diff options
| author | Rafał Miłecki <rafal@milecki.pl> | 2017-04-15 00:42:28 +0300 |
|---|---|---|
| committer | Florian Fainelli <f.fainelli@gmail.com> | 2017-06-12 19:52:34 +0300 |
| commit | 36c2cb1830e0799f7f35c1429404c842daa8996d (patch) | |
| tree | 7c5ab73d1323c167f7088076a6b7e5c28991ca72 /arch/arm/boot/dts/bcm5301x.dtsi | |
| parent | 2ea659a9ef488125eb46da6eb571de5eae5c43f6 (diff) | |
| download | linux-36c2cb1830e0799f7f35c1429404c842daa8996d.tar.xz | |
ARM: dts: BCM5301X: Add CPU thermal sensor and zone
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>
Diffstat (limited to 'arch/arm/boot/dts/bcm5301x.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/bcm5301x.dtsi | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi index acee36a61004..ffcbe49c8f39 100644 --- a/arch/arm/boot/dts/bcm5301x.dtsi +++ b/arch/arm/boot/dts/bcm5301x.dtsi @@ -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 { + }; + }; + }; }; |