[PATCH V5 07/11] of: Add bindings of hw-trip-points for soctherm

Wei Ni
2016-01-29T08:47:40Z

Add hw-trips sub-node for soctherm, which is
used to describe the hardware trip points for
each soctherm sensors.

Signed-off-by: Wei Ni <wni@nvidia.com>
---
.../devicetree/bindings/thermal/tegra-soctherm.txt | 24 ++++++++++++++++++++++
1 file changed, 24 insertions(+)

diff --git a/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt
index 6b68cd150405..fb397191faa7 100644
--- a/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt
+++ b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt
@@ -26,6 +26,15 @@ Required properties :
of this property. See <dt-bindings/thermal/tegra124-soctherm.h> for a
list of valid values when referring to thermal sensors.

+Optional properties:
+- hw-trip-points : A sub-node which is a container of hardware trip points
+ for each sensors.
+ * sensors: Sub-nodes which are used to describe the HW trip points info,
+ must be named as "cpu", "gpu", "mem", "pll".
+ Properties:
+ - thermtrip-mC : Shutdown or reset temperature in millicelsius,
+ once the temperature of this sensor is higher than it, the system
+ will be shutdown or reset.

Example :

@@ -40,6 +49,21 @@ Example :
reset-names = "soctherm";

#thermal-sensor-cells = <1>;
+
+ hw-trip-points {
+ cpu {
+ thermtrip-mC = <103000>;
+ };
+ gpu {
+ thermtrip-mC = <103500>;
+ };
+ mem {
+ thermtrip-mC = <103500>;
+ };
+ pll {
+ thermtrip-mC = <105000>;
+ };
+ };
};

Example: referring to thermal sensors :
--
1.9.1