If the phy has been told what current it can draw, it tells us
and now we use that number.
Note that 'vbus_draw' is in mA, while usb_cur is in uA.
Signed-off-by: NeilBrown <neilb@xxxxxxx>
---
drivers/power/twl4030_charger.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/power/twl4030_charger.c b/drivers/power/twl4030_charger.c
index b0242786d047..01090a440583 100644
--- a/drivers/power/twl4030_charger.c
+++ b/drivers/power/twl4030_charger.c
@@ -597,6 +597,7 @@ static void twl4030_bci_usb_work(struct work_struct *data)
switch (bci->event) {
case USB_EVENT_VBUS:
case USB_EVENT_CHARGER:
+ case USB_EVENT_ENUMERATED:
twl4030_charger_enable_usb(bci, true);
break;
case USB_EVENT_NONE:
@@ -609,6 +610,7 @@ static int twl4030_bci_usb_ncb(struct notifier_block *nb, unsigned long val,
void *priv)
{
struct twl4030_bci *bci = container_of(nb, struct twl4030_bci, usb_nb);
+ unsigned *vbus_draw = priv;
dev_dbg(bci->dev, "OTG notify %lu\n", val);
@@ -619,6 +621,9 @@ static int twl4030_bci_usb_ncb(struct notifier_block *nb, unsigned long val,
bci->usb_cur = 100000;
bci->event = val;
+ if (val == USB_EVENT_ENUMERATED && vbus_draw &&
+ *vbus_draw * 1000 > bci->usb_cur)
+ bci->usb_cur = *vbus_draw * 1000;
schedule_work(&bci->work);
return NOTIFY_OK;
--
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