From mboxrd@z Thu Jan  1 00:00:00 1970
From: Simon Horman <horms@verge.net.au>
Subject: Re: [PATCH 1/2] usb: renesas_usbhs: add fallback compatibility string
Date: Wed, 9 Dec 2015 14:30:03 +0900
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To: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>, Magnus Damm <magnus.damm@gmail.com>, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-sh@vger.kernel.org
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On Wed, Dec 09, 2015 at 04:48:47AM +0000, Kuninori Morimoto wrote:
> 
> Hi Simon
> 
> > (As Sergei noted elsewhere, "renesas,rcar-usbhs" is consistent
> >  with what I documented elsewhere in the patch)
> 
> "renesas,rcar-usbhs" is better,
> but I guess you want to have "renesas,rcar-gen2-usbhs" ?
> 
> My understanding is these
> 
>  * renesas,usbhs-r8a77xx	# SoC specific
>  * renesas,rcar-usbhs		# R-Car common
>  * renesas,rcar-gen2-usbhs	# R-Car Gen2 common
>  * renesas,rcar-gen3-usbhs	# R-Car Gen3 common
>  * renesas,usbhs		# Renesas USBHS common
> 

I was intentionally including gen3 as well. So I think we have two options:

1. renesas,rcar-usbhs
2. renesas,rcar-gen2-usbhs and renesas,rcar-gen3-usbhs

Which do you prefer?