1 // SPDX-License-Identifier: GPL-2.0-only
48 	if (charger->passive_mode)  in tps65090_low_chrg_current()
51 	ret = tps65090_write(charger->dev->parent, TPS65090_REG_CG_CTRL5,  in tps65090_low_chrg_current()
54 		dev_err(charger->dev, "%s(): error reading in register 0x%x\n",  in tps65090_low_chrg_current()
66 	if (charger->passive_mode)  in tps65090_enable_charging()
69 	ret = tps65090_read(charger->dev->parent, TPS65090_REG_CG_CTRL0,  in tps65090_enable_charging()
72 		dev_err(charger->dev, "%s(): error reading in register 0x%x\n",  in tps65090_enable_charging()
77 	ret = tps65090_write(charger->dev->parent, TPS65090_REG_CG_CTRL0,  in tps65090_enable_charging()
80 		dev_err(charger->dev, "%s(): error writing in register 0x%x\n",  in tps65090_enable_charging()
92 	if (charger->passive_mode)  in tps65090_config_charger()
95 	if (charger->pdata->enable_low_current_chrg) {  in tps65090_config_charger()
98 			dev_err(charger->dev,  in tps65090_config_charger()
99 				"error configuring low charge current\n");  in tps65090_config_charger()
104 	/* Enable the VACG interrupt for AC power detect */  in tps65090_config_charger()
105 	ret = tps65090_read(charger->dev->parent, TPS65090_REG_INTR_MASK,  in tps65090_config_charger()
108 		dev_err(charger->dev, "%s(): error reading in register 0x%x\n",  in tps65090_config_charger()
113 	ret = tps65090_write(charger->dev->parent, TPS65090_REG_INTR_MASK,  in tps65090_config_charger()
116 		dev_err(charger->dev, "%s(): error writing in register 0x%x\n",  in tps65090_config_charger()
131 		val->intval = charger->ac_online;  in tps65090_ac_get_property()
132 		charger->prev_ac_online = charger->ac_online;  in tps65090_ac_get_property()
135 	return -EINVAL;  in tps65090_ac_get_property()
145 	ret = tps65090_read(charger->dev->parent, TPS65090_REG_CG_STATUS1,  in tps65090_charger_isr()
148 		dev_err(charger->dev, "%s(): Error in reading reg 0x%x\n",  in tps65090_charger_isr()
153 	ret = tps65090_read(charger->dev->parent, TPS65090_REG_INTR_STS,  in tps65090_charger_isr()
156 		dev_err(charger->dev, "%s(): Error in reading reg 0x%x\n",  in tps65090_charger_isr()
165 		charger->ac_online = 1;  in tps65090_charger_isr()
167 		charger->ac_online = 0;  in tps65090_charger_isr()
171 	if (!charger->passive_mode) {  in tps65090_charger_isr()
172 		ret = tps65090_write(charger->dev->parent,  in tps65090_charger_isr()
175 			dev_err(charger->dev,  in tps65090_charger_isr()
181 	if (charger->prev_ac_online != charger->ac_online)  in tps65090_charger_isr()
182 		power_supply_changed(charger->ac);  in tps65090_charger_isr()
191 	struct device_node *np = pdev->dev.of_node;  in tps65090_parse_dt_charger_data()
194 	pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);  in tps65090_parse_dt_charger_data()
196 		dev_err(&pdev->dev, "Memory alloc for tps65090_pdata failed\n");  in tps65090_parse_dt_charger_data()
200 	prop = of_property_read_bool(np, "ti,enable-low-current-chrg");  in tps65090_parse_dt_charger_data()
201 	pdata->enable_low_current_chrg = prop;  in tps65090_parse_dt_charger_data()
203 	pdata->irq_base = -1;  in tps65090_parse_dt_charger_data()
216 		tps65090_charger_isr(-1, data);  in tps65090_charger_poll_task()
222 	.name			= "tps65090-ac",
238 	pdata = dev_get_platdata(pdev->dev.parent);  in tps65090_charger_probe()
240 	if (IS_ENABLED(CONFIG_OF) && !pdata && pdev->dev.of_node)  in tps65090_charger_probe()
244 		dev_err(&pdev->dev, "%s():no platform data available\n",  in tps65090_charger_probe()
246 		return -ENODEV;  in tps65090_charger_probe()
249 	cdata = devm_kzalloc(&pdev->dev, sizeof(*cdata), GFP_KERNEL);  in tps65090_charger_probe()
251 		dev_err(&pdev->dev, "failed to allocate memory status\n");  in tps65090_charger_probe()
252 		return -ENOMEM;  in tps65090_charger_probe()
257 	cdata->dev			= &pdev->dev;  in tps65090_charger_probe()
258 	cdata->pdata			= pdata;  in tps65090_charger_probe()
260 	psy_cfg.supplied_to		= pdata->supplied_to;  in tps65090_charger_probe()
261 	psy_cfg.num_supplicants		= pdata->num_supplicants;  in tps65090_charger_probe()
262 	psy_cfg.of_node			= pdev->dev.of_node;  in tps65090_charger_probe()
265 	cdata->ac = devm_power_supply_register(&pdev->dev, &tps65090_charger_desc,  in tps65090_charger_probe()
267 	if (IS_ERR(cdata->ac)) {  in tps65090_charger_probe()
268 		dev_err(&pdev->dev, "failed: power supply register\n");  in tps65090_charger_probe()
269 		return PTR_ERR(cdata->ac);  in tps65090_charger_probe()
274 		irq = -ENXIO;  in tps65090_charger_probe()
275 	cdata->irq = irq;  in tps65090_charger_probe()
279 		dev_err(&pdev->dev, "charger config failed, err %d\n", ret);  in tps65090_charger_probe()
284 	ret = tps65090_read(cdata->dev->parent, TPS65090_REG_CG_STATUS1,  in tps65090_charger_probe()
287 		dev_err(cdata->dev, "%s(): Error in reading reg 0x%x", __func__,  in tps65090_charger_probe()
295 			dev_err(cdata->dev, "error enabling charger\n");  in tps65090_charger_probe()
298 		cdata->ac_online = 1;  in tps65090_charger_probe()
299 		power_supply_changed(cdata->ac);  in tps65090_charger_probe()
302 	if (irq != -ENXIO) {  in tps65090_charger_probe()
303 		ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,  in tps65090_charger_probe()
304 			tps65090_charger_isr, IRQF_ONESHOT, "tps65090-charger", cdata);  in tps65090_charger_probe()
306 			dev_err(cdata->dev,  in tps65090_charger_probe()
312 		cdata->poll_task = kthread_run(tps65090_charger_poll_task,  in tps65090_charger_probe()
314 		cdata->passive_mode = true;  in tps65090_charger_probe()
315 		if (IS_ERR(cdata->poll_task)) {  in tps65090_charger_probe()
316 			ret = PTR_ERR(cdata->poll_task);  in tps65090_charger_probe()
317 			dev_err(cdata->dev,  in tps65090_charger_probe()
330 	if (cdata->irq == -ENXIO)  in tps65090_charger_remove()
331 		kthread_stop(cdata->poll_task);  in tps65090_charger_remove()
335 	{ .compatible = "ti,tps65090-charger", },
342 		.name	= "tps65090-charger",