linux-kernel - Re: [PATCH v7 1/2] mfd: Add anatop mfd driver

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Date:	Sun, 4 Mar 2012 13:42:39 +0800
From:	Shawn Guo <shawn.guo@...aro.org>
To:	"Ying-Chun Liu (PaulLiu)" <paul.liu@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linaro-dev@...ts.linaro.org, patches@...aro.org,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Venu Byravarasu <vbyravarasu@...dia.com>,
	Peter Korsgaard <jacmet@...site.dk>
Subject: Re: [PATCH v7 1/2] mfd: Add anatop mfd driver

On Sun, Mar 04, 2012 at 01:39:12AM +0800, Ying-Chun Liu (PaulLiu) wrote:
...
> +static int of_anatop_probe(struct platform_device *pdev)

__devinit

> +{
> +	struct device *dev = &pdev->dev;
> +	struct device_node *np = dev->of_node;
> +	void *ioreg;
> +	struct anatop *drvdata;
> +
> +	ioreg = of_iomap(np, 0);
> +	if (!ioreg)
> +		return -EINVAL;
> +	drvdata = devm_kzalloc(dev, sizeof(struct anatop), GFP_KERNEL);
> +	if (!drvdata)
> +		return -EINVAL;
> +	drvdata->ioreg = ioreg;
> +	spin_lock_init(&drvdata->reglock);
> +	platform_set_drvdata(pdev, drvdata);
> +	of_platform_bus_probe(np, of_anatop_subdevice_match, dev);
> +
> +	return 0;
> +}
> +
> +static int of_anatop_remove(struct platform_device *pdev)

__devexit

> +{
> +	struct anatop *drvdata;
> +	drvdata = platform_get_drvdata(pdev);
> +	iounmap(drvdata->ioreg);
> +	return 0;
> +}
> +

-- 
Regards,
Shawn
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