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Tue, 26 May 2026 04:38:39 -0700 (PDT) X-Received: by 2002:a05:6a00:6b91:10b0:841:71fd:60c4 with SMTP id d2e1a72fcca58-84171fd649fmr10382828b3a.4.1779795519008; Tue, 26 May 2026 04:38:39 -0700 (PDT) Received: from [10.217.216.23] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84164af10b5sm11685360b3a.15.2026.05.26.04.38.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 26 May 2026 04:38:38 -0700 (PDT) Message-ID: <2140a893-8959-49d5-83e2-464ec79e0801@oss.qualcomm.com> Date: Tue, 26 May 2026 17:08:31 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 6/7] clk: qcom: camcc: Add support for camera clock controller for Eliza To: Dmitry Baryshkov Cc: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Maxime Coquelin , Alexandre Torgue , Luca Weiss , 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, Konrad Dybcio References: <20260525-eliza_mm_cc_v2-v5-0-a1d125619a5a@oss.qualcomm.com> <20260525-eliza_mm_cc_v2-v5-6-a1d125619a5a@oss.qualcomm.com> Content-Language: en-US From: Taniya Das In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=Wpwb99fv c=1 sm=1 tr=0 ts=6a158640 cx=c_pps a=mDZGXZTwRPZaeRUbqKGCBw==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=StVILoaL_uWnGg5ebB4A:9 a=QEXdDO2ut3YA:10 a=zc0IvFSfCIW2DFIPzwfm:22 X-Proofpoint-GUID: CbRqYgjTTahzC14blikCYaxDQVREizB1 X-Proofpoint-ORIG-GUID: CbRqYgjTTahzC14blikCYaxDQVREizB1 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTI2MDEwMSBTYWx0ZWRfX72i5zwENl5v+ yfMYF+Upzo4Pi1INw/crbW/5amAVvGvnqBbWyDKXEV3tmegycqp6BY1AnB4vpoWvdscEl1mpmdP v3cwTRSBijHQNRMlvA4X/KupAOpvuDF5T/9oeQLXicR9sqX7Y4d8IFeTsWrfTFqf/WbJVnB05TM NdZ7ZbB3sv1AbOYkV+wfJ1mlfvlanbt1CbMoRbxNVwVdmCIL+Xo2IPrpgcH0c0Jl6KssCjiMeYI wqhhVyJwaWBlp6Yni+NLk06LcrgitEKuXz6/IjpoU7lERyDG8dWfZZhhLfaRRdsQvshZU1EfXF7 5X3EbSoC6L1zqvrdu8GFJT1uSNTSPFjYzHdmPQw6jbr/ee/yyPZFNIcT6kscI7jFzK4/+Dbb7Cs ej3dWyLTmX++1hvuKDgJtNEZmU8Wjli4vjonY07bb0Gf6so2PSc10lxmRK3emTRXFMTRJNJJzCD GAl6ZyEoPcenAAE9hvQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-05-26_02,2026-05-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 clxscore=1015 suspectscore=0 impostorscore=0 adultscore=0 lowpriorityscore=0 malwarescore=0 spamscore=0 bulkscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605260101 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260526_043842_419748_13D58AD9 X-CRM114-Status: GOOD ( 13.43 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 5/25/2026 4:42 PM, Dmitry Baryshkov wrote: > The camcc and cambistmclkccc drivers looks pretty close to SM8750, > except for using a different PLLs. Would it make sense to have common > drivers instead? Dmitry, on Eliza, CAMCC and CAMBISTMCLKCC are powered by the CX and MX rails, whereas on SM8750 they use the MMCX and MXC rails. The PLL types/configurations differ across the two platforms and the frequencies across rcgs are also updated. Due to these differences in power domains, PLLs and frequency plans update reusing the SM8750 drivers for Eliza was not considered. -- Thanks, Taniya Das