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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-01-20 14:01:31 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-01-20 14:01:31 -0300 |
| commit | b4b7ff4b08e691656c9d77c758fc355833128ac0 (patch) | |
| tree | 82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /Documentation/hwmon/scpi-hwmon | |
| parent | 35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff) | |
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'Documentation/hwmon/scpi-hwmon')
| -rw-r--r-- | Documentation/hwmon/scpi-hwmon | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Documentation/hwmon/scpi-hwmon b/Documentation/hwmon/scpi-hwmon new file mode 100644 index 000000000..4cfcdf2d5 --- /dev/null +++ b/Documentation/hwmon/scpi-hwmon @@ -0,0 +1,33 @@ +Kernel driver scpi-hwmon +======================== + +Supported chips: + * Chips based on ARM System Control Processor Interface + Addresses scanned: - + Datasheet: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0922b/index.html + +Author: Punit Agrawal <punit.agrawal@arm.com> + +Description +----------- + +This driver supports hardware monitoring for SoC's based on the ARM +System Control Processor (SCP) implementing the System Control +Processor Interface (SCPI). The following sensor types are supported +by the SCP - + + * temperature + * voltage + * current + * power + +The SCP interface provides an API to query the available sensors and +their values which are then exported to userspace by this driver. + +Usage Notes +----------- + +The driver relies on device tree node to indicate the presence of SCPI +support in the kernel. See +Documentation/devicetree/bindings/arm/arm,scpi.txt for details of the +devicetree node.
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