From: Ralf Baechle <ralf@linux-mips.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>,
Mark Mason <mason@broadcom.com>,
Andy Whitcroft <apw@shadowen.org>,
Randy Dunlap <rdunlap@xenotime.net>,
Joel Schopp <jschopp@austin.ibm.com>,
linux-mips@linux-mips.org, linux-serial@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sb1250-duart.c: SB1250 DUART serial support
Date: Fri, 13 Jul 2007 15:48:18 +0100 [thread overview]
Message-ID: <20070713144818.GC8190@linux-mips.org> (raw)
In-Reply-To: <20070712114712.de5d6c9d.akpm@linux-foundation.org>
On Thu, Jul 12, 2007 at 11:47:12AM -0700, Andrew Morton wrote:
> There is no power management support in this driver.
There is hardly anything software could do to safe power on Sibyte SOCs.
Just like most other MIPS SOCs power managment is mostly left to the
hardware which does it by using extensive clockgating and other design
techniques. As a SW person I can't protest that approach :-)
Ralf
prev parent reply other threads:[~2007-07-13 14:48 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-12 17:39 [PATCH] sb1250-duart.c: SB1250 DUART serial support Maciej W. Rozycki
2007-07-12 17:43 ` Ralf Baechle
2007-07-12 17:50 ` Andy Whitcroft
2007-07-12 18:16 ` Maciej W. Rozycki
2007-07-12 19:15 ` Alistair John Strachan
2007-07-12 19:31 ` Andrew Morton
2007-07-12 18:47 ` Andrew Morton
2007-07-12 20:14 ` Andrew Sharp
2007-07-13 9:41 ` Maciej W. Rozycki
2007-07-13 14:48 ` Ralf Baechle [this message]
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