Lines Matching defs:bci
239 static int twl4030_charger_update_current(struct twl4030_bci *bci)
252 if (ac_available(bci->channel_vac)) {
253 cur = bci->ac_cur;
254 bci->ac_is_active = true;
256 cur = bci->usb_cur;
257 bci->ac_is_active = false;
258 if (cur > bci->usb_cur_target) {
259 cur = bci->usb_cur_target;
260 bci->usb_cur = cur;
262 if (cur < bci->usb_cur_target)
263 schedule_delayed_work(&bci->current_worker, USB_CUR_DELAY);
267 if (bci->ichg_eoc >= 200000)
269 if (bci->ichg_lo >= 400000)
271 if (bci->ichg_hi >= 820000)
296 reg = ua2regval(bci->ichg_eoc, cgain);
308 reg = ua2regval(bci->ichg_lo, cgain);
330 reg = ua2regval(bci->ichg_hi, cgain);
404 struct twl4030_bci *bci = container_of(data, struct twl4030_bci,
415 dev_dbg(bci->dev, "v=%d cur=%d limit=%d target=%d\n", v, curr,
416 bci->usb_cur, bci->usb_cur_target);
420 if (bci->usb_cur >= USB_CUR_STEP)
421 bci->usb_cur -= USB_CUR_STEP;
422 bci->usb_cur_target = bci->usb_cur;
423 } else if (bci->usb_cur >= bci->usb_cur_target ||
424 bci->usb_cur + USB_CUR_STEP > USB_MAX_CURRENT) {
428 bci->usb_cur += USB_CUR_STEP;
429 schedule_delayed_work(&bci->current_worker, USB_CUR_DELAY);
431 twl4030_charger_update_current(bci);
437 static int twl4030_charger_enable_usb(struct twl4030_bci *bci, bool enable)
442 if (bci->usb_mode == CHARGE_OFF)
444 if (enable && !IS_ERR_OR_NULL(bci->transceiver)) {
446 twl4030_charger_update_current(bci);
449 if (!bci->usb_enabled) {
450 pm_runtime_get_sync(bci->transceiver->dev);
451 bci->usb_enabled = 1;
454 if (bci->usb_mode == CHARGE_AUTO) {
462 dev_err(bci->dev,
474 if (bci->usb_mode == CHARGE_LINEAR) {
481 dev_err(bci->dev,
514 if (bci->usb_enabled) {
515 pm_runtime_mark_last_busy(bci->transceiver->dev);
516 pm_runtime_put_autosuspend(bci->transceiver->dev);
517 bci->usb_enabled = 0;
519 bci->usb_cur = 0;
528 static int twl4030_charger_enable_ac(struct twl4030_bci *bci, bool enable)
532 if (bci->ac_mode == CHARGE_OFF)
591 struct twl4030_bci *bci = arg;
593 dev_dbg(bci->dev, "CHG_PRES irq\n");
595 bci->ac_cur = 500000;
596 twl4030_charger_update_current(bci);
597 power_supply_changed(bci->ac);
598 power_supply_changed(bci->usb);
608 struct twl4030_bci *bci = arg;
622 dev_dbg(bci->dev, "BCI irq %02x %02x\n", irqs2, irqs1);
626 power_supply_changed(bci->ac);
627 power_supply_changed(bci->usb);
629 twl4030_charger_update_current(bci);
633 dev_warn(bci->dev, "battery temperature out of range\n");
636 dev_crit(bci->dev, "battery disconnected\n");
639 dev_crit(bci->dev, "VBAT overvoltage\n");
642 dev_crit(bci->dev, "VBUS overvoltage\n");
645 dev_crit(bci->dev, "Ac charger overvoltage\n");
652 struct twl4030_bci *bci = container_of(data, struct twl4030_bci, work);
654 switch (bci->event) {
657 twl4030_charger_enable_usb(bci, true);
660 twl4030_charger_enable_usb(bci, false);
668 struct twl4030_bci *bci = container_of(nb, struct twl4030_bci, usb_nb);
670 dev_dbg(bci->dev, "OTG notify %lu\n", val);
674 bci->usb_cur_target = 500000;
676 bci->usb_cur_target = 100000;
678 bci->event = val;
679 schedule_work(&bci->work);
691 struct twl4030_bci *bci = dev_get_drvdata(dev->parent);
699 if (dev == &bci->ac->dev) {
702 twl4030_charger_enable_ac(bci, false);
703 bci->ac_mode = mode;
704 status = twl4030_charger_enable_ac(bci, true);
