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authorJiri Kosina <jkosina@suse.cz>2010-10-30 16:16:56 -0400
committerJiri Kosina <jkosina@suse.cz>2010-10-30 16:16:56 -0400
commitf1e095f1d206b81b44160f41278ce5c78641e9b7 (patch)
treebd293d46d2d3e4cdf435a22ddb2877c6ba1b8acc /include/linux/gpio-fan.h
parentb0438a1b71955c425c304a2a483765ef24841766 (diff)
parent1792f17b7210280a3d7ff29da9614ba779cfcedb (diff)
Merge branch 'master' into for-next
Diffstat (limited to 'include/linux/gpio-fan.h')
-rw-r--r--include/linux/gpio-fan.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/linux/gpio-fan.h b/include/linux/gpio-fan.h
new file mode 100644
index 000000000000..096659169215
--- /dev/null
+++ b/include/linux/gpio-fan.h
@@ -0,0 +1,36 @@
1/*
2 * include/linux/gpio-fan.h
3 *
4 * Platform data structure for GPIO fan driver
5 *
6 * This file is licensed under the terms of the GNU General Public
7 * License version 2. This program is licensed "as is" without any
8 * warranty of any kind, whether express or implied.
9 */
10
11#ifndef __LINUX_GPIO_FAN_H
12#define __LINUX_GPIO_FAN_H
13
14struct gpio_fan_alarm {
15 unsigned gpio;
16 unsigned active_low;
17};
18
19struct gpio_fan_speed {
20 int rpm;
21 int ctrl_val;
22};
23
24struct gpio_fan_platform_data {
25 int num_ctrl;
26 unsigned *ctrl; /* fan control GPIOs. */
27 struct gpio_fan_alarm *alarm; /* fan alarm GPIO. */
28 /*
29 * Speed conversion array: rpm from/to GPIO bit field.
30 * This array _must_ be sorted in ascending rpm order.
31 */
32 int num_speed;
33 struct gpio_fan_speed *speed;
34};
35
36#endif /* __LINUX_GPIO_FAN_H */