Re: [PATCH v3 1/7] max8903: adds documentation for device tree bindings.

From: Rob Herring
Date: Mon Jun 20 2016 - 09:24:21 EST


On Fri, Jun 17, 2016 at 03:00:20PM +1000, Chris Lapa wrote:
> From: Chris Lapa <chris@xxxxxxxxxxx>
>
> Signed-off-by: Chris Lapa <chris@xxxxxxxxxxx>
> ---
> .../devicetree/bindings/power/max8903-charger.txt | 25 ++++++++++++++++++++++
> 1 file changed, 25 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/max8903-charger.txt
>
> diff --git a/Documentation/devicetree/bindings/power/max8903-charger.txt b/Documentation/devicetree/bindings/power/max8903-charger.txt
> new file mode 100644
> index 0000000..aea1dd2a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/max8903-charger.txt
> @@ -0,0 +1,25 @@
> +Maxim Semiconductor MAX8903 Battery Charger bindings
> +
> +Required properties:
> +- compatible: "maxim,max8903-charger" for MAX8903 Battery Charger

Drop "charger" as that is implied by the chip.

> +- dok-gpios: Valid DC power has been detected, optional if uok-gpios is provided
> +- uok-gpios: Valid USB power has been detected, optional if dok-gpios is provided
> +
> +Optional properties:
> +- cen-gpios: Charge enable pin
> +- chg-gpios: Charger status pin
> +- flt-gpios: Fault pin
> +- dcm-gpios: Current limit mode setting (DC or USB)
> +- usus-gpios: USB suspend pin

Need to state direction and active state for all of these.