diff options
Diffstat (limited to 'kernel/include/linux/platform_data/keypad-ep93xx.h')
| -rw-r--r-- | kernel/include/linux/platform_data/keypad-ep93xx.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/kernel/include/linux/platform_data/keypad-ep93xx.h b/kernel/include/linux/platform_data/keypad-ep93xx.h new file mode 100644 index 000000000..adccee25b --- /dev/null +++ b/kernel/include/linux/platform_data/keypad-ep93xx.h @@ -0,0 +1,31 @@ +#ifndef __KEYPAD_EP93XX_H +#define __KEYPAD_EP93XX_H + +struct matrix_keymap_data; + +/* flags for the ep93xx_keypad driver */ +#define EP93XX_KEYPAD_DISABLE_3_KEY (1<<0) /* disable 3-key reset */ +#define EP93XX_KEYPAD_DIAG_MODE (1<<1) /* diagnostic mode */ +#define EP93XX_KEYPAD_BACK_DRIVE (1<<2) /* back driving mode */ +#define EP93XX_KEYPAD_TEST_MODE (1<<3) /* scan only column 0 */ +#define EP93XX_KEYPAD_KDIV (1<<4) /* 1/4 clock or 1/16 clock */ +#define EP93XX_KEYPAD_AUTOREPEAT (1<<5) /* enable key autorepeat */ + +/** + * struct ep93xx_keypad_platform_data - platform specific device structure + * @keymap_data: pointer to &matrix_keymap_data + * @debounce: debounce start count; terminal count is 0xff + * @prescale: row/column counter pre-scaler load value + * @flags: see above + */ +struct ep93xx_keypad_platform_data { + struct matrix_keymap_data *keymap_data; + unsigned int debounce; + unsigned int prescale; + unsigned int flags; +}; + +#define EP93XX_MATRIX_ROWS (8) +#define EP93XX_MATRIX_COLS (8) + +#endif /* __KEYPAD_EP93XX_H */ |