linux-kernel - Re: [PATCH 1/2] dt-bindings: usb: atmel: add USB PHY type property

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Date:   Fri, 10 Sep 2021 22:07:21 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...il.com>
To:     cristian.birsan@...rochip.com, stern@...land.harvard.edu,
        gregkh@...uxfoundation.org, nicolas.ferre@...rochip.com,
        ada@...rsis.com, alexandre.belloni@...tlin.com,
        ludovic.desroches@...rochip.com
Cc:     linux-usb@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: usb: atmel: add USB PHY type property

Hello!

On 9/10/21 7:38 PM, cristian.birsan@...rochip.com wrote:

> From: Cristian Birsan <cristian.birsan@...rochip.com>
> 
> Add USB PHY type property for controllers with HSIC support.
> 
> Signed-off-by: Cristian Birsan <cristian.birsan@...rochip.com>
> ---
>  Documentation/devicetree/bindings/usb/atmel-usb.txt | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/usb/atmel-usb.txt b/Documentation/devicetree/bindings/usb/atmel-usb.txt
> index a4002624ba14..f512f0290728 100644
> --- a/Documentation/devicetree/bindings/usb/atmel-usb.txt
> +++ b/Documentation/devicetree/bindings/usb/atmel-usb.txt
> @@ -39,6 +39,10 @@ Required properties:
>  		"ehci_clk" for the peripheral clock
>  		"usb_clk" for the UTMI clock
>  
> +Optional properties:
> + - phy_type : For multi port host USB controllers, should be one of

   Hyphens are preferred to underscores in the property names.

> +   "utmi", or "hsic".
> +
>  usb1: ehci@...000 {
>  	compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
>  	reg = <0x00800000 0x100000>;

MBR, Sergei