linux-kernel - Re: [alsa-devel] [PATCH] ASoC: da7210: Add support for PLL and SRM

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Message-ID: <20120118131731.GO8732@opensource.wolfsonmicro.com>
Date:	Wed, 18 Jan 2012 13:17:31 +0000
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Ashish Chavan <ashish.chavan@...tcummins.com>
Cc:	lrg <lrg@...com>, alsa-devel <alsa-devel@...a-project.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"kuninori.morimoto.gx" <kuninori.morimoto.gx@...esas.com>
Subject: Re: [alsa-devel]  [PATCH] ASoC: da7210: Add support for PLL and SRM

On Wed, Jan 18, 2012 at 06:56:18PM +0530, Ashish Chavan wrote:

> > > +static int da7210_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
> > > +				 int div_id, int div)

> > Why does the driver need the machine driver to manually configure clock
> > dividers?

> Do you mean that the input mclk value should be passed via platform data
> and driver should use it from there during initialization?

No, it should be configured using set_sysclk() like for all the other
CODEC drivers.  The problem is that everyone using the driver needs to
know all the dividers in the chip.
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