Add thermal zones to make use of thermal sensors data. For CPU zone,
add cooling device that uses CPU frequency scaling.
Signed-off-by: Mantas Pucka <[email protected]>
---
arch/arm64/boot/dts/qcom/ipq6018.dtsi | 121 ++++++++++++++++++++++++++++++++++
1 file changed, 121 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
index f2765fe8c20b..4fb253b845c8 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
@@ -9,6 +9,7 @@
#include <dt-bindings/clock/qcom,gcc-ipq6018.h>
#include <dt-bindings/reset/qcom,gcc-ipq6018.h>
#include <dt-bindings/clock/qcom,apss-ipq.h>
+#include <dt-bindings/thermal/thermal.h>
/ {
#address-cells = <2>;
@@ -43,6 +44,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu_opp_table>;
cpu-supply = <&ipq6018_s2>;
+ #cooling-cells = <2>;
};
CPU1: cpu@1 {
@@ -55,6 +57,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu_opp_table>;
cpu-supply = <&ipq6018_s2>;
+ #cooling-cells = <2>;
};
CPU2: cpu@2 {
@@ -67,6 +70,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu_opp_table>;
cpu-supply = <&ipq6018_s2>;
+ #cooling-cells = <2>;
};
CPU3: cpu@3 {
@@ -79,6 +83,7 @@
clock-names = "cpu";
operating-points-v2 = <&cpu_opp_table>;
cpu-supply = <&ipq6018_s2>;
+ #cooling-cells = <2>;
};
L2_0: l2-cache {
@@ -996,6 +1001,122 @@
};
};
+ thermal-zones {
+ nss-top-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsens 4>;
+
+ trips {
+ nss-top-critical {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ nss-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsens 5>;
+
+ trips {
+ nss-critical {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ wcss-phya0-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsens 7>;
+
+ trips {
+ wcss-phya0-critical {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ wcss-phya1-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsens 8>;
+
+ trips {
+ wcss-phya1-critical {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsens 13>;
+
+ trips {
+ cpu-critical {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+
+ cpu_alert: cpu-passive {
+ temperature = <110000>;
+ hysteresis = <1000>;
+ type = "passive";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert>;
+ 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>;
+ };
+ };
+ };
+
+ lpass-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsens 14>;
+
+ trips {
+ lpass-critical {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ ddrss-top-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsens 15>;
+
+ trips {
+ ddrss-top-critical {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
--
2.7.4