Re: [PATCH v4 2/3] dt-bindings: usb: renesas_usbhs: add clock-names property

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On Mon, Sep 10, 2018 at 06:52:19PM +0900, Yoshihiro Shimoda wrote:
> R-Car Gen3 needs to enable clocks of both host and peripheral.
> Otherwise, other side device cannot work correctly. So, this patch
> adds a property of clock-names for R-Car Gen3 as an optional.
> 
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/usb/renesas_usbhs.txt | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
> index 087140a..dbdb92c 100644
> --- a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
> +++ b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
> @@ -26,7 +26,9 @@ Required properties:
>  
>    - reg: Base address and length of the register for the USBHS
>    - interrupts: Interrupt specifier for the USBHS
> -  - clocks: A list of phandle + clock specifier pairs
> +  - clocks: A list of phandle + clock specifier pairs. In case of
> +	    "renesas,rcar-gen3-usbhs" compatible device, first clock should be
> +	    peripheral and second one should be host.

This should have said how many clocks. That's still not clear except for 
"renesas,rcar-gen3-usbhs".

Rob



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