Re: [PATCH v5 1/3] Documentation: mfd: LP873X: Add information for the mfd driver

From: Lee Jones
Date: Fri Aug 05 2016 - 04:04:45 EST


On Wed, 29 Jun 2016, Keerthy wrote:

> The lp873x series of PMICs have a bunch of regulators and a couple
> of GPO(General Purpose Outputs).
> Add information for the mfd and regulator drivers.

Nit: s/mfd/MFD/

> Acked-by: Rob Herring <robh@xxxxxxxxxx>
> Signed-off-by: Keerthy <j-keerthy@xxxxxx>
> ---
>
> Changes in v4:
>
> * Added the GPIO properties.
>
> Changes in v3:
>
> * Changed the example node lable to pmic from lp8733.
>
> Documentation/devicetree/bindings/mfd/lp873x.txt | 59 ++++++++++++++++++++++++
> 1 file changed, 59 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mfd/lp873x.txt
>
> diff --git a/Documentation/devicetree/bindings/mfd/lp873x.txt b/Documentation/devicetree/bindings/mfd/lp873x.txt
> new file mode 100644
> index 0000000..1377c25
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/lp873x.txt
> @@ -0,0 +1,59 @@
> +TI LP873X MFD driver

"PMIC MFD" or "MFD PMIC"

> +Required properties:
> + - compatible: "ti,lp8732", "ti,lp8733"
> + - reg: I2C slave address.
> + - gpio-controller : Marks the device node as a GPIO Controller.
> + - #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.
> + - regulators: : List of child nodes that specify the regulator
> + initialization data.

Please standardise your formatting here. Sometimes you do ":", other
times you do " :", and oddly ": :".

> +Example:
> +
> +pmic: lp8733@60 {
> + compatible = "ti,lp8733";
> + reg = <0x60>;
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + regulators {
> + lp8733_buck0: buck0 {
> + regulator-name = "lp8733-buck0";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <1400000>;
> + regulator-min-microamp = <1500000>;
> + regulator-max-microamp = <4000000>;
> + regulator-ramp-delay = <10000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + lp8733_buck1: buck1 {
> + regulator-name = "lp8733-buck1";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <1400000>;
> + regulator-min-microamp = <1500000>;
> + regulator-max-microamp = <4000000>;
> + regulator-ramp-delay = <10000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + lp8733_ldo0: ldo0 {
> + regulator-name = "lp8733-ldo0";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + lp8733_ldo1: ldo1 {
> + regulator-name = "lp8733-ldo1";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> + };
> +};

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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