linux-kernel - Re: [PATCH v2 5/6] DT bindings documentation for Broadcom IPROC USB Device controller.

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Date:   Tue, 21 Feb 2017 12:22:52 -0800
From:   Scott Branden <scott.branden@...adcom.com>
To:     Raviteja Garimella <raviteja.garimella@...adcom.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <balbi@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        bcm-kernel-feedback-list@...adcom.com, linux-usb@...r.kernel.org
Subject: Re: [PATCH v2 5/6] DT bindings documentation for Broadcom IPROC USB
 Device controller.

Hi Raviteja,

updates inline

On 17-02-21 03:43 AM, Raviteja Garimella wrote:
> The device node is used for UDCs integrated into Broadcom's
> iProc family of SoCs'. The UDC is based on Synopsys Designware
> Cores AHB Subsystem USB Device Controller IP.
>
> Signed-off-by: Raviteja Garimella <raviteja.garimella@...adcom.com>
> ---
>  Documentation/devicetree/bindings/usb/iproc-udc.txt | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/iproc-udc.txt
>
> diff --git a/Documentation/devicetree/bindings/usb/iproc-udc.txt b/Documentation/devicetree/bindings/usb/iproc-udc.txt
> new file mode 100644
> index 0000000..c2ce803
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/iproc-udc.txt
> @@ -0,0 +1,21 @@
> +Broadcom IPROC USB Device controller.
> +
> +The device node is used for UDCs integrated into Broadcom's
> +iProc family (Northstar2, Cygnus) of SoCs'. The UDC is based
> +on Synopsys Designware Cores AHB Subsystem Device Controller
> +IP.
> +
> +Required properties:
> + - compatible: Add the compatibility strings for supported platforms.
> +   For Broadcom NS2 platform, add "brcm,ns2-udc".
    For Broadcom NS2 platform, add "brcm,ns2-udc", "brcm,iproc-udc".
> +   For Broadcom Cygnus platform, add "brcm,cygnus-udc".
    For Broadcom Cygnus platform, add "brcm,cygnus-udc", "brcm,iproc-udc".
> + - reg: Offset and length of UDC register set
> + - interrupts: description of interrupt line
> + - phys: phandle to phy node.
> +
> +Example:
> +	udc_dwc: usb@...e0000 {
> +		compatible = "brcm,ns2-udc", "brcm,cygnus-udc";
		compatible = "brcm,ns2-udc", "brcm,iproc-udc";
> +		reg = <0x664e0000 0x2000>;
> +		interrupts = <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH>;
> +		phys = <&usbdrd_phy>;
>
Regards,
  Scott