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/**
 * \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 */
