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ARM: dts: BCM5301X: Add CPU thermal sensor and zone

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This uses CPU thermal sensor available on every Northstar chipset to
monitor temperature. We don't have any cooling or throttling so only a
critical trip was added.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Acked-by: Jon Mason <jon.mason@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Rafał Miłecki 2017-04-14 23:42:28 +02:00 committed by Florian Fainelli
parent 2ea659a9ef
commit 36c2cb1830
1 changed files with 26 additions and 0 deletions
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26
arch/arm/boot/dts/bcm5301x.dtsi
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@ -349,6 +349,12 @@
"sata2";
};
thermal: thermal@1800c2c0 {
compatible = "brcm,ns-thermal";
reg = <0x1800c2c0 0x10>;
#thermal-sensor-cells = <0>;
};
srab: srab@18007000 {
compatible = "brcm,bcm5301x-srab";
reg = <0x18007000 0x1000>;
@ -412,4 +418,24 @@
status = "disabled";
};
};
thermal-zones {
cpu_thermal: cpu-thermal {
polling-delay-passive = <0>;
polling-delay = <1000>;
coefficients = <(-556) 418000>;
thermal-sensors = <&thermal>;
trips {
cpu-crit {
temperature = <125000>;
hysteresis = <0>;
type = "critical";
};
};
cooling-maps {
};
};
};
};