From patchwork Fri Feb 21 07:37:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 230619 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,URIBL_BLOCKED,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 0678BC35640 for ; Fri, 21 Feb 2020 08:47:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C73B6206DB for ; Fri, 21 Feb 2020 08:47:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582274843; bh=7hru8cnJAo9ESKhHTHc5KphNWfsXPPMxbfD+k7yN1a8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=GUdwPUDRZtsFMcpUELb/Zb1s1jHnHJjZlLEQNixDk43K2WYnH03BAvStF9atIgp/2 FjS2GBS/HDjGnFvVl9qiSJOXPmIUK6EpQrx7ACAQdzxtwFNsz9kvOl52mVjCIXIkFt 166N6O+2dsQjMVg2bwZGBfm6fchWyQsH5Jl8MmxM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728494AbgBUHsv (ORCPT ); Fri, 21 Feb 2020 02:48:51 -0500 Received: from mail.kernel.org ([198.145.29.99]:44940 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727797AbgBUHst (ORCPT ); Fri, 21 Feb 2020 02:48:49 -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 EAB1D207FD; Fri, 21 Feb 2020 07:48:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582271328; bh=7hru8cnJAo9ESKhHTHc5KphNWfsXPPMxbfD+k7yN1a8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YdfT4AY156tK3gmZumrT2Ga3x1P1d1ZPUZxxFxHRZHXzgf2n7MY38a1kKQAoC1ibP kvH840IcSTp1pZQPsxQi7MR7Tyw8xAy8PeENycWzueJZIlIRSpxo9kGWAWYE/o+/xv lt2pXC3BnSopOcwsugZECgy09NBKcqdU6b6du5yA= 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 5.5 125/399] arm64: dts: qcom: msm8996: Disable USB2 PHY suspend by core Date: Fri, 21 Feb 2020 08:37:30 +0100 Message-Id: <20200221072414.622935808@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200221072402.315346745@linuxfoundation.org> References: <20200221072402.315346745@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 4ca2e7b44559c..1eed3c41521ab 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -1602,6 +1602,8 @@ interrupts = <0 138 IRQ_TYPE_LEVEL_HIGH>; phys = <&hsusb_phy2>; phy-names = "usb2-phy"; + snps,dis_u2_susphy_quirk; + snps,dis_enblslpm_quirk; }; }; @@ -1632,6 +1634,8 @@ interrupts = <0 131 IRQ_TYPE_LEVEL_HIGH>; phys = <&hsusb_phy1>, <&ssusb_phy_0>; phy-names = "usb2-phy", "usb3-phy"; + snps,dis_u2_susphy_quirk; + snps,dis_enblslpm_quirk; }; };