core using USB2PHYCFG register is enabled. One of the issue seen is that PHY driver reports PLL lock failure and fails phy_init() if dwc3 core has USB2 PHY suspend enabled. Fix this by using quirks to disable USB2 PHY LPM/suspend and dwc3 core already takes care of explicitly suspending PHY during suspend if quirks are specified. Signed-off-by: Manu Gautam Signed-off-by: Paolo Pisati Link: https://lore.kernel.org/r/20191209151501.26993-1-p.pisati@gmail.com Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/qcom/msm8996.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi index 6f372ec055dd3..da2949586c7a3 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -788,6 +788,8 @@ interrupts = <0 138 0>; phys = <&hsusb_phy2>; phy-names = "usb2-phy"; + snps,dis_u2_susphy_quirk; + snps,dis_enblslpm_quirk; }; }; @@ -817,6 +819,8 @@ interrupts = <0 131 0>; phys = <&hsusb_phy1>, <&ssusb_phy_0>; phy-names = "usb2-phy", "usb3-phy"; + snps,dis_u2_susphy_quirk; + snps,dis_enblslpm_quirk; }; }; };