From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 66C553C09F3 for ; Fri, 17 Jul 2026 11:28:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784287693; cv=none; b=AwHStWIQXqzIfrTEnivpw8uE7Qihwk4EiLT7taaf+TyRFJX7ZUaxouZHPh7YjYd7HlzY89Um/A2QCOLWvUWua2XhF8ywToww0jsbLD5e3xe0ANntrr5x3wTk919nqYVxwqImmQ3ZwZCSwWBbKjV+dCsVhO0cHMDc5+oKS8Nimro= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784287693; c=relaxed/simple; bh=pm2y3ereBvgbGdWtrkVtcUVt+9/GemW2CW2sYxI+Z8A=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=f+vVIuQCAInLPnkrX74CCnhUMZNLHjbXTqQ9k9pVz3sVC/CZyiHdOZXL51lENFNaIyA6jVipFbU34t5W9Tb0keD+N65jJpGrhSyzp7MKh09UrGGAPcGWbPR2rG3fNy1w0oh/uqd2DGNtw4Cbnuz1i/iEVZ7GMXsOQ/vy7H+lYEU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=A7mF8Py9; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=HSPapwuZ; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="A7mF8Py9"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="HSPapwuZ" Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 66HATAZM1516244 for ; Fri, 17 Jul 2026 11:28:11 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= pb4UK64Lz+V97WKhGLdV8BF4a2GT+adOKVMaP0WSLcU=; b=A7mF8Py9tztKts11 twomZAPMx6fUElljwYf4rIQVPpvEv86N6+sW5opUkSlB+2xbEo8/o7wK3n1CqVbh 4pXd2y8WXLd2M8nTX/Dwh0CWQfqd5zfxk3Sl3uTPI6vlTttPeqMuepCWDRZac5Jc h9kDuN5Bb7qCtm8E+MQ/FgZ5fSVqmWl9L78kZ3PY/7ulqXumFTrdb4zDcBtEEzUX f5TaUWecIaT+eM7/K372nERGlB5dIowENoEWt0Ir8OcHRa3QrWO3tIm04sEVUuye 3qNakyPMzg1BLJdgJcluahXlibIP4AVqjug5FTpAAVPOziH+IhNnl4TLeWge+dCY TlInkg== Received: from mail-qt1-f197.google.com (mail-qt1-f197.google.com [209.85.160.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4fff9gs2y3-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Fri, 17 Jul 2026 11:28:10 +0000 (GMT) Received: by mail-qt1-f197.google.com with SMTP id d75a77b69052e-51ca37ce4c3so14521941cf.3 for ; Fri, 17 Jul 2026 04:28:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1784287690; x=1784892490; darn=vger.kernel.org; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:to:subject:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to:content-type; bh=pb4UK64Lz+V97WKhGLdV8BF4a2GT+adOKVMaP0WSLcU=; b=HSPapwuZhNsrzHZPY0WHXuepWRGFjxoCIZo2QmbLx8uWMiy1TVJ/feVTqFVqOI+AT6 1H/gvgaA5VyeL3pz/CbfB1irf+EkT7dYDz1Cjb5yWBYJ9al3az/D+K5SY7GiF8XjsBYD S8QnsFvgnwXyHM3RuGCCD1jQTKjh7Uarx521ihO8AgF6CMebPTYy26bYZKRs7YUPYJo2 WA93bdup4V5brvgsJ1Is/cikPnYDxhXiz2NALo7RK7jYfAGtWGr9L0gX8RDCT3pmxa6h R8d0CfpTdqxjvdgNAcNhDrghAnjwqiEOCTt4Dmki4LjiNWOOnBRZSCWBOobsH+Yo6Xca UDmw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784287690; x=1784892490; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:to:subject:user-agent:mime-version:date :message-id:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=pb4UK64Lz+V97WKhGLdV8BF4a2GT+adOKVMaP0WSLcU=; b=FF97aGUYyfi+bLkeSAO+n2fUe8mDp6nfzf/osgHML3eUaMtXAuDHyF2V/LQ3st5T2t kwTz7bsUyBefrLn+E8qEflvQcbswz7iMebdOnPzTcwxHhblXqUPTU2ix8EEBrezvliHj JITpzhYqDgwsQW6F2uGVm92ejVvLGx3irMZgVQVLGyFlSuOJeWdonc0Yem2OCLkb+v8J aF/wss6Npa1fKSyMo8CpBP69MMFDaKraQ3AK/XKfTgdq6XSxxv5S5pQ8rtUBMTD8bMww tI4aWg8XX8fDbTWvia3uj7ujDT3Anmwa4ALuNlB4PJeqC4OczjmerUv+Y72aVIZJCwJx Rtvg== X-Forwarded-Encrypted: i=1; AHgh+Rq3Gs+ANb2rdvO58EVUZUWaWK3bWeQJgEN7javZp1nzC5r50Xx1Ojz/PlukFnkef2gUA9q9kCHCrI/y4Ng=@vger.kernel.org X-Gm-Message-State: AOJu0YyDEVCOB/Y87ZmhtKinFIkch7hTxz9NCzZrrczlxftdyeBchzJn cCHdu4VdCW+c4+yGzvvDUMnt6+zJAMtMv85veUxx+OwGaMlMB10i1IfZ8J3pXfUCDYtXGc7SrRJ xFYdUZop6d3K9Hh7zpFqbp9Srihxj43yls9jqvDicj1+4ikaLvxL4uKgnkyiaaQf1KPQ= X-Gm-Gg: AfdE7cnlYCBYD+h1uCjj+YUc91uGjHqQvhwtmLW837OjtdQ5GROCI++JzM9PlybrYxe Ya5J7mv3UMb8ZzNzaND8fW7yonNjCqa2XbSl9+XHt1tacg8/r8nXypb0856bPvDd3FFMyRdjFvU +ZBcsxp5+ijDLkEWNiZNqAjhFcoDjYnZ53YUG15sl3770Iofq3O8ozQqTllkyR2/pWu5UDxhofZ px5xK/iGf0T8aWzOvqoCCDHpwBha+LpbyaIzIqNy21s5z7pPMPG9FpojFMR0DAdmWk1Otk/5CZ0 /PyhHS7XyQELpjjs9Wm6VUekR0aF9TZ3aUHikjMRw2Sdjl3KQwcgUFNOuX022NSrfR89hbU63W6 JL1oqLVbwGZVzwG6t6RTW4ZjA X-Received: by 2002:a05:622a:1c15:b0:517:5e32:f3ac with SMTP id d75a77b69052e-521382dd29cmr14982671cf.0.1784287690431; Fri, 17 Jul 2026 04:28:10 -0700 (PDT) X-Received: by 2002:a05:622a:1c15:b0:517:5e32:f3ac with SMTP id d75a77b69052e-521382dd29cmr14982291cf.0.1784287690050; Fri, 17 Jul 2026 04:28:10 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c17009ae10fsm61101866b.10.2026.07.17.04.28.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 17 Jul 2026 04:28:09 -0700 (PDT) Message-ID: <1e820910-73e9-4cf3-b6a6-d9ce4c270a5c@oss.qualcomm.com> Date: Fri, 17 Jul 2026 13:28:06 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH] clk: qcom: hfpll: return lock timeout from enable paths To: Antony Kurniawan Soemardi , Pengpeng Hou , Bjorn Andersson , Michael Turquette , Stephen Boyd , Brian Masney , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Herman van Hazendonk , Dmitry Baryshkov References: <20260623060517.10889-1-pengpeng@iscas.ac.cn> <8e7a4cd1-ff17-4052-938b-5cb2ee8576f0@oss.qualcomm.com> <36f37fa0-94f3-498b-86ca-b431436750e1@smankusors.com> <198ad9ab-6e8e-4c67-afc2-01962ea12dde@oss.qualcomm.com> <5c374231-33dc-4082-95c1-1046286fbb13@smankusors.com> <89c53cb1-3804-4dfe-8d93-e27e31bc2254@oss.qualcomm.com> <42fa946b-43f7-4f8a-a349-f8509daab749@smankusors.com> <48a406d4-0033-4538-a9bb-75ccc4897a3a@oss.qualcomm.com> <39a31586-aa7d-4f86-b50e-3ec6716f8b1d@smankusors.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <39a31586-aa7d-4f86-b50e-3ec6716f8b1d@smankusors.