Commit c851b715 authored by Peter Rosin's avatar Peter Rosin Committed by Guenter Roeck
Browse files

hwmon: (lm75) Add Atmel AT30TS74 support 



Atmel (now Microchip) AT30TS74 is an LM75 compatible sensor. Add it.

Signed-off-by: default avatarPeter Rosin <peda@axentia.se>
Link: https://lore.kernel.org/r/9494dfbc-f506-3e94-501d-6760c487c93d@axentia.se


Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent be754099

drivers/hwmon/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -1252,6 +1252,7 @@ config SENSORS_LM75 
	  temperature sensor chip, with models including:



		- Analog Devices ADT75

		- Atmel (now Microchip) AT30TS74

		- Dallas Semiconductor DS75, DS1775 and DS7505

		- Global Mixed-mode Technology (GMT) G751

		- Maxim MAX6625 and MAX6626

drivers/hwmon/lm75.c

+14 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 


enum lm75_type {		/* keep sorted in alphabetical order */

	adt75,

	at30ts74,

	ds1775,

	ds75,

	ds7505,
@@ -128,6 +129,14 @@ static const struct lm75_params device_params[] = { 
		.default_resolution = 12,

		.default_sample_time = MSEC_PER_SEC / 10,

	},

	[at30ts74] = {

		.set_mask = 3 << 5,	/* 12-bit mode*/

		.default_resolution = 12,

		.default_sample_time = 200,

		.num_sample_times = 4,

		.sample_times = (unsigned int []){ 25, 50, 100, 200 },

		.resolutions = (u8 []) {9, 10, 11, 12 },

	},

	[ds1775] = {

		.clr_mask = 3 << 5,

		.set_mask = 2 << 5,	/* 11-bit mode */
@@ -645,6 +654,7 @@ static int lm75_probe(struct i2c_client *client) 


static const struct i2c_device_id lm75_ids[] = {

	{ "adt75", adt75, },

	{ "at30ts74", at30ts74, },

	{ "ds1775", ds1775, },

	{ "ds75", ds75, },

	{ "ds7505", ds7505, },
@@ -680,6 +690,10 @@ static const struct of_device_id __maybe_unused lm75_of_match[] = { 
		.compatible = "adi,adt75",

		.data = (void *)adt75

	},

	{

		.compatible = "atmel,at30ts74",

		.data = (void *)at30ts74

	},

	{

		.compatible = "dallas,ds1775",

		.data = (void *)ds1775