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1 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/include/mach/kbc.h b/arch/arm/mach-tegra/include/mach/kbc.h
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1/*
2 * Platform definitions for tegra-kbc keyboard input driver
3 *
4 * Copyright (c) 2010-2011, NVIDIA Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 */
20
21#ifndef ASMARM_ARCH_TEGRA_KBC_H
22#define ASMARM_ARCH_TEGRA_KBC_H
23
24#include <linux/types.h>
25#include <linux/input/matrix_keypad.h>
26
27#define KBC_MAX_GPIO 24
28#define KBC_MAX_KPENT 8
29
30#define KBC_MAX_ROW 16
31#define KBC_MAX_COL 8
32#define KBC_MAX_KEY (KBC_MAX_ROW * KBC_MAX_COL)
33
34#define KBC_PIN_GPIO_0 0
35#define KBC_PIN_GPIO_1 1
36#define KBC_PIN_GPIO_2 2
37#define KBC_PIN_GPIO_3 3
38#define KBC_PIN_GPIO_4 4
39#define KBC_PIN_GPIO_5 5
40#define KBC_PIN_GPIO_6 6
41#define KBC_PIN_GPIO_7 7
42#define KBC_PIN_GPIO_8 8
43#define KBC_PIN_GPIO_9 9
44#define KBC_PIN_GPIO_10 10
45#define KBC_PIN_GPIO_11 11
46#define KBC_PIN_GPIO_12 12
47#define KBC_PIN_GPIO_13 13
48#define KBC_PIN_GPIO_14 14
49#define KBC_PIN_GPIO_15 15
50#define KBC_PIN_GPIO_16 16
51#define KBC_PIN_GPIO_17 17
52#define KBC_PIN_GPIO_18 18
53#define KBC_PIN_GPIO_19 19
54#define KBC_PIN_GPIO_20 20
55#define KBC_PIN_GPIO_21 21
56#define KBC_PIN_GPIO_22 22
57#define KBC_PIN_GPIO_23 23
58
59struct tegra_kbc_pin_cfg {
60 bool is_row;
61 bool en;
62 unsigned char num;
63};
64
65struct tegra_kbc_wake_key {
66 u8 row:4;
67 u8 col:4;
68};
69
70struct tegra_kbc_platform_data {
71 unsigned int debounce_cnt;
72 unsigned int repeat_cnt;
73 unsigned int scan_count;
74
75 unsigned int wake_cnt; /* 0:wake on any key >1:wake on wake_cfg */
76 const struct tegra_kbc_wake_key *wake_cfg;
77
78 struct tegra_kbc_pin_cfg pin_cfg[KBC_MAX_GPIO];
79 const struct matrix_keymap_data *keymap_data;
80
81 bool wakeup;
82 bool use_fn_map;
83 bool use_ghost_filter;
84 bool disable_ev_rep;
85};
86#endif