[PATCH v7 8/9] phy: add Broadcom Kona USB2 PHY driver

Felipe Balbi balbi at ti.com
Wed Dec 18 11:25:54 EST 2013


On Tue, Dec 17, 2013 at 02:42:35PM -0500, Matt Porter wrote:
> Add a driver for the internal Broadcom Kona USB 2.0 PHY found
> on the BCM281xx family of SoCs.
> 
> Signed-off-by: Matt Porter <mporter at linaro.org>

Kishon, are you ok with this driver ?

> +static int bcm_kona_usb2_probe(struct platform_device *pdev)
> +{
> +	struct device *dev = &pdev->dev;
> +	struct bcm_kona_usb *phy;
> +	struct resource *res;
> +	struct phy *gphy;
> +	struct phy_provider *phy_provider;
> +
> +	phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL);
> +	if (!phy)
> +		return -ENOMEM;
> +
> +	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> +	phy->regs = devm_ioremap_resource(&pdev->dev, res);
> +	if (IS_ERR(phy->regs))
> +		return PTR_ERR(phy->regs);
> +
> +	platform_set_drvdata(pdev, phy);
> +
> +	phy_provider = devm_of_phy_provider_register(dev,
> +			of_phy_simple_xlate);
> +	if (IS_ERR(phy_provider))
> +		return PTR_ERR(phy_provider);
> +
> +	gphy = devm_phy_create(dev, &ops, NULL);
> +	if (IS_ERR(gphy))
> +		return PTR_ERR(gphy);
> +
> +	/* The Kona PHY supports an 8-bit wide UTMI interface */
> +	phy_set_bus_width(gphy, 8);
> +
> +	phy_set_drvdata(gphy, phy);

I think this set_drvdata() should be done before registering the
provider, no ?

-- 
balbi
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