From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 8924021ABD7 for ; Wed, 9 Sep 2026 08:34:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788942885; cv=none; b=NMrpKXrwQozceOEmOl8JGzcMqwO+aKdovgronGUm+cnBw3OGiq9MUb9H+a4P4+WS4bSMbiygMpvnKDr30rKi8wJTDxJS6cek6KWfDoZ5qrX6VnV+ZwMuVhlgQD4ADjec0Tvlyw7OOVdX1XNY6hlr5kgiiOPEilrcYVWwT79gi6g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788942885; c=relaxed/simple; bh=pJPGBRk+cN1hQVyUJDNsHIogDvWgEIuloWQf73ADokg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=iFzvs8LmjXPAF9/oDcaUAXLwyVAAUPSLCaq/z6zefaozKj0qEJXEP/kKuMkY3L5L7n/DoUqp6f+8lFfc3taznnLWC4hhlZTaCAfAu0LAZXXe1uZILkvLDswIIenLw55G52oEPwHSy6+kesTg0cvBs9Kd/R7X47USl2wpsg3aewY= 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=juqHdan1; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=SWPho7pt; arc=none smtp.client-ip=205.220.168.131 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="juqHdan1"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="SWPho7pt" Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 6892U4IU639490 for ; Wed, 9 Sep 2026 08:34:41 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=qcppdkim1; bh=4SlGIdM3cTMUMV+JFnfbpS9d 9pPhphCilaasH/UUBmk=; b=juqHdan1O+ZWqt4x4J/efiN15firYzahq6lj8bt3 avR4jDDbLTtPrv2oGg0/Pd57mNmQA9LREbSrawBwTmRqfTC8yA6F3vyleiPyICVW WG6xkK7P2zazzbryJiTwaxwu3Qyw9mbTlbOugxeDxxAb1K7MR3P5EfkAih1Tasxj B8tkI9T2WF4FobAcLqcJbiiVFYKTiJJ0DdEqA2VIQ0lG11NYCU8+fqip6SedW2uC mpQhJFfmGRrGFRDfGWV847ML1QAmbHl9SlMWG/2TkYRwpZDLgdZaPQ7mHRYk4F7R IXH0J0pSIhcA0yfSSWz7g3XbqMvCG+N22fqEnQ/LL6/goA== Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4gjxqj9a4h-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 09 Sep 2026 08:34:41 +0000 (GMT) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-2db87f759c5so24797665ad.1 for ; Wed, 09 Sep 2026 01:34:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1788942881; x=1789547681; darn=vger.kernel.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=4SlGIdM3cTMUMV+JFnfbpS9d9pPhphCilaasH/UUBmk=; b=SWPho7ptLsxv5hBYwG7flFC+MZnG92KitWhxtnzZUpmt+5G5/j/pbzowF+ZaGNl59/ Y3oXHKJcpO1lE717syqexi7t/ErC9WyN2cicJZXsWa49IE1oeFEqnMy/eDXHC2oNBQPf ssEtK0T9HqSBeicn9JFDqfMFWvIpGLSFWSddxNFa3lSUrc+EfLLrqUYQzH4q2fDhJ+I3 ntcqobSF4EAk0qMQbaKDoypa1G8HVWRFuu9PHc5VQjdm92WVK1sL/9PbCIfGUzZlUGog xlBI0gSNvYjn6WeNWPVYm1PJPaPzsegvmZxbHOB0f933EYkWAPWkkYbVgbpPorOjvi0R fFfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788942881; x=1789547681; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=4SlGIdM3cTMUMV+JFnfbpS9d9pPhphCilaasH/UUBmk=; b=PbSSpyWjy8TwwU5A446ErvQAecBtT0PcCwNs5olXKbfVuiHWjqP1ObSXBIblx1EIk5 TRYE/FMI1VNLv2OK9zGOipdM+B0VcFfyi7K9gZFKP2vHzRwYhl2CQjw6OJtW8WK7sAxV fKv4W1maZx/uhOMgeNg5gQ/2Y1uL3DysTsGUBs/qH+9TIuG8j5KbmuTJXnSX7IZjr6gg pLLYQUbyN4t8whsDoQ+O0jl1NNMu2h1whSxJtXVCdiMZj0xQ1BhK0LCWoX+BD295vQcj TJzQUFPkHIEuKeMCbHnaN/l70+mjeZpH2k8eVTObOh7/HH8OeOJgKyNp8+5p+xL3sIkG ZeVA== X-Forwarded-Encrypted: i=1; AKwUvBzvLTg4tcyLw7XKE5m9kW5YbETvE8PzZYM/sU/V98KzixKWNPA7XIU5QA6qbcG4DR+a7wz3Uw7qp0cNbLM=@vger.kernel.org X-Gm-Message-State: AFuF++lm1vQbqrMwPPpip2kWWLb7YY7XUwJj9Zi0oJX+j9ZQa4fbvU8D Ezk6/zXxWuf8cg9cQoaajwWDA1WB2Gy4FV57aYXrlnyOu5lTOSo7d++PytLvRM5ou7tIguj/FRM jRaiSjJiRnBpMS6cB6+PYbHJfHvQ6jnTdcfE7xDofloZsPGVaX7NcqallNE9xxMYY4Oo= X-Gm-Gg: AYBFou1GDxMxi+MvLEJ/qmjIUsANC5JybYOLKVwAA2tz4oYqslQt4YyIZpj0lgAFhF0 uHN2kfoH4jWsk2GIb5jpgRKDx5dPrzac7os+hSzFVU6OjJL2ViY4A85yF7p7B2SY4mh1Sun8VUo KXixBXQUjRrrNanro0n6C/Zf17bNkHSAQVF46bO+aIpwGG4BFObxdPKst/rGgb2eqwzPBh98+8/ qBeM4KnyzsbvcdqjXNPqu5jSRKr9jqw2Sm0NNGyYnMWQEJrW+yZMZO02xsPMvWNaWeUUAEi+Pni sulA3SjyAnm2xQN5fa0BtcanzHLiRoodz4cN8fKgW6hUO2myOLKYvXHZFUactbqsM5trKkhkY8F b/oC5Bgk+4YtnNu2E0zG9CBbVtAyOM+o3n0f9+dtkdGg= X-Received: by 2002:a17:902:c1d4:b0:2d8:d4d0:792e with SMTP id d9443c01a7336-2db128816cdmr310682765ad.18.1788942881089; Wed, 09 Sep 2026 01:34:41 -0700 (PDT) X-Received: by 2002:a17:902:c1d4:b0:2d8:d4d0:792e with SMTP id d9443c01a7336-2db128816cdmr310682355ad.18.1788942880587; Wed, 09 Sep 2026 01:34:40 -0700 (PDT) Received: from QCOM-aGQu4IUr3Y (i-global052.qualcomm.com. [199.106.103.52]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3339befe870sm47133770eec.30.2026.09.09.01.34.