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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6584b3e0a8esm6187574a12.5.2026.01.27.02.54.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 27 Jan 2026 02:54:05 -0800 (PST) Message-ID: <5b62fc63-314e-40a0-a975-9df75ec49e9a@oss.qualcomm.com> Date: Tue, 27 Jan 2026 11:54:02 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/3] dt-bindings: interconnect: qcom,qcs8300-rpmh: add clocks property to enable QoS To: Odelu Kukatla , Georgi Djakov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: Raviteja Laggyshetty , Dmitry Baryshkov , Bartosz Golaszewski , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mike Tipton References: <20260127090116.1438780-1-odelu.kukatla@oss.qualcomm.com> <20260127090116.1438780-2-odelu.kukatla@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260127090116.1438780-2-odelu.kukatla@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: wqb6romsC7Bs-gDSbM5mkKotN1lYV7sY X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTI3MDA4OSBTYWx0ZWRfX4gEFHshXzxCg SzPM/tWaNNrUygW8t5H4Dn1Wh1J+Lwmtw3iBRUuLG8EhcCGvGAcFTPus4vy1vrfcDLiE/mP1Eos EyXZQVZa5w8YX41j+VgwqyyM7l0sahSzK3If20R/r9M7k4IFcaN+7VMlNv41hhDBivd1awjgQif neeFrW5L6o6lk5fE9Dt2OnhJTnWcg18l4MvYwvPEmzDdfzELjIdY8w2dSpP6O+GbU7oYkskjH8n XqGR3VUKDNaQwGJkikJYN8iv2h0coq7hEMYbbeyYv6pPm+3f61dNVL5iBOM0p/m8TdryBRBxo/E x373r6dD2ptbXMRZvmxhvAcpEqg2eSUAqSEnmP0UOYvyxY6ip/LmhqvyjHHgqhWNN2OqJCQT+8c VrWcCUpelpZfeeeZmPTRj6zbBlc//g5B5MyMzavzHQ2gmeAUgtlD8hR+9nb+b1tQNGmtBxVIOEl jehMs7vwezkub9yYgMg== X-Proofpoint-GUID: wqb6romsC7Bs-gDSbM5mkKotN1lYV7sY X-Authority-Analysis: v=2.4 cv=FsEIPmrq c=1 sm=1 tr=0 ts=6978994f cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=AbLP64ttnd7elSJatLQA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.20,FMLib:17.12.100.49 definitions=2026-01-27_02,2026-01-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 adultscore=0 malwarescore=0 suspectscore=0 impostorscore=0 bulkscore=0 clxscore=1015 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601270089 On 1/27/26 10:01 AM, Odelu Kukatla wrote: > Some QCS8300 interconnect nodes have QoS registers located inside > a block whose interface is clock-gated. For those nodes, driver > must enable the corresponding clock(s) before accessing the > registers. Add the 'clocks' property so the driver can obtain > and enable the required clock(s). > > Only interconnects that have clock‑gated QoS register interface > use this property; it is not applicable to all interconnect nodes. > > Signed-off-by: Odelu Kukatla > --- [...] > + - description: aggre UFS PHY AXI clock > + - description: aggre QUP PRIM AXI clock > + - description: aggre USB2 PRIM AXI clock > + - description: aggre USB3 PRIM AXI clock LeMans has one more USB3 clock here, but it also happens to have 1 more USB3 host, so that checks out > + > + - if: > + properties: > + compatible: > + contains: > + enum: > + - qcom,qcs8300-aggre2-noc > + then: > + properties: > + clocks: > + items: > + - description: RPMH CC IPA clock LeMans also has ufscard clk here > + > + - if: > + properties: > + compatible: > + contains: > + enum: > + - qcom,qcs8300-gem-noc > + then: > + properties: > + clocks: > + items: > + - description: GCC DDRSS GPU AXI clock and lacks this one Are there actual reasons for these differences? Konrad