linux-kernel - Re[2]: [PATCH v4] mfd: syscon: Add non-DT support

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Date:	Fri, 22 Feb 2013 11:01:18 +0400
From:	Alexander Shiyan <shc_work@...l.ru>
To:	Dong Aisheng <b29396@...escale.com>
Cc:	linux-kernel@...r.kernel.org,
	Arnd Bergmann <arnd@...db.de>,
	Dong Aisheng <dong.aisheng@...aro.org>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: Re[2]: [PATCH v4] mfd: syscon: Add non-DT support

> On Thu, Feb 21, 2013 at 07:29:02PM +0400, Alexander Shiyan wrote:
> > This patch allow using syscon driver from the platform data, i.e.
> > possibility using driver on systems without oftree support.
> > For search syscon device from the client drivers,
> > "syscon_regmap_lookup_by_pdevname" function was added.
> > 
> > Signed-off-by: Alexander Shiyan <shc_work@...l.ru>
> 
> [...]
> 
> > +	syscon->base = devm_ioremap_resource(dev, res);
> > +	if (!syscon->base)
> 
> Is this correct?

Hmm, of course IS_ERR should be used here...
v5?

> 
> > +		return -EBUSY;
> >
> 
> Otherwise, i'm also ok with this patch.
> Acked-by: Dong Aisheng <dong.aisheng@...aro.org>
> 
> BTW, i did not see Samuel's tree having this new API.
> So, who will pick this patch?

I have same question.

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