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 DCA6639A063 for ; Tue, 12 May 2026 08:52:29 +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=1778575953; cv=none; b=isjwHAZhUUhgxlaXEkweyD6rnF4bhCly2uyi3PCoxozqQH8nQ+sl5HEqK2RPWPh4JIISbYHsSvKQk2r61WysQlopiVCR6OdEdpI0eiF6xFtootMZf03f2N4tDTNesqDzoWQciB2D7ND0qq/khTzgv1faoQFbMGxqbDtEwMF579s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778575953; c=relaxed/simple; bh=aQmHLV3KCZ+nX07DoRiDb63BwVeOxt0UBUkcs+cdYXI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=U9oti2fPebBMawGO0Z14rBu1GcbRcYSZVD+PnqovgSM/iIcMVILXgXvDWhZHtW+8GvY6WOAGydg2fYtaGi/63sIOVlnZJqtta1WeYOHHfKzayk6l/YSZ8Mkt9eBKppfeTZJIQYArFGQOYq3/sWoqj/+NJunk0wG60tWVoorqr84= 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=f8+gyyVu; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=c3Muf5U3; 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="f8+gyyVu"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="c3Muf5U3" 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 64C5Irft2186527 for ; Tue, 12 May 2026 08:52:26 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= 53+Ajxm9/zLBxHnAxbEtkpFewtO5WL8IWPxCOpSgNLs=; b=f8+gyyVut5AKopKd mSeXPq9Nj3PlBCRZf7BuZy45g7tkwBcu/Rq6OQys8VzEF6OFTqbVtKIcVhLgxW9P eukcMCqtmgcuwSEts7+PvyJ8uXDBzzPYvA663cDrguDJ4EJ+lJW3XHRoF3NuE6cq fR8BiSXabb8G1rqPKdV7vYN9MsXzv3FdipovBoj2BBnrFYHrBDNUf05y8pBpQLmR 42DuQ1iwcSxDchhp7pDxWYqaNBb7t1UJTZ4f1oMmS/2BkbabNIkUhSaCDJBZSbb5 q3Fky4FA9DfuySLnEjo3qd6zxuCKjMXFTD6AmB509wRhvkr69uKLIbXovteDkg0T y4opew== Received: from mail-pg1-f197.google.com (mail-pg1-f197.google.com [209.85.215.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4e3nv0t8nt-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 12 May 2026 08:52:25 +0000 (GMT) Received: by mail-pg1-f197.google.com with SMTP id 41be03b00d2f7-c827c0aac70so1638829a12.1 for ; Tue, 12 May 2026 01:52:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1778575945; x=1779180745; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=53+Ajxm9/zLBxHnAxbEtkpFewtO5WL8IWPxCOpSgNLs=; b=c3Muf5U3v40ymkBYg/rqO87R/MFL3ioA+mK0t8Up2RQyDE0TQRAaWnIJa2eX77zVcB pI+tumLTCKzgXHGeSFP89umLJ5Y38GE96cwGfpNZnoHJ49q1jGh/R0Q9klQ6XpzXL89O JG0UE2XXPRPGoz/7IzgwbG+vF591ldYVg2H3K22PFLIlcLqdTweYZeeogKdITtiBPH/c saWOMa2whVjqaJ46OssluopOyd2ZhYfnjK1ftgDZC9Pqkts+wEaowFzaR6I4CAyuGbil 2f8f0eEyQ59bezS72aavw+Izo5w2bID0PAKtb6U1+V3ic9P/okVAnXxzVIqNt7RLC1Dv XfvA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1778575945; x=1779180745; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc: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; bh=53+Ajxm9/zLBxHnAxbEtkpFewtO5WL8IWPxCOpSgNLs=; b=Ce4g3FApKKwXYeAs8dHE41gvzRdvUFSNcQH1yhUFz/2o3NtZ/Th+TBVS8G2EMEX5Mk t85d6VY4S0usn7waBon91VnlsMz5NbOhTsmADbGOB06+yJV7r3XMVHXHoQnb8aAizZG+ QcGIol3GnpkUkS9c+tfeh3UwFW2vdKkuNdCWkwLRcI/0HiSF/RUd6Eqq5/igG4Z038WG 2IKKweDW+yEoXAcgalP+a9MrnodtqFksvKa/+H94UQ3Pe9aprEIGnsfFgIRTh0jvogrC Z8zEQcRqqemCAKUM/n2SE5pwEogotMbcz8q+ai0nnLG1TdR7jQSk2DNcWJQA01qEIUUl iKHg== X-Forwarded-Encrypted: i=1; AFNElJ9qQDaxmByjSNAPufZhXPJpnaES1uKzLCv00M+s7fAOpZXnOEYeTZldV8OL2fTpPZvs31RmY/sP5wY=@vger.kernel.org X-Gm-Message-State: AOJu0YyAQxC9bYANzXcO+XmuofGCHx4P2BArwG/jzS0Syj2kU+qdL2GL mfOLgZsqfc3u4S/Uuu1C7SfwAJzUjKDbrLmq9ZZ02SMoP8h1ZAyoXvdMinasvIwHR36Byqs1bRJ RJm4dmifxuIph5BYu9D/jIwspv+dbAdlqZ0/7b0UBtGdGE9s23MjkNj0kqHCUuWM= X-Gm-Gg: Acq92OExTePayGavHRjSHQ2rx8c4Q15xOe57otxY3APCGcqTRztiy2ElDxvioqNmV6l 8KIPmygc6s2wDhbUtb4KqF4DSNoGI/ZuC1h4vRBfnY/oA56SAEGdwjR2O4C5FcYGxhUEDAh1tHA Xq89NnRuhbLdK2uquHbEJ2t3VRTevfH8JbxKqbkKU73KGAlw7XIKFf/+ckUug3N1wLMgIc1RNAS 