lm75: Add support for the TMP75C
Subsystems (2)
PATCH 1/1 lm75: Add support for the 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 <[email protected]>
--- Documentation/hwmon/lm75 | 5 +++-- drivers/hwmon/lm75.c | 7 +++++++ 2 files changed, 10 insertions(+), 2 deletions(-)
Documentation/hwmon/lm75 +3 -2
@@ -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
drivers/hwmon/lm75.c +7 -0
@@ -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);
Signature · 7 lines
1.9.1 _______________________________________________ lm-sensors mailing list [email protected] http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
Quoted 5 lines · Ben Gardner
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 <[email protected]>
Applied.
Thanks,
Guenter
Quoted 54 lines
--- Documentation/hwmon/lm75 | 5 +++-- drivers/hwmon/lm75.c | 7 +++++++ 2 files changed, 10 insertions(+), 2 deletions(-)Documentation/hwmon/lm75 +3
-2@@ -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 LM75Bdrivers/hwmon/lm75.c +6
-0@@ -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 */
drivers/hwmon/lm75.c static const struct i2c_device_id lm75_ids[] = { · line 355
Quoted 7 lines
drivers/hwmon/lm75.c +1
-0@@ -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);
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