[PATCH v1 2/2] power: supply: sbs-battery: Fall back to Li-ion battery type for bq20z75

[Dmitry Osipenko <digetx@gmail.com>]

The older bq20z75 controller doesn't support reporting the battery type
and the type is Li-ion in this case.

Tested-by: Antoni Aloy Torrens <aaloytorrens@gmail.com> # TF101
Tested-by: Nikola Milosavljević <mnidza@outlook.com> # TF101
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 drivers/power/supply/sbs-battery.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c
index b71fbf543428..fec6c139d4ff 100644
--- a/drivers/power/supply/sbs-battery.c
+++ b/drivers/power/supply/sbs-battery.c
@@ -813,9 +813,17 @@ static int sbs_get_chemistry(struct i2c_client *client,
 	else
 		val->intval = POWER_SUPPLY_TECHNOLOGY_UNKNOWN;
 
-	if (val->intval == POWER_SUPPLY_TECHNOLOGY_UNKNOWN)
+	if (val->intval == POWER_SUPPLY_TECHNOLOGY_UNKNOWN) {
+		struct sbs_info *chip = i2c_get_clientdata(client);
+
 		dev_warn_once(&client->dev, "Unknown chemistry: %s\n", chemistry);
 
+		if (chip->flags & SBS_FLAGS_TI_BQ20ZX5) {
+			dev_warn_once(&client->dev, "Falling back to Li-ion\n");
+			val->intval = POWER_SUPPLY_TECHNOLOGY_LION;
+		}
+	}
+
 	return 0;
 }
 
-- 
2.30.2