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hwmon: (xdpe12284) Add regulator support

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Add simple on/off regulator support for xdpe12284 and
other pmbus parts supported by the xdpe12284 driver.

Signed-off-by: Marcello Sylvester Bauer <sylv@sylv.io>
Link: https://lore.kernel.org/r/f69b8e7fa32cd2bad9516d8fa590abb87c7e4869.1646214248.git.sylv@sylv.io
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Marcello Sylvester Bauer 2022-03-02 10:49:21 +01:00 • committed by Guenter Roeck
parent efdab64d88
commit f53bfe4d69
2 changed files with 17 additions and 0 deletions
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6
drivers/hwmon/pmbus/Kconfig
View file

@ -417,6 +417,12 @@ config SENSORS_XDPE122
This driver can also be built as a module. If so, the module will This driver can also be built as a module. If so, the module will
be called xdpe12284. be called xdpe12284.
config SENSORS_XDPE122_REGULATOR
bool "Regulator support for XDPE122 and compatibles"
depends on SENSORS_XDPE122 && REGULATOR
help
Uses the xdpe12284 or compatible as regulator.
config SENSORS_ZL6100 config SENSORS_ZL6100
tristate "Intersil ZL6100 and compatibles" tristate "Intersil ZL6100 and compatibles"
help help

11
drivers/hwmon/pmbus/xdpe12284.c
View file

@ -10,6 +10,8 @@
#include <linux/init.h> #include <linux/init.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/regulator/driver.h>
#include "pmbus.h" #include "pmbus.h"
#define XDPE122_PROT_VR12_5MV 0x01 /* VR12.0 mode, 5-mV DAC */ #define XDPE122_PROT_VR12_5MV 0x01 /* VR12.0 mode, 5-mV DAC */
@ -122,6 +124,11 @@ static int xdpe122_identify(struct i2c_client *client,
return 0; return 0;
} }
static const struct regulator_desc xdpe122_reg_desc[] = {
PMBUS_REGULATOR("vout", 0),
PMBUS_REGULATOR("vout", 1),
};
static struct pmbus_driver_info xdpe122_info = { static struct pmbus_driver_info xdpe122_info = {
.pages = XDPE122_PAGE_NUM, .pages = XDPE122_PAGE_NUM,
.format[PSC_VOLTAGE_IN] = linear, .format[PSC_VOLTAGE_IN] = linear,
@ -138,6 +145,10 @@ static struct pmbus_driver_info xdpe122_info = {
PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
PMBUS_HAVE_POUT | PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT, PMBUS_HAVE_POUT | PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT,
.identify = xdpe122_identify, .identify = xdpe122_identify,
#if IS_ENABLED(CONFIG_SENSORS_XDPE122_REGULATOR)
.num_regulators = 2,
.reg_desc = xdpe122_reg_desc,
#endif
}; };
static int xdpe122_probe(struct i2c_client *client) static int xdpe122_probe(struct i2c_client *client)