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ipq806x: add thermal sensor driver

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Allows to check cpu temperature.

Huge thanks to @hnyman for valuable assistance!

Signed-off-by: Pavel Kubelun <be.dissent@gmail.com>
This commit is contained in:
dissent1
2016-11-05 16:15:33 +03:00
committed by John Crispin
parent 2b71f958b1
commit fef6a96d9e
16 changed files with 2293 additions and 13 deletions
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109
target/linux/ipq806x/files/arch/arm/boot/dts/qcom-ipq8065.dtsi
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@@ -79,6 +79,92 @@
};
};
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>;
@@ -205,8 +291,14 @@
reg = <0x00700000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
stride = <1>;
ranges = <0x0 0x00700000 0x1000>;
ranges;
tsens_calib: calib {
reg = <0x400 0x10>;
};
tsens_backup: backup_calib {
reg = <0x410 0x10>;
};
};
rpm@108000 {
@@ -687,9 +779,12 @@
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>;
};
lcc: clock-controller@28000000 {
@@ -704,16 +799,6 @@
reg = <0x1a400000 0x100>;
};
tsens: tsens-ipq806x {
compatible = "qcom,ipq806x-tsens";
reg = <0x900000 0x3678>, <0x700000 0x420>;
reg-names = "tsens_physical", "tsens_eeprom_physical";
interrupts = <0 178 0>;
qcom,sensors = <11>;
qcom,tsens_factor = <1000>;
qcom,slope = <1176 1176 1154 1176 1111 1132 1132 1199 1132 1199 1132>;
};
qcom,msm-thermal {
compatible = "qcom,msm-thermal";
qcom,sensor-id = <0>;