From mboxrd@z Thu Jan  1 00:00:00 1970
From: broonie@opensource.wolfsonmicro.com (Mark Brown)
Date: Wed, 21 Dec 2011 12:12:47 +0000
Subject: [PATCH V3 4/7] cpufreq: add generic cpufreq driver
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On Wed, Dec 21, 2011 at 12:44:57PM +0100, Kay Sievers wrote:

> We will convert all classes to buses over time time, and have a single
> type of device and a single type of subsystem.

Are there any conversions that have been done already that I can look at
for reference?