diff options
| author | Tim Harvey <tharvey@gateworks.com> | 2020-06-09 17:57:20 +0300 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2020-07-20 02:25:21 +0300 |
| commit | a4872f7a4bc16d6ed831833b4f1ec16df642c367 (patch) | |
| tree | 1924ae57a0f2203a39aae78430c971acd9d2b54e /drivers/hwmon/gsc-hwmon.c | |
| parent | a37881dead2503614b837c005efde05e614d3b69 (diff) | |
| download | linux-a4872f7a4bc16d6ed831833b4f1ec16df642c367.tar.xz | |
hwmon: (gsc) add 16bit pre-scaled voltage mode
add a 16-bit pre-scaled voltage mode to adc and clarify that existing
pre-scaled mode is 24bit.
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/1591714640-10332-3-git-send-email-tharvey@gateworks.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/gsc-hwmon.c')
| -rw-r--r-- | drivers/hwmon/gsc-hwmon.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/hwmon/gsc-hwmon.c b/drivers/hwmon/gsc-hwmon.c index 2137bc65829d..3dfe2ca2f8c8 100644 --- a/drivers/hwmon/gsc-hwmon.c +++ b/drivers/hwmon/gsc-hwmon.c @@ -159,7 +159,7 @@ gsc_hwmon_read(struct device *dev, enum hwmon_sensor_types type, u32 attr, return -EOPNOTSUPP; } - sz = (ch->mode == mode_voltage) ? 3 : 2; + sz = (ch->mode == mode_voltage_24bit) ? 3 : 2; ret = regmap_bulk_read(hwmon->regmap, ch->reg, buf, sz); if (ret) return ret; @@ -186,7 +186,8 @@ gsc_hwmon_read(struct device *dev, enum hwmon_sensor_types type, u32 attr, /* adjust by uV offset */ tmp += ch->mvoffset; break; - case mode_voltage: + case mode_voltage_24bit: + case mode_voltage_16bit: /* no adjustment needed */ break; } @@ -336,7 +337,8 @@ static int gsc_hwmon_probe(struct platform_device *pdev) HWMON_T_LABEL; i_temp++; break; - case mode_voltage: + case mode_voltage_24bit: + case mode_voltage_16bit: case mode_voltage_raw: if (i_in == GSC_HWMON_MAX_IN_CH) { dev_err(gsc->dev, "too many input channels\n"); |