3  * Driver for the external-charger IRQ pass-through function of the
35 	struct crystal_cove_charger_data *charger = data;  in crystal_cove_charger_irq()  local
38 	handle_nested_irq(charger->charger_irq);  in crystal_cove_charger_irq()
41 	regmap_write(charger->regmap, CHGRIRQ_REG, BIT(0));  in crystal_cove_charger_irq()
48 	struct crystal_cove_charger_data *charger = irq_data_get_irq_chip_data(data);  in crystal_cove_charger_irq_bus_lock()  local
50 	mutex_lock(&charger->buslock);  in crystal_cove_charger_irq_bus_lock()
55 	struct crystal_cove_charger_data *charger = irq_data_get_irq_chip_data(data);  in crystal_cove_charger_irq_bus_sync_unlock()  local
57 	if (charger->mask != charger->new_mask) {  in crystal_cove_charger_irq_bus_sync_unlock()
58 		regmap_write(charger->regmap, MCHGRIRQ_REG, charger->new_mask);  in crystal_cove_charger_irq_bus_sync_unlock()
59 		charger->mask = charger->new_mask;  in crystal_cove_charger_irq_bus_sync_unlock()
62 	mutex_unlock(&charger->buslock);  in crystal_cove_charger_irq_bus_sync_unlock()
67 	struct crystal_cove_charger_data *charger = irq_data_get_irq_chip_data(data);  in crystal_cove_charger_irq_unmask()  local
69 	charger->new_mask &= ~BIT(data->hwirq);  in crystal_cove_charger_irq_unmask()
74 	struct crystal_cove_charger_data *charger = irq_data_get_irq_chip_data(data);  in crystal_cove_charger_irq_mask()  local
76 	charger->new_mask |= BIT(data->hwirq);  in crystal_cove_charger_irq_mask()
81 	struct crystal_cove_charger_data *charger = data;  in crystal_cove_charger_rm_irq_domain()  local
83 	irq_domain_remove(charger->irq_domain);  in crystal_cove_charger_rm_irq_domain()
89 	struct crystal_cove_charger_data *charger;  in crystal_cove_charger_probe()  local
92 	charger = devm_kzalloc(&pdev->dev, sizeof(*charger), GFP_KERNEL);  in crystal_cove_charger_probe()
93 	if (!charger)  in crystal_cove_charger_probe()
96 	charger->regmap = pmic->regmap;  in crystal_cove_charger_probe()
97 	mutex_init(&charger->buslock);  in crystal_cove_charger_probe()
99 	charger->irq = platform_get_irq(pdev, 0);  in crystal_cove_charger_probe()
100 	if (charger->irq < 0)  in crystal_cove_charger_probe()
101 		return charger->irq;  in crystal_cove_charger_probe()
103 	charger->irq_domain = irq_domain_create_linear(dev_fwnode(pdev->dev.parent), 1,  in crystal_cove_charger_probe()
105 	if (!charger->irq_domain)  in crystal_cove_charger_probe()
109 	irq_domain_update_bus_token(charger->irq_domain, DOMAIN_BUS_WAKEUP);  in crystal_cove_charger_probe()
111 	ret = devm_add_action_or_reset(&pdev->dev, crystal_cove_charger_rm_irq_domain, charger);  in crystal_cove_charger_probe()
115 	charger->charger_irq = irq_create_mapping(charger->irq_domain, 0);  in crystal_cove_charger_probe()
116 	if (!charger->charger_irq)  in crystal_cove_charger_probe()
119 	charger->irqchip.name = KBUILD_MODNAME;  in crystal_cove_charger_probe()
120 	charger->irqchip.irq_unmask = crystal_cove_charger_irq_unmask;  in crystal_cove_charger_probe()
121 	charger->irqchip.irq_mask = crystal_cove_charger_irq_mask;  in crystal_cove_charger_probe()
122 	charger->irqchip.irq_bus_lock = crystal_cove_charger_irq_bus_lock;  in crystal_cove_charger_probe()
123 	charger->irqchip.irq_bus_sync_unlock = crystal_cove_charger_irq_bus_sync_unlock;  in crystal_cove_charger_probe()
125 	irq_set_chip_data(charger->charger_irq, charger);  in crystal_cove_charger_probe()
126 	irq_set_chip_and_handler(charger->charger_irq, &charger->irqchip, handle_simple_irq);  in crystal_cove_charger_probe()
127 	irq_set_nested_thread(charger->charger_irq, true);  in crystal_cove_charger_probe()
128 	irq_set_noprobe(charger->charger_irq);  in crystal_cove_charger_probe()
131 	charger->mask = charger->new_mask = BIT(0);  in crystal_cove_charger_probe()
132 	regmap_write(charger->regmap, MCHGRIRQ_REG, charger->mask);  in crystal_cove_charger_probe()
134 	ret = devm_request_threaded_irq(&pdev->dev, charger->irq, NULL,  in crystal_cove_charger_probe()
136 					IRQF_ONESHOT, KBUILD_MODNAME, charger);  in crystal_cove_charger_probe()
152 MODULE_DESCRIPTION("Intel Bay Trail Crystal Cove external charger IRQ pass-through");