vserver 1.9.5.x5

[linux-2.6.git] / Documentation / i2c / sysfs-interface

diff --git a/Documentation/i2c/sysfs-interface b/Documentation/i2c/sysfs-interface
index 3e74dae..3464005 100644 (file)
--- a/Documentation/i2c/sysfs-interface
+++ b/Documentation/i2c/sysfs-interface
@@ -135,18 +135,44 @@ fan[1-3]_div      Fan divisor.
                Note that this is actually an internal clock divisor, which
                affects the measurable speed range, not the read value.
 
                Note that this is actually an internal clock divisor, which
                affects the measurable speed range, not the read value.
 

-fan[1-3]_pwm   Pulse width modulation fan control.
+*******
+* PWM *
+*******
+
+pwm[1-3]       Pulse width modulation fan control.

                Integer value in the range 0 to 255
                Read/Write
                255 is max or 100%.
 
                Integer value in the range 0 to 255
                Read/Write
                255 is max or 100%.
 

-fan[1-3]_pwm_enable
+pwm[1-3]_enable

                Switch PWM on and off.
                Not always present even if fan*_pwm is.
                0 to turn off
                Switch PWM on and off.
                Not always present even if fan*_pwm is.
                0 to turn off

-               1 to turn on
+               1 to turn on in manual mode
+               2 to turn on in automatic mode

                Read/Write
 
                Read/Write
 

+pwm[1-*]_auto_channels_temp
+               Select which temperature channels affect this PWM output in
+               auto mode. Bitfield, 1 is temp1, 2 is temp2, 4 is temp3 etc...
+               Which values are possible depend on the chip used.
+
+pwm[1-*]_auto_point[1-*]_pwm
+pwm[1-*]_auto_point[1-*]_temp
+pwm[1-*]_auto_point[1-*]_temp_hyst
+               Define the PWM vs temperature curve. Number of trip points is
+               chip-dependent. Use this for chips which associate trip points
+               to PWM output channels.
+
+OR
+
+temp[1-*]_auto_point[1-*]_pwm
+temp[1-*]_auto_point[1-*]_temp
+temp[1-*]_auto_point[1-*]_temp_hyst
+               Define the PWM vs temperature curve. Number of trip points is
+               chip-dependent. Use this for chips which associate trip points
+               to temperature channels.
+

 
 ****************
 * Temperatures *
 
 ****************
 * Temperatures *