[PATCH v3 10/10] DT: QCOM: Add thermal mitigation to msm8996
From: Ilia Lin <hidden>
Date: 2018-02-14 13:59:52
Also in:
linux-arm-kernel, linux-arm-msm, linux-clk
Subsystem:
arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers:
Bjorn Andersson, Konrad Dybcio, Linus Torvalds
Add thermal mitigation configuration to msm8996. With the cpufreq-dt OPP table the CPU frequency may be scaled and therefore throttled by the thermal config. Signed-off-by: Ilia Lin <redacted> --- arch/arm64/boot/dts/qcom/msm8996.dtsi | 98 +++++++++++++++++++++++++++++++---- 1 file changed, 87 insertions(+), 11 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 0359197..1df5b6f 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi@@ -14,6 +14,7 @@ #include <dt-bindings/clock/qcom,gcc-msm8996.h> #include <dt-bindings/clock/qcom,mmcc-msm8996.h> #include <dt-bindings/clock/qcom,rpmcc.h> +#include <dt-bindings/thermal/thermal.h> / { model = "Qualcomm Technologies, Inc. MSM8996";
@@ -88,6 +89,10 @@ enable-method = "psci"; clocks = <&kryocc 0>; operating-points-v2 = <&cluster0_opp>; + /* cooling options */ + cooling-min-level = <0>; + cooling-max-level = <15>; + #cooling-cells = <2>; next-level-cache = <&L2_0>; L2_0: l2-cache { compatible = "cache";
@@ -102,6 +107,10 @@ enable-method = "psci"; clocks = <&kryocc 0>; operating-points-v2 = <&cluster0_opp>; + /* cooling options */ + cooling-min-level = <0>; + cooling-max-level = <15>; + #cooling-cells = <2>; next-level-cache = <&L2_0>; };
@@ -112,6 +121,10 @@ enable-method = "psci"; clocks = <&kryocc 1>; operating-points-v2 = <&cluster1_opp>; + /* cooling options */ + cooling-min-level = <0>; + cooling-max-level = <15>; + #cooling-cells = <2>; next-level-cache = <&L2_1>; L2_1: l2-cache { compatible = "cache";
@@ -126,6 +139,10 @@ enable-method = "psci"; clocks = <&kryocc 1>; operating-points-v2 = <&cluster1_opp>; + /* cooling options */ + cooling-min-level = <0>; + cooling-max-level = <15>; + #cooling-cells = <2>; next-level-cache = <&L2_1>; };
@@ -336,18 +353,33 @@ thermal-sensors = <&tsens0 3>; trips { - cpu_alert0: trip0 { + cpu_alert0: cpu_alert0 { temperature = <75000>; hysteresis = <2000>; + type = "active"; + }; + cpu_warn0: cpu_warn0 { + temperature = <90000>; + hysteresis = <2000>; type = "passive"; }; - - cpu_crit0: trip1 { + cpu_crit0: cpu_crit0 { temperature = <110000>; hysteresis = <2000>; type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = <&CPU0 THERMAL_NO_LIMIT 7>; + }; + map1 { + trip = <&cpu_warn0>; + cooling-device = <&CPU0 8 THERMAL_NO_LIMIT>; + }; + }; }; cpu-thermal1 {
@@ -357,18 +389,33 @@ thermal-sensors = <&tsens0 5>; trips { - cpu_alert1: trip0 { + cpu_alert1: cpu_alert1 { temperature = <75000>; hysteresis = <2000>; + type = "active"; + }; + cpu_warn1: cpu_warn1 { + temperature = <90000>; + hysteresis = <2000>; type = "passive"; }; - - cpu_crit1: trip1 { + cpu_crit1: cpu_crit1 { temperature = <110000>; hysteresis = <2000>; type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&cpu_alert1>; + cooling-device = <&CPU0 THERMAL_NO_LIMIT 7>; + }; + map1 { + trip = <&cpu_warn1>; + cooling-device = <&CPU0 8 THERMAL_NO_LIMIT>; + }; + }; }; cpu-thermal2 {
@@ -378,18 +425,32 @@ thermal-sensors = <&tsens0 8>; trips { - cpu_alert2: trip0 { + cpu_alert2: cpu_alert2 { temperature = <75000>; hysteresis = <2000>; + type = "active"; + }; + cpu_warn2: cpu_warn2 { + temperature = <90000>; + hysteresis = <2000>; type = "passive"; }; - - cpu_crit2: trip1 { + cpu_crit2: cpu_crit2 { temperature = <110000>; hysteresis = <2000>; type = "critical"; }; }; + cooling-maps { + map0 { + trip = <&cpu_alert2>; + cooling-device = <&CPU2 THERMAL_NO_LIMIT 7>; + }; + map1 { + trip = <&cpu_warn2>; + cooling-device = <&CPU2 8 THERMAL_NO_LIMIT>; + }; + }; }; cpu-thermal3 {
@@ -399,18 +460,33 @@ thermal-sensors = <&tsens0 10>; trips { - cpu_alert3: trip0 { + cpu_alert3: cpu_alert3 { temperature = <75000>; hysteresis = <2000>; + type = "active"; + }; + cpu_warn3: cpu_warn3 { + temperature = <90000>; + hysteresis = <2000>; type = "passive"; }; - cpu_crit3: trip1 { temperature = <110000>; hysteresis = <2000>; type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&cpu_alert3>; + cooling-device = <&CPU2 THERMAL_NO_LIMIT 7>; + }; + map1 { + trip = <&cpu_warn3>; + cooling-device = <&CPU2 8 THERMAL_NO_LIMIT>; + }; + }; }; };
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1.9.1