1w5D0oklnL2yCdZs6zVVNxUYjwJRJjsDJnXEw3mffhfD01UZR/5vYjEKDjYZDF45nR4iJ1eQO9b CMDq1xKD6/qvC8tI7hPg4f4LqR86nid/Co8rUCcZf7kca9MRkVciH1SpTEOMVDmDs67gRDf9tSG Vg+eYPBGWx20P25GxdRZjj60Fz1Czj6fqB/EcNz2eq7yAurEG X-Received: by 2002:a05:6a20:258f:b0:3a3:21db:8ecb with SMTP id adf61e73a8af0-3acd4280430mr3012141637.14.1778575945181; Tue, 12 May 2026 01:52:25 -0700 (PDT) X-Received: by 2002:a05:6a20:258f:b0:3a3:21db:8ecb with SMTP id adf61e73a8af0-3acd4280430mr3012121637.14.1778575944726; Tue, 12 May 2026 01:52:24 -0700 (PDT) Received: from [10.217.217.99] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c8267688e2esm11432629a12.8.2026.05.12.01.52.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 12 May 2026 01:52:24 -0700 (PDT) Message-ID: Date: Tue, 12 May 2026 14:22:15 +0530 Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 8/8] arm64: dts: qcom: eliza: Add support for MM clock controllers To: Bryan O'Donoghue , Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Maxime Coquelin , Alexandre Torgue Cc: Ajit Pandey , Imran Shaik , Jagadeesh Kona , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org References: <20260409-eliza_mm_cc_v2-v2-0-bc0c6dd77bc5@oss.qualcomm.com> <20260409-eliza_mm_cc_v2-v2-8-bc0c6dd77bc5@oss.qualcomm.com> <328b388c-438e-4f91-9384-0dad903355a5@oss.qualcomm.com> Content-Language: en-US From: Taniya Das In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTEyMDA4OSBTYWx0ZWRfXzD1aVS/MBcxW TsxaAVo1Vhz0mJV74usQGOhPPtIFZmhWjvChtCoYOzriJpe9KlDT4B4l2gqWA23GCe+EQ8G6ffz GREnshkuLJzXd2qEk3Nj2elEDTSDalKmX/yRMoxkhDpPY9m6LOKfY80c3BJy73zs1bQKGSSEY8d fO8AAIqfcUfMIagOR/ErcLcznYPbQlGZSHFP4qIFUsSWEULOr2dSGb0CuYaF0qQirw+H+ZKoNXu bt2OOoS2dct+iRFh9LX8MEWsSJJ1jFFM47cLO3BprvWuOza5gmesAAUKJnZgx6vTPxh03uCPt4X oZnlLiacIAHaOWbcj6+8dKTGWseE95TCYlFx+BEQof+X3a4Biw0nURy84b53C0jr48HrtPqV0jO SfYfQ/u6cBVQaaAXgia79R+uuODCoee6LhPD5/KnC8xbtxbloRX14JqwRatycwz1gsrWO6IQn8i hBjDv4oj/YCUM8KkhBg== X-Authority-Analysis: v=2.4 cv=bpB8wkai c=1 sm=1 tr=0 ts=6a02ea49 cx=c_pps a=rz3CxIlbcmazkYymdCej/Q==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=UOnGL9-HqUUrvkLjBzwA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=bFCP_H2QrGi7Okbo017w:22 X-Proofpoint-GUID: T0bTRWy0QHo3sSqtKRZ18bXeHZi4yAYb X-Proofpoint-ORIG-GUID: T0bTRWy0QHo3sSqtKRZ18bXeHZi4yAYb X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-11_05,2026-05-08_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 priorityscore=1501 adultscore=0 impostorscore=0 clxscore=1015 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605050000 definitions=main-2605120089 On 4/10/2026 1:56 PM, Bryan O'Donoghue wrote: > On 10/04/2026 04:55, Taniya Das wrote: >>> Why do these two controllers have no power-domains ? >> Bryan, on Eliza the videocc and camcc are connected on CX and MXA. > > Shouldn't you at least have: > > power-domains = <&rpmhpd RPMHPD_CX> ? > > And even > > power-domains = <&rpmhpd RPMHPD_MX>, >                 <&rpmhpd RPMHPD_CX>; > power-domain-names = "mx", >                      "cx"; > > Konrad's suggestion to me was that MXA should have a vote in my CSIPHY > series I think he and Jagadeesh discussed it but I'm not sure if they > _concluded_ what was the right thing to do. > > Right now I'm representing the dependency. MXA is always on ... and > there's nothing to do voting for it @ MX ? > The clock controller drivers only request the minimum operating level for the power domains. Since the cx and mx rails are already at the minimum operating level when APPS is active, explicit voting for these power domains is not required from camcc. -- Thanks, Taniya Das