linux-kernel - Re: [PATCH 1/2] ASoC: rockchip-max98090: add documentation for rockchip-max98090 driver

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Date:	Sun, 28 Sep 2014 11:48:51 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Jianqun <xjq@...k-chips.com>
Cc:	Jianqun <jay.xu@...k-chips.com>, robh+dt@...nel.org,
	pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	heiko@...ech.de, lgirdwood@...il.com, perex@...ex.cz,
	tiwai@...e.de, grant.likely@...aro.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	huangtao@...k-chips.com, cf@...k-chips.com
Subject: Re: [PATCH 1/2] ASoC: rockchip-max98090: add documentation for
 rockchip-max98090 driver

On Sun, Sep 28, 2014 at 08:54:27AM +0800, Jianqun wrote:

Please fix your mailer to word wrap within paragraphs.

> 在 09/12/2014 09:44 PM, Mark Brown 写道:
> > On Fri, Sep 12, 2014 at 03:30:36PM +0800, Jianqun wrote:
> >> Add documentation for rockchip-max98090 driver, which is need by rockchip
> >> board using a max98090.

> > Can this use simple-card (perhaps after a bit of extension)?
> I haven't ever try simple-card, is there any sample usage for me from other vendor ?

$ git grep -l simple-audio-card
Documentation/devicetree/bindings/sound/simple-card.txt
arch/arm/boot/dts/kirkwood-openrd-client.dts
arch/arm/boot/dts/kirkwood-t5325.dts
arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts
arch/arm/boot/dts/sh73a0-kzm9g-reference.dts
arch/arm/boot/dts/vf610-twr.dts
sound/soc/generic/simple-card.c

> >> +- rockchip,audio-codec : The phandle of the MAX98090 audio codec.

> > Is the driver really specific to this CODEC?

> I think yes, we need to add two gpio for mic and hp detect, but simple-card driver hasn't them

That'd be the "possibly with some extensions" bit then...  if they're
just isolated GPIOs there's not really much board specific about having
them.

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