Commit dcb7d066 authored by Guenter Roeck's avatar Guenter Roeck
Browse files

hwmon: (pmbus) Add support for Maxim MAX16064 



Signed-off-by: default avatarGuenter Roeck <guenter.roeck@ericsson.com>
Acked-by: default avatarJonathan Cameron <jic23@cam.ac.uk>
parent 8ea3238b

drivers/hwmon/Kconfig

+10 −0
Original line number Diff line number Diff line
@@ -779,6 +779,16 @@ config SENSORS_PMBUS 
	  This driver can also be built as a module. If so, the module will

	  be called pmbus.



config SENSORS_MAX16064

	tristate "Maxim MAX16064"

	default n

	help

	  If you say yes here you get hardware monitoring support for Maxim

	  MAX16064.



	  This driver can also be built as a module. If so, the module will

	  be called max16064.



config SENSORS_MAX8688

	tristate "Maxim MAX8688"

	default n

drivers/hwmon/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -117,6 +117,7 @@ obj-$(CONFIG_SENSORS_WM8350) += wm8350-hwmon.o 
# PMBus drivers

obj-$(CONFIG_PMBUS)		+= pmbus_core.o

obj-$(CONFIG_SENSORS_PMBUS)	+= pmbus.o

obj-$(CONFIG_SENSORS_MAX16064)	+= max16064.o

obj-$(CONFIG_SENSORS_MAX8688)	+= max8688.o



ifeq ($(CONFIG_HWMON_DEBUG_CHIP),y)

drivers/hwmon/max16064.c

0 → 100644
+91 −0
Original line number Diff line number Diff line 
/*

 * Hardware monitoring driver for Maxim MAX16064

 *

 * Copyright (c) 2011 Ericsson AB.

 *

 * 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.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

 */



#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 max16064_info = {

	.pages = 4,

	.direct[PSC_VOLTAGE_IN] = true,

	.direct[PSC_VOLTAGE_OUT] = true,

	.direct[PSC_TEMPERATURE] = true,

	.m[PSC_VOLTAGE_IN] = 19995,

	.b[PSC_VOLTAGE_IN] = 0,

	.R[PSC_VOLTAGE_IN] = -1,

	.m[PSC_VOLTAGE_OUT] = 19995,

	.b[PSC_VOLTAGE_OUT] = 0,

	.R[PSC_VOLTAGE_OUT] = -1,

	.m[PSC_TEMPERATURE] = -7612,

	.b[PSC_TEMPERATURE] = 335,

	.R[PSC_TEMPERATURE] = -3,

	.func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP

		| PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP,

	.func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT,

	.func[2] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT,

	.func[3] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT,

};



static int max16064_probe(struct i2c_client *client,

			  const struct i2c_device_id *id)

{

	return pmbus_do_probe(client, id, &max16064_info);

}



static int max16064_remove(struct i2c_client *client)

{

	return pmbus_do_remove(client);

}



static const struct i2c_device_id max16064_id[] = {

	{"max16064", 0},

	{}

};



MODULE_DEVICE_TABLE(i2c, max16064_id);



/* This is the driver that will be inserted */

static struct i2c_driver max16064_driver = {

	.driver = {

		   .name = "max16064",

		   },

	.probe = max16064_probe,

	.remove = max16064_remove,

	.id_table = max16064_id,

};



static int __init max16064_init(void)

{

	return i2c_add_driver(&max16064_driver);

}



static void __exit max16064_exit(void)

{

	i2c_del_driver(&max16064_driver);

}



MODULE_AUTHOR("Guenter Roeck");

MODULE_DESCRIPTION("PMBus driver for Maxim MAX16064");

MODULE_LICENSE("GPL");

module_init(max16064_init);

module_exit(max16064_exit);