diff options
Diffstat (limited to 'drivers/hwmon/it87.c')
| -rw-r--r-- | drivers/hwmon/it87.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index 2a365681f96..30cdb095677 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -272,9 +272,11 @@ struct it87_data { static inline int has_16bit_fans(const struct it87_data *data) { - /* IT8712F Datasheet 0.9.1, section 8.3.5 indicates 7h == Version I. - This is the first revision with 16bit tachometer support. */ - return (data->type == it8712 && data->revision >= 0x07) + /* IT8705F Datasheet 0.4.1, 3h == Version G. + IT8712F Datasheet 0.9.1, section 8.3.5 indicates 7h == Version I. + These are the first revisions with 16bit tachometer support. */ + return (data->type == it87 && data->revision >= 0x03) + || (data->type == it8712 && data->revision >= 0x07) || data->type == it8716 || data->type == it8718; } @@ -1370,10 +1372,13 @@ static void __devinit it87_init_device(struct platform_device *pdev) it87_write_value(data, IT87_REG_FAN_16BIT, tmp | 0x07); } - if (tmp & (1 << 4)) - data->has_fan |= (1 << 3); /* fan4 enabled */ - if (tmp & (1 << 5)) - data->has_fan |= (1 << 4); /* fan5 enabled */ + /* IT8705F only supports three fans. */ + if (data->type != it87) { + if (tmp & (1 << 4)) + data->has_fan |= (1 << 3); /* fan4 enabled */ + if (tmp & (1 << 5)) + data->has_fan |= (1 << 4); /* fan5 enabled */ + } } /* Set current fan mode registers and the default settings for the |