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[188.155.176.92]) by smtp.gmail.com with ESMTPSA id l21-20020a056402345500b0042617ba6393sm8781322edc.29.2022.05.04.01.17.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 May 2022 01:17:57 -0700 (PDT) From: Krzysztof Kozlowski To: Krzysztof Kozlowski , Andy Gross , Bjorn Andersson , Georgi Djakov , Rob Herring , Catalin Marinas , Will Deacon , Viresh Kumar , Nishanth Menon , Stephen Boyd , "Rafael J. Wysocki" , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Thara Gopinath Subject: [PATCH v2 5/5] arm64: dts: qcom: sdm845: Add CPU BWMON Date: Wed, 4 May 2022 10:17:35 +0200 Message-Id: <20220504081735.26906-6-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220504081735.26906-1-krzysztof.kozlowski@linaro.org> References: <20220504081735.26906-1-krzysztof.kozlowski@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add device node for CPU-memory BWMON device (bandwidth monitoring) on SDM845. Co-developed-by: Thara Gopinath Signed-off-by: Thara Gopinath Signed-off-by: Krzysztof Kozlowski --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 60 ++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 692cf4be4eef..bd4577f0a92f 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -2026,6 +2026,66 @@ llcc: system-cache-controller@1100000 { interrupts = ; }; + pmu@1436400 { + compatible = "qcom,sdm845-cpu-bwmon"; + reg = <0 0x01436400 0 0x600>; + + interrupts = ; + + interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>, + <&osm_l3 MASTER_OSM_L3_APPS &osm_l3 SLAVE_OSM_L3>; + interconnect-names = "ddr", "l3c"; + + operating-points-v2 = <&cpu_bwmon_opp_table>; + + cpu_bwmon_opp_table: opp-table { + compatible = "operating-points-v2"; + + /* + * The interconnect paths bandwidths calculated + * from msm-4.9 downstream kernel: + * - the gladiator_noc-mem_noc from bandwidth + * table of qcom,llccbw (property qcom,bw-tbl); + * bus width: 4 bytes; + * - the OSM L3 from bandiwdth table of + * qcom,cpu4-l3lat-mon (qcom,core-dev-table); + * bus width: 16 bytes; + */ + opp-0 { + opp-peak-kBps = <800000 4800000>; + opp-avg-kBps = <800000 4800000>; + }; + opp-1 { + opp-peak-kBps = <1804000 9216000>; + opp-avg-kBps = <1804000 9216000>; + }; + opp-2 { + opp-peak-kBps = <2188000 11980800>; + opp-avg-kBps = <2188000 11980800>; + }; + opp-3 { + opp-peak-kBps = <3072000 15052800>; + opp-avg-kBps = <3072000 15052800>; + }; + opp-4 { + opp-peak-kBps = <4068000 19353600>; + opp-avg-kBps = <4068000 19353600>; + }; + opp-5 { + opp-peak-kBps = <5412000 20889600>; + opp-avg-kBps = <5412000 20889600>; + }; + opp-6 { + opp-peak-kBps = <6220000 22425600>; + opp-avg-kBps = <6220000 22425600>; + }; + opp-7 { + opp-peak-kBps = <7216000 25497600>; + opp-avg-kBps = <7216000 25497600>; + }; + }; + }; + pcie0: pci@1c00000 { compatible = "qcom,pcie-sdm845"; reg = <0 0x01c00000 0 0x2000>,