From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <benh@kernel.crashing.org>
Received: from gate.crashing.org (gate.crashing.org [63.228.1.57])
	(using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
	(Client did not present a certificate)
	by ozlabs.org (Postfix) with ESMTPS id EC97CDDFCD
	for <linuxppc-dev@ozlabs.org>; Wed, 11 Mar 2009 15:10:13 +1100 (EST)
Subject: Re: USB Host in 2.6.24-r3 Arch=PPC
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Joachim Foerster <mls.JOFT@gmx.de>
In-Reply-To: <1236379543.13132.10.camel@md40100b.ft>
References: <49B1469B.9030609@gmail.com>
	<1236379543.13132.10.camel@md40100b.ft>
Content-Type: text/plain
Date: Wed, 11 Mar 2009 15:10:02 +1100
Message-Id: <1236744602.7086.39.camel@pasglop>
Mime-Version: 1.0
Cc: linuxppc-dev@ozlabs.org, "A. Nolson" <alohanono@gmail.com>
List-Id: Linux on PowerPC Developers Mail List <linuxppc-dev.ozlabs.org>
List-Unsubscribe: <https://ozlabs.org/mailman/options/linuxppc-dev>,
	<mailto:linuxppc-dev-request@ozlabs.org?subject=unsubscribe>
List-Archive: <http://ozlabs.org/pipermail/linuxppc-dev>
List-Post: <mailto:linuxppc-dev@ozlabs.org>
List-Help: <mailto:linuxppc-dev-request@ozlabs.org?subject=help>
List-Subscribe: <https://ozlabs.org/mailman/listinfo/linuxppc-dev>,
	<mailto:linuxppc-dev-request@ozlabs.org?subject=subscribe>

On Fri, 2009-03-06 at 23:45 +0100, Joachim Foerster wrote:
> Hi,
> 
> On Fri, 2009-03-06 at 16:51 +0100, A. Nolson wrote:
> >  just a little question. I am using 2.6.24-rc3 (secretlab) and I would
> > like to use c67x00 driver from Peter Kosgaard for USB-Host in my Xilinx
> > ML403 board. Is there support to use USB Host in Arch=ppc  Apparently I
> > cannot select  CONFIG_USB_ARCH_HAS_HCD=y option. What should I do to get
> > the USB working?
> 
> The problem of not being able to select the c67x00 driver, may be solved
> by simply pretending that ARCH=ppc "has a HCD" ... e.g.:

That sounds weird... how do other SoCs do ?

If you don't have PCI, look at the embedded section. 

Ben.

> diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
> index 755823c..eea0277 100644
> --- a/drivers/usb/Kconfig
> +++ b/drivers/usb/Kconfig
> @@ -22,6 +22,7 @@ config USB_ARCH_HAS_HCD
>         default y if PCMCIA && !M32R                    # sl811_cs
>         default y if ARM                                # SL-811
>         default y if SUPERH                             # r8a66597-hcd
> +       default y if PPC
>         default PCI
>  
>  # many non-PCI SOC chips embed OHCI
> 
> BTW: For a long time I'm wondering about what is the reason for making
> it not selectable by default ...
> 
>  Joachim
> 
> 
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-dev