linux-kernel - Re: [PATCH] ASoC: wm9713: add gpio chip

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Message-ID: <20151106092913.GC3378@x1>
Date:	Fri, 6 Nov 2015 09:29:13 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Robert Jarzmik <robert.jarzmik@...e.fr>
Cc:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>,
	Mark Brown <broonie@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>,
	patches@...nsource.wolfsonmicro.com, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: wm9713: add gpio chip

On Wed, 04 Nov 2015, Robert Jarzmik wrote:

> Charles Keepax <ckeepax@...nsource.wolfsonmicro.com> writes:
> 
> > On Wed, Nov 04, 2015 at 06:12:44PM +0100, Robert Jarzmik wrote:
> >> The Wolfson WM9713 provides 8 GPIOs. If the gpiolib is compiled in the
> >> kernel, declare a gpio chip.
> >> 
> >> Signed-off-by: Robert Jarzmik <robert.jarzmik@...e.fr>
> >> ---
> >
> > You should probably make a seperate driver within GPIO for this
> > and then tie the two together, using an MFD. I appreciate that is
> > more work but it is likely a nicer solution overall.
> 
> I'd like to first have a confirmation from :
>  - Mark (Brown)
>  - and Lee (Jones)
> 
> The confirmation I'm looking for states that :
>  - the wm9713 should have a part in the mfd tree
>  - the gpio part should be in drivers/gpio
>  - the sound soc codecs will remain as is
>  - if the future driver/mfd/wm9713.c is technically sound, it will be accepted
> 
> I remember at least one example where the MFD approach was rejected from mfd
> tree for pxa gpios, so I won't work unless I have a confirmation from both
> maintainers.

I have no idea what you're talking about.  Context please?

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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