diff options
Diffstat (limited to 'drivers/power/supply/smb347-charger.c')
| -rw-r--r-- | drivers/power/supply/smb347-charger.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/power/supply/smb347-charger.c b/drivers/power/supply/smb347-charger.c index d3bf35ed12ce..8cfbd8d6b478 100644 --- a/drivers/power/supply/smb347-charger.c +++ b/drivers/power/supply/smb347-charger.c @@ -137,6 +137,7 @@ * @mains_online: is AC/DC input connected * @usb_online: is USB input connected * @charging_enabled: is charging enabled + * @irq_unsupported: is interrupt unsupported by SMB hardware * @max_charge_current: maximum current (in uA) the battery can be charged * @max_charge_voltage: maximum voltage (in uV) the battery can be charged * @pre_charge_current: current (in uA) to use in pre-charging phase @@ -193,6 +194,7 @@ struct smb347_charger { bool mains_online; bool usb_online; bool charging_enabled; + bool irq_unsupported; unsigned int max_charge_current; unsigned int max_charge_voltage; @@ -862,6 +864,9 @@ static int smb347_irq_set(struct smb347_charger *smb, bool enable) { int ret; + if (smb->irq_unsupported) + return 0; + ret = smb347_set_writable(smb, true); if (ret < 0) return ret; @@ -923,8 +928,6 @@ static int smb347_irq_init(struct smb347_charger *smb, ret = regmap_update_bits(smb->regmap, CFG_STAT, CFG_STAT_ACTIVE_HIGH | CFG_STAT_DISABLED, CFG_STAT_DISABLED); - if (ret < 0) - client->irq = 0; smb347_set_writable(smb, false); @@ -1345,6 +1348,7 @@ static int smb347_probe(struct i2c_client *client, if (ret < 0) { dev_warn(dev, "failed to initialize IRQ: %d\n", ret); dev_warn(dev, "disabling IRQ support\n"); + smb->irq_unsupported = true; } else { smb347_irq_enable(smb); } @@ -1357,8 +1361,8 @@ static int smb347_remove(struct i2c_client *client) { struct smb347_charger *smb = i2c_get_clientdata(client); - if (client->irq) - smb347_irq_disable(smb); + smb347_irq_disable(smb); + return 0; } |