aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux
diff options
context:
space:
mode:
authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-04-08 03:00:33 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-04-08 03:00:33 -0400
commitba28f22e7cf16cb310bb491cbb3f7d0d5d1f5c5d (patch)
tree6d58e91731385281436da191e82c56cd1627482f /include/linux
parent577c9c456f0e1371cbade38eaf91ae8e8a308555 (diff)
parent59cc1dd97ca9ac0363ef2f770901fbd86e2b970a (diff)
Merge branch 'next' into for-linus
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/rotary_encoder.h13
-rw-r--r--include/linux/spi/ad7879.h35
2 files changed, 48 insertions, 0 deletions
diff --git a/include/linux/rotary_encoder.h b/include/linux/rotary_encoder.h
new file mode 100644
index 000000000000..12d63a30c347
--- /dev/null
+++ b/include/linux/rotary_encoder.h
@@ -0,0 +1,13 @@
1#ifndef __ROTARY_ENCODER_H__
2#define __ROTARY_ENCODER_H__
3
4struct rotary_encoder_platform_data {
5 unsigned int steps;
6 unsigned int axis;
7 unsigned int gpio_a;
8 unsigned int gpio_b;
9 unsigned int inverted_a;
10 unsigned int inverted_b;
11};
12
13#endif /* __ROTARY_ENCODER_H__ */
diff --git a/include/linux/spi/ad7879.h b/include/linux/spi/ad7879.h
new file mode 100644
index 000000000000..4231104c9afa
--- /dev/null
+++ b/include/linux/spi/ad7879.h
@@ -0,0 +1,35 @@
1/* linux/spi/ad7879.h */
2
3/* Touchscreen characteristics vary between boards and models. The
4 * platform_data for the device's "struct device" holds this information.
5 *
6 * It's OK if the min/max values are zero.
7 */
8struct ad7879_platform_data {
9 u16 model; /* 7879 */
10 u16 x_plate_ohms;
11 u16 x_min, x_max;
12 u16 y_min, y_max;
13 u16 pressure_min, pressure_max;
14
15 /* [0..255] 0=OFF Starts at 1=550us and goes
16 * all the way to 9.440ms in steps of 35us.
17 */
18 u8 pen_down_acc_interval;
19 /* [0..15] Starts at 0=128us and goes all the
20 * way to 4.096ms in steps of 128us.
21 */
22 u8 first_conversion_delay;
23 /* [0..3] 0 = 2us, 1 = 4us, 2 = 8us, 3 = 16us */
24 u8 acquisition_time;
25 /* [0..3] Average X middle samples 0 = 2, 1 = 4, 2 = 8, 3 = 16 */
26 u8 averaging;
27 /* [0..3] Perform X measurements 0 = OFF,
28 * 1 = 4, 2 = 8, 3 = 16 (median > averaging)
29 */
30 u8 median;
31 /* 1 = AUX/VBAT/GPIO set to GPIO Output */
32 u8 gpio_output;
33 /* Initial GPIO pin state (valid if gpio_output = 1) */
34 u8 gpio_default;
35};