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-rw-r--r--Documentation/hwmon/lm75.rst6
-rw-r--r--drivers/hwmon/lm75.c10
2 files changed, 14 insertions, 2 deletions
diff --git a/Documentation/hwmon/lm75.rst b/Documentation/hwmon/lm75.rst
index ba8acbd2a6cb..e749f827c002 100644
--- a/Documentation/hwmon/lm75.rst
+++ b/Documentation/hwmon/lm75.rst
@@ -119,9 +119,9 @@ Supported chips:
http://www.ti.com/product/tmp275
- * NXP LM75B
+ * NXP LM75B, PCT2075
- Prefix: 'lm75b'
+ Prefix: 'lm75b', 'pct2075'
Addresses scanned: none
@@ -129,6 +129,8 @@ Supported chips:
http://www.nxp.com/documents/data_sheet/LM75B.pdf
+ http://www.nxp.com/docs/en/data-sheet/PCT2075.pdf
+
Author: Frodo Looijaard <frodol@dds.nl>
Description
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
index cbabab7ac788..0cd1447718c9 100644
--- a/drivers/hwmon/lm75.c
+++ b/drivers/hwmon/lm75.c
@@ -36,6 +36,7 @@ enum lm75_type { /* keep sorted in alphabetical order */
max6626,
max31725,
mcp980x,
+ pct2075,
stds75,
stlm75,
tcn75,
@@ -317,6 +318,10 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
data->resolution = 9;
data->sample_time = MSEC_PER_SEC / 8;
break;
+ case pct2075:
+ data->resolution = 11;
+ data->sample_time = MSEC_PER_SEC / 10;
+ break;
case mcp980x:
data->resolution_limits = 9;
/* fall through */
@@ -397,6 +402,7 @@ static const struct i2c_device_id lm75_ids[] = {
{ "max31725", max31725, },
{ "max31726", max31725, },
{ "mcp980x", mcp980x, },
+ { "pct2075", pct2075, },
{ "stds75", stds75, },
{ "stlm75", stlm75, },
{ "tcn75", tcn75, },
@@ -467,6 +473,10 @@ static const struct of_device_id __maybe_unused lm75_of_match[] = {
.data = (void *)mcp980x
},
{
+ .compatible = "nxp,pct2075",
+ .data = (void *)pct2075
+ },
+ {
.compatible = "st,stds75",
.data = (void *)stds75
},