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-rw-r--r--drivers/power/supply/axp288_charger.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c
index 6982927b05c0..6e1bc14c3304 100644
--- a/drivers/power/supply/axp288_charger.c
+++ b/drivers/power/supply/axp288_charger.c
@@ -747,6 +747,18 @@ static int axp288_charger_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
struct power_supply_config charger_cfg = {};
+ unsigned int val;
+
+ /*
+ * On some devices the fuelgauge and charger parts of the axp288 are
+ * not used, check that the fuelgauge is enabled (CC_CTRL != 0).
+ */
+ ret = regmap_read(axp20x->regmap, AXP20X_CC_CTRL, &val);
+ if (ret < 0)
+ return ret;
+ if (val == 0)
+ return -ENODEV;
+
info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;