From bc365a7f3c0d5b5b2a642e6646098b306b6faa4d Mon Sep 17 00:00:00 2001
From: Guenter Roeck <guenter.roeck@ericsson.com>
Date: Thu, 15 Sep 2011 10:43:40 -0700
Subject: hwmon: (pmbus) Add support for Lineage Power DC-DC converters

Add device IDs and reference to datasheets for Lineage Power DC-DC converters.

Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Reviewed-by: Robert Coulson <robert.coulson@ericsson.com>

diff --git a/Documentation/hwmon/pmbus b/Documentation/hwmon/pmbus
index ce02f5d..15ac911 100644
--- a/Documentation/hwmon/pmbus
+++ b/Documentation/hwmon/pmbus
@@ -15,6 +15,14 @@ Supported chips:
 	http://www.onsemi.com/pub_link/Collateral/ADP4000-D.PDF
 	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'
+    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
   * Generic PMBus devices
     Prefix: 'pmbus'
     Addresses scanned: -
diff --git a/drivers/hwmon/pmbus/pmbus.c b/drivers/hwmon/pmbus/pmbus.c
index ef5cc1e..995e873 100644
--- a/drivers/hwmon/pmbus/pmbus.c
+++ b/drivers/hwmon/pmbus/pmbus.c
@@ -206,7 +206,11 @@ static const struct i2c_device_id pmbus_id[] = {
 	{"bmr454", 1},
 	{"ncp4200", 1},
 	{"ncp4208", 1},
+	{"pdt003", 1},
+	{"pdt006", 1},
+	{"pdt012", 1},
 	{"pmbus", 0},
+	{"udt020", 1},
 	{}
 };
 
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