diff options
Diffstat (limited to 'drivers/hwmon/pmbus/tps40422.c')
-rw-r--r-- | drivers/hwmon/pmbus/tps40422.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/hwmon/pmbus/tps40422.c b/drivers/hwmon/pmbus/tps40422.c new file mode 100644 index 000000000000..32803825d47e --- /dev/null +++ b/drivers/hwmon/pmbus/tps40422.c @@ -0,0 +1,64 @@ +/* + * Hardware monitoring driver for TI TPS40422 + * + * Copyright (c) 2014 Nokia Solutions and Networks. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/err.h> +#include <linux/i2c.h> +#include "pmbus.h" + +static struct pmbus_driver_info tps40422_info = { + .pages = 2, + .format[PSC_VOLTAGE_IN] = linear, + .format[PSC_VOLTAGE_OUT] = linear, + .format[PSC_TEMPERATURE] = linear, + .func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2 + | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP + | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, + .func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2 + | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP + | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, +}; + +static int tps40422_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + return pmbus_do_probe(client, id, &tps40422_info); +} + +static const struct i2c_device_id tps40422_id[] = { + {"tps40422", 0}, + {} +}; + +MODULE_DEVICE_TABLE(i2c, tps40422_id); + +/* This is the driver that will be inserted */ +static struct i2c_driver tps40422_driver = { + .driver = { + .name = "tps40422", + }, + .probe = tps40422_probe, + .remove = pmbus_do_remove, + .id_table = tps40422_id, +}; + +module_i2c_driver(tps40422_driver); + +MODULE_AUTHOR("Zhu Laiwen <richard.zhu@nsn.com>"); +MODULE_DESCRIPTION("PMBus driver for TI TPS40422"); +MODULE_LICENSE("GPL"); |