blob: abdb2af529027877ade494101030808cab81ac00 [file] [log] [blame]
Michael Hennerich48329582009-07-22 21:51:34 -07001/*
2 * board initialization should put one of these structures into platform_data
3 * and place the bfin-rotary onto platform_bus named "bfin-rotary".
Robin Getz96f10502009-09-24 14:11:24 +00004 *
5 * Copyright 2008 Analog Devices Inc.
6 *
7 * Licensed under the GPL-2 or later.
Michael Hennerich48329582009-07-22 21:51:34 -07008 */
9
10#ifndef _BFIN_ROTARY_H
11#define _BFIN_ROTARY_H
12
13/* mode bitmasks */
14#define ROT_QUAD_ENC CNTMODE_QUADENC /* quadrature/grey code encoder mode */
15#define ROT_BIN_ENC CNTMODE_BINENC /* binary encoder mode */
16#define ROT_UD_CNT CNTMODE_UDCNT /* rotary counter mode */
17#define ROT_DIR_CNT CNTMODE_DIRCNT /* direction counter mode */
18
19#define ROT_DEBE DEBE /* Debounce Enable */
20
21#define ROT_CDGINV CDGINV /* CDG Pin Polarity Invert */
22#define ROT_CUDINV CUDINV /* CUD Pin Polarity Invert */
23#define ROT_CZMINV CZMINV /* CZM Pin Polarity Invert */
24
25struct bfin_rotary_platform_data {
26 /* set rotary UP KEY_### or BTN_### in case you prefer
27 * bfin-rotary to send EV_KEY otherwise set 0
28 */
29 unsigned int rotary_up_key;
30 /* set rotary DOWN KEY_### or BTN_### in case you prefer
31 * bfin-rotary to send EV_KEY otherwise set 0
32 */
33 unsigned int rotary_down_key;
34 /* set rotary BUTTON KEY_### or BTN_### */
35 unsigned int rotary_button_key;
36 /* set rotary Relative Axis REL_### in case you prefer
37 * bfin-rotary to send EV_REL otherwise set 0
38 */
39 unsigned int rotary_rel_code;
40 unsigned short debounce; /* 0..17 */
41 unsigned short mode;
42};
43#endif