Hi,
On Tue, Oct 30, 2012 at 10:27:34AM +0530, Praveen Paneri wrote:
> @@ -3501,20 +3511,27 @@ static int __devinit s3c_hsotg_probe(struct
> platform_device *pdev)
> int ret;
> int i;
>
> - plat = pdev->dev.platform_data;
> - if (!plat) {
> - dev_err(&pdev->dev, "no platform data defined\n");
> - return -EINVAL;
> - }
> -
> hsotg = devm_kzalloc(&pdev->dev, sizeof(struct s3c_hsotg), GFP_KERNEL);
> if (!hsotg) {
> dev_err(dev, "cannot get memory\n");
> return -ENOMEM;
> }
>
> + plat = pdev->dev.platform_data;
> + if (!plat) {
> + /* Fallback for transceiver */
> + phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);
> + if (IS_ERR_OR_NULL(phy)) {
> + dev_err(&pdev->dev, "no platform data or transceiver
> defined\n");
> + return -EPROBE_DEFER;
> + } else {
> + hsotg->phy = phy;
> + }
> + } else {
> + hsotg->plat = plat;
> + }I think this should be the other way around, meaning you try to grab the phy, if you can't, then you fallback to pdata. -- balbi
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