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Sep 2026 01:34:40 -0700 (PDT) Date: Wed, 9 Sep 2026 16:34:34 +0800 From: Shawn Guo To: Taniya Das Cc: Bjorn Andersson , Stephen Boyd , Brian Masney , Jerome Brunet , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ajit Pandey , Imran Shaik , Jagadeesh Kona , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH 0/3] clk: qcom: Add Nord DPRX clock controller support Message-ID: References: <20260907-nords_dprx-v1-0-d472af3f01b1@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260907-nords_dprx-v1-0-d472af3f01b1@oss.qualcomm.com> X-Proofpoint-ORIG-GUID: 4uxv3gMQHvMPT4oCVMf3aFnq-4MP2DQT X-Proofpoint-GUID: 4uxv3gMQHvMPT4oCVMf3aFnq-4MP2DQT X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTA5MDA5NCBTYWx0ZWRfX2PTZIJnJZjQ+ A0xKZR5Sjv+DLlAXLM/FR5S8vBGrVGVjbAq0uJ2xW9+erg2sem2nHPUCUkd2h1CVsn0an3x+vrL KFFgRZkuScJ9w/u5Bu9IQE4/bE/AZHBb03TfwFe0oJ7XDJBAJk+9gxFfYvxD2j1sfgNT6aRnYOP jGZjRou97HatPM/MtP8L1te9BCxr7ynlq4NdVyBUkXow3h2X3xrcdqxshmDKL43FG8IVlOoMPBB unrsdX4MDJT+/J7qcjxg2GBzXWBHgWuR6mIRKV12vay4coHVNF9ATC0KttFHh6kzrxwaDRs3h8o GfnEHcJ+OgEY2Q6Q2/t5WdMCp8mSJkoP+HT8xJOAlNyrP7LgLekKqpD9AxryZiSQGTC5clcI9oe +gfzhzBzPYoyZdbyyEgwz2El4trze9ko60Y50kIJGxqbqdPAZF6S/UGIrsqRldlySBKvH975UiJ F3LodYA0lMcmAJmJ8eA== X-Proofpoint-Spam-Info: AW1haW4tMjYwOTA5MDA5NCBTYWx0ZWRfX4qiiRG72twxZ aYV5jkFecSY9ktEco24DOZqVZ/DAKE053dkmONa0Cs9A0Zdtqy1qlwYnFESGt2ZDgWfShaBii0P 27vaJlH95cYKpmP+hsnBvsloneCp74U= X-Authority-Analysis: v=2.4 cv=f/p4wuyM c=1 sm=1 tr=0 ts=6aa11a21 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=kj9zAlcOel0A:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=IoEm9MQS1YtAEnOBX-UA:9 a=CjuIK1q_8ugA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-08_03,2026-09-08_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 bulkscore=0 clxscore=1015 phishscore=0 lowpriorityscore=0 spamscore=0 suspectscore=0 adultscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609090094 On Mon, Sep 07, 2026 at 01:56:12PM +0530, Taniya Das wrote: > Add support for the DisplayPort Receiver (DPRX) clock controllers found > on Qualcomm Nord devices. There are two identical DPRX clock controller > instances (DPRX0 and DPRX1), each providing clocks for the DPRX core, > audio, AHB and video memory paths, along with their core PLLs. > > The DPRX PLLs are ZONDA_OLE instances whose PLL_ALPHA_VAL register has > been widened to 28 bits to carry the fractional word at a finer > resolution. The existing alpha-PLL core derives the ALPHA_VAL width > solely from the register-map layout and can only express 16 or 40 bits, > so the first patch adds an optional per-PLL alpha_width override that, > when set, feeds the recalc_rate/round_rate scaling and the Zonda > set_rate L-adjust MSB check. This is a prerequisite for the DPRX PLLs to > lock to and report the correct rate. > > The series is organised as follows: > > - Patch 1 - alpha-PLL 28-bit ALPHA_VAL width. > - Patch 2 - documents the Nord DPRX clock controller device tree > bindings. > - Patch 3 - adds the two DPRX clock controller drivers. > > Signed-off-by: Taniya Das > --- > Taniya Das (3): > clk: qcom: clk-alpha-pll: support a 28-bit ALPHA_VAL width > dt-bindings: clock: qcom: document the Nord DPRX Clock Controller > clk: qcom: dprxcc: Add Nord DPRX clock controller support Hi Taniya, May I ask to be copied on all Nord patches? Thanks! Shawn