1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* Configuation settings for the AT91SAM9RLEK board.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include <asm/hardware.h>
#define CONFIG_SYS_TEXT_BASE 0x21F00000
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* main clock xtal */
#define CONFIG_AT91SAM9RLEK 1 /* It's an AT91SAM9RLEK Board */
#define CONFIG_ARCH_CPU_INIT
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
#define CONFIG_ATMEL_LEGACY
/*
* Hardware drivers
*/
/* LCD */
#define LCD_BPP LCD_COLOR8
#define CONFIG_LCD_LOGO 1
#undef LCD_TEST_PATTERN
#define CONFIG_LCD_INFO 1
#define CONFIG_LCD_INFO_BELOW_LOGO 1
#define CONFIG_ATMEL_LCD 1
#define CONFIG_ATMEL_LCD_RGB565 1
/* Let board_init_f handle the framebuffer allocation */
#undef CONFIG_FB_ADDR
/*
* Command line configuration.
*/
#define CONFIG_CMD_NAND 1
/* SDRAM */
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
#define CONFIG_SYS_SDRAM_SIZE 0x04000000
#define CONFIG_SYS_INIT_SP_ADDR \
(ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
/* DataFlash */
#define CONFIG_ATMEL_DATAFLASH_SPI
#define CONFIG_HAS_DATAFLASH 1
#define CONFIG_SYS_MAX_DATAFLASH_BANKS 1
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
#define AT91_SPI_CLK 15000000
#define DATAFLASH_TCSS (0x1a << 16)
#define DATAFLASH_TCHS (0x1 << 24)
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8 1
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17
#endif
/* Ethernet - not present */
/* USB - not supported */
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#ifdef CONFIG_SYS_USE_DATAFLASH
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
#define CONFIG_ENV_OFFSET 0x4200
#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE 0x4200
#define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock0 " \
"mtdparts=atmel_nand:-(root) "\
"rw rootfstype=jffs2"
#elif CONFIG_SYS_USE_NANDFLASH
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_OFFSET 0x120000
#define CONFIG_ENV_OFFSET_REDUND 0x100000
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x600000; " \
"nand read 0x21000000 0x180000 0x80000; " \
"bootz 0x22000000 - 0x21000000"
#define CONFIG_BOOTARGS \
"console=ttyS0,115200 earlyprintk " \
"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
"256K(env),256k(env_redundant),256k(spare)," \
"512k(dtb),6M(kernel)ro,-(rootfs) " \
"rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
#else /* CONFIG_SYS_USE_MMC */
/* bootstrap + u-boot + env + linux in mmc */
#define FAT_ENV_INTERFACE "mmc"
#define FAT_ENV_FILE "uboot.env"
#define FAT_ENV_DEVICE_AND_PART "0"
#define CONFIG_ENV_SIZE 0x4000
#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \
"fatload mmc 0:1 0x22000000 zImage; " \
"bootz 0x22000000 - 0x21000000"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"mtdparts=atmel_nand:" \
"8M(bootstrap/uboot/kernel)ro,-(rootfs) " \
"root=/dev/mmcblk0p2 rw rootwait"
#endif
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_LONGHELP 1
#define CONFIG_CMDLINE_EDITING 1
#define CONFIG_AUTO_COMPLETE
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
#endif
|
