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Re: [PATCH] I2C: SiByte: Convert the driver to make use of interrupts

To: "Maciej W. Rozycki" <>
Subject: Re: [PATCH] I2C: SiByte: Convert the driver to make use of interrupts
From: Guenter Roeck <>
Date: Tue, 7 Dec 2010 06:41:50 -0800
Cc: Matt Turner <>, Jean Delvare <>, "" <>, "" <>, Ralf Baechle <>
In-reply-to: <>
Original-recipient: rfc822;
References: <> <> <> <> <> <> <>
User-agent: Mutt/1.5.20 (2009-06-14)
On Tue, Dec 07, 2010 at 09:30:27AM -0500, Maciej W. Rozycki wrote:
> On Mon, 6 Dec 2010, Guenter Roeck wrote:
> > A quick look through sb1250 vs. sb1480 code shows that the 1480 uses 
> > different
> > interrupt numbers. The patch assigns the sb1250 interrupt numbers, so unless
> > I am missing something the code as written can not work for sb1480.
>  That well could be -- I never had access to a BigSur board.  The 
> board-specific interrupt numbers should either be available from the board 
> manual (I haven't checked if one has been released; I certainly have one 
> for my SWARM) or quoted somewhere in our tree.  Otherwise figuring them 
> out by trial and error should be a trivial exercise for someone with 
> actual hardware at hand.
I already sent a reply to the original patch - I confirmed that the interrupts 
are different.
Those are SOC interrupts, so they are CPU specific, not board specific. Code 
started working 
after I replaced the sb1250 interrupts with bcm1480 interrupts.


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