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYwNzE3MDExNiBTYWx0ZWRfX85ye8Jmb32Y6 8JPWPcqdrGQcjV/7KHL5xqWvkiGNtZEnbboT7o3iEaDYRk47oKsV0z4617Zy5zFI/s4HJTlxsWM 0FLq4miBqzmhfnTIZ4Ii2Pt4jIlmsyU= X-Proofpoint-ORIG-GUID: vpjSfbcT8epahMbQzb8ERI6Ut3eizEbH X-Proofpoint-GUID: vpjSfbcT8epahMbQzb8ERI6Ut3eizEbH X-Authority-Analysis: v=2.4 cv=TaumcxQh c=1 sm=1 tr=0 ts=6a5a11cb cx=c_pps a=EVbN6Ke/fEF3bsl7X48z0g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=7u9sOtQHLUyvNNkJUrAA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=a_PwQJl-kcHnX1M80qC6:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzE3MDExNiBTYWx0ZWRfX4yXe2n6pUq8l WLO+j/R3n+OxyKeKrjxWG6e/e0zo9/zStg976qYar4VeGeuzTDt+dfglMuZXgTUGOn5hzNCWRCi mm0o+/sWDkiiXowAKsN8MF2CWpAP0/vFJXeb8RFIRuHRqFw5NLLKELD4U8f+lXX0T4x3opHDMPC eqkqBC7IlmOzBHODJXOluTaVGELyv5BKhsHXc5S0JbVRtl7gnA/jyotuznIluSvx/xx69+aOuN0 z9lGhuVn2X0xp95kGt8KvbhzM3VGdGqFGz599mSWxgjh9looIC1g8/Sh+noyf3KOmjOspbI1sKl 3bGf3A7uFAUBvrvfZBDGohr8NrPmr3Z04cCqLyC9eV2BGUZLgJYl+OrFW7vfjB4I4wj5M0fLKiw WXxR0sQIyAm0s5ZGNx0s+8m/3A3Ix+wdwSsJvw9qEBrcsO3bGVDpheMgcTIZ3O/WovqNdBIxxwH JKr6XqOHlncj62jnsVQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-17_03,2026-07-15_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 clxscore=1015 adultscore=0 phishscore=0 spamscore=0 bulkscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607170116 On 7/8/26 6:04 PM, Antony Kurniawan Soemardi wrote: > On 7/6/2026 5:58 PM, Konrad Dybcio wrote: >> On 7/4/26 11:02 AM, Antony Kurniawan Soemardi wrote: [...] >> Can you check the state of the gcc_base+0x3420 register before and after >> the /* De-assert active-low PLL reset. */ line? > > I assume gcc_base is regmap on clk-hfpll.c, I dumped 0x3400 to 0x3420: > > [   21.089748] HFPLL hfpll_l2 mode_reg=0x3400 (before reset) regs: > [   21.089775]  3400:00000002 > [   21.090300]  3404:7845c665 > [   21.095944]  3408:00000000 > [   21.098714]  340c:00000000 > [   21.101404]  3410:00000001 > [   21.104098]  3414:0108c000 > [   21.106787]  3418:00000000 > [   21.109478]  341c:00000000 > [   21.112169]  3420:00000703 > [   21.114858] > [   21.120243] HFPLL hfpll_l2 mode_reg=0x3400 (after reset) regs: > [   21.120262]  3400:00000006 > [   21.121903]  3404:7845c665 > [   21.127540]  3408:00000000 > [   21.130228]  340c:00000000 > [   21.132916]  3410:00000001 > [   21.135605]  3414:0108c000 > [   21.138299]  3418:00000000 > [   21.140993]  341c:00000006 > [   21.143681]  3420:00000703 Okay, can you try dumping the same register from a running device on downstream? The only change in values that we're seeing is BIT(2) being set in 0x3400 (which means "set the RESET_N bit", a.k.a. "request un-stopping the PLL") Konrad