linux-kernel - Re: [PATCH 1/3] dt-bindings: document gpio-charger bindings

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Date:	Wed, 12 Mar 2014 09:28:46 -0500
From:	Rob Herring <robherring2@...il.com>
To:	Heiko Stübner <heiko@...ech.de>
Cc:	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	David Woodhouse <dwmw2@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH 1/3] dt-bindings: document gpio-charger bindings

On Wed, Mar 12, 2014 at 8:46 AM, Heiko Stübner <heiko@...ech.de> wrote:
> From: Heiko Stuebner <heiko.stuebner@...com>
>
> This documents the binding for the gpio-charger power-supply.

How does this relate to what's documented in power_supply.txt and
charger-manager.txt? Both have references to USB charging. Doesn't
this need some connection to a battery node?

Rob

>
> Signed-off-by: Heiko Stuebner <heiko.stuebner@...com>
> ---
>  .../bindings/power_supply/gpio-charger.txt         | 23 ++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power_supply/gpio-charger.txt
>
> diff --git a/Documentation/devicetree/bindings/power_supply/gpio-charger.txt b/Documentation/devicetree/bindings/power_supply/gpio-charger.txt
> new file mode 100644
> index 0000000..fad87a4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power_supply/gpio-charger.txt
> @@ -0,0 +1,23 @@
> +gpio-charger
> +
> +Required properties :
> + - compatible : "gpio-charger"
> + - gpios : GPIO indicating the charger presence.
> +   See GPIO binding in bindings/gpio/gpio.txt .
> + - charger-type : power supply type, one of
> +     unknown
> +     battery
> +     ups
> +     mains
> +     usb-sdp (USB standard downstream port)
> +     usb-dcp (USB dedicated charging port)
> +     usb-cdp (USB charging downstream port)
> +     usb-aca (USB accessory charger adapter)
> +
> +Example:
> +
> +       charger {
> +               compatible = "gpio-charger";
> +               charger-type = "usb-sdp";
> +               gpios = <&gpf0 2 0 0 0>;
> +       }
> --
> 1.8.5.3
>
>
--
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