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authorGuenter Roeck <linux@roeck-us.net>2024-06-27 07:50:48 -0700
committerGuenter Roeck <linux@roeck-us.net>2024-07-08 07:52:36 -0700
commitbecbd16ed2f8f427239ffda66b5d894008bc56af (patch)
tree64875e73078cf148c958a18b5ad9589d430927a4 /Documentation/hwmon
parent154a0c2bd6694c45d34a1688e1d9a41f5a854b3f (diff)
hwmon: (amc6821) Add support for fan1_target and pwm1_enable mode 4
After setting fan1_target and setting pwm1_enable to 4, the fan controller tries to achieve the requested fan speed. Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon')
-rw-r--r--Documentation/hwmon/amc6821.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/hwmon/amc6821.rst b/Documentation/hwmon/amc6821.rst
index 4ce67c268e52..96e604c5ea8e 100644
--- a/Documentation/hwmon/amc6821.rst
+++ b/Documentation/hwmon/amc6821.rst
@@ -48,12 +48,16 @@ fan1_min rw "
fan1_max rw "
fan1_fault ro "
fan1_pulses rw Pulses per revolution can be either 2 or 4.
+fan1_target rw Target fan speed, to be used with pwm1_enable
+ mode 4.
pwm1 rw pwm1
pwm1_enable rw regulator mode, 1=open loop, 2=fan controlled
by remote temperature, 3=fan controlled by
combination of the on-chip temperature and
remote-sensor temperature,
+ 4=fan controlled by target rpm set with
+ fan1_target attribute.
pwm1_auto_channels_temp ro 1 if pwm_enable==2, 3 if pwm_enable==3
pwm1_auto_point1_pwm ro Hardwired to 0, shared for both
temperature channels.