Commit 6f944004 authored by Guenter Roeck's avatar Guenter Roeck
Browse files

hwmon: (pmbus/tps53679) Add support for TPS53647 and TPS53667 



TPS53647 and TPS53667 are single channel, Step-Down Buck Controllers.
TPS53647 supports 4 phases, TPS53667 supports 6 phases.
The chips do not support per-phase output telemetry.

Cc: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent 53030bcc

drivers/hwmon/pmbus/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -210,10 +210,10 @@ config SENSORS_TPS40422 
	  be called tps40422.



config SENSORS_TPS53679

	tristate "TI TPS53679, TPS53681, TPS53688"

	tristate "TI TPS53647, TPS53667, TPS53679, TPS53681, TPS53688"

	help

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

	  TPS53679, TPS53681, and TPS53688.

	  TPS53647, TPS53667, TPS53679, TPS53681, and TPS53688.



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

	  be called tps53679.

drivers/hwmon/pmbus/tps53679.c

+13 −2
Original line number Diff line number Diff line
@@ -16,9 +16,11 @@ 
#include "pmbus.h"



enum chips {

	tps53679, tps53681, tps53688

	tps53647, tps53667, tps53679, tps53681, tps53688

};



#define TPS53647_PAGE_NUM		1



#define TPS53679_PROT_VR12_5MV		0x01 /* VR12.0 mode, 5-mV DAC */

#define TPS53679_PROT_VR12_5_10MV	0x02 /* VR12.5 mode, 10-mV DAC */

#define TPS53679_PROT_VR13_10MV		0x04 /* VR13.0 mode, 10-mV DAC */
@@ -38,7 +40,7 @@ static int tps53679_identify_mode(struct i2c_client *client, 
	u8 vout_params;

	int i, ret;



	for (i = 0; i < TPS53679_PAGE_NUM; i++) {

	for (i = 0; i < info->pages; i++) {

		/* Read the register with VOUT scaling value.*/

		ret = pmbus_read_byte_data(client, i, PMBUS_VOUT_MODE);

		if (ret < 0)
@@ -198,6 +200,11 @@ static int tps53679_probe(struct i2c_client *client, 
		return -ENOMEM;



	switch (chip_id) {

	case tps53647:

	case tps53667:

		info->pages = TPS53647_PAGE_NUM;

		info->identify = tps53679_identify;

		break;

	case tps53679:

	case tps53688:

		info->pages = TPS53679_PAGE_NUM;
@@ -217,6 +224,8 @@ static int tps53679_probe(struct i2c_client *client, 
}



static const struct i2c_device_id tps53679_id[] = {

	{"tps53647", tps53647},

	{"tps53667", tps53667},

	{"tps53679", tps53679},

	{"tps53681", tps53681},

	{"tps53688", tps53688},
@@ -226,6 +235,8 @@ static const struct i2c_device_id tps53679_id[] = { 
MODULE_DEVICE_TABLE(i2c, tps53679_id);



static const struct of_device_id __maybe_unused tps53679_of_match[] = {

	{.compatible = "ti,tps53647", .data = (void *)tps53647},

	{.compatible = "ti,tps53667", .data = (void *)tps53667},

	{.compatible = "ti,tps53679", .data = (void *)tps53679},

	{.compatible = "ti,tps53681", .data = (void *)tps53681},

	{.compatible = "ti,tps53688", .data = (void *)tps53688},

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