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path: root/drivers/power/supply/twl4030_charger.c
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Diffstat (limited to 'drivers/power/supply/twl4030_charger.c')
-rw-r--r--drivers/power/supply/twl4030_charger.c43
1 files changed, 28 insertions, 15 deletions
diff --git a/drivers/power/supply/twl4030_charger.c b/drivers/power/supply/twl4030_charger.c
index 3de802f169a1..9dff1b4b85fc 100644
--- a/drivers/power/supply/twl4030_charger.c
+++ b/drivers/power/supply/twl4030_charger.c
@@ -980,10 +980,37 @@ static int twl4030_bci_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, bci);
+ INIT_WORK(&bci->work, twl4030_bci_usb_work);
+ INIT_DELAYED_WORK(&bci->current_worker, twl4030_current_worker);
+
bci->channel_vac = devm_iio_channel_get(&pdev->dev, "vac");
if (IS_ERR(bci->channel_vac)) {
+ ret = PTR_ERR(bci->channel_vac);
+ if (ret == -EPROBE_DEFER)
+ return ret; /* iio not ready */
+ dev_warn(&pdev->dev, "could not request vac iio channel (%d)",
+ ret);
bci->channel_vac = NULL;
- dev_warn(&pdev->dev, "could not request vac iio channel");
+ }
+
+ if (bci->dev->of_node) {
+ struct device_node *phynode;
+
+ phynode = of_find_compatible_node(bci->dev->of_node->parent,
+ NULL, "ti,twl4030-usb");
+ if (phynode) {
+ bci->usb_nb.notifier_call = twl4030_bci_usb_ncb;
+ bci->transceiver = devm_usb_get_phy_by_node(
+ bci->dev, phynode, &bci->usb_nb);
+ if (IS_ERR(bci->transceiver)) {
+ ret = PTR_ERR(bci->transceiver);
+ if (ret == -EPROBE_DEFER)
+ return ret; /* phy not ready */
+ dev_warn(&pdev->dev, "could not request transceiver (%d)",
+ ret);
+ bci->transceiver = NULL;
+ }
+ }
}
bci->ac = devm_power_supply_register(&pdev->dev, &twl4030_bci_ac_desc,
@@ -1019,20 +1046,6 @@ static int twl4030_bci_probe(struct platform_device *pdev)
return ret;
}
- INIT_WORK(&bci->work, twl4030_bci_usb_work);
- INIT_DELAYED_WORK(&bci->current_worker, twl4030_current_worker);
-
- bci->usb_nb.notifier_call = twl4030_bci_usb_ncb;
- if (bci->dev->of_node) {
- struct device_node *phynode;
-
- phynode = of_find_compatible_node(bci->dev->of_node->parent,
- NULL, "ti,twl4030-usb");
- if (phynode)
- bci->transceiver = devm_usb_get_phy_by_node(
- bci->dev, phynode, &bci->usb_nb);
- }
-
/* Enable interrupts now. */
reg = ~(u32)(TWL4030_ICHGLOW | TWL4030_ICHGEOC | TWL4030_TBATOR2 |
TWL4030_TBATOR1 | TWL4030_BATSTS);