150 	struct ntxec *ec;  in ntxec_probe()  local
156 	ec = devm_kmalloc(&client->dev, sizeof(*ec), GFP_KERNEL);  in ntxec_probe()
157 	if (!ec)  in ntxec_probe()
160 	ec->dev = &client->dev;  in ntxec_probe()
162 	ec->regmap = devm_regmap_init_i2c(client, &regmap_config);  in ntxec_probe()
163 	if (IS_ERR(ec->regmap)) {  in ntxec_probe()
164 		dev_err(ec->dev, "Failed to set up regmap for device\n");  in ntxec_probe()
165 		return PTR_ERR(ec->regmap);  in ntxec_probe()
169 	res = regmap_read(ec->regmap, NTXEC_REG_VERSION, &version);  in ntxec_probe()
171 		dev_err(ec->dev, "Failed to read firmware version number\n");  in ntxec_probe()
185 		ec->regmap = devm_regmap_init(ec->dev, NULL,  in ntxec_probe()
186 					      ec->regmap,  in ntxec_probe()
188 		if (IS_ERR(ec->regmap))  in ntxec_probe()
189 			return PTR_ERR(ec->regmap);  in ntxec_probe()
192 		dev_err(ec->dev,  in ntxec_probe()
198 	dev_info(ec->dev,  in ntxec_probe()
201 	if (of_device_is_system_power_controller(ec->dev->of_node)) {  in ntxec_probe()
206 		res = regmap_write(ec->regmap, NTXEC_REG_POWERKEEP,  in ntxec_probe()
216 			dev_err(ec->dev, "poweroff_restart_client already assigned\n");  in ntxec_probe()
222 			dev_err(ec->dev, "pm_power_off already assigned\n");  in ntxec_probe()
228 			dev_err(ec->dev,  in ntxec_probe()
232 	i2c_set_clientdata(client, ec);  in ntxec_probe()
234 	res = devm_mfd_add_devices(ec->dev, PLATFORM_DEVID_NONE,  in ntxec_probe()
237 		dev_err(ec->dev, "Failed to add subdevices: %d\n", res);  in ntxec_probe()
268 MODULE_DESCRIPTION("Core driver for Netronix EC");