From: Sean Anderson sean.anderson@seco.com
[ Upstream commit 03e607cbb2931374db1825f371e9c7f28526d3f4 ]
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: 7acc9973e3c4 ("usb: phy: generic: add vbus support") Cc: stable stable@kernel.org Signed-off-by: Sean Anderson sean.anderson@seco.com Link: https://lore.kernel.org/r/20220425171412.1188485-3-sean.anderson@seco.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/usb/phy/phy-generic.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c index a53b89be53248..8a04b157f19f3 100644 --- a/drivers/usb/phy/phy-generic.c +++ b/drivers/usb/phy/phy-generic.c @@ -283,6 +283,13 @@ 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";