linux-kernel - Re: [PATCH/RFT 09/12] usb: host: ohci-da8xx: Add devicetree bindings documentation

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Date:   Mon, 10 Oct 2016 16:35:39 -0500
From:   Rob Herring <robh@...nel.org>
To:     ahaslam@...libre.com
Cc:     gregkh@...uxfoundation.org, nsekhar@...com,
        stern@...land.harvard.edu, khilman@...libre.com,
        sshtylyov@...mvista.com, david@...hnology.com,
        linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH/RFT 09/12] usb: host: ohci-da8xx: Add devicetree bindings
 documentation

On Fri, Oct 07, 2016 at 06:42:54PM +0200, ahaslam@...libre.com wrote:
> From: Axel Haslam <ahaslam@...libre.com>
> 
> This patch documents the device tree bindings required for
> the ohci controller found in TI da8xx family of SoC's
> 
> Signed-off-by: Axel Haslam <ahaslam@...libre.com>
> ---
>  .../devicetree/bindings/usb/ohci-da8xx.txt         | 32 ++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/ohci-da8xx.txt
> 
> diff --git a/Documentation/devicetree/bindings/usb/ohci-da8xx.txt b/Documentation/devicetree/bindings/usb/ohci-da8xx.txt
> new file mode 100644
> index 0000000..e954ce5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/ohci-da8xx.txt
> @@ -0,0 +1,32 @@
> +DA8XX USB OHCI controller
> +
> +Required properties:
> +
> + - compatible: Should be "ti,da830-ohci"
> + - reg:        Should contain one register range i.e. start and length
> + - interrupts: Description of the interrupt line
> + - phys:       Phandle for the PHY device
> + - phy-names:  Should be "usb-phy"
> +
> +Optional properties:
> + - vbus-gpio:  If present, specifies a gpio that needs to be

vbus-gpios

> +               activated for the bus to be powered.
> + - oci-gpio:   If present, specifies a gpio that needs to be

oci-gpios

> +               activated for the overcurrent detection.
> + - power_on_delay: Power On to Power Good time - in ms.

power-on-delay-ms

> +
> +Example for omap138-lck:
> +
> +usb_phy: usb-phy {
> +        compatible = "ti,da830-usb-phy";
> +        #phy-cells = <1>;
> +        status = "disabled";
> +};
> +usb11: usb11@...5000 {
> +        compatible = "ti,da830-ohci";
> +        reg = <0x225000 0x1000>;
> +        interrupts = <59>;
> +        phys = <&usb_phy 1>;
> +        phy-names = "usb-phy";
> +        status = "disabled";
> +};
> -- 
> 2.7.1
>