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@xxxxxxxxx>
---
Documentation/hwmon/lm75 | 5 +++--
drivers/hwmon/lm75.c | 7 +++++++
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/Documentation/hwmon/lm75 b/Documentation/hwmon/lm75
index 67691a0..ac95edf 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 fe41d5a..84b6ccc 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);
--
1.9.1
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