diff options
author | Peter Rosin <peda@axentia.se> | 2022-04-25 22:35:50 +0200 |
---|---|---|
committer | Guenter Roeck <linux@roeck-us.net> | 2022-05-20 10:57:05 -0700 |
commit | c851b715d38de0c262a63de16ad954ed39b47aca (patch) | |
tree | e0718d3d8bd6f51f7d0b081eacfd660bf332813e /drivers | |
parent | be754099e5d400e01b2dc12119208be052e87b1b (diff) | |
download | linux-c851b715d38de0c262a63de16ad954ed39b47aca.tar.bz2 |
hwmon: (lm75) Add Atmel AT30TS74 support
Atmel (now Microchip) AT30TS74 is an LM75 compatible sensor. Add it.
Signed-off-by: Peter Rosin <peda@axentia.se>
Link: https://lore.kernel.org/r/9494dfbc-f506-3e94-501d-6760c487c93d@axentia.se
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/hwmon/Kconfig | 1 | ||||
-rw-r--r-- | drivers/hwmon/lm75.c | 14 |
2 files changed, 15 insertions, 0 deletions
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index a001224bfb26..3db1b01a6666 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -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 diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c index afdbb63237b9..66dc826f7962 100644 --- a/drivers/hwmon/lm75.c +++ b/drivers/hwmon/lm75.c @@ -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, }, @@ -681,6 +691,10 @@ static const struct of_device_id __maybe_unused lm75_of_match[] = { .data = (void *)adt75 }, { + .compatible = "atmel,at30ts74", + .data = (void *)at30ts74 + }, + { .compatible = "dallas,ds1775", .data = (void *)ds1775 }, |