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Diffstat (limited to 'Documentation/devicetree/bindings/thermal/qcom-tsens.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/thermal/qcom-tsens.txt | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.txt b/Documentation/devicetree/bindings/thermal/qcom-tsens.txt new file mode 100644 index 000000000000..cfb79fc80316 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.txt @@ -0,0 +1,37 @@ +* QCOM SoC Temperature Sensor (TSENS) + +Required properties: +- compatible : + - "qcom,msm8916-tsens" : For 8916 Family of SoCs + - "qcom,msm8974-tsens" : For 8974 Family of SoCs + - "qcom,msm8960-tsens" : For 8960 Family of SoCs + +- reg: Address range of the thermal registers +- qcom,tsens-slopes : Must contain slope value for each of the sensors controlled + by this device +- #thermal-sensor-cells : Should be 1. See ./thermal.txt for a description. +- Refer to Documentation/devicetree/bindings/eeprom/eeprom.txt to know how to specify +an eeprom cell + +Optional properties: +- qcom,sensor-id: List of sensor instances used in a given SoC. A TSENS IP can + have a fixed number of sensors (like 11) but a given SoC can + use only 5 of these and they might not always the first 5. They + could be sensors 0, 1, 4, 8 and 9. This property is used to + describe the subset of the sensors used. If this property is + missing they are assumed to be the first 'n' sensors numbered + sequentially in which case the number of sensors defaults to + the number of slope values. + +Example: +tsens: thermal-sensor@900000 { + compatible = "qcom,msm8916-tsens"; + qcom,tsens-slopes = <1176 1176 1154 1176 1111 + 1132 1132 1199 1132 1199 + 1132>; + calib_data = <&tsens_caldata>; + calib_sel = <&tsens_calsel>; + qcom,tsens-slopes = <3200 3200 3200 3200 3200>; + qcom,sensor-id = <0 1 2 4 5>; + #thermal-sensor-cells = <1>; + }; |