Set up CPU cooling maps to ensure the thermal framework is aware of
the connection between the CPUs and the TSENS sensors.
All of the maps refer to all 4 CPUs within a given cluster at a time,
as that's what can be considered the smallest DVFS target unit - they
all share the same voltage line and clock source.
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm6115.dtsi | 137 +++++++++++++++++++++++++++++++++++
1 file changed, 137 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qcom/sm6115.dtsi
index 631ca327e064..36ff913c1a60 100644
--- a/arch/arm64/boot/dts/qcom/sm6115.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi
@@ -12,6 +12,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/qcom-rpmpd.h>
+#include <dt-bindings/thermal/thermal.h>
/ {
interrupt-parent = <&intc>;
@@ -47,6 +48,8 @@ CPU0: cpu@0 {
enable-method = "psci";
next-level-cache = <&L2_0>;
qcom,freq-domain = <&cpufreq_hw 0>;
+ #cooling-cells = <2>;
+
L2_0: l2-cache {
compatible = "cache";
cache-level = <2>;
@@ -63,6 +66,7 @@ CPU1: cpu@1 {
enable-method = "psci";
next-level-cache = <&L2_0>;
qcom,freq-domain = <&cpufreq_hw 0>;
+ #cooling-cells = <2>;
};
CPU2: cpu@2 {
@@ -75,6 +79,7 @@ CPU2: cpu@2 {
enable-method = "psci";
next-level-cache = <&L2_0>;
qcom,freq-domain = <&cpufreq_hw 0>;
+ #cooling-cells = <2>;
};
CPU3: cpu@3 {
@@ -87,6 +92,7 @@ CPU3: cpu@3 {
enable-method = "psci";
next-level-cache = <&L2_0>;
qcom,freq-domain = <&cpufreq_hw 0>;
+ #cooling-cells = <2>;
};
CPU4: cpu@100 {
@@ -99,6 +105,8 @@ CPU4: cpu@100 {
dynamic-power-coefficient = <282>;
next-level-cache = <&L2_1>;
qcom,freq-domain = <&cpufreq_hw 1>;
+ #cooling-cells = <2>;
+
L2_1: l2-cache {
compatible = "cache";
cache-level = <2>;
@@ -115,6 +123,7 @@ CPU5: cpu@101 {
enable-method = "psci";
next-level-cache = <&L2_1>;
qcom,freq-domain = <&cpufreq_hw 1>;
+ #cooling-cells = <2>;
};
CPU6: cpu@102 {
@@ -127,6 +136,7 @@ CPU6: cpu@102 {
enable-method = "psci";
next-level-cache = <&L2_1>;
qcom,freq-domain = <&cpufreq_hw 1>;
+ #cooling-cells = <2>;
};
CPU7: cpu@103 {
@@ -139,6 +149,7 @@ CPU7: cpu@103 {
enable-method = "psci";
next-level-cache = <&L2_1>;
qcom,freq-domain = <&cpufreq_hw 1>;
+ #cooling-cells = <2>;
};
cpu-map {
@@ -2471,6 +2482,24 @@ cpu4-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens0 6>;
+ cooling-maps {
+ map0 {
+ trip = <&cpu4_alert0>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu4_alert1>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
cpu4_alert0: trip-point0 {
temperature = <90000>;
@@ -2497,6 +2526,24 @@ cpu5-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens0 7>;
+ cooling-maps {
+ map0 {
+ trip = <&cpu5_alert0>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu5_alert1>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
cpu5_alert0: trip-point0 {
temperature = <90000>;
@@ -2523,6 +2570,24 @@ cpu6-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens0 8>;
+ cooling-maps {
+ map0 {
+ trip = <&cpu6_alert0>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu6_alert1>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
cpu6_alert0: trip-point0 {
temperature = <90000>;
@@ -2549,6 +2614,24 @@ cpu7-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens0 9>;
+ cooling-maps {
+ map0 {
+ trip = <&cpu7_alert0>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu7_alert1>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
cpu7_alert0: trip-point0 {
temperature = <90000>;
@@ -2575,6 +2658,24 @@ cpu45-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens0 10>;
+ cooling-maps {
+ map0 {
+ trip = <&cpu45_alert0>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu45_alert1>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
cpu45_alert0: trip-point0 {
temperature = <90000>;
@@ -2601,6 +2702,24 @@ cpu67-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens0 11>;
+ cooling-maps {
+ map0 {
+ trip = <&cpu67_alert0>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu67_alert1>;
+ cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
cpu67_alert0: trip-point0 {
temperature = <90000>;
@@ -2627,6 +2746,24 @@ cpu0123-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens0 12>;
+ cooling-maps {
+ map0 {
+ trip = <&cpu0123_alert0>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu0123_alert1>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
cpu0123_alert0: trip-point0 {
temperature = <90000>;
---
base-commit: 4aa1da8d99724f6c0b762b58a71cee7c5e2e109b
change-id: 20230418-topic-cool_bengal-2f5f3f47269c
Best regards,
--
Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
