| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | #ifndef __KEYPAD_EP93XX_H |
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| 3 | #define __KEYPAD_EP93XX_H |
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| 4 | |
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| 5 | struct matrix_keymap_data; |
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| 6 | |
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| 7 | /* flags for the ep93xx_keypad driver */ |
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| 8 | #define EP93XX_KEYPAD_DISABLE_3_KEY (1<<0) /* disable 3-key reset */ |
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| 9 | #define EP93XX_KEYPAD_DIAG_MODE (1<<1) /* diagnostic mode */ |
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| 10 | #define EP93XX_KEYPAD_BACK_DRIVE (1<<2) /* back driving mode */ |
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| 11 | #define EP93XX_KEYPAD_TEST_MODE (1<<3) /* scan only column 0 */ |
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| 12 | #define EP93XX_KEYPAD_AUTOREPEAT (1<<4) /* enable key autorepeat */ |
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| 13 | |
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| 14 | /** |
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| 15 | * struct ep93xx_keypad_platform_data - platform specific device structure |
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| 16 | * @keymap_data: pointer to &matrix_keymap_data |
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| 17 | * @debounce: debounce start count; terminal count is 0xff |
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| 18 | * @prescale: row/column counter pre-scaler load value |
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| 19 | * @flags: see above |
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| 20 | */ |
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| 21 | struct ep93xx_keypad_platform_data { |
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| 22 | struct matrix_keymap_data *keymap_data; |
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| 23 | unsigned int debounce; |
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| 24 | unsigned int prescale; |
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| 25 | unsigned int flags; |
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| 26 | unsigned int clk_rate; |
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| 27 | }; |
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| 28 | |
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| 29 | #define EP93XX_MATRIX_ROWS (8) |
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| 30 | #define EP93XX_MATRIX_COLS (8) |
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| 31 | |
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| 32 | #endif /* __KEYPAD_EP93XX_H */ |
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| 33 | |
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