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1 | Kernel driver npcm750-pwm-fan |
2 | ============================= | |
3 | ||
4 | Supported chips: | |
b04f2f7d | 5 | |
f1fd4a4d TM |
6 | NUVOTON NPCM750/730/715/705 |
7 | ||
8 | Authors: | |
b04f2f7d | 9 | |
f1fd4a4d TM |
10 | <tomer.maimon@nuvoton.com> |
11 | ||
12 | Description: | |
13 | ------------ | |
14 | This driver implements support for NUVOTON NPCM7XX PWM and Fan Tacho | |
15 | controller. The PWM controller supports up to 8 PWM outputs. The Fan tacho | |
16 | controller supports up to 16 tachometer inputs. | |
17 | ||
18 | The driver provides the following sensor accesses in sysfs: | |
19 | ||
b04f2f7d | 20 | =============== ======= ===================================================== |
f1fd4a4d TM |
21 | fanX_input ro provide current fan rotation value in RPM as reported |
22 | by the fan to the device. | |
23 | ||
24 | pwmX rw get or set PWM fan control value. This is an integer | |
25 | value between 0(off) and 255(full speed). | |
b04f2f7d | 26 | =============== ======= ===================================================== |