| Message ID | 20190213134335.10838-2-brgl@bgdev.pl (mailing list archive) |
|---|---|
| State | Not Applicable, archived |
| Headers | show |
| Series | mfd: add support for max77650 PMIC | expand |
On Wed, Feb 13, 2019 at 02:43:25PM +0100, Bartosz Golaszewski wrote: > From: Bartosz Golaszewski <bgolaszewski@baylibre.com> > > Add a DT binding document for max77650 ultra-low power PMIC. This > describes the core mfd device and the GPIO module. > > Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> > --- > .../devicetree/bindings/mfd/max77650.txt | 47 +++++++++++++++++++ > 1 file changed, 47 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/max77650.txt > > diff --git a/Documentation/devicetree/bindings/mfd/max77650.txt b/Documentation/devicetree/bindings/mfd/max77650.txt > new file mode 100644 > index 000000000000..0a40e9c6aab8 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/max77650.txt > @@ -0,0 +1,47 @@ > +MAX77650 ultra low-power PMIC from Maxim Integrated. > + > +Required properties: > +------------------- > +- compatible: Must be "maxim,max77650" > +- reg: I2C device address. > +- interrupts: The interrupt on the parent the controller is > + connected to. > +- interrupt-parent: phandle of the parent interrupt controller. This is implied (and may be in a parent node), so remove it. > +- interrupt-controller: Marks the device node as an interrupt controller. > +- #interrupt-cells: Must be <2>. > + > +- gpio-controller : Marks the device node as a gpio controller. > +- #gpio-cells : Must be <2>. The first cell is the pin number and Some space before tabs here. > + the second cell is used to specify the gpio active > + state. > + > +Optional properties: > +-------------------- > +gpio-line-names: Single string containing the name of the GPIO line. > + > +The GPIO-controller module is represented as part of the top-level PMIC > +node. The device exposes a single GPIO line. > + > +For device-tree bindings of other sub-modules (regulator, power supply, > +LEDs and onkey) refer to the binding documents under the respective > +sub-system directories. > + > +For more details on GPIO bindings, please refer to the generic GPIO DT > +binding document <devicetree/bindings/gpio/gpio.txt>. > + > +Example: > +-------- > + > + pmic: max77650@48 { Hopefully some day this will stop. pmic@48 > + compatible = "maxim,max77650"; > + reg = <0x48>; > + > + interrupt-controller; > + interrupt-parent = <&gpio2>; > + #interrupt-cells = <2>; > + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; > + > + gpio-controller; > + #gpio-cells = <2>; > + gpio-line-names = "max77650-charger"; > + }; > -- > 2.20.1 >
diff --git a/Documentation/devicetree/bindings/mfd/max77650.txt b/Documentation/devicetree/bindings/mfd/max77650.txt new file mode 100644 index 000000000000..0a40e9c6aab8 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/max77650.txt @@ -0,0 +1,47 @@ +MAX77650 ultra low-power PMIC from Maxim Integrated. + +Required properties: +------------------- +- compatible: Must be "maxim,max77650" +- reg: I2C device address. +- interrupts: The interrupt on the parent the controller is + connected to. +- interrupt-parent: phandle of the parent interrupt controller. +- interrupt-controller: Marks the device node as an interrupt controller. +- #interrupt-cells: Must be <2>. + +- gpio-controller : Marks the device node as a gpio controller. +- #gpio-cells : Must be <2>. The first cell is the pin number and + the second cell is used to specify the gpio active + state. + +Optional properties: +-------------------- +gpio-line-names: Single string containing the name of the GPIO line. + +The GPIO-controller module is represented as part of the top-level PMIC +node. The device exposes a single GPIO line. + +For device-tree bindings of other sub-modules (regulator, power supply, +LEDs and onkey) refer to the binding documents under the respective +sub-system directories. + +For more details on GPIO bindings, please refer to the generic GPIO DT +binding document <devicetree/bindings/gpio/gpio.txt>. + +Example: +-------- + + pmic: max77650@48 { + compatible = "maxim,max77650"; + reg = <0x48>; + + interrupt-controller; + interrupt-parent = <&gpio2>; + #interrupt-cells = <2>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "max77650-charger"; + };