On 4/4/20 8:01 PM, Kun Yi wrote: > Document device tree bindings for AMD SB-TSI emulated temperature > sensor. > > Signed-off-by: Kun Yi <kunyi@xxxxxxxxxx> > --- > .../devicetree/bindings/hwmon/amd,sbtsi.txt | 26 +++++++++++++++++++ > 1 file changed, 26 insertions(+) > create mode 100644 Documentation/devicetree/bindings/hwmon/amd,sbtsi.txt > > diff --git a/Documentation/devicetree/bindings/hwmon/amd,sbtsi.txt b/Documentation/devicetree/bindings/hwmon/amd,sbtsi.txt > new file mode 100644 > index 000000000000..be7293c43c0e > --- /dev/null > +++ b/Documentation/devicetree/bindings/hwmon/amd,sbtsi.txt > @@ -0,0 +1,26 @@ > +* Sideband interface Temperature Sensor Interface (SB-TSI) compliant > +AMD SoC temperature device. > + > +SB Temperature Sensor Interface (SB-TSI) is an SMBus compatible > +interface that reports AMD SoC's Ttcl (normalized temperature), > +and resembles a typical 8-pin remote temperature sensor's I2C interface > +to BMC. The emulated thermal sensor can report temperatures in increments of > +0.125 degrees, ranging from 0 to 255.875. > + > +Required properties: > +- compatible: manufacturer and chip name, should be > + "amd,sbtsi", > + > +- reg: I2C bus address of the device as specified in Section 6.3.1 of the > +SoC register reference: The SB-TSI address is normally 98h for socket 0 and > +90h for socket 1, but it could vary based on hardware address select pins. > + > +[open source SoC register reference]: > + https://www.amd.com/system/files/TechDocs/56255_OSRR.pdf > + > +Example: > + > +sbtsi@4c { > + compatible = "amd,sbtsi"; > + reg = <0x4c>; > +}; > Rob is going to ask you to provide this information in DT schema format (Documentation/devicetree/writing-schema.rst). checkpatch tells you the same nowadays. Guenter
