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[2001:14ba:a0db:1f00::8a5]) by smtp.gmail.com with ESMTPSA id n6-20020a195506000000b004f38260f196sm1324125lfe.218.2023.06.11.22.39.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Jun 2023 22:39:38 -0700 (PDT) From: Dmitry Baryshkov To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson , Konrad Dybcio , Ilia Lin , Viresh Kumar , Nishanth Menon , Stephen Boyd , Michael Turquette , "Rafael J. Wysocki" Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-clk@vger.kernel.org, Christian Marangi Subject: [PATCH 16/18] ARM: dts: qcom: apq8064: enable passive CPU cooling Date: Mon, 12 Jun 2023 08:39:20 +0300 Message-Id: <20230612053922.3284394-17-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230612053922.3284394-1-dmitry.baryshkov@linaro.org> References: <20230612053922.3284394-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Wire up CPUs and thermal trip points to save the SoC from overheating by lowering the CPU frequency. Signed-off-by: Dmitry Baryshkov --- arch/arm/boot/dts/qcom-apq8064.dtsi | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi index f35853b59544..82b381b66cfb 100644 --- a/arch/arm/boot/dts/qcom-apq8064.dtsi +++ b/arch/arm/boot/dts/qcom-apq8064.dtsi @@ -10,6 +10,7 @@ #include #include #include +#include / { #address-cells = <1>; #size-cells = <1>; @@ -1279,6 +1280,13 @@ cpu_crit0: trip1 { type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; cpu1-thermal { @@ -1300,6 +1308,13 @@ cpu_crit1: trip1 { type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&cpu_alert1>; + cooling-device = <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; cpu2-thermal { @@ -1321,6 +1336,13 @@ cpu_crit2: trip1 { type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&cpu_alert2>; + cooling-device = <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; cpu3-thermal { @@ -1342,6 +1364,13 @@ cpu_crit3: trip1 { type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&cpu_alert3>; + cooling-device = <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; };