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power: supply: bq25890: Add bq25890_set_otg_cfg() helper

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Add a bq25890_set_otg_cfg() helper function, this is a preparation
patch for adding regulator support.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Hans de Goede 2022-02-01 14:06:55 +01:00 committed by Sebastian Reichel
parent f481d5b80b
commit 5575802d78
1 changed files with 15 additions and 13 deletions
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28
drivers/power/supply/bq25890_charger.c
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@ -832,6 +832,17 @@ static int bq25890_power_supply_init(struct bq25890_device *bq)
return PTR_ERR_OR_ZERO(bq->charger);
}
static int bq25890_set_otg_cfg(struct bq25890_device *bq, u8 val)
{
int ret;
ret = bq25890_field_write(bq, F_OTG_CFG, val);
if (ret < 0)
dev_err(bq->dev, "Error switching to boost/charger mode: %d\n", ret);
return ret;
}
static void bq25890_usb_work(struct work_struct *data)
{
int ret;
@ -841,25 +852,16 @@ static void bq25890_usb_work(struct work_struct *data)
switch (bq->usb_event) {
case USB_EVENT_ID:
/* Enable boost mode */
ret = bq25890_field_write(bq, F_OTG_CFG, 1);
if (ret < 0)
goto error;
bq25890_set_otg_cfg(bq, 1);
break;
case USB_EVENT_NONE:
/* Disable boost mode */
ret = bq25890_field_write(bq, F_OTG_CFG, 0);
if (ret < 0)
goto error;
power_supply_changed(bq->charger);
ret = bq25890_set_otg_cfg(bq, 0);
if (ret == 0)
power_supply_changed(bq->charger);
break;
}
return;
error:
dev_err(bq->dev, "Error switching to boost/charger mode.\n");
}
static int bq25890_usb_notifier(struct notifier_block *nb, unsigned long val,