Again, straight forward use of pmbus_core. Is it actually worth having
separate modules for each of these special cases? Could just do the
old big table of fixed chip info structures in a single driver...
Still I don't really mind it being done this way either...
On 02/17/11 19:00, Guenter Roeck wrote:
> Signed-off-by: Guenter Roeck <guenter.roeck@xxxxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxx>
> ---
> drivers/hwmon/Kconfig | 10 +++++
> drivers/hwmon/Makefile | 1 +
> drivers/hwmon/max16064.c | 91 ++++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 102 insertions(+), 0 deletions(-)
> create mode 100644 drivers/hwmon/max16064.c
>
> diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
> index 02ee4f2..723cadd 100644
> --- a/drivers/hwmon/Kconfig
> +++ b/drivers/hwmon/Kconfig
> @@ -757,6 +757,16 @@ 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
> diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile
> index 00c2e77..9c83d0d 100644
> --- a/drivers/hwmon/Makefile
> +++ b/drivers/hwmon/Makefile
> @@ -115,6 +115,7 @@ 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)
> diff --git a/drivers/hwmon/max16064.c b/drivers/hwmon/max16064.c
> new file mode 100644
> index 0000000..1d6d717
> --- /dev/null
> +++ b/drivers/hwmon/max16064.c
> @@ -0,0 +1,91 @@
> +/*
> + * 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);
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