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1/*
2 * (C) Copyright 2007-2008
c9e798d3 3 * Stelian Pop <stelian@popies.net>
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4 * Lead Tech Design <www.leadtechdesign.com>
5 *
df486b1f 6 * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
0176d43e 7 *
1a459660 8 * SPDX-License-Identifier: GPL-2.0+
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9 */
10
11#ifndef __CONFIG_H
12#define __CONFIG_H
13
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14/*
15 * SoC must be defined first, before hardware.h is included.
16 * In this case SoC is defined in boards.cfg.
17 */
18#include <asm/hardware.h>
425de62d 19
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20/*
21 * Warning: changing CONFIG_SYS_TEXT_BASE requires
22 * adapting the initial boot program.
23 * Since the linker has to swallow that define, we must use a pure
24 * hex number here!
25 */
26#define CONFIG_SYS_TEXT_BASE 0x21f00000
0176d43e 27
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28/* ARM asynchronous clock */
29#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
30#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
df486b1f 31
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32/* Define actual evaluation board type from used processor type */
33#ifdef CONFIG_AT91SAM9G20
34# define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */
df486b1f 35#else
8c6407fc 36# define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */
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37#endif
38
8c6407fc 39/* Misc CPU related */
dc39ae95 40#define CONFIG_ARCH_CPU_INIT
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41#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
42#define CONFIG_SETUP_MEMORY_TAGS
43#define CONFIG_INITRD_TAG
0176d43e 44#define CONFIG_SKIP_LOWLEVEL_INIT
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45#define CONFIG_BOARD_EARLY_INIT_F
46#define CONFIG_DISPLAY_CPUINFO
47
f9129fe3 48#define CONFIG_CMD_BOOTZ
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49#define CONFIG_OF_LIBFDT
50
59158ba3 51
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52/* general purpose I/O */
53#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
54#define CONFIG_AT91_GPIO
55#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
56
57/* serial console */
58#define CONFIG_ATMEL_USART
59#define CONFIG_USART_BASE ATMEL_BASE_DBGU
60#define CONFIG_USART_ID ATMEL_ID_SYS
61#define CONFIG_BAUDRATE 115200
0176d43e 62
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63/* LED */
64#define CONFIG_AT91_LED
65#define CONFIG_RED_LED AT91_PIN_PA9 /* this is the power led */
66#define CONFIG_GREEN_LED AT91_PIN_PA6 /* this is the user led */
67
0176d43e 68#define CONFIG_BOOTDELAY 3
0176d43e 69
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70/*
71 * BOOTP options
72 */
73#define CONFIG_BOOTP_BOOTFILESIZE 1
74#define CONFIG_BOOTP_BOOTPATH 1
75#define CONFIG_BOOTP_GATEWAY 1
76#define CONFIG_BOOTP_HOSTNAME 1
77
78/*
79 * Command line configuration.
80 */
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81#define CONFIG_CMD_PING 1
82#define CONFIG_CMD_DHCP 1
83#define CONFIG_CMD_NAND 1
a73267a7 84#define CONFIG_CMD_FAT
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85#define CONFIG_CMD_USB 1
86
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87/*
88 * SDRAM: 1 bank, min 32, max 128 MB
89 * Initialized before u-boot gets started.
90 */
0176d43e 91#define CONFIG_NR_DRAM_BANKS 1
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92#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
93#define CONFIG_SYS_SDRAM_SIZE 0x04000000
94
95/*
96 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
97 * leaving the correct space for initial global data structure above
98 * that address while providing maximum stack area below.
