On Mon, Jan 02, 2017 at 05:37:07PM +0100, Quentin Schulz wrote: > The X-Powers AXP20X and AXP22X PMICs have an AC entry to supply power to > the board. They have a few registers dedicated to the status of the AC > power supply. > > This adds the DT binding documentation for the AC power supply for > AXP20X and AXP22X PMICs. > > Signed-off-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxx> > --- > .../bindings/power/supply/axp20x_ac_power.txt | 28 ++++++++++++++++++++++ > 1 file changed, 28 insertions(+) > create mode 100644 Documentation/devicetree/bindings/power/supply/axp20x_ac_power.txt > > diff --git a/Documentation/devicetree/bindings/power/supply/axp20x_ac_power.txt b/Documentation/devicetree/bindings/power/supply/axp20x_ac_power.txt > new file mode 100644 > index 0000000..16d0de4 > --- /dev/null > +++ b/Documentation/devicetree/bindings/power/supply/axp20x_ac_power.txt > @@ -0,0 +1,28 @@ > +AXP20X and AXP22X PMICs' AC power supply > + > +Required Properties: > + - compatible: One of: > + "x-powers,axp202-ac-power-supply" > + "x-powers,axp221-ac-power-supply" > + > +More Required Properties for AXP20X PMICs: > + - io-channels: phandles to ACIN voltage and current ADC channels > + - io-channel-names = "acin_v", "acin_i"; > + > +This node is a subnode of the axp20x PMIC. > + > +The AXP20X can read the current current and voltage supplied by AC by > +reading ADC channels from the AXP20X ADC. > + > +The AXP22X is only able to tell if an AC power supply is present and > +usable. > + > +Example: > + > +&axp209 { > + ac_power_supply: ac_power_supply { power-supply { > + compatible = "x-powers,axp202-ac-power-supply"; > + io-channels = <&axp209_adc 0>, <&axp209_adc 1>; Is this assignment fixed? If so, then it doesn't need to be in DT. > + io-channel-names = "acin_v", "acin_i"; > + }; > +}; > -- > 2.9.3 > -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html