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/* ---------------------------------------------------------------------------- */
/*                  Atmel Microcontroller Software Support                      */
/*                       SAM Software Package License                           */
/* ---------------------------------------------------------------------------- */
/* Copyright (c) 2015, Atmel Corporation                                        */
/*                                                                              */
/* All rights reserved.                                                         */
/*                                                                              */
/* Redistribution and use in source and binary forms, with or without           */
/* modification, are permitted provided that the following condition is met:    */
/*                                                                              */
/* - Redistributions of source code must retain the above copyright notice,     */
/* this list of conditions and the disclaimer below.                            */
/*                                                                              */
/* Atmel's name may not be used to endorse or promote products derived from     */
/* this software without specific prior written permission.                     */
/*                                                                              */
/* DISCLAIMER:  THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR   */
/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE   */
/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,      */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,  */
/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING         */
/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */
/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.                           */
/* ---------------------------------------------------------------------------- */

/**
 * \file
 *
 * Interface of ILI9488 driver.
 *
 */

#ifndef _ILI9488_H_
#define _ILI9488_H_

/*----------------------------------------------------------------------------
 *        Headers
 *----------------------------------------------------------------------------*/

#include "board.h"

#include <stdint.h>


/*----------------------------------------------------------------------------
 *        Definitions
 *----------------------------------------------------------------------------*/

#define ILI9488_SPIMODE        0
#define ILI9488_EBIMODE        1

/* ILI9325 ID code */
#define ILI9488_DEVICE_CODE    0x9488

#define ILI9488_LCD_WIDTH       320
#define ILI9488_LCD_HEIGHT      480
#define ILI9488_SELF_TEST_OK    0xC0

/* EBI chip select for LCD */
#define SMC_EBI_LCD_CS          3

/*----------------------------------------------------------------------------
 *        Types
 *----------------------------------------------------------------------------*/
typedef enum {
	AccessInst = 0,
	AccessRead,
	AccessWrite
} AccessIli_t;

typedef union _union_type {
	uint32_t value;
	struct {
		uint8_t byte_8;
		uint8_t byte_l6;
		uint8_t byte_24;
		uint8_t byte_32;
	} byte;
	struct {
		uint16_t half_word_l;
		uint16_t half_word_h;
	} half_word;
} union_type;
typedef volatile uint8_t REG8;

typedef uint32_t LcdColor_t;

/*----------------------------------------------------------------------------
 *        Marcos
 *----------------------------------------------------------------------------*/
/* Pixel cache used to speed up communication */
#define LCD_DATA_CACHE_SIZE         BOARD_LCD_WIDTH

/*----------------------------------------------------------------------------
 *        Function Marcos
 *----------------------------------------------------------------------------*/
#define get_0b_to_8b(x)             (((union_type*)&(x))->byte.byte_8)
#define get_8b_to_16b(x)            (((union_type*)&(x))->byte.byte_l6)
#define get_16b_to_24b(x)           (((union_type*)&(x))->byte.byte_24)
#define get_24b_to_32b(x)           (((union_type*)&(x))->byte.byte_32)

#endif /* #ifndef ILI9488 */