| /* | |
| * include/linux/gpio-fan.h | |
| * | |
| * Platform data structure for GPIO fan driver | |
| * | |
| * This file is licensed under the terms of the GNU General Public | |
| * License version 2. This program is licensed "as is" without any | |
| * warranty of any kind, whether express or implied. | |
| */ | |
| #ifndef __LINUX_GPIO_FAN_H | |
| #define __LINUX_GPIO_FAN_H | |
| struct gpio_fan_alarm { | |
| unsigned gpio; | |
| unsigned active_low; | |
| }; | |
| struct gpio_fan_speed { | |
| int rpm; | |
| int ctrl_val; | |
| }; | |
| struct gpio_fan_platform_data { | |
| int num_ctrl; | |
| unsigned *ctrl; /* fan control GPIOs. */ | |
| struct gpio_fan_alarm *alarm; /* fan alarm GPIO. */ | |
| /* | |
| * Speed conversion array: rpm from/to GPIO bit field. | |
| * This array _must_ be sorted in ascending rpm order. | |
| */ | |
| int num_speed; | |
| struct gpio_fan_speed *speed; | |
| }; | |
| #endif /* __LINUX_GPIO_FAN_H */ |