1 files changed, 17 insertions, 1 deletions

diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface
index 764cdc5480e7..a0d0ab24288e 100644
--- a/Documentation/hwmon/sysfs-interface
+++ b/Documentation/hwmon/sysfs-interface
@@ -179,11 +179,12 @@ temp[1-*]_auto_point[1-*]_temp_hyst
 ****************
 
 temp[1-3]_type  Sensor type selection.
-                Integers 1, 2, 3 or thermistor Beta value (3435)
+                Integers 1 to 4 or thermistor Beta value (typically 3435)
                 Read/Write.
                 1: PII/Celeron Diode
                 2: 3904 transistor
                 3: thermal diode
+                4: thermistor (default/unknown Beta)
                 Not all types are supported by all chips
 
 temp[1-4]_max   Temperature max value.
@@ -261,6 +262,21 @@ alarms		Alarm bitmask.
                 of individual bits.
                 Bits are defined in kernel/include/sensors.h.
 
+alarms_in       Alarm bitmask relative to in (voltage) channels
+                Read only
+                A '1' bit means an alarm, LSB corresponds to in0 and so on
+                Prefered to 'alarms' for newer chips
+
+alarms_fan      Alarm bitmask relative to fan channels
+                Read only
+                A '1' bit means an alarm, LSB corresponds to fan1 and so on
+                Prefered to 'alarms' for newer chips
+
+alarms_temp     Alarm bitmask relative to temp (temperature) channels
+                Read only
+                A '1' bit means an alarm, LSB corresponds to temp1 and so on
+                Prefered to 'alarms' for newer chips
+
 beep_enable     Beep/interrupt enable
                 0 to disable.
                 1 to enable.