From: Tony Lindgren <tony@atomide.com>
To: Bryan Wu <bryan.wu@analog.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>,
linux-omap-open-source@linux.omap.com
Subject: Re: Some musb Blackfin porting issues
Date: Thu, 6 Sep 2007 07:43:56 -0700 [thread overview]
Message-ID: <20070906144356.GC7618@atomide.com> (raw)
In-Reply-To: <1189061545.8833.11.camel@roc-desktop>
* Bryan Wu <bryan.wu@analog.com> [070905 23:55]:
> Dear David and Tony:
>
> I almost imported the musb stack to our Blackfin tree. But there are
> some code highly coupled with ARM Linux architecture. Please give me
> some idea about following issues:
>
> 1. Clock framework is not available in Blackfin Linux arch currently. Is
> it possible to skip it?
Yes, you can have custom clock enable/disable functions, see tusb_set_clock()
in arch/arm/mach-omap2/board-n800-usb.c.
> 2. Registers layout in musb-regs.h is different with BF54x processor. I
> plan to write a musb-bf54x.h to replace the whole definition in
> musb-regs.h. Is that possible or do it conflict with current musb
> design?
> in musb-regs.h:
> ---
> #ifdef CONFIG_BF54x
> #include "musb-bf54x.h"
> #else
> ..... /* original code from musb-regs.h */
> #endif
> --
I guess that's the way to go for now to get things working. Dave?
Tony
next prev parent reply other threads:[~2007-09-06 14:43 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-06 6:52 Some musb Blackfin porting issues Bryan Wu
2007-09-06 14:43 ` Tony Lindgren [this message]
2007-09-06 18:44 ` David Brownell
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