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Date: Mon, 30 Jun 2014 08:30:06 +0200
From: Sascha Hauer <s.hauer@pengutronix.de>
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Subject: Re: [PATCH RFC 1/4] usb: add Marvell MVEBU USB support
To: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>, barebox@lists.infradead.org, Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>

Hi Sebastian,


> +	if (usb->mode == USB_DR_MODE_HOST &&
> +	    IS_ENABLED(CONFIG_USB_MVEBU_HOST)) {
> +		ret = regulator_enable(usb->vbus);
> +		if (ret)
> +			return ret;
> +		ret = ehci_register(dev, &usb->ehci);
> +		if (ret)
> +			regulator_disable(usb->vbus);
> +	} else if (usb->mode == USB_DR_MODE_PERIPHERAL &&
> +		   IS_ENABLED(CONFIG_USB_MVEBU_DEVICE)) {
> +		ret = regulator_disable(usb->vbus);
> +		if (ret)
> +			return ret;
> +		ret = ci_udc_register(dev, usb->base);
> +	} else {
> +		dev_err(dev, "Unsupported USB role\n");
> +		ret = -ENODEV;
> +	}

This should probably be shared between i.MX and mvebu. I have a patch
somewhere which implements a device parameter to switch between host and
device mode. It could be used for both i.MX and mvebu.

Otherwise the series looks fine to me.

Sascha

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