On Fri, Apr 20, 2012 at 12:38:40AM +0800, Ying-Chun Liu (PaulLiu) wrote:
> diff --git a/Documentation/devicetree/bindings/mfd/mc34708.txt
> b/Documentation/devicetree/bindings/mfd/mc34708.txt
> new file mode 100644
> index 0000000..2bb5c9e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/mc34708.txt
> @@ -0,0 +1,61 @@
> +* Freescale MC34708 Power Management Integrated Circuit (PMIC)
> +
> +Required properties:
> +- compatible : Must be "fsl,mc34708"
> +
> +Optional properties:
> +- fsl,mc34708-uses-adc : Indicate the ADC is being used
> +- fsl,mc34708-uses-rtc : Indicate the RTC is being used
> +- fsl,mc34708-uses-ts : Indicate the touchscreen controller is being used
> +
> +Sub-nodes:
> +- regulators : Contain the regulator nodes. The MC34708 regulators are
> + bound using their names as listed below for enabling.
> +
> + mc34708__sw1a : regulator SW1A
> + mc34708__sw1b : regulator SW1B
> + mc34708__sw2 : regulator SW2
> + mc34708__sw3 : regulator SW3
> + mc34708__sw4A : regulator SW4A
> + mc34708__sw4b : regulator SW4B
> + mc34708__swbst : regulator SWBST
> + mc34708__vpll : regulator VPLL
> + mc34708__vrefddr : regulator VREFDDR
> + mc34708__vusb : regulator VUSB
> + mc34708__vusb2 : regulator VUSB2
> + mc34708__vdac : regulator VDAC
> + mc34708__vgen1 : regulator VGEN1
> + mc34708__vgen2 : regulator VGEN2
> +
> + The bindings details of individual regulator device can be found in:
> + Documentation/devicetree/bindings/regulator/regulator.txt
> +
> +Examples:
> +
> +i2c@63fc8000 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + compatible = "fsl,imx53-i2c", "fsl,imx1-i2c";
> + reg = <0x63fc8000 0x4000>;
> + interrupts = <62>;
> + status = "okay";
> +
> + pmic: mc34708@8 {
> + compatible = "fsl,mc34708";
> + reg = <0x08>;
> +
> + regulators {
> + mc34708__sw1a {
> + regulator-min-microvolt = <650000>;
> + regulator-max-microvolt = <1437500>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + mc34708__vusb {
> + regulator-boot-on;
> + regulator-always-on;
> + };
> + };
> + };
> +};
The oftree parts should be discussed on devicetree-discuss.
rsc
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