hwmon/pmbus/tda38640.c

1 // SPDX-License-Identifier: GPL-2.0+
38 		return -ENODATA;  in tda38640_read_byte_data()
51 	enabled ^= data->en_pin_lvl;  in tda38640_read_byte_data()
71 		return -ENODATA;  in tda38640_write_byte_data()
80 	enable ^= data->en_pin_lvl;  in tda38640_write_byte_data()
97 			.addr = client->addr,  in svid_mode()
103 			.addr = client->addr,  in svid_mode()
110 	ret = i2c_transfer(client->adapter, msgs, 2);  in svid_mode()
112 		dev_err(&client->dev, "i2c_transfer failed. %d", ret);  in svid_mode()
123 	 * Determine EN pin level for use in SVID mode.  in svid_mode()
124 	 * This is done with help of STATUS_BYTE bit 6(OFF) & ON_OFF_CONFIG bit 2(EN pin polarity).  in svid_mode()
136 		data->en_pin_lvl = off ^ reg_en_pin_pol;  in svid_mode()
167 	data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL);  in tda38640_probe()
169 		return -ENOMEM;  in tda38640_probe()
170 	memcpy(&data->info, &tda38640_info, sizeof(tda38640_info));  in tda38640_probe()
173 	    of_property_read_bool(client->dev.of_node, "infineon,en-pin-fixed-level")) {  in tda38640_probe()
176 			dev_err_probe(&client->dev, svid, "Could not determine operating mode.");  in tda38640_probe()
190 			data->info.read_byte_data = tda38640_read_byte_data;  in tda38640_probe()
191 			data->info.write_byte_data = tda38640_write_byte_data;  in tda38640_probe()
194 	return pmbus_do_probe(client, &data->info);  in tda38640_probe()