linux-kernel - Re: [PATCH] ASoC: Add support for BCM2708

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Date:	Wed, 22 May 2013 19:16:41 +0200
From:	Florian Meier <florian.meier@...lo.de>
To:	Mark Brown <broonie@...nel.org>
CC:	Liam Girdwood <lgirdwood@...il.com>, swarren@...dotorg.org,
	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>
Subject: Re: [PATCH] ASoC: Add support for BCM2708

On 22.05.2013 18:39, Mark Brown wrote:
> On Wed, May 22, 2013 at 04:10:20PM +0200, Florian Meier wrote:
> 
>> This driver adds support for digital audio (I2S)
>> for the BCM2708 SoC that is used by the
>> Raspberry Pi. External audio codecs can be
>> connected to the Raspberry Pi via P5 header.
> 
> Split this up into a patch series, for example one per CPU side driver
> and one per machine driver.  I've given the code a relatively quick run
> through here, it looks mostly sensible though DT would be nice but
> there's a few comments.
> 
>> +static inline void bcm2708_i2s_write_reg(struct bcm2708_i2s_dev *dev,
>> +					   int reg, u32 val)
>> +{
>> +	dev_dbg(dev->dev, "I2S write to register %p = %x\n",
>> +			dev->clk_base + reg, val);
>> +	__raw_writel(val, dev->i2s_base + reg);
>> +}
> 
> This all looks like you want to use regmap-mmio.........

Thank you for your comments! I will have a look at them and send a new
patch series taking them into account.
Before that I will create a patch for the DMA engine driver.

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