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SubjectRE: [PATCH v2 3/3] power/supply: Add generic USB charger driver
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> >> +
> >> + desc = &charger->desc;
> >> + desc->name = "usb-charger";
> >> + desc->properties = usb_charger_properties;
> >> + desc->num_properties = ARRAY_SIZE(usb_charger_properties);
> >> + desc->get_property = usb_charger_get_property;
> >> + desc->type = POWER_SUPPLY_TYPE_USB;
> >
> > What's your further plan for this generic USB charger?
> > To support BC1.2, we need to know charger type, and how we could get
> > it?
> >
> > Peter
>
> Well I don't really know. The USB role framework does not give any info about
> what's plugged.
>

What's the use case for this patch set? How it be used?

Thanks,
Peter

> -Paul
>
>
> >
> >> +
> >> + charger->charger = devm_power_supply_register(dev, desc, &cfg);
> >> + if (IS_ERR(charger->charger)) {
> >> + dev_err(dev, "Unable to register charger");
> >> + return PTR_ERR(charger->charger);
> >> + }
> >> +
> >> + err = usb_role_switch_register_notifier(charger->role,
> >> &charger->nb);
> >> + if (err) {
> >> + dev_err(dev, "Unable to register USB role switch notifier");
> >> + return err;
> >> + }
> >> +
> >> + return devm_add_action_or_reset(dev, usb_charger_unregister,
> >> charger);
> >> +}
> >> +
> >> +static const struct of_device_id usb_charger_of_match[] = {
> >> + { .compatible = "usb-charger" },
> >> + { /* sentinel */ },
> >> +};
> >> +MODULE_DEVICE_TABLE(of, usb_charger_of_match); + +static struct
> >> platform_driver usb_charger_driver = {
> >> + .driver = {
> >> + .name = "usb-charger",
> >> + .of_match_table = of_match_ptr(usb_charger_of_match),
> >> + },
> >> + .probe = usb_charger_probe,
> >> +};
> >> +module_platform_driver(usb_charger_driver);
> >> +
> >> +MODULE_DESCRIPTION("Simple USB charger driver");
> >> +MODULE_AUTHOR("Paul Cercueil <paul@crapouillou.net>");
> >> +MODULE_LICENSE("GPL");
> >> --
> >> 2.24.0
> >>
> >
> > --
> >
> > Thanks,
> > Peter Chen
>

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