diff options
Diffstat (limited to 'drivers/hwmon/ntc_thermistor.c')
| -rw-r--r-- | drivers/hwmon/ntc_thermistor.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c index d21f7266c411..d6b48178343d 100644 --- a/drivers/hwmon/ntc_thermistor.c +++ b/drivers/hwmon/ntc_thermistor.c @@ -24,6 +24,7 @@ enum ntc_thermistor_type { TYPE_NCPXXWF104, TYPE_NCPXXWL333, TYPE_NCPXXXH103, + TYPE_NCPXXWM474, }; struct ntc_compensation { @@ -46,6 +47,7 @@ enum { NTC_NCP18WB473, NTC_NCP21WB473, NTC_SSG1404001221, + NTC_NCP18WM474, NTC_LAST, }; @@ -60,6 +62,7 @@ static const struct platform_device_id ntc_thermistor_id[] = { [NTC_NCP18WB473] = { "ncp18wb473", TYPE_NCPXXWB473 }, [NTC_NCP21WB473] = { "ncp21wb473", TYPE_NCPXXWB473 }, [NTC_SSG1404001221] = { "ssg1404_001221", TYPE_NCPXXWB473 }, + [NTC_NCP18WM474] = { "ncp18wm474", TYPE_NCPXXWM474 }, [NTC_LAST] = { }, }; MODULE_DEVICE_TABLE(platform, ntc_thermistor_id); @@ -217,6 +220,43 @@ static const struct ntc_compensation ncpXXxh103[] = { { .temp_c = 125, .ohm = 531 }, }; +static const struct ntc_compensation ncpXXwm474[] = { + { .temp_c = -40, .ohm = 10900000 }, + { .temp_c = -35, .ohm = 9600000 }, + { .temp_c = -30, .ohm = 8300000 }, + { .temp_c = -25, .ohm = 7000000 }, + { .temp_c = -20, .ohm = 5980000 }, + { .temp_c = -15, .ohm = 4960000 }, + { .temp_c = -10, .ohm = 3940000 }, + { .temp_c = -5, .ohm = 2920000 }, + { .temp_c = 0, .ohm = 1900000 }, + { .temp_c = 5, .ohm = 1614000 }, + { .temp_c = 10, .ohm = 1328000 }, + { .temp_c = 15, .ohm = 1042000 }, + { .temp_c = 20, .ohm = 756000 }, + { .temp_c = 25, .ohm = 470000 }, + { .temp_c = 30, .ohm = 404000 }, + { .temp_c = 35, .ohm = 338000 }, + { .temp_c = 40, .ohm = 272000 }, + { .temp_c = 45, .ohm = 206000 }, + { .temp_c = 50, .ohm = 140000 }, + { .temp_c = 55, .ohm = 122000 }, + { .temp_c = 60, .ohm = 104000 }, + { .temp_c = 65, .ohm = 86000 }, + { .temp_c = 70, .ohm = 68000 }, + { .temp_c = 75, .ohm = 50000 }, + { .temp_c = 80, .ohm = 44200 }, + { .temp_c = 85, .ohm = 38400 }, + { .temp_c = 90, .ohm = 32600 }, + { .temp_c = 95, .ohm = 26800 }, + { .temp_c = 100, .ohm = 21000 }, + { .temp_c = 105, .ohm = 18600 }, + { .temp_c = 110, .ohm = 16200 }, + { .temp_c = 115, .ohm = 13800 }, + { .temp_c = 120, .ohm = 11400 }, + { .temp_c = 125, .ohm = 9000 }, +}; + /* * The following compensation tables are from the specifications in EPCOS NTC * Thermistors Datasheets @@ -319,6 +359,7 @@ static const struct ntc_type ntc_type[] = { NTC_TYPE(TYPE_NCPXXWF104, ncpXXwf104), NTC_TYPE(TYPE_NCPXXWL333, ncpXXwl333), NTC_TYPE(TYPE_NCPXXXH103, ncpXXxh103), + NTC_TYPE(TYPE_NCPXXWM474, ncpXXwm474), }; /* @@ -675,6 +716,8 @@ static const struct of_device_id ntc_match[] = { .data = &ntc_thermistor_id[NTC_NCP21WB473] }, { .compatible = "samsung,1404-001221", .data = &ntc_thermistor_id[NTC_SSG1404001221] }, + { .compatible = "murata,ncp18wm474", + .data = &ntc_thermistor_id[NTC_NCP18WM474] }, /* Usage of vendor name "ntc" is deprecated */ { .compatible = "ntc,ncp03wb473", |