Lines Matching refs:PWM
30 and PWM output control functions. Using this parameter
47 up to 5 PWM outputs pwm[1-3,5-6] for controlling fan speeds both manually and
147 PWM Output Control
150 This chip features 5 PWM outputs. PWM outputs 1-3 are associated with fan
151 inputs 1-3 and PWM outputs 5-6 are associated with fan inputs 5-6. PWM outputs
153 the appropriate enable attribute accordingly. PWM outputs 5-6 can only operate
156 appropriate PWM attribute. In automatic mode, the PWM attribute returns the
157 current duty-cycle as set by the fan controller in the chip. All PWM outputs
160 In automatic mode, the chip supports the setting of the PWM ramp rate which
161 defines how fast the PWM output is adjusting to changes of the associated
162 temperature input. Associating PWM outputs to temperature inputs is done via
165 be retrieved via the zone[1-3]_auto_channels_temp attributes. Each PWM output
167 pwm[1-3]_auto_channels_zone attributes. Each PWM output has 3 distinct output
190 all PWM outputs are set to 100% duty-cycle.
248 zone[1-3]_auto_point1_temp_hyst RW Auto PWM temp point1 hysteresis. The
249 output of the corresponding PWM is set
253 zone[1-3]_auto_point[1-3]_temp RW Auto PWM temp points. Auto_point1 is
256 temp at which all PWM outputs are set
272 pmw[1-3,5-6] RO/RW Duty-cycle of PWM output. Supported
274 writeable if the associated PWM is in
276 pwm[1-3]_enable RW Enable of PWM outputs 1-3. Supported
281 pwm[5-6]_enable RO Enable of PWM outputs 5-6. Always
284 pmw[1-3,5-6]_freq RW Frequency of PWM output. Supported
287 pmw[1-3]_ramp_rate RW Ramp rate of PWM output. Determines how
288 fast the PWM duty-cycle will change
289 when the PWM is in automatic mode.
290 Expressed in ms per PWM step. Supported
294 pwm[1-3]_auto_channels_zone RW PWM output to temperature zone mapping.
302 pwm[1-3]_auto_pwm_min RW Auto PWM min pwm. Minimum PWM duty-
305 pwm[1-3]_auto_point1_pwm RW Auto PWM pwm point. Auto_point1 is the
307 pwm[1-3]_auto_point2_pwm RO Auto PWM pwm point. Auto_point2 is the