linux-kernel - Re: [PATCH 1/3] Add DT bindings documentation for NS2 USB DRD phy

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Date:   Mon, 5 Dec 2016 17:09:39 -0600
From:   Rob Herring <robh@...nel.org>
To:     Raviteja Garimella <raviteja.garimella@...adcom.com>
Cc:     Mark Rutland <mark.rutland@....com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        Jon Mason <jonmason@...adcom.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        bcm-kernel-feedback-list@...adcom.com,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/3] Add DT bindings documentation for NS2 USB DRD phy

On Wed, Nov 30, 2016 at 11:25:36AM +0530, Raviteja Garimella wrote:
> This patch adds documentation for NS2 DRD Phy driver DT bindings
> 
> Signed-off-by: Raviteja Garimella <raviteja.garimella@...adcom.com>
> ---
>  .../devicetree/bindings/phy/brcm,ns2-drd-phy.txt   | 40 ++++++++++++++++++++++
>  1 file changed, 40 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/brcm,ns2-drd-phy.txt
> 
> diff --git a/Documentation/devicetree/bindings/phy/brcm,ns2-drd-phy.txt b/Documentation/devicetree/bindings/phy/brcm,ns2-drd-phy.txt
> new file mode 100644
> index 0000000..5857f99
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/brcm,ns2-drd-phy.txt
> @@ -0,0 +1,40 @@
> +BROADCOM NORTHSTAR2 USB2 (DUAL ROLE DEVICE) PHY
> +
> +Required properties:
> + - compatible: brcm,ns2-drd-phy
> + - reg: offset and length of the NS2 PHY related registers.
> + - reg-names
> +   The below registers must be provided.
> +   icfg - for DRD ICFG configurations
> +   rst-ctrl - for DRD IDM reset
> +   crmu-ctrl - for CRMU core vdd, PHY and PHY PLL reset
> +   usb2-strap - for port over current polarity reversal
> + - #phy-cells: Must be 0. No args required.
> + - vbus-gpios: vbus gpio binding
> + - id-gpios: id gpio binding
> +
> +Refer to phy/phy-bindings.txt for the generic PHY binding properties
> +
> +Example:
> +	gpio_g: gpio@...a0000 {

You don't really need to show gpio node for the example. Otherwise,

Acked-by: Rob Herring <robh@...nel.org>

Rob