From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from qw-out-2122.google.com (qw-out-2122.google.com [74.125.92.27]) by ozlabs.org (Postfix) with ESMTP id E0BFDDE114 for ; Sun, 24 May 2009 04:50:05 +1000 (EST) Received: by qw-out-2122.google.com with SMTP id 3so1349882qwe.15 for ; Sat, 23 May 2009 11:50:03 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20090523181422.794B3832E416@gemini.denx.de> References: <20090523181422.794B3832E416@gemini.denx.de> Date: Sat, 23 May 2009 13:50:03 -0500 Message-ID: Subject: Re: PPC405EX based irq flooding with USB-OTG and usbserial device From: Hunter Cobbs To: linuxppc-dev@ozlabs.org Content-Type: multipart/alternative; boundary=0016364272b5503dac046a98d85a List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , --0016364272b5503dac046a98d85a Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit On Sat, May 23, 2009 at 1:14 PM, Wolfgang Denk wrote: > Dear Hunter, > > In message > you wrote: > > > > This is my first post to the PPC dev list as my company has just started > > developing a new project based on Linux. The good news is, this post is > not > > debug-related as much as it is an introduction and query while I download > > the latest DENX kernel(only place I know that has the DWC_OTG driver). > > there is a strong reason why we decided not to try to push this > driver upstream: it is not in a state that would have a chance for > being accepted for mainline. The problems you are experiencing are > probably not the only one. Please consider this driver as > unsupported. > > Best regards, > > Wolfgang Denk > > -- > DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel > HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany > Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de > "Ada is PL/I trying to be Smalltalk. - Codoso diBlini > Which leads me to another question. Since I should consider this unsupported, is there a better driver out there as my company is already well down the road with our design? Or would you recommend just creating our own driver for the USB-OTG? I'm developing with the Kilauea, and I guess I should ask how unstable is Linux support for this Processor. -- Hunter Cobbs --0016364272b5503dac046a98d85a Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable

On Sat, May 23, 2009 at 1:14 PM, Wolfgan= g Denk <wd@denx.de&g= t; wrote:
Dear Hunter,

In message <ad84a70a0905222048i4e7ae5ddp66418f96d531f5f3@mail.gmail.= com> you wrote:
>
> This is my first post to the PPC dev list as my company has just start= ed
> developing a new project based on Linux. =A0The good news is, this pos= t is not
> debug-related as much as it is an introduction and query while I downl= oad
> the latest DENX kernel(only place I know that has the DWC_OTG driver).=

there is a strong reason why we decided =A0not =A0to =A0try =A0to =A0= push =A0this
driver =A0upstream: =A0it =A0is not in a state that would have a chance for=
being accepted for mainline. The problems you =A0are =A0experiencing =A0are=
probably =A0 not =A0 the =A0 only =A0one. =A0Please =A0consider =A0this =A0= driver =A0as
unsupported.

Best regards,

Wolfgang Denk

--
DENX Software Engineering GmbH, =A0 =A0 MD: Wolfgang Denk & Detlev Zund= el
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de
"Ada is PL/I trying to be Smalltalk. =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 -= Codoso diBlini

Which leads me to another question.=A0 Since = I should consider this unsupported, is there a better driver out there as m= y company is already well down the road with our design?=A0 Or would you re= commend just creating our own driver for the USB-OTG?=A0

I'm developing with the Kilauea, and I guess I should ask how unsta= ble is Linux support for this Processor.
--
Hunter Cobbs
--0016364272b5503dac046a98d85a--