On Mon, Sep 14, 2015 at 02:00:14PM +0100, Punit Agrawal wrote: > The System Control Processor (SCP) provides access to SoC sensors via > the System Control and Power Interface (SCPI) Message Protocol. Add > bindings to allow probing of these sensors. Also support referencing > of the sensors for setting up thermal zones via the thermal DT > bindings. > > Signed-off-by: Punit Agrawal <punit.agrawal@xxxxxxx> > Cc: Rob Herring <robh+dt@xxxxxxxxxx> > Cc: Mark Rutland <mark.rutland@xxxxxxx> > Cc: Sudeep Holla <sudeep.holla@xxxxxxx> > --- > Documentation/devicetree/bindings/arm/arm,scpi.txt | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/Documentation/devicetree/bindings/arm/arm,scpi.txt b/Documentation/devicetree/bindings/arm/arm,scpi.txt > index f002460..af66f7f 100644 > --- a/Documentation/devicetree/bindings/arm/arm,scpi.txt > +++ b/Documentation/devicetree/bindings/arm/arm,scpi.txt > @@ -72,8 +72,18 @@ Required sub-node properties: > - compatible : should be "arm,juno-scp-shmem" for Non-secure SRAM based > shared memory on Juno platforms > > +Sensor bindings for the sensors based on SCPI Message Protocol > +-------------------------------------------------------------- > +SCPI provides an API to access the various sensors on the SoC. > + > +Required properties: > +- compatible : should be "arm,scpi-sensors". > +- #thermal-sensor-cells: should be set to 1. This property follows the > + thermal device tree bindings[2]. You need to specify what the valid values for this cell are. Mark. > + > [0] http://infocenter.arm.com/help/topic/com.arm.doc.dui0922b/index.html > [1] Documentation/devicetree/bindings/clock/clock-bindings.txt > +[2] Documentation/devicetree/bindings/thermal/thermal.txt > > Example: > > @@ -122,6 +132,11 @@ scpi_protocol: scpi@2e000000 { > clock-output-names = "pxlclk0", "pxlclk1"; > }; > }; > + > + scpi_sensors0: sensors { > + compatible = "arm,scpi-sensors"; > + #thermal-sensor-cells = <1>; > + }; > }; > > cpu@0 { > -- > 2.5.0 > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
