From mboxrd@z Thu Jan  1 00:00:00 1970
From: broonie@opensource.wolfsonmicro.com (Mark Brown)
Date: Wed, 28 Dec 2011 12:54:21 +0000
Subject: [PATCH V5 4/7] cpufreq: add clk-reg cpufreq driver
In-Reply-To: <20111228130619.GA10735@S2100-06.ap.freescale.net>
References: <1324974262-30963-1-git-send-email-richard.zhao@linaro.org>
 <1324974262-30963-5-git-send-email-richard.zhao@linaro.org>
 <20111228031409.GL15863@b20223-02.ap.freescale.net>
 <20111228033128.GM15863@b20223-02.ap.freescale.net>
 <20111228114237.GF24405@opensource.wolfsonmicro.com>
 <20111228120517.GA1691@richard-laptop>
 <20111228121403.GI24405@opensource.wolfsonmicro.com>
 <20111228124054.GB1691@richard-laptop>
 <20111228124739.GK24405@opensource.wolfsonmicro.com>
 <20111228130619.GA10735@S2100-06.ap.freescale.net>
Message-ID: <20111228125421.GL24405@opensource.wolfsonmicro.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Wed, Dec 28, 2011 at 09:06:20PM +0800, Shawn Guo wrote:
> On Wed, Dec 28, 2011 at 12:47:40PM +0000, Mark Brown wrote:

> > > One word. You mean I have to always depends on REGULATOR config, right?

> > Yes.

> I do not care too much.  But it puts the driver on an interesting
> position, that is it can work without a regulator driver backing the
> cpu voltage but it has to enable CONFIG_REGULATOR.

Well, the other option is ifdefs in your driver.