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kernel/linux-rt-4.4.41/include/linux/platform_data/keypad-nomadik-ske.h 1.17 KB
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  /*
   * Copyright (C) ST-Ericsson SA 2010
   *
   * License Terms: GNU General Public License v2
   * Author: Naveen Kumar Gaddipati <naveen.gaddipati@stericsson.com>
   *
   * ux500 Scroll key and Keypad Encoder (SKE) header
   */
  
  #ifndef __SKE_H
  #define __SKE_H
  
  #include <linux/input/matrix_keypad.h>
  
  /* register definitions for SKE peripheral */
  #define SKE_CR		0x00
  #define SKE_VAL0	0x04
  #define SKE_VAL1	0x08
  #define SKE_DBCR	0x0C
  #define SKE_IMSC	0x10
  #define SKE_RIS		0x14
  #define SKE_MIS		0x18
  #define SKE_ICR		0x1C
  
  /*
   * Keypad module
   */
  
  /**
   * struct keypad_platform_data - structure for platform specific data
   * @init:	pointer to keypad init function
   * @exit:	pointer to keypad deinitialisation function
   * @keymap_data: matrix scan code table for keycodes
   * @krow:	maximum number of rows
   * @kcol:	maximum number of columns
   * @debounce_ms: platform specific debounce time
   * @no_autorepeat: flag for auto repetition
   * @wakeup_enable: allow waking up the system
   */
  struct ske_keypad_platform_data {
  	int (*init)(void);
  	int (*exit)(void);
  	const struct matrix_keymap_data *keymap_data;
  	u8 krow;
  	u8 kcol;
  	u8 debounce_ms;
  	bool no_autorepeat;
  	bool wakeup_enable;
  };
  #endif	/*__SKE_KPD_H*/