usb: phy: generic: Get the vbus supply

commit 03e607c upstream. While support for working with a vbus was added, the regulator was never actually gotten (despite what was documented). Fix this by actually getting the supply from the device tree. Fixes: 7acc997 ("usb: phy: generic: add vbus support") Cc: stable <[email protected]> Signed-off-by: Sean Anderson <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Greg Kroah-Hartman <[email protected]>
popcornmix · May 9, 2022 · c0ea202 · c0ea202
1 parent dd2af3a
commit c0ea202
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c
@@ -268,6 +268,13 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop)
 			return -EPROBE_DEFER;
 	}
 
+	nop->vbus_draw = devm_regulator_get_exclusive(dev, "vbus");
+	if (PTR_ERR(nop->vbus_draw) == -ENODEV)
+		nop->vbus_draw = NULL;
+	if (IS_ERR(nop->vbus_draw))
+		return dev_err_probe(dev, PTR_ERR(nop->vbus_draw),
+				     "could not get vbus regulator\n");
+
 	nop->dev		= dev;
 	nop->phy.dev		= nop->dev;
 	nop->phy.label		= "nop-xceiv";