[PATCH 1/2] power: supply: bq24735: allow polling even if there is no ac-detect gpio

From: Peter Rosin
Date: Wed Dec 21 2016 - 19:04:20 EST


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@xxxxxxxxxx>
---
Documentation/devicetree/bindings/power/supply/ti,bq24735.txt | 4 ++--
drivers/power/supply/bq24735-charger.c | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/power/supply/ti,bq24735.txt b/Documentation/devicetree/bindings/power/supply/ti,bq24735.txt
index efc2c6a78661..de45e1a2a4d9 100644
--- a/Documentation/devicetree/bindings/power/supply/ti,bq24735.txt
+++ b/Documentation/devicetree/bindings/power/supply/ti,bq24735.txt
@@ -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:

diff --git a/drivers/power/supply/bq24735-charger.c b/drivers/power/supply/bq24735-charger.c
index 4f6275e5cf1c..d8be81203837 100644
--- a/drivers/power/supply/bq24735-charger.c
+++ b/drivers/power/supply/bq24735-charger.c
@@ -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)
--
2.1.4