linux-kernel - Re: [PATCH 3/8] xhci-platform: Add a new controller using xhci: Armada 38x

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Date:	Sat, 19 Apr 2014 22:21:59 -0500
From:	Felipe Balbi <balbi@...com>
To:	Gregory CLEMENT <gregory.clement@...e-electrons.com>
CC:	Mathias Nyman <mathias.nyman@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	Lior Amsalem <alior@...vell.com>,
	Tawfik Bayouk <tawfik@...vell.com>,
	Nadav Haklai <nadavh@...vell.com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH 3/8] xhci-platform: Add a new controller using xhci:
 Armada 38x

On Fri, Apr 18, 2014 at 12:22:38PM +0200, Gregory CLEMENT wrote:
> Extend the compatible string list with xhci-armada-380. It is used to
> describe xhci controller which is in the Armada 38x SoCs.
> 
> Signed-off-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>
> ---
>  Documentation/devicetree/bindings/usb/usb-xhci.txt | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> index 90f8f607d125..c49c14037afe 100644
> --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> @@ -1,7 +1,8 @@
>  USB xHCI controllers
>  
>  Required properties:
> -  - compatible: should be "generic-xhci" (deprecated: "xhci-platform").
> +  - compatible: should be on of "generic-xhci",

should be "one" of.

> +    "marvell,xhci-armada-380" (deprecated: "xhci-platform").

and this gives me a better idea, instead of using the quirk I suggested
before, match against this compatible:

	if (of_device_is_compatible(dev, "marvell,xhci-armada-380")
		xhci_marvel_mbus_init_quirk(dev);

-- 
balbi

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