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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-83965945101sm7346557b3a.13.2026.05.06.23.23.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 May 2026 23:23:42 -0700 (PDT) From: Sibi Sankar To: cristian.marussi@arm.com, sudeep.holla@kernel.org, cw00.choi@samsung.com, kyungmin.park@samsung.com, myungjoo.ham@samsung.com, konradybcio@kernel.org, andersson@kernel.org Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, arm-scmi@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, dmitry.baryshkov@oss.qualcomm.com, jonathanh@nvidia.com, thierry.reding@kernel.org, digetx@gmail.com, conor+dt@kernel.org, krzk+dt@kernel.org, robh@kernel.org Subject: [RFC V6 8/8] arm64: dts: qcom: hamoa: Enable LLCC/DDR/DDR_QOS dvfs Date: Thu, 7 May 2026 11:52:37 +0530 Message-Id: <20260507062237.78051-9-sibi.sankar@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260507062237.78051-1-sibi.sankar@oss.qualcomm.com> References: <20260507062237.78051-1-sibi.sankar@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTA3MDA2MCBTYWx0ZWRfXzdbY2GU8Hx6C gZldsIDRRbKVGpdhFFBiK7JwiaVCWlFZs7pITpTTvvYHelBdfsQ7BFWnm4A0+5LHUbn9Vzj41as CgSwKG9peEKdeiVEvIbrkOV5yk03FsVQxXKZ1ZHnBLctDd+mcvWAROz1Kyi+yWFQLIJmbXU2Tks 7wJNjfCKAF8jXaIYyd1Fl9J8pCGlOONhrdJx4j+hdni0o9hwqXpkHOFsaf1PbRkZUTxSFJaXrmD iD12too2LHUAHKt2zCgthQApPvEYACGUjYjaTcRzJNUiquwJrLwqb3t9pKE2mBVgbs5s9neYHmJ 30kKfCrLmY37d8OMarJ7dJPZ2c4oxudWaiWajMuMi2P8AYfl5FaMhmGEPDb4HeDuFlFNHioG93H EIXOMV9ywTC74u0O5Ss0dErviVhy7+km48PyrCQcxdvDolpfwawLsJQkNcZJBkb6BfaaqhKRm+C DN3hR2joVyNqUZqpyIQ== X-Proofpoint-ORIG-GUID: 3SUNXrQ047BJEy3cMq-icc0ZrvXqEm8Z X-Proofpoint-GUID: 3SUNXrQ047BJEy3cMq-icc0ZrvXqEm8Z X-Authority-Analysis: v=2.4 cv=ZZ4t8MVA c=1 sm=1 tr=0 ts=69fc2ff0 cx=c_pps a=m5Vt/hrsBiPMCU0y4gIsQw==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=gKi3Cb3mJvt5RuhTHbAA:9 a=IoOABgeZipijB_acs4fv:22 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=2026-05-06_02,2026-05-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 spamscore=0 priorityscore=1501 bulkscore=0 phishscore=0 clxscore=1015 impostorscore=0 malwarescore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2605070060 On Qualcomm Hamoa SoCs, the memlat governor and the mechanism to control the LLCC and DDR/DDR_QOS is hosted on the CPU Control Processor (CPUCP). Enable the nodes required to get QCOM SCMI Generic Extension protocol to probe on Hamoa and Purwa SoCs. Signed-off-by: Sibi Sankar --- arch/arm64/boot/dts/qcom/hamoa.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi index 051dee076416..a2d5c9db984d 100644 --- a/arch/arm64/boot/dts/qcom/hamoa.dtsi +++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi @@ -338,6 +338,10 @@ scmi_dvfs: protocol@13 { reg = <0x13>; #power-domain-cells = <1>; }; + + scmi_vendor: protocol@80 { + reg = <0x80>; + }; }; }; -- 2.34.1