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power: supply: bq24735: allow polling even if there is no ac-detect gpio

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It is possible to verify AC adapter presence via a register read, without
any physical connection to the ACOK pin on the charger. Allow this.

Signed-off-by: Peter Rosin <peda@axentia.se>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
This commit is contained in:
Peter Rosin 2016-12-21 22:29:52 +01:00 committed by Sebastian Reichel
parent 577b1f06e2
commit dbff4c8eaa
2 changed files with 3 additions and 3 deletions
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4
Documentation/devicetree/bindings/power/supply/ti,bq24735.txt
View File

@ -27,8 +27,8 @@ Optional properties :
- ti,external-control : Indicates that the charger is configured externally
and that the host should not attempt to enable/disable charging or set the
charge voltage/current.
- poll-interval : In case 'interrupts' is not specified, poll AC presence
on the ti,ac-detect-gpios GPIO with this interval (milliseconds).
- poll-interval : In case 'interrupts' is not specified, poll AC adapter
presence with this interval (milliseconds).
Example:

2
drivers/power/supply/bq24735-charger.c
View File

@ -468,7 +468,7 @@ static int bq24735_charger_probe(struct i2c_client *client,
client->irq, ret);
return ret;
}
} else if (charger->status_gpio) {
} else {
ret = device_property_read_u32(&client->dev, "poll-interval",
&charger->poll_interval);
if (ret)