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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8fc73f7bf7sm667056466b.29.2026.02.20.06.25.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 20 Feb 2026 06:25:06 -0800 (PST) Message-ID: Date: Fri, 20 Feb 2026 15:25:03 +0100 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: [PATCH v2] arm64: dts: qcom: sm8750: Add camera clock controller To: Taniya Das , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Ajit Pandey , Imran Shaik , Jagadeesh Kona , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Abel Vesa References: <20260220-sm8750_camcc_dt-v2-1-e4b7faf35854@oss.qualcomm.com> <13553877-a4d0-47ad-88ce-3d4d5b353101@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjIwMDEyNSBTYWx0ZWRfX7CsClSgti8c/ nPrnE0wzLD5tnFElPYU2AGeHWipOE2uCgKj+lYnwh+7JvxpTUQeH+TK/3xpAvk6Rb1SL6kAk3Or R6nTgttgBX8NWAS1Tx3AXiW9ltwnXxivCnYs00Jh5YsFPr/jHg/KAQ4CILp68jRwhxb/AgDGaYp BjNMzKmfZh8G6nsDICQkQ/hAnDr3N9CAou0w06cKKD0hR27mYAdKCW0FFXWUPMR/s7gubxAgk2g 5UmPogkMVJZyTGGsB8KMZ1mxjf2KchoJZv9ZvRm42XrulXtY/hXzg37AzoTP8d8c9sKvUSPdYR6 Q1mNdv7OB3tL71AB9NA75/1L9g6FLFDJXkEnxU5fAVmWI5P5Av8NHAtacMT5n0wH5C6zrFtHEO/ dUnQxKqlVrcBUSWjleI2gZMd+Wsylz6J5gXQNTe11ls5oUkYNw6om8TCAb4YZ5riilqA0UaBjLZ 2bZLER47jR3XliXdVnQ== X-Proofpoint-ORIG-GUID: MlQ6Qmo8mg9xxno4YMhXq_XnzCF45rcF X-Authority-Analysis: v=2.4 cv=JsD8bc4C c=1 sm=1 tr=0 ts=69986ec4 cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=EUspDBNiAAAA:8 a=zG_g-YbQlRVR7SRETiEA:9 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 X-Proofpoint-GUID: MlQ6Qmo8mg9xxno4YMhXq_XnzCF45rcF X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-20_01,2026-02-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 malwarescore=0 spamscore=0 clxscore=1015 bulkscore=0 impostorscore=0 phishscore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602200125 On 2/20/26 3:23 PM, Taniya Das wrote: > > > On 2/20/2026 4:25 PM, Konrad Dybcio wrote: >> On 2/20/26 11:28 AM, Taniya Das wrote: >>> The camera clock controller is split into cambistmclk and camcc. The >>> cambist clock controller handles the mclks and the rest of the clocks of >>> camera are part of the camcc clock controller. >>> Add the camcc clock controller device node for SM8750 SoC. >>> >>> Reviewed-by: Abel Vesa >>> Signed-off-by: Taniya Das >>> --- >>> Changes in v2: >>> - Update the MxC phandle to use MX for camcc node. >> >> My point was that both MXC and MXA are used >> > > My bad, even I think I got confused with this. We really do not need MxA > voting as it is always ON. We can sustain with MxC only. Does that mean we don't even need any particular RPMH level on MxA for this usecase, just for it to be on (which as you said it always is)? Konrad