706 twl4030_charger_enable_usb(bci, false);
707 bci->usb_mode = mode;
708 status = twl4030_charger_enable_usb(bci, true);
720 struct twl4030_bci *bci = dev_get_drvdata(dev->parent);
723 int mode = bci->usb_mode;
725 if (dev == &bci->ac->dev)
726 mode = bci->ac_mode;
760 static int twl4030bci_state(struct twl4030_bci *bci)
767 dev_err(bci->dev, "error reading BCIMSTATEC\n");
771 dev_dbg(bci->dev, "state: %02x\n", state);
792 struct twl4030_bci *bci = dev_get_drvdata(psy->dev.parent);
797 state = twl4030bci_state(bci);
861 if (!bci->ac_is_active)
862 val->intval = bci->ac_cur;
864 if (bci->ac_is_active)
865 val->intval = bci->usb_cur_target;
891 struct twl4030_bci *bci = dev_get_drvdata(psy->dev.parent);
896 bci->usb_cur_target = val->intval;
898 bci->ac_cur = val->intval;
899 twl4030_charger_update_current(bci);
977 struct twl4030_bci *bci;
982 bci = devm_kzalloc(&pdev->dev, sizeof(*bci), GFP_KERNEL);
983 if (bci == NULL)
989 bci->ichg_eoc = 80100; /* Stop charging when current drops to here */
990 bci->ichg_lo = 241000; /* Low threshold */
991 bci->ichg_hi = 500000; /* High threshold */
992 bci->ac_cur = 500000; /* 500mA */
994 bci->usb_cur_target = 500000; /* 500mA */
996 bci->usb_cur_target = 100000; /* 100mA */
997 bci->usb_mode = CHARGE_AUTO;
998 bci->ac_mode = CHARGE_AUTO;
1000 bci->dev = &pdev->dev;
1001 bci->irq_chg = platform_get_irq(pdev, 0);
1002 bci->irq_bci = platform_get_irq(pdev, 1);
1004 platform_set_drvdata(pdev, bci);
1006 INIT_WORK(&bci->work, twl4030_bci_usb_work);
1007 INIT_DELAYED_WORK(&bci->current_worker, twl4030_current_worker);
1009 bci->channel_vac = devm_iio_channel_get(&pdev->dev, "vac");
1010 if (IS_ERR(bci->channel_vac)) {
1011 ret = PTR_ERR(bci->channel_vac);
1016 bci->channel_vac = NULL;
1019 if (bci->dev->of_node) {
1022 phynode = of_get_compatible_child(bci->dev->of_node->parent,
1025 bci->usb_nb.notifier_call = twl4030_bci_usb_ncb;
1026 bci->transceiver = devm_usb_get_phy_by_node(
1027 bci->dev, phynode, &bci->usb_nb);
1029 if (IS_ERR(bci->transceiver)) {
1030 ret = PTR_ERR(bci->transceiver);
1035 bci->transceiver = NULL;
1040 bci->ac = devm_power_supply_register(&pdev->dev, &twl4030_bci_ac_desc,
1042 if (IS_ERR(bci->ac)) {
1043 ret = PTR_ERR(bci->ac);
1048 bci->usb = devm_power_supply_register(&pdev->dev, &twl4030_bci_usb_desc,
1050 if (IS_ERR(bci->usb)) {
1051 ret = PTR_ERR(bci->usb);
1056 ret = devm_request_threaded_irq(&pdev->dev, bci->irq_chg, NULL,
1058 bci);
1061 bci->irq_chg, ret);
1065 ret = devm_request_threaded_irq(&pdev->dev, bci->irq_bci, NULL,
1066 twl4030_bci_interrupt, IRQF_ONESHOT, pdev->name, bci);
1069 bci->irq_bci, ret);
1089 twl4030_charger_update_current(bci);
1090 if (device_create_file(&bci->usb->dev, &dev_attr_mode))
1092 if (device_create_file(&bci->ac->dev, &dev_attr_mode))
1095 twl4030_charger_enable_ac(bci, true);
1096 if (!IS_ERR_OR_NULL(bci->transceiver))
1097 twl4030_bci_usb_ncb(&bci->usb_nb,
1098 bci->transceiver->last_event,
1101 twl4030_charger_enable_usb(bci, false);
1113 struct twl4030_bci *bci = platform_get_drvdata(pdev);
1115 twl4030_charger_enable_ac(bci, false);
1116 twl4030_charger_enable_usb(bci, false);
1119 device_remove_file(&bci->usb->dev, &dev_attr_mode);
1120 device_remove_file(&bci->ac->dev, &dev_attr_mode);
1131 {.compatible = "ti,twl4030-bci", },