3 files changed, 5 insertions, 2 deletions

diff --git a/Documentation/hwmon/pmbus b/Documentation/hwmon/pmbus
index c2b157ba9006..f90f99920cc5 100644
--- a/Documentation/hwmon/pmbus
+++ b/Documentation/hwmon/pmbus
@@ -15,13 +15,14 @@ Supported chips:
         http://www.onsemi.com/pub_link/Collateral/NCP4200-D.PDF
         http://www.onsemi.com/pub_link/Collateral/JUNE%202009-%20REV.%200.PDF
   * Lineage Power
-    Prefixes: 'pdt003', 'pdt006', 'pdt012', 'udt020'
+    Prefixes: 'mdt040', 'pdt003', 'pdt006', 'pdt012', 'udt020'
     Addresses scanned: -
     Datasheets:
         http://www.lineagepower.com/oem/pdf/PDT003A0X.pdf
         http://www.lineagepower.com/oem/pdf/PDT006A0X.pdf
         http://www.lineagepower.com/oem/pdf/PDT012A0X.pdf
         http://www.lineagepower.com/oem/pdf/UDT020A0X.pdf
+        http://www.lineagepower.com/oem/pdf/MDT040A0X.pdf
   * Texas Instruments TPS40400, TPS40422
     Prefixes: 'tps40400', 'tps40422'
     Addresses scanned: -
diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig
index 7968c815f443..d1aa2dbd5b75 100644
--- a/drivers/hwmon/pmbus/Kconfig
+++ b/drivers/hwmon/pmbus/Kconfig
@@ -20,7 +20,8 @@ config SENSORS_PMBUS
         help
           If you say yes here you get hardware monitoring support for generic
           PMBus devices, including but not limited to ADP4000, BMR453, BMR454,
-          NCP4200, NCP4208, TPS40400, and TPS40422.
+          MDT040, NCP4200, NCP4208, PDT003, PDT006, PDT012, UDT020, TPS40400,
+          and TPS40422.
 
           This driver can also be built as a module. If so, the module will
           be called pmbus.
diff --git a/drivers/hwmon/pmbus/pmbus.c b/drivers/hwmon/pmbus/pmbus.c
index 7d5161dd04f0..7e91700131a7 100644
--- a/drivers/hwmon/pmbus/pmbus.c
+++ b/drivers/hwmon/pmbus/pmbus.c
@@ -185,6 +185,7 @@ static const struct i2c_device_id pmbus_id[] = {
         {"adp4000", 1},
         {"bmr453", 1},
         {"bmr454", 1},
+        {"mdt040", 1},
         {"ncp4200", 1},
         {"ncp4208", 1},
         {"pdt003", 1},