openwrt/target/linux/ipq806x/patches-4.4/310-add-necessary-thermal-data.patch
dissent1 fef6a96d9e ipq806x: add thermal sensor driver
Allows to check cpu temperature.

Huge thanks to @hnyman for valuable assistance!

Signed-off-by: Pavel Kubelun <be.dissent@gmail.com>
2016-12-01 15:47:43 +01:00

151 lines
3.0 KiB
Diff

--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
@@ -31,6 +31,9 @@
clock-latency = <100000>;
cpu-supply = <&smb208_s2a>;
voltage-tolerance = <5>;
+ cooling-min-state = <0>;
+ cooling-max-state = <10>;
+ #cooling-cells = <2>;
cpu-idle-states = <&CPU_SPC>;
};
@@ -46,6 +49,9 @@
clock-names = "cpu", "l2";
clock-latency = <100000>;
cpu-supply = <&smb208_s2b>;
+ cooling-min-state = <0>;
+ cooling-max-state = <10>;
+ #cooling-cells = <2>;
cpu-idle-states = <&CPU_SPC>;
};
@@ -70,6 +76,92 @@
};
};
+ thermal-zones {
+ cpu-thermal0 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 5>;
+ coefficients = <1132 0>;
+
+ trips {
+ cpu_alert0: trip0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit0: trip1 {
+ temperature = <110000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-thermal1 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 6>;
+ coefficients = <1132 0>;
+
+ trips {
+ cpu_alert1: trip0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit1: trip1 {
+ temperature = <110000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-thermal2 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 7>;
+ coefficients = <1199 0>;
+
+ trips {
+ cpu_alert2: trip0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit2: trip1 {
+ temperature = <110000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ cpu-thermal3 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&gcc 8>;
+ coefficients = <1132 0>;
+
+ trips {
+ cpu_alert3: trip0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit3: trip1 {
+ temperature = <110000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
cpu-pmu {
compatible = "qcom,krait-pmu";
interrupts = <1 10 0x304>;
@@ -172,6 +264,21 @@
reg-names = "lpass-lpaif";
};
+ qfprom: qfprom@700000 {
+ compatible = "qcom,qfprom", "syscon";
+ reg = <0x00700000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ tsens_calib: calib {
+ reg = <0x400 0x10>;
+ };
+ tsens_backup: backup_calib {
+ reg = <0x410 0x10>;
+ };
+ };
+
rpm@108000 {
compatible = "qcom,rpm-ipq8064";
reg = <0x108000 0x1000>;
@@ -499,8 +606,12 @@
gcc: clock-controller@900000 {
compatible = "qcom,gcc-ipq8064";
reg = <0x00900000 0x4000>;
+ nvmem-cells = <&tsens_calib>, <&tsens_backup>;
+ nvmem-cell-names = "calib", "calib_backup";
#clock-cells = <1>;
#reset-cells = <1>;
+ #power-domain-cells = <1>;
+ #thermal-sensor-cells = <1>;
};
tcsr: syscon@1a400000 {