| Message ID | 1559764141-26105-3-git-send-email-hancock@sedsystems.ca (mailing list archive) |
|---|---|
| State | Accepted |
| Headers | show |
| Series | Add pmbus support for Infineon IRPS5401 (v2) | expand |
On Wed, Jun 05, 2019 at 01:49:01PM -0600, Robert Hancock wrote: > Add a driver to support the Infineon IRPS5401 PMIC. This chip has 5 > pages corresponding to 4 switching outputs and one linear (LDO) output. > The switching and LDO outputs have slightly different supported > parameters. > Applied (removed empty line at end of file). Thanks, Guenter > Signed-off-by: Robert Hancock <hancock@sedsystems.ca> > --- > drivers/hwmon/pmbus/Kconfig | 9 ++++++ > drivers/hwmon/pmbus/Makefile | 1 + > drivers/hwmon/pmbus/irps5401.c | 68 ++++++++++++++++++++++++++++++++++++++++++ > 3 files changed, 78 insertions(+) > create mode 100644 drivers/hwmon/pmbus/irps5401.c > > diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig > index 30751eb..8eb5bb4 100644 > --- a/drivers/hwmon/pmbus/Kconfig > +++ b/drivers/hwmon/pmbus/Kconfig > @@ -64,6 +64,15 @@ config SENSORS_IR38064 > This driver can also be built as a module. If so, the module will > be called ir38064. > > +config SENSORS_IRPS5401 > + tristate "Infineon IRPS5401" > + help > + If you say yes here you get hardware monitoring support for the > + Infineon IRPS5401 controller. > + > + This driver can also be built as a module. If so, the module will > + be called irps5401. > + > config SENSORS_ISL68137 > tristate "Intersil ISL68137" > help > diff --git a/drivers/hwmon/pmbus/Makefile b/drivers/hwmon/pmbus/Makefile > index 2219b93..e4a7dd0 100644 > --- a/drivers/hwmon/pmbus/Makefile > +++ b/drivers/hwmon/pmbus/Makefile > @@ -9,6 +9,7 @@ obj-$(CONFIG_SENSORS_ADM1275) += adm1275.o > obj-$(CONFIG_SENSORS_IBM_CFFPS) += ibm-cffps.o > obj-$(CONFIG_SENSORS_IR35221) += ir35221.o > obj-$(CONFIG_SENSORS_IR38064) += ir38064.o > +obj-$(CONFIG_SENSORS_IRPS5401) += irps5401.o > obj-$(CONFIG_SENSORS_ISL68137) += isl68137.o > obj-$(CONFIG_SENSORS_LM25066) += lm25066.o > obj-$(CONFIG_SENSORS_LTC2978) += ltc2978.o > diff --git a/drivers/hwmon/pmbus/irps5401.c b/drivers/hwmon/pmbus/irps5401.c > new file mode 100644 > index 0000000..825e9fa > --- /dev/null > +++ b/drivers/hwmon/pmbus/irps5401.c > @@ -0,0 +1,68 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +/* > + * Hardware monitoring driver for the Infineon IRPS5401M PMIC. > + * > + * Copyright (c) 2019 SED Systems, a division of Calian Ltd. > + * > + * The device supports VOUT_PEAK, IOUT_PEAK, and TEMPERATURE_PEAK, however > + * this driver does not currently support them. > + */ > + > +#include <linux/err.h> > +#include <linux/i2c.h> > +#include <linux/init.h> > +#include <linux/kernel.h> > +#include <linux/module.h> > +#include "pmbus.h" > + > +#define IRPS5401_SW_FUNC (PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | \ > + PMBUS_HAVE_STATUS_INPUT | \ > + PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | \ > + PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | \ > + PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | \ > + PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP) > + > +#define IRPS5401_LDO_FUNC (PMBUS_HAVE_VIN | \ > + PMBUS_HAVE_STATUS_INPUT | \ > + PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | \ > + PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | \ > + PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | \ > + PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP) > + > +static struct pmbus_driver_info irps5401_info = { > + .pages = 5, > + .func[0] = IRPS5401_SW_FUNC, > + .func[1] = IRPS5401_SW_FUNC, > + .func[2] = IRPS5401_SW_FUNC, > + .func[3] = IRPS5401_SW_FUNC, > + .func[4] = IRPS5401_LDO_FUNC, > +}; > + > +static int irps5401_probe(struct i2c_client *client, > + const struct i2c_device_id *id) > +{ > + return pmbus_do_probe(client, id, &irps5401_info); > +} > + > +static const struct i2c_device_id irps5401_id[] = { > + {"irps5401", 0}, > + {} > +}; > + > +MODULE_DEVICE_TABLE(i2c, irps5401_id); > + > +static struct i2c_driver irps5401_driver = { > + .driver = { > + .name = "irps5401", > + }, > + .probe = irps5401_probe, > + .remove = pmbus_do_remove, > + .id_table = irps5401_id, > +}; > + > +module_i2c_driver(irps5401_driver); > + > +MODULE_AUTHOR("Robert Hancock"); > +MODULE_DESCRIPTION("PMBus driver for Infineon IRPS5401"); > +MODULE_LICENSE("GPL"); > +
diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig index 30751eb..8eb5bb4 100644 --- a/drivers/hwmon/pmbus/Kconfig +++ b/drivers/hwmon/pmbus/Kconfig @@ -64,6 +64,15 @@ config SENSORS_IR38064 This driver can also be built as a module. If so, the module will be called ir38064. +config SENSORS_IRPS5401 + tristate "Infineon IRPS5401" + help + If you say yes here you get hardware monitoring support for the + Infineon IRPS5401 controller. + + This driver can also be built as a module. If so, the module will + be called irps5401. + config SENSORS_ISL68137 tristate "Intersil ISL68137" help diff --git a/drivers/hwmon/pmbus/Makefile b/drivers/hwmon/pmbus/Makefile index 2219b93..e4a7dd0 100644 --- a/drivers/hwmon/pmbus/Makefile +++ b/drivers/hwmon/pmbus/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_SENSORS_ADM1275) += adm1275.o obj-$(CONFIG_SENSORS_IBM_CFFPS) += ibm-cffps.o obj-$(CONFIG_SENSORS_IR35221) += ir35221.o obj-$(CONFIG_SENSORS_IR38064) += ir38064.o +obj-$(CONFIG_SENSORS_IRPS5401) += irps5401.o obj-$(CONFIG_SENSORS_ISL68137) += isl68137.o obj-$(CONFIG_SENSORS_LM25066) += lm25066.o obj-$(CONFIG_SENSORS_LTC2978) += ltc2978.o diff --git a/drivers/hwmon/pmbus/irps5401.c b/drivers/hwmon/pmbus/irps5401.c new file mode 100644 index 0000000..825e9fa --- /dev/null +++ b/drivers/hwmon/pmbus/irps5401.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Hardware monitoring driver for the Infineon IRPS5401M PMIC. + * + * Copyright (c) 2019 SED Systems, a division of Calian Ltd. + * + * The device supports VOUT_PEAK, IOUT_PEAK, and TEMPERATURE_PEAK, however + * this driver does not currently support them. + */ + +#include <linux/err.h> +#include <linux/i2c.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include "pmbus.h" + +#define IRPS5401_SW_FUNC (PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | \ + PMBUS_HAVE_STATUS_INPUT | \ + PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | \ + PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | \ + PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | \ + PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP) + +#define IRPS5401_LDO_FUNC (PMBUS_HAVE_VIN | \ + PMBUS_HAVE_STATUS_INPUT | \ + PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | \ + PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | \ + PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | \ + PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP) + +static struct pmbus_driver_info irps5401_info = { + .pages = 5, + .func[0] = IRPS5401_SW_FUNC, + .func[1] = IRPS5401_SW_FUNC, + .func[2] = IRPS5401_SW_FUNC, + .func[3] = IRPS5401_SW_FUNC, + .func[4] = IRPS5401_LDO_FUNC, +}; + +static int irps5401_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + return pmbus_do_probe(client, id, &irps5401_info); +} + +static const struct i2c_device_id irps5401_id[] = { + {"irps5401", 0}, + {} +}; + +MODULE_DEVICE_TABLE(i2c, irps5401_id); + +static struct i2c_driver irps5401_driver = { + .driver = { + .name = "irps5401", + }, + .probe = irps5401_probe, + .remove = pmbus_do_remove, + .id_table = irps5401_id, +}; + +module_i2c_driver(irps5401_driver); + +MODULE_AUTHOR("Robert Hancock"); +MODULE_DESCRIPTION("PMBus driver for Infineon IRPS5401"); +MODULE_LICENSE("GPL"); +
Add a driver to support the Infineon IRPS5401 PMIC. This chip has 5 pages corresponding to 4 switching outputs and one linear (LDO) output. The switching and LDO outputs have slightly different supported parameters. Signed-off-by: Robert Hancock <hancock@sedsystems.ca> --- drivers/hwmon/pmbus/Kconfig | 9 ++++++ drivers/hwmon/pmbus/Makefile | 1 + drivers/hwmon/pmbus/irps5401.c | 68 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 78 insertions(+) create mode 100644 drivers/hwmon/pmbus/irps5401.c