113 lines
3.8 KiB
C
113 lines
3.8 KiB
C
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/*
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* Copyright (c) 2009, Google Inc.
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* All rights reserved.
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* Copyright (c) 2009, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google, Inc. nor the names of its contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <dev/keys.h>
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#include <dev/gpio_keypad.h>
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#define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
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/* don't turn this on without updating the ffa support */
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#define SCAN_FUNCTION_KEYS 0
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static unsigned int halibut_row_gpios[] = {
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31, 32, 33, 34, 35, 36
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#if SCAN_FUNCTION_KEYS
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, 42
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#endif
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};
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static unsigned int halibut_col_gpios[] = { 38, 39, 40, 41, 42 };
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#define KEYMAP_INDEX(row, col) ((row)*ARRAY_SIZE(halibut_col_gpios) + (col))
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static const unsigned short halibut_keymap[ARRAY_SIZE(halibut_col_gpios) * ARRAY_SIZE(halibut_row_gpios)] = {
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[KEYMAP_INDEX(0, 0)] = KEY_VOLUMEDOWN,
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/*[KEYMAP_INDEX(0, 1)] = ,*/
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[KEYMAP_INDEX(0, 2)] = KEY_DOWN,
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[KEYMAP_INDEX(0, 3)] = KEY_8,
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[KEYMAP_INDEX(0, 4)] = KEY_5,
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[KEYMAP_INDEX(1, 0)] = KEY_UP,
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[KEYMAP_INDEX(1, 1)] = KEY_CLEAR,
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[KEYMAP_INDEX(1, 2)] = KEY_4,
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/*[KEYMAP_INDEX(1, 3)] = ,*/
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[KEYMAP_INDEX(1, 4)] = KEY_2,
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[KEYMAP_INDEX(2, 0)] = KEY_HOME, /* A */
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[KEYMAP_INDEX(2, 1)] = KEY_BACK, /* B */
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[KEYMAP_INDEX(2, 2)] = KEY_0,
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[KEYMAP_INDEX(2, 3)] = 228, /* KEY_SHARP */
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[KEYMAP_INDEX(2, 4)] = KEY_9,
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[KEYMAP_INDEX(3, 0)] = KEY_3,
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[KEYMAP_INDEX(3, 1)] = KEY_RIGHT,
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[KEYMAP_INDEX(3, 2)] = KEY_VOLUMEUP,
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/*[KEYMAP_INDEX(3, 3)] = ,*/
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[KEYMAP_INDEX(3, 4)] = KEY_6,
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[KEYMAP_INDEX(4, 0)] = 232, /* OK */
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[KEYMAP_INDEX(4, 1)] = KEY_SOUND,
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[KEYMAP_INDEX(4, 2)] = KEY_1,
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[KEYMAP_INDEX(4, 3)] = KEY_SEND,
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[KEYMAP_INDEX(4, 4)] = KEY_LEFT,
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/*[KEYMAP_INDEX(5, 0)] = ,*/
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[KEYMAP_INDEX(5, 1)] = 227, /* KEY_STAR */
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[KEYMAP_INDEX(5, 2)] = 230, /* (SOFT2)2 */
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[KEYMAP_INDEX(5, 3)] = KEY_MENU, /* 1 */
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[KEYMAP_INDEX(5, 4)] = KEY_7,
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#if SCAN_FUNCTION_KEYS
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[KEYMAP_INDEX(6, 0)] = KEY_F5,
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[KEYMAP_INDEX(6, 1)] = KEY_F4,
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[KEYMAP_INDEX(6, 2)] = KEY_F3,
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[KEYMAP_INDEX(6, 3)] = KEY_F2,
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[KEYMAP_INDEX(6, 4)] = KEY_F1
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#endif
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};
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static struct gpio_keypad_info halibut_keypad_info = {
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.keymap = halibut_keymap,
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.output_gpios = halibut_row_gpios,
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.input_gpios = halibut_col_gpios,
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.noutputs = ARRAY_SIZE(halibut_row_gpios),
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.ninputs = ARRAY_SIZE(halibut_col_gpios),
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.settle_time = 5 /* msec */,
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.poll_time = 20 /* msec */,
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.flags = GPIOKPF_DRIVE_INACTIVE,
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};
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void keypad_init(void)
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{
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gpio_keypad_init(&halibut_keypad_info);
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}
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