Merge branch 'master' into csb1725

[mv-sheeva.git] / include / linux / gpio-fan.h

diff --git a/include/linux/gpio-fan.h b/include/linux/gpio-fan.h
new file mode 100644 (file)
index 0000000..0966591
--- /dev/null
+++ b/include/linux/gpio-fan.h
@@ -0,0 +1,36 @@
+/*
+ * 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 */