1a8bfecebSZhu, Richard \(NSN - CN/Beijing\) /* 2a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * Hardware monitoring driver for TI TPS40422 3a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * 4a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * Copyright (c) 2014 Nokia Solutions and Networks. 5a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * 6a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * This program is free software; you can redistribute it and/or modify 7a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * it under the terms of the GNU General Public License as published by 8a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * the Free Software Foundation; either version 2 of the License, or 9a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * (at your option) any later version. 10a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * 11a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * This program is distributed in the hope that it will be useful, 12a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * but WITHOUT ANY WARRANTY; without even the implied warranty of 13a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14a8bfecebSZhu, Richard \(NSN - CN/Beijing\) * GNU General Public License for more details. 15a8bfecebSZhu, Richard \(NSN - CN/Beijing\) */ 16a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 17a8bfecebSZhu, Richard \(NSN - CN/Beijing\) #include <linux/kernel.h> 18a8bfecebSZhu, Richard \(NSN - CN/Beijing\) #include <linux/module.h> 19a8bfecebSZhu, Richard \(NSN - CN/Beijing\) #include <linux/init.h> 20a8bfecebSZhu, Richard \(NSN - CN/Beijing\) #include <linux/err.h> 21a8bfecebSZhu, Richard \(NSN - CN/Beijing\) #include <linux/i2c.h> 22a8bfecebSZhu, Richard \(NSN - CN/Beijing\) #include "pmbus.h" 23a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 24a8bfecebSZhu, Richard \(NSN - CN/Beijing\) static struct pmbus_driver_info tps40422_info = { 25a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .pages = 2, 26a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .format[PSC_VOLTAGE_IN] = linear, 27a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .format[PSC_VOLTAGE_OUT] = linear, 28a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .format[PSC_TEMPERATURE] = linear, 29a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2 30a8bfecebSZhu, Richard \(NSN - CN/Beijing\) | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP 31a8bfecebSZhu, Richard \(NSN - CN/Beijing\) | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, 32a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2 33a8bfecebSZhu, Richard \(NSN - CN/Beijing\) | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP 34a8bfecebSZhu, Richard \(NSN - CN/Beijing\) | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, 35a8bfecebSZhu, Richard \(NSN - CN/Beijing\) }; 36a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 37a8bfecebSZhu, Richard \(NSN - CN/Beijing\) static int tps40422_probe(struct i2c_client *client, 38a8bfecebSZhu, Richard \(NSN - CN/Beijing\) const struct i2c_device_id *id) 39a8bfecebSZhu, Richard \(NSN - CN/Beijing\) { 40a8bfecebSZhu, Richard \(NSN - CN/Beijing\) return pmbus_do_probe(client, id, &tps40422_info); 41a8bfecebSZhu, Richard \(NSN - CN/Beijing\) } 42a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 43a8bfecebSZhu, Richard \(NSN - CN/Beijing\) static const struct i2c_device_id tps40422_id[] = { 44a8bfecebSZhu, Richard \(NSN - CN/Beijing\) {"tps40422", 0}, 45a8bfecebSZhu, Richard \(NSN - CN/Beijing\) {} 46a8bfecebSZhu, Richard \(NSN - CN/Beijing\) }; 47a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 48a8bfecebSZhu, Richard \(NSN - CN/Beijing\) MODULE_DEVICE_TABLE(i2c, tps40422_id); 49a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 50a8bfecebSZhu, Richard \(NSN - CN/Beijing\) /* This is the driver that will be inserted */ 51a8bfecebSZhu, Richard \(NSN - CN/Beijing\) static struct i2c_driver tps40422_driver = { 52a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .driver = { 53a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .name = "tps40422", 54a8bfecebSZhu, Richard \(NSN - CN/Beijing\) }, 55a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .probe = tps40422_probe, 56a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .remove = pmbus_do_remove, 57a8bfecebSZhu, Richard \(NSN - CN/Beijing\) .id_table = tps40422_id, 58a8bfecebSZhu, Richard \(NSN - CN/Beijing\) }; 59a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 60a8bfecebSZhu, Richard \(NSN - CN/Beijing\) module_i2c_driver(tps40422_driver); 61a8bfecebSZhu, Richard \(NSN - CN/Beijing\) 62a8bfecebSZhu, Richard \(NSN - CN/Beijing\) MODULE_AUTHOR("Zhu Laiwen <richard.zhu@nsn.com>"); 63a8bfecebSZhu, Richard \(NSN - CN/Beijing\) MODULE_DESCRIPTION("PMBus driver for TI TPS40422"); 64a8bfecebSZhu, Richard \(NSN - CN/Beijing\) MODULE_LICENSE("GPL"); 65