usb: chipidea: core: change vbus-regulator as optional

Vbus regualtor is an optional regulator, for platforms, which
doesn't have this regulator, it will get a dummy regulator and
show warning message.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
This commit is contained in:
Peter Chen 2019-09-23 10:34:38 +08:00
parent 93c2c7330a
commit 782c1c49f3
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@ -683,7 +683,7 @@ static int ci_get_platdata(struct device *dev,
if (platdata->dr_mode != USB_DR_MODE_PERIPHERAL) {
/* Get the vbus regulator */
platdata->reg_vbus = devm_regulator_get(dev, "vbus");
platdata->reg_vbus = devm_regulator_get_optional(dev, "vbus");
if (PTR_ERR(platdata->reg_vbus) == -EPROBE_DEFER) {
return -EPROBE_DEFER;
} else if (PTR_ERR(platdata->reg_vbus) == -ENODEV) {