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1/*
2 * (C) Copyright 2013 Atmel Corporation.
3 * Josh Wu <josh.wu@atmel.com>
4 *
5 * Configuation settings for the AT91SAM9N12-EK boards.
6 *
1a459660 7 * SPDX-License-Identifier: GPL-2.0+
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8 */
9
10#ifndef __AT91SAM9N12_CONFIG_H_
11#define __AT91SAM9N12_CONFIG_H_
12
13/*
14 * SoC must be defined first, before hardware.h is included.
15 * In this case SoC is defined in boards.cfg.
16 */
17#include <asm/hardware.h>
18
19#define CONFIG_SYS_TEXT_BASE 0x26f00000
20
21#define CONFIG_ARM926EJS
22#define CONFIG_AT91FAMILY
23
24/* ARM asynchronous clock */
25#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
26#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
27#define CONFIG_SYS_HZ 1000
28
29/* Misc CPU related */
30#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
31#define CONFIG_SETUP_MEMORY_TAGS
32#define CONFIG_INITRD_TAG
33#define CONFIG_SKIP_LOWLEVEL_INIT
34#define CONFIG_BOARD_EARLY_INIT_F
35#define CONFIG_DISPLAY_CPUINFO
36
37#define CONFIG_OF_LIBFDT
38
39/* general purpose I/O */
40#define CONFIG_AT91_GPIO
41
42/* serial console */
43#define CONFIG_ATMEL_USART
44#define CONFIG_USART_BASE ATMEL_BASE_DBGU
45#define CONFIG_USART_ID ATMEL_ID_SYS
46#define CONFIG_BAUDRATE 115200
47
48/* LCD */
49#define CONFIG_LCD
50#define LCD_BPP LCD_COLOR16
51#define LCD_OUTPUT_BPP 24
52#define CONFIG_LCD_LOGO
53#define CONFIG_LCD_INFO
54#define CONFIG_LCD_INFO_BELOW_LOGO
55#define CONFIG_SYS_WHITE_ON_BLACK
56#define CONFIG_ATMEL_HLCD
57#define CONFIG_ATMEL_LCD_RGB565
58#define CONFIG_SYS_CONSOLE_IS_IN_ENV
59
60#define CONFIG_BOOTDELAY 3
61
62/*
63 * BOOTP options
64 */
65#define CONFIG_BOOTP_BOOTFILESIZE
66#define CONFIG_BOOTP_BOOTPATH
67#define CONFIG_BOOTP_GATEWAY
68#define CONFIG_BOOTP_HOSTNAME
69
70/* NOR flash - no real flash on this board */
71#define CONFIG_SYS_NO_FLASH
72
73/*
74 * Command line configuration.
75 */
76#include <config_cmd_default.h>
77#undef CONFIG_CMD_FPGA
78
79#define CONFIG_CMD_BOOTZ
80#define CONFIG_CMD_PING
81#define CONFIG_CMD_DHCP
82#define CONFIG_CMD_NAND
83#define CONFIG_CMD_SF
84#define CONFIG_CMD_MMC
85#define CONFIG_CMD_FAT
86
87#define CONFIG_NR_DRAM_BANKS 1
88#define CONFIG_SYS_SDRAM_BASE 0x20000000
89#define CONFIG_SYS_SDRAM_SIZE 0x08000000
90
91/*
92 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
93 * leaving the correct space for initial global data structure above
94 * that address while providing maximum stack area below.
