cLK/lk/target/htcleo/keypad.c
Arif Ali fc88e6ffb9 1.3: update to latest
* - removed other targets from source
- removed tinboot like wrapper, now romhdr is in crt0
- power collapse fix
- off charge support.
- misc partition check removed
2011-11-06 23:50:25 +00:00

36 lines
1.1 KiB
C

#include <dev/keys.h>
#include <dev/gpio_keypad.h>
#define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
static unsigned int htcleo_row_gpios[] = { 33, 32, 31 };
static unsigned int htcleo_col_gpios[] = { 42, 41, 40 };
#define KEYMAP_INDEX(row, col) ((row)*ARRAY_SIZE(htcleo_col_gpios) + (col))
static const unsigned short htcleo_keymap[ARRAY_SIZE(htcleo_col_gpios) * ARRAY_SIZE(htcleo_row_gpios)] = {
[KEYMAP_INDEX(0, 0)] = KEY_VOLUMEUP, // Volume Up
[KEYMAP_INDEX(0, 1)] = KEY_VOLUMEDOWN, // Volume Down
[KEYMAP_INDEX(1, 0)] = KEY_SOFT1, // Windows Button
[KEYMAP_INDEX(1, 1)] = KEY_SEND, // Dial Button
[KEYMAP_INDEX(1, 2)] = KEY_CLEAR, // Hangup Button
[KEYMAP_INDEX(2, 0)] = KEY_BACK, // Back Button
[KEYMAP_INDEX(2, 1)] = KEY_HOME, // Home Button
};
static struct gpio_keypad_info htcleo_keypad_info = {
.keymap = htcleo_keymap,
.output_gpios = htcleo_row_gpios,
.input_gpios = htcleo_col_gpios,
.noutputs = ARRAY_SIZE(htcleo_row_gpios),
.ninputs = ARRAY_SIZE(htcleo_col_gpios),
.settle_time = 40 /* msec */,
.poll_time = 20 /* msec */,
.flags = GPIOKPF_DRIVE_INACTIVE,
};
void keypad_init(void)
{
gpio_keypad_init(&htcleo_keypad_info);
}