diff options
| author |   Guenter Roeck <linux@roeck-us.net> | 2015-07-20 09:47:33 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2015-08-09 13:44:27 -0700 |
| commit | 068c227056b9223fea1a759e08db2558d5cbb5ad (patch) | |
| tree | 2b95f3e702580b1797554ebfba6123ee52a5f141 /drivers/hwmon/pmbus/pmbus_core.c | |
| parent | hwmon: (it87) Add support for IT8732F (diff) | |
| download | linux-dev-068c227056b9223fea1a759e08db2558d5cbb5ad.tar.xz linux-dev-068c227056b9223fea1a759e08db2558d5cbb5ad.zip | |
hwmon: (pmbus) Add support for VR12
Newer chips such as MAX20751 support VR12. Add support for it.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/hwmon/pmbus/pmbus_core.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 306a1b175557..398198140b81 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -515,16 +515,24 @@ static long pmbus_reg2data_direct(struct pmbus_data *data, /* * Convert VID sensor values to milli- or micro-units * depending on sensor type. - * We currently only support VR11. */ static long pmbus_reg2data_vid(struct pmbus_data *data, struct pmbus_sensor *sensor) { long val = sensor->data; + long rv = 0; - if (val < 0x02 || val > 0xb2) - return 0; - return DIV_ROUND_CLOSEST(160000 - (val - 2) * 625, 100); + switch (data->info->vrm_version) { + case vr11: + if (val >= 0x02 && val <= 0xb2) + rv = DIV_ROUND_CLOSEST(160000 - (val - 2) * 625, 100); + break; + case vr12: + if (val >= 0x01) + rv = 250 + (val - 1) * 5; + break; + } + return rv; } static long pmbus_reg2data(struct pmbus_data *data, struct pmbus_sensor *sensor) |