On Tue, Aug 30, 2022 at 07:22:03PM +0000, Eliav Farber wrote: > Add support for mr76006 pre-scaler which provides divide-by-2 scaling of > input voltage, which can then be presented for VM for measurement within > its range (the VM input range is limited to -0.1V to 1V). > > The new "moortec,vm-pre-scaler" property lists the channels that use a > pre-scaler. > > The driver will use this list to multiply the voltage result by 2, to > present to the user the actual voltage input source. > > Signed-off-by: Eliav Farber <farbere@xxxxxxxxxx> > --- > V3 -> V2: > - Add "moortec" prefix to property name. > - Change property format to be a single u8 array. > - Fix typo: scalar --> scaler. > > .../devicetree/bindings/hwmon/moortec,mr75203.yaml | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml > index 69cc6caceb2c..4c983d8f8fe7 100644 > --- a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml > +++ b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml > @@ -54,6 +54,16 @@ properties: > default: 16 > $ref: /schemas/types.yaml#definitions/uint8-array > > + moortec,vm-pre-scaler: > + description: > + moortec,vm-pre-scaler property is an array of channels that use a mr76006 > + pre-scaler to divides the input source by 2. to divide the You don't need the property name in the description. The entries are the pre-scaler values for each channel? The array index is the channel? If so, then 'an array of pre-scaler values for each channel ...'. > + The pre-scaler is used for input sources that exceed the VM input range. > + The driver uses this information to present to the user the actual value > + of the voltage source. > + default: 1 It's an array, so a scalar default doesn't make sense. > + $ref: /schemas/types.yaml#definitions/uint8-array Constraints? I assume there's a finite number of channels to set the array size bounds for example. > + > required: > - compatible > - reg > @@ -76,5 +86,6 @@ examples: > clocks = <&osc0>; > resets = <&rcu0 0x40 7>; > moortec,vm-active-channels = <0x10 0x05>; > + moortec,vm-pre-scaler = <5 6>; > #thermal-sensor-cells = <1>; > }; > -- > 2.37.1 > >
