[PATCH v3 2/2] power: supply: ucs1002: Add HWMON interface

[Andrey Smirnov <andrew.smirnov@gmail.com>]

Expose current sensors found on UCS1002 via HWMON.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Cory Tusar <cory.tusar@zii.aero>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Sebastian Reichel <sre@kernel.org>
Cc: linux-kernel@vger.kernel.org
Cc: linux-pm@vger.kernel.org
---
 drivers/power/supply/ucs1002_power.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/power/supply/ucs1002_power.c b/drivers/power/supply/ucs1002_power.c
index 677f20a4d76f..a4b6b37549cf 100644
--- a/drivers/power/supply/ucs1002_power.c
+++ b/drivers/power/supply/ucs1002_power.c
@@ -571,6 +571,12 @@ static int ucs1002_probe(struct i2c_client *client,
 		return ret;
 	}
 
+	ret = devm_power_supply_add_hwmon_sysfs(info->charger);
+	if (ret) {
+		dev_err(dev, "Failed to add hmwon attributes: %d\n", ret);
+		return ret;
+	}
+
 	ret = regmap_read(info->regmap, UCS1002_REG_PIN_STATUS, &regval);
 	if (ret) {
 		dev_err(dev, "Failed to read pin status: %d\n", ret);
-- 
2.21.0