diff options
| author | Ben Gardner <gardner.ben@gmail.com> | 2015-10-07 21:55:20 -0500 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2015-10-14 07:57:14 -0700 |
| commit | 9c32e815cf9e29d5cfed738ad1cb3d07ea1bb67c (patch) | |
| tree | 53bb2a912e4bbe04c73db8d8b18304d203a4bba5 | |
| parent | 0b056b29f28e45adaf756e579c1bf291584a87cd (diff) | |
hwmon: (lm75) Add support for TMP75C
The TMP75C has a different control register layout and only supports
12-bit temperature samples (0.0625 deg C).
The continuous sample rate is ~12 Hz.
Signed-off-by: Ben Gardner <gardner.ben@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
| -rw-r--r-- | Documentation/hwmon/lm75 | 5 | ||||
| -rw-r--r-- | drivers/hwmon/lm75.c | 7 |
2 files changed, 10 insertions, 2 deletions
diff --git a/Documentation/hwmon/lm75 b/Documentation/hwmon/lm75 index 67691a0aa41d..ac95edfcd907 100644 --- a/Documentation/hwmon/lm75 +++ b/Documentation/hwmon/lm75 @@ -42,8 +42,8 @@ Supported chips: Addresses scanned: none Datasheet: Publicly available at the ST website http://www.st.com/internet/analog/product/121769.jsp - * Texas Instruments TMP100, TMP101, TMP105, TMP112, TMP75, TMP175, TMP275 - Prefixes: 'tmp100', 'tmp101', 'tmp105', 'tmp112', 'tmp175', 'tmp75', 'tmp275' + * Texas Instruments TMP100, TMP101, TMP105, TMP112, TMP75, TMP75C, TMP175, TMP275 + Prefixes: 'tmp100', 'tmp101', 'tmp105', 'tmp112', 'tmp175', 'tmp75', 'tmp75c', 'tmp275' Addresses scanned: none Datasheet: Publicly available at the Texas Instruments website http://www.ti.com/product/tmp100 @@ -51,6 +51,7 @@ Supported chips: http://www.ti.com/product/tmp105 http://www.ti.com/product/tmp112 http://www.ti.com/product/tmp75 + http://www.ti.com/product/tmp75c http://www.ti.com/product/tmp175 http://www.ti.com/product/tmp275 * NXP LM75B diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c index e4e57bbafb10..0addc84ba948 100644 --- a/drivers/hwmon/lm75.c +++ b/drivers/hwmon/lm75.c @@ -57,6 +57,7 @@ enum lm75_type { /* keep sorted in alphabetical order */ tmp175, tmp275, tmp75, + tmp75c, }; /* Addresses scanned */ @@ -280,6 +281,11 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id) data->resolution = 12; data->sample_time = HZ / 2; break; + case tmp75c: + clr_mask |= 1 << 5; /* not one-shot mode */ + data->resolution = 12; + data->sample_time = HZ / 4; + break; } /* configure as specified */ @@ -343,6 +349,7 @@ static const struct i2c_device_id lm75_ids[] = { { "tmp175", tmp175, }, { "tmp275", tmp275, }, { "tmp75", tmp75, }, + { "tmp75c", tmp75c, }, { /* LIST END */ } }; MODULE_DEVICE_TABLE(i2c, lm75_ids); |