diff --git a/drivers/hwmon/pmbus/max31785.c b/drivers/hwmon/pmbus/max31785.c
index e5a9f4019cd5..17489abc49d5 100644
--- a/drivers/hwmon/pmbus/max31785.c
+++ b/drivers/hwmon/pmbus/max31785.c
@@ -17,6 +17,7 @@ enum max31785_regs {
 
 #define MAX31785			0x3030
 #define MAX31785A			0x3040
+#define MAX31785B			0x3061
 
 #define MFR_FAN_CONFIG_DUAL_TACH	BIT(12)
 
@@ -329,7 +330,7 @@ static int max31785_probe(struct i2c_client *client)
 	struct device *dev = &client->dev;
 	struct pmbus_driver_info *info;
 	bool dual_tach = false;
-	s64 ret;
+	int ret;
 
 	if (!i2c_check_functionality(client->adapter,
 				     I2C_FUNC_SMBUS_BYTE_DATA |
@@ -350,12 +351,14 @@ static int max31785_probe(struct i2c_client *client)
 	if (ret < 0)
 		return ret;
 
-	if (ret == MAX31785A) {
+	if (ret == MAX31785A || ret == MAX31785B) {
 		dual_tach = true;
 	} else if (ret == MAX31785) {
-		if (!strcmp("max31785a", client->name))
-			dev_warn(dev, "Expected max3175a, found max31785: cannot provide secondary tachometer readings\n");
+		if (!strcmp("max31785a", client->name) ||
+		    !strcmp("max31785b", client->name))
+			dev_warn(dev, "Expected max31785a/b, found max31785: cannot provide secondary tachometer readings\n");
 	} else {
+		dev_err(dev, "Unrecognized MAX31785 revision: %x\n", ret);
 		return -ENODEV;
 	}
 
@@ -371,6 +374,7 @@ static int max31785_probe(struct i2c_client *client)
 static const struct i2c_device_id max31785_id[] = {
 	{ "max31785", 0 },
 	{ "max31785a", 0 },
+	{ "max31785b", 0 },
 	{ },
 };
 
@@ -379,6 +383,7 @@ MODULE_DEVICE_TABLE(i2c, max31785_id);
 static const struct of_device_id max31785_of_match[] = {
 	{ .compatible = "maxim,max31785" },
 	{ .compatible = "maxim,max31785a" },
+	{ .compatible = "maxim,max31785b" },
 	{ },
 };