tegrakernel/kernel/kernel-4.9/include/linux/platform_data/keypad-nomadik-ske.h

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2022-02-16 09:13:02 -06:00
/*
* 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*/