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Commit dbff4c8e authored by Peter Rosin's avatar Peter Rosin Committed by Sebastian Reichel
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power: supply: bq24735: allow polling even if there is no ac-detect gpio 



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: default avatarPeter Rosin <peda@axentia.se>
Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarSebastian Reichel <sre@kernel.org>
parent 577b1f06

Documentation/devicetree/bindings/power/supply/ti,bq24735.txt

+2 −2
Original line number Original line Diff line number Diff line
@@ -27,8 +27,8 @@ Optional properties : 
 - ti,external-control : Indicates that the charger is configured externally

 - ti,external-control : Indicates that the charger is configured externally

   and that the host should not attempt to enable/disable charging or set the

   and that the host should not attempt to enable/disable charging or set the

   charge voltage/current.

   charge voltage/current.

 - poll-interval : In case 'interrupts' is not specified, poll AC presence

 - poll-interval : In case 'interrupts' is not specified, poll AC adapter

   on the ti,ac-detect-gpios GPIO with this interval (milliseconds).

   presence with this interval (milliseconds).





Example:

Example:

drivers/power/supply/bq24735-charger.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -468,7 +468,7 @@ static int bq24735_charger_probe(struct i2c_client *client, 
				client->irq, ret);

				client->irq, ret);

			return ret;

			return ret;

		}

		}

	} else if (charger->status_gpio) {

	} else {

		ret = device_property_read_u32(&client->dev, "poll-interval",

		ret = device_property_read_u32(&client->dev, "poll-interval",

					       &charger->poll_interval);

					       &charger->poll_interval);

		if (ret)

		if (ret)