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Message-ID: <5C0F8E7B.3030601@ti.com>
Date: Tue, 11 Dec 2018 12:16:27 +0200
From: Roger Quadros <rogerq@...com>
To: Pawel Laszczak <pawell@...ence.com>, <devicetree@...r.kernel.org>
CC: <gregkh@...uxfoundation.org>, <linux-usb@...r.kernel.org>,
<balbi@...nel.org>, <linux-kernel@...r.kernel.org>,
<adouglas@...ence.com>, <jbergsagel@...com>, <nsekhar@...com>,
<nm@...com>, <sureshp@...ence.com>, <peter.chen@....com>,
<pjez@...ence.com>, <kurahul@...ence.com>
Subject: Re: [PATCH v1 1/2] dt-bindings: add binding for USBSS-DRD controller.
Pawel,
On 10/12/18 14:39, Pawel Laszczak wrote:
> This patch aim at documenting USB related dt-bindings for the
> Cadence USBSS-DRD controller.
>
> Signed-off-by: Pawel Laszczak <pawell@...ence.com>
> ---
> .../devicetree/bindings/usb/cdns3-usb.txt | 31 +++++++++++++++++++
> 1 file changed, 31 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/usb/cdns3-usb.txt
>
> diff --git a/Documentation/devicetree/bindings/usb/cdns3-usb.txt b/Documentation/devicetree/bindings/usb/cdns3-usb.txt
> new file mode 100644
> index 000000000000..ae4a255f0b10
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/cdns3-usb.txt
> @@ -0,0 +1,31 @@
> +Binding for the Cadence USBSS-DRD controller
> +
> +Required properties:
> + - reg: Physical base address and size of the controller's register areas.
> + Controller has 3 different regions:
> + region 1 - HOST registers area
> + region 2 - DEVICE registers area
> + region 3 - OTG/DRD registers area
> + - compatible: Should contain: "cdns,usb3"
> + - interrupts: Interrupt specifier. Refer to interrupt bindings.
> + Driver supports only single interrupt line.
> + This single interrupt is shared between Device,
> + host and OTG/DRD part of driver.
> +
> +Optional propertiesi:
s/propertiesi/properties
> + - maximum-speed : valid arguments are "super-speed", "high-speed" and
> + "full-speed"; refer to usb/generic.txt
> + - dr_mode: Should be one of "host", "peripheral" or "otg".
> + - phys: reference to the USB PHY
> + - phy-names: name of the USB PHY, should be "cdns3,usbphy"
> +
> +
> +Example:
> + usb@...00000 {
> + compatible = "cdns,usb3";
> + interrupts = <USB_IRQ 7 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <0xf3000000 0x10000 //memory area for HOST registers
> + 0xf3010000 0x10000 //memory area for DEVICE registers
> + 0xf3020000 0x10000>; //memory area for OTG/DRD registers
Use "/* <comment> */" instead.
> + };
> +
>
cheers,
-roger
--
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