usb: dwc3: Fix non-usb3 configurations

Missing nodes may also be signaled via -ENODATA. We need to check for
that to prevent failing in non-usb3 setups.

Furthermore, dev.phy must be NULL'ed in case usb3-phy was not found.

Fixes: 142d50fbce ("usb: dwc3: Add support for usb3-phy PHY configuration")
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
This commit is contained in:
Jan Kiszka 2022-04-25 13:26:45 +02:00 committed by Marek Vasut
parent 6a6468f479
commit 868d58f69c

View file

@ -468,9 +468,11 @@ static int dwc3_glue_probe(struct udevice *dev)
ret = generic_phy_init(&phy);
if (ret)
return ret;
} else if (ret != -ENOENT) {
} else if (ret != -ENOENT && ret != -ENODATA) {
debug("could not get phy (err %d)\n", ret);
return ret;
} else {
phy.dev = NULL;
}
glue->regs = dev_read_addr(dev);