From: Eugene Surovegin <ebs@ebshome.net>
To: "Ruslan V. Sushko" <rsushko@ru.mvista.com>
Cc: linuxppc-embedded@ozlabs.org
Subject: Re: [PATCH 2/3][PPC32] PCI-X support for Yucca
Date: Mon, 3 Oct 2005 09:15:59 -0700 [thread overview]
Message-ID: <20051003161559.GA21682@gate.ebshome.net> (raw)
In-Reply-To: <1128328568.21396.7.camel@mephisto.spb.rtsoft.ru>
On Mon, Oct 03, 2005 at 12:36:08PM +0400, Ruslan V. Sushko wrote:
> This patch adds PCIX support for Yucca PPC440SPe board. The patch is
> implemented for Roland Dreier git tree for Yucca PPC440SPe board.
>
> Signed-off-by: Ruslan V. Sushko <rsushko@ru.mvista.com>
[snip]
> + mtdcr(DCRN_UIC_PR(UIC1),
> + mfdcr(DCRN_UIC_PR(UIC1)) & ~0x00004000); /* Set PCI interrupt
> + (EXT IRQ12) plarity
> + to Negative */
Don't mess with UIC registers directly. Take a look how this type of
setup is done in other 4xx ports (e.g. Ebony) and use the same
approach (hint: ppc4xx_uic_ext_irq_cfg).
--
Eugene
next prev parent reply other threads:[~2005-10-03 16:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-03 8:36 [PATCH 2/3][PPC32] PCI-X support for Yucca Ruslan V. Sushko
2005-10-03 16:15 ` Eugene Surovegin [this message]
2005-10-06 10:32 ` Ruslan V. Sushko
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