RTEMS: bsps/arm/atsam/contrib/libraries/libboard/include/ili9488.h Source File

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ili9488.h
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1/* ---------------------------------------------------------------------------- */
2/* Atmel Microcontroller Software Support */
3/* SAM Software Package License */
4/* ---------------------------------------------------------------------------- */
5/* Copyright (c) 2015, Atmel Corporation */
6/* */
7/* All rights reserved. */
8/* */
9/* Redistribution and use in source and binary forms, with or without */
10/* modification, are permitted provided that the following condition is met: */
11/* */
12/* - Redistributions of source code must retain the above copyright notice, */
13/* this list of conditions and the disclaimer below. */
14/* */
15/* Atmel's name may not be used to endorse or promote products derived from */
16/* this software without specific prior written permission. */
17/* */
18/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */
19/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
20/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */
21/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */
22/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
23/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */
24/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
25/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
26/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */
27/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
28/* ---------------------------------------------------------------------------- */
29
37#ifndef _ILI9488_H_
38#define _ILI9488_H_
39
40/*----------------------------------------------------------------------------
41 * Headers
42 *----------------------------------------------------------------------------*/
43
44#include "board.h"
45
46#include <stdint.h>
47
48
49/*----------------------------------------------------------------------------
50 * Definitions
51 *----------------------------------------------------------------------------*/
52
53#define ILI9488_SPIMODE 0
54#define ILI9488_EBIMODE 1
55
56/* ILI9325 ID code */
57#define ILI9488_DEVICE_CODE 0x9488
58
59#define ILI9488_LCD_WIDTH 320
60#define ILI9488_LCD_HEIGHT 480
61#define ILI9488_SELF_TEST_OK 0xC0
62
63/* EBI chip select for LCD */
64#define SMC_EBI_LCD_CS 3
65
66/*----------------------------------------------------------------------------
67 * Types
68 *----------------------------------------------------------------------------*/
69typedef enum {
70 AccessInst = 0,
71 AccessRead,
72 AccessWrite
73} AccessIli_t;
74
75 typedef union _union_type {
76 uint32_t value;
77 struct {
78 uint8_t byte_8;
79 uint8_t byte_l6;
80 uint8_t byte_24;
81 uint8_t byte_32;
82 } byte;
83 struct {
84 uint16_t half_word_l;
85 uint16_t half_word_h;
86 } half_word;
87} union_type;
88typedef volatile uint8_t REG8;
89
90typedef uint32_t LcdColor_t;
91
92/*----------------------------------------------------------------------------
93 * Marcos
94 *----------------------------------------------------------------------------*/
95/* Pixel cache used to speed up communication */
96#define LCD_DATA_CACHE_SIZE BOARD_LCD_WIDTH
97
98/*----------------------------------------------------------------------------
99 * Function Marcos
100 *----------------------------------------------------------------------------*/
101#define get_0b_to_8b(x) (((union_type*)&(x))->byte.byte_8)
102#define get_8b_to_16b(x) (((union_type*)&(x))->byte.byte_l6)
103#define get_16b_to_24b(x) (((union_type*)&(x))->byte.byte_24)
104#define get_24b_to_32b(x) (((union_type*)&(x))->byte.byte_32)
105
106#endif /* #ifndef ILI9488 */
board.h
_union_type
Definition: ili9488.h:75