Re: [PATCH v2 4/9] regulator: lp873x: Add support for populating input supply

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On Fri, Oct 21, 2016 at 04:08:36PM +0530, Lokesh Vutla wrote:
> In order to have a proper topology of regulators for a platform, each
> registering regulator needs to populate supply_name field for identifying
> its supply's name. Add supply_name field for lp873x regulators.
> 
> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> Cc: Keerthy <j-keerthy@xxxxxx>
> Signed-off-by: Lokesh Vutla <lokeshvutla@xxxxxx>
> ---
>  Documentation/devicetree/bindings/mfd/lp873x.txt | 8 ++++++++
>  drivers/regulator/lp873x-regulator.c             | 1 +
>  2 files changed, 9 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mfd/lp873x.txt b/Documentation/devicetree/bindings/mfd/lp873x.txt
> index 52766c2..998837a 100644
> --- a/Documentation/devicetree/bindings/mfd/lp873x.txt
> +++ b/Documentation/devicetree/bindings/mfd/lp873x.txt
> @@ -7,6 +7,9 @@ Required properties:
>    - #gpio-cells:	Should be two.  The first cell is the pin number and
>  			the second cell is used to specify flags.
>  			See ../gpio/gpio.txt for more information.
> +  - xxx-in-supply:	Phandle to parent supply node of each regulator
> +			populated under regulators node. xxx should match
> +			the supply_name populated in driver.

The driver is irrelevant. This should reference a list in this document.

>    - regulators:	List of child nodes that specify the regulator
>  			initialization data.
>  Example:
> @@ -17,6 +20,11 @@ pmic: lp8733@60 {
>  	gpio-controller;
>  	#gpio-cells = <2>;
>  
> +	buck0-in-supply = <&vsys_3v3>;
> +	buck1-in-supply = <&vsys_3v3>;
> +	ldo0-in-supply = <&vsys_3v3>;
> +	ldo1-in-supply = <&vsys_3v3>;
> +
>  	regulators {
>  		lp8733_buck0: buck0 {
>  			regulator-name = "lp8733-buck0";
--
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