linux-kernel - Re: [PATCH F 12/12] OMAP2/3 McBSP: add temporary clockdomain fix for McBSP virtual clocks

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Date:	Sat, 31 Jan 2009 11:42:26 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Paul Walmsley <paul@...an.com>
Cc:	linux-arm-kernel@...ts.arm.linux.org.uk,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	Tony Lindgren <tony@...mide.com>,
	Eero Nurkkala <ext-eero.nurkkala@...ia.com>
Subject: Re: [PATCH F 12/12] OMAP2/3 McBSP: add temporary clockdomain fix for McBSP virtual clocks

On Wed, Jan 28, 2009 at 12:35:33PM -0700, Paul Walmsley wrote:
> The McBSP driver uses virtual clocks to handle enabling and disabling
> its hardware clocks.  These virtual clocks have no associated
> clockdomain. After commit 60b8b431e47d8c5b8c02a2e4fa9af388aae20790,
> this prevents the McBSP clocks from registering correctly.
> Resolve this for the short term by using virt_opp_clkdm for these clocks.
> These McBSP virtual clocks should be removed, but such a fix would require
> significant changes to the McBSP drivers that would require testing on
> OMAP1, 2, and 3 platforms.

With either my clkdev patches or the spinlock fixing for mcbsp, this patch
seems to be redundant.
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