95 */
96# define CONFIG_SYS_INIT_SP_ADDR \
97 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
98
99/* DataFlash */
100#ifdef CONFIG_CMD_SF
101#define CONFIG_ATMEL_SPI
102#define CONFIG_SPI_FLASH
103#define CONFIG_SPI_FLASH_ATMEL
104#define CONFIG_SF_DEFAULT_SPEED 30000000
105#define CONFIG_ENV_SPI_MODE SPI_MODE_3
106#define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
107#endif
108
109/* NAND flash */
110#ifdef CONFIG_CMD_NAND
111#define CONFIG_NAND_ATMEL
112#define CONFIG_SYS_MAX_NAND_DEVICE 1
113#define CONFIG_SYS_NAND_BASE 0x40000000
114#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
115#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
116#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIO_PORTD, 4
117#define CONFIG_SYS_NAND_READY_PIN AT91_PIO_PORTD, 5
118
119/* PMECC & PMERRLOC */
120#define CONFIG_ATMEL_NAND_HWECC
121#define CONFIG_ATMEL_NAND_HW_PMECC
122#define CONFIG_PMECC_CAP 2
123#define CONFIG_PMECC_SECTOR_SIZE 512
124#define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
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125
126#define CONFIG_CMD_NAND_TRIMFFS
127
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128#endif
129
130#define CONFIG_MTD_PARTITIONS
131#define CONFIG_MTD_DEVICE
132#define CONFIG_CMD_MTDPARTS
133#define MTDIDS_DEFAULT "nand0=atmel_nand"
134#define MTDPARTS_DEFAULT \
135 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
136 "256k(env),256k(env_redundant),256k(spare)," \
137 "512k(dtb),6M(kernel)ro,-(rootfs)"
138
139#define CONFIG_EXTRA_ENV_SETTINGS \
140 "console=console=ttyS0,115200\0" \
141 "mtdparts="MTDPARTS_DEFAULT"\0" \
142 "bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
143 "bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
144
145/* MMC */
146#ifdef CONFIG_CMD_MMC
147#define CONFIG_MMC
148#define CONFIG_GENERIC_MMC
149#define CONFIG_GENERIC_ATMEL_MCI
150#endif
151
152/* FAT */
153#ifdef CONFIG_CMD_FAT
154#define CONFIG_DOS_PARTITION
155#endif
156
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157/* Ethernet */
158#define CONFIG_KS8851_MLL
159#define CONFIG_KS8851_MLL_BASEADDR 0x30000000 /* use NCS2 */
160
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161#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
162
163#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
164#define CONFIG_SYS_MEMTEST_END 0x26e00000
165
166#ifdef CONFIG_SYS_USE_SPIFLASH
167
168/* bootstrap + u-boot + env + linux in dataflash on CS0 */
169#define CONFIG_ENV_IS_IN_SPI_FLASH
170#define CONFIG_ENV_OFFSET 0x5000
171#define CONFIG_ENV_SIZE 0x3000
172#define CONFIG_ENV_SECT_SIZE 0x1000
173#define CONFIG_BOOTCOMMAND \
174 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
175 "sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
176 "bootm 0x22000000"
177
178#elif defined(CONFIG_SYS_USE_NANDFLASH)
179
180/* bootstrap + u-boot + env + linux in nandflash */
181#define CONFIG_ENV_IS_IN_NAND
182#define CONFIG_ENV_OFFSET 0xc0000
183#define CONFIG_ENV_OFFSET_REDUND 0x100000
184#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
185#define CONFIG_BOOTCOMMAND \
186 "setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
187 "nand read 0x21000000 0x180000 0x080000;" \
188 "nand read 0x22000000 0x200000 0x400000;" \
189 "bootm 0x22000000 - 0x21000000"
190
191#else /* CONFIG_SYS_USE_MMC */
192
193/* bootstrap + u-boot + env + linux in mmc */
194#define CONFIG_ENV_IS_IN_MMC
195/* For FAT system, most cases it should be in the reserved sector */
196#define CONFIG_ENV_OFFSET 0x2000
197#define CONFIG_ENV_SIZE 0x1000
198#define CONFIG_SYS_MMC_ENV_DEV 0
199#define CONFIG_BOOTCOMMAND \
200 "setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
201 "fatload mmc 0:1 0x21000000 dtb;" \
202 "fatload mmc 0:1 0x22000000 uImage;" \
203 "bootm 0x22000000 - 0x21000000"
204
205#endif
206
207#define CONFIG_SYS_PROMPT "U-Boot> "
208#define CONFIG_SYS_CBSIZE 256
209#define CONFIG_SYS_MAXARGS 16
210#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \
211 + 16)
212#define CONFIG_SYS_LONGHELP
213#define CONFIG_CMDLINE_EDITING
214#define CONFIG_AUTO_COMPLETE
215#define CONFIG_SYS_HUSH_PARSER
216
217/*
218 * Size of malloc() pool
219 */
220#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
221#define CONFIG_STACKSIZE (32 * 1024) /* regular stack */
222
223#endif