diff options
| author | Guenter Roeck <linux@roeck-us.net> | 2012-09-07 17:34:41 -0600 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2013-02-06 09:57:56 -0800 |
| commit | b06367070de3d9f50e4f8f82b92e77ba9a8ebf8f (patch) | |
| tree | 0b2ea48fa06a573bcace0c9edd4a44a9635dd27c /drivers/hwmon/it87.c | |
| parent | 5372d2d71c46e5649e5d2edd4514adcd6fe7a085 (diff) | |
hwmon: (it87) Add support for IT8771E and IT8772E
Assume that IT8771E and IT8772E are fully compatible with IT8728F.
IT8771E support contributed by Kelly Anderson.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/hwmon/it87.c')
| -rw-r--r-- | drivers/hwmon/it87.c | 39 |
1 files changed, 35 insertions, 4 deletions
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index 29632e849285..37fc980fde24 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -19,6 +19,8 @@ * IT8726F Super I/O chip w/LPC interface * IT8728F Super I/O chip w/LPC interface * IT8758E Super I/O chip w/LPC interface + * IT8771E Super I/O chip w/LPC interface + * IT8772E Super I/O chip w/LPC interface * IT8782F Super I/O chip w/LPC interface * IT8783E/F Super I/O chip w/LPC interface * Sis950 A clone of the IT8705F @@ -61,8 +63,8 @@ #define DRVNAME "it87" -enum chips { it87, it8712, it8716, it8718, it8720, it8721, it8728, it8782, - it8783 }; +enum chips { it87, it8712, it8716, it8718, it8720, it8721, it8728, it8771, + it8772, it8782, it8783 }; static unsigned short force_id; module_param(force_id, ushort, 0); @@ -140,6 +142,8 @@ static inline void superio_exit(void) #define IT8721F_DEVID 0x8721 #define IT8726F_DEVID 0x8726 #define IT8728F_DEVID 0x8728 +#define IT8771E_DEVID 0x8771 +#define IT8772E_DEVID 0x8772 #define IT8782F_DEVID 0x8782 #define IT8783E_DEVID 0x8783 #define IT87_ACT_REG 0x30 @@ -281,6 +285,24 @@ static const struct it87_devices it87_devices[] = { | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI, .peci_mask = 0x07, }, + [it8771] = { + .name = "it8771", + .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS + | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI, + /* PECI: guesswork */ + /* 12mV ADC (OHM) */ + /* 16 bit fans (OHM) */ + .peci_mask = 0x07, + }, + [it8772] = { + .name = "it8772", + .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS + | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI, + /* PECI (coreboot) */ + /* 12mV ADC (HWSensors4, OHM) */ + /* 16 bit fans (HWSensors4, OHM) */ + .peci_mask = 0x07, + }, [it8782] = { .name = "it8782", .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET @@ -1708,6 +1730,12 @@ static int __init it87_find(unsigned short *address, case IT8728F_DEVID: sio_data->type = it8728; break; + case IT8771E_DEVID: + sio_data->type = it8771; + break; + case IT8772E_DEVID: + sio_data->type = it8772; + break; case IT8782F_DEVID: sio_data->type = it8782; break; @@ -1825,10 +1853,11 @@ static int __init it87_find(unsigned short *address, reg = superio_inb(IT87_SIO_GPIO3_REG); if (sio_data->type == it8721 || sio_data->type == it8728 || + sio_data->type == it8771 || sio_data->type == it8772 || sio_data->type == it8782) { /* * IT8721F/IT8758E, and IT8782F don't have VID pins - * at all, not sure about the IT8728F. + * at all, not sure about the IT8728F and compatibles. */ sio_data->skip_vid = 1; } else { @@ -1882,7 +1911,9 @@ static int __init it87_find(unsigned short *address, if (reg & (1 << 0)) sio_data->internal |= (1 << 0); if ((reg & (1 << 1)) || sio_data->type == it8721 || - sio_data->type == it8728) + sio_data->type == it8728 || + sio_data->type == it8771 || + sio_data->type == it8772) sio_data->internal |= (1 << 1); /* |