41 	struct lego_ev3_battery *batt = power_supply_get_drvdata(psy);  in lego_ev3_battery_get_property()  local
46 		val->intval = batt->technology;  in lego_ev3_battery_get_property()
50 		ret = iio_read_channel_processed(batt->iio_v, &val->intval);  in lego_ev3_battery_get_property()
58 		ret = iio_read_channel_processed(batt->iio_i, &val2);  in lego_ev3_battery_get_property()
67 		val->intval = batt->v_max;  in lego_ev3_battery_get_property()
70 		val->intval = batt->v_min;  in lego_ev3_battery_get_property()
74 		ret = iio_read_channel_processed(batt->iio_i, &val->intval);  in lego_ev3_battery_get_property()
95 	struct lego_ev3_battery *batt = power_supply_get_drvdata(psy);  in lego_ev3_battery_set_property()  local
107 		if (batt->technology != POWER_SUPPLY_TECHNOLOGY_UNKNOWN)  in lego_ev3_battery_set_property()
111 			batt->technology = POWER_SUPPLY_TECHNOLOGY_NiMH;  in lego_ev3_battery_set_property()
112 			batt->v_max = 7800000;  in lego_ev3_battery_set_property()
113 			batt->v_min = 5400000;  in lego_ev3_battery_set_property()
129 	struct lego_ev3_battery *batt = power_supply_get_drvdata(psy);  in lego_ev3_battery_property_is_writeable()  local
132 		batt->technology == POWER_SUPPLY_TECHNOLOGY_UNKNOWN;  in lego_ev3_battery_property_is_writeable()
157 	struct lego_ev3_battery *batt;  in lego_ev3_battery_probe()  local
161 	batt = devm_kzalloc(dev, sizeof(*batt), GFP_KERNEL);  in lego_ev3_battery_probe()
162 	if (!batt)  in lego_ev3_battery_probe()
165 	platform_set_drvdata(pdev, batt);  in lego_ev3_battery_probe()
167 	batt->iio_v = devm_iio_channel_get(dev, "voltage");  in lego_ev3_battery_probe()
168 	err = PTR_ERR_OR_ZERO(batt->iio_v);  in lego_ev3_battery_probe()
173 	batt->iio_i = devm_iio_channel_get(dev, "current");  in lego_ev3_battery_probe()
174 	err = PTR_ERR_OR_ZERO(batt->iio_i);  in lego_ev3_battery_probe()
179 	batt->rechargeable_gpio = devm_gpiod_get(dev, "rechargeable", GPIOD_IN);  in lego_ev3_battery_probe()
180 	err = PTR_ERR_OR_ZERO(batt->rechargeable_gpio);  in lego_ev3_battery_probe()
189 	if (gpiod_get_value(batt->rechargeable_gpio)) {  in lego_ev3_battery_probe()
191 		batt->technology = POWER_SUPPLY_TECHNOLOGY_LION;  in lego_ev3_battery_probe()
192 		batt->v_max = 84000000;  in lego_ev3_battery_probe()
193 		batt->v_min = 60000000;  in lego_ev3_battery_probe()
196 		batt->technology = POWER_SUPPLY_TECHNOLOGY_UNKNOWN;  in lego_ev3_battery_probe()
197 		batt->v_max = 90000000;  in lego_ev3_battery_probe()
198 		batt->v_min = 48000000;  in lego_ev3_battery_probe()
202 	psy_cfg.drv_data = batt;  in lego_ev3_battery_probe()
204 	batt->psy = devm_power_supply_register(dev, &lego_ev3_battery_desc,  in lego_ev3_battery_probe()
206 	err = PTR_ERR_OR_ZERO(batt->psy);  in lego_ev3_battery_probe()