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/*
* Copyright (C) 2012 Spreadtrum Communications Inc.
* contact <steve.zhan@spreadtrum.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ARCH_KPD_H
#define __ARCH_KPD_H
/**
For example, if you using chip row0 and (col0,col1) to define some keys
pls set :
rows_choose_hw = row0
cols_choose_hw = col0 | col1
*/
struct sci_keypad_platform_data {
int rows_choose_hw; /* choose chip keypad controler rows */
int cols_choose_hw; /* choose chip keypad controler cols */
int rows_number; /*How many rows are there in board. */
int cols_number; /*How many cols are there in board. */
const struct matrix_keymap_data *keymap_data;
int support_long_key;
unsigned short repeat;
unsigned int debounce_time; /* in ns */
int wakeup;
};
/* chip define begin */
#define SCI_COL7 (0x01 << 15)
#define SCI_COL6 (0x01 << 14)
#define SCI_COL5 (0x01 << 13)
#define SCI_COL4 (0x01 << 12)
#define SCI_COL3 (0x01 << 11)
#define SCI_COL2 (0x01 << 10)
#define SCI_COL1 (0x01 << 9)
#define SCI_COL0 (0x01 << 8)
#define SCI_ROW7 (0x01 << 23)
#define SCI_ROW6 (0x01 << 22)
#define SCI_ROW5 (0x01 << 21)
#define SCI_ROW4 (0x01 << 20)
#define SCI_ROW3 (0x01 << 19)
#define SCI_ROW2 (0x01 << 18)
#define SCI_ROW1 (0x01 << 17)
#define SCI_ROW0 (0x01 << 16)
/*using example */
/*
#define CUSTOM_KEYPAD_ROWS (SCI_ROW0 | SCI_ROW1)
#define CUSTOM_KEYPAD_COLS (SCI_COL0 | SCI_COL1)
#define ROWS (2)
#define COLS (2)
static const unsigned int board_keymap[] = {
KEY(0, 0, KEY_VOLUMEDOWN),
KEY(1, 0, KEY_VOLUMEUP),
KEY(0, 1, KEY_HOME),
};
static const struct matrix_keymap_data customize_keymap = {
.keymap = board_keymap,
.keymap_size = ARRAY_SIZE(board_keymap),
};
static struct sci_keypad_platform_data sci_keypad_data = {
.rows_choose_hw = CUSTOM_KEYPAD_ROWS,
.cols_choose_hw = CUSTOM_KEYPAD_COLS,
.rows_number = ROWS,
.cols_number = COLS,
.keymap_data = &customize_keymap,
.support_long_key = 1,
.repeat = 0,
.debounce_time = 5000,
};
platform_device_add_data(&sprd_keypad_device,(const void*)&sci_keypad_data,sizeof(sci_keypad_data));
platform_add_devices(sprd_keypad_device, sizeof(sprd_keypad_device));
*/
#endif
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