[PATCH 1/2] mfd: Add Freescale's PMIC MC34708 support

[r.schwebel@pengutronix.de (Robert Schwebel)]

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 at 63fc8000 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	compatible = "fsl,imx53-i2c", "fsl,imx1-i2c";
> +	reg = <0x63fc8000 0x4000>;
> +	interrupts = <62>;
> +	status = "okay";
> +
> +	pmic: mc34708 at 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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