99 */
100#ifdef CONFIG_AT91SAM9XE
101# define CONFIG_SYS_INIT_SP_ADDR \
102 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
103#else
104# define CONFIG_SYS_INIT_SP_ADDR \
105 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
106#endif
0176d43e 107
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108/*
109 * The (arm)linux board id set by generic code depending on configured board
110 * (see boards.cfg for different boards)
111 */
112#ifdef CONFIG_AT91SAM9G20
113 /* the sam9g20 variants have two different board ids */
114# ifdef CONFIG_AT91SAM9G20EK_2MMC
115 /* we may be setup for the 2MMC variant of at91sam9g20ek */
116# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
117# else
118 /* or the normal at91sam9g20ek */
119# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
120# endif
121#else
122 /* otherwise default to good old at91sam9260ek */
123# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
124#endif
125
8495faf5 126#ifndef CONFIG_AT91SAM9G20EK_2MMC
f5702d7d 127/* DataFlash */
4758ebdd 128#define CONFIG_ATMEL_DATAFLASH_SPI
0176d43e 129#define CONFIG_HAS_DATAFLASH 1
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130#define CONFIG_SYS_MAX_DATAFLASH_BANKS 2
131#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
132#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */
79f0cb6e 133#define AT91_SPI_CLK 15000000
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134#else
135/* Enable MMC. The MCCK is conflicted with DataFlash */
136#define CONFIG_CMD_MMC
8495faf5 137#endif
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138
139#ifdef CONFIG_AT91SAM9G20EK
140#define DATAFLASH_TCSS (0x22 << 16)
141#else
0176d43e 142#define DATAFLASH_TCSS (0x1a << 16)
df486b1f 143#endif
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144#define DATAFLASH_TCHS (0x1 << 24)
145
146/* NAND flash */
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147#ifdef CONFIG_CMD_NAND
148#define CONFIG_NAND_ATMEL
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149#define CONFIG_SYS_MAX_NAND_DEVICE 1
150#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
151#define CONFIG_SYS_NAND_DBW_8
152#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
153#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
154#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
155#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
74c076d6 156#endif
0176d43e 157
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158/* MMC */
159#ifdef CONFIG_CMD_MMC
160#define CONFIG_MMC
161#define CONFIG_GENERIC_MMC
162#define CONFIG_GENERIC_ATMEL_MCI
163#endif
164
165/* FAT */
166#ifdef CONFIG_CMD_FAT
167#define CONFIG_DOS_PARTITION
168#endif
169
0176d43e 170/* NOR flash - no real flash on this board */
6d0f6bcf 171#define CONFIG_SYS_NO_FLASH 1
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172
173/* Ethernet */
174#define CONFIG_MACB 1
175#define CONFIG_RMII 1
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176#define CONFIG_NET_RETRY_COUNT 20
177#define CONFIG_RESET_PHY_R 1
4535a24c 178#define CONFIG_AT91_WANTS_COMMON_PHY
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179
180/* USB */
2b7178af 181#define CONFIG_USB_ATMEL
dcd2f1a0 182#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
0176d43e 183#define CONFIG_USB_OHCI_NEW 1
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184#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
185#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
186#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
187#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
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188#define CONFIG_USB_STORAGE 1
189
6d0f6bcf 190#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
0176d43e 191
8c6407fc 192#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
6d0f6bcf 193#define CONFIG_SYS_MEMTEST_END 0x23e00000
0176d43e 194
6d0f6bcf 195#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
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196
197/* bootstrap + u-boot + env + linux in dataflash on CS0 */
057c849c 198#define CONFIG_ENV_IS_IN_DATAFLASH 1
6d0f6bcf 199#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
0e8d1586 200#define CONFIG_ENV_OFFSET 0x4200
6d0f6bcf 201#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
0e8d1586 202#define CONFIG_ENV_SIZE 0x4200
e139cb31 203#define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm"
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204#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
205 "root=/dev/mtdblock0 " \
918319c7 206 "mtdparts=atmel_nand:-(root) " \
96996ac2 207 "rw rootfstype=jffs2"
0176d43e 208
6d0f6bcf 209#elif CONFIG_SYS_USE_DATAFLASH_CS1
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210
211/* bootstrap + u-boot + env + linux in dataflash on CS1 */
057c849c 212#define CONFIG_ENV_IS_IN_DATAFLASH 1
6d0f6bcf 213#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
0e8d1586 214#define CONFIG_ENV_OFFSET 0x4200
6d0f6bcf 215#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
0e8d1586 216#define CONFIG_ENV_SIZE 0x4200
e139cb31 217#define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm"
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218#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
219 "root=/dev/mtdblock0 " \
918319c7 220 "mtdparts=atmel_nand:-(root) " \
96996ac2 221 "rw rootfstype=jffs2"
0176d43e 222
24802073 223#elif defined(CONFIG_SYS_USE_NANDFLASH)
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224
225/* bootstrap + u-boot + env + linux in nandflash */
51bfee19 226#define CONFIG_ENV_IS_IN_NAND 1
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227#define CONFIG_ENV_OFFSET 0xc0000
228#define CONFIG_ENV_OFFSET_REDUND 0x100000
0e8d1586 229#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
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230#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"
231#define CONFIG_BOOTARGS \
232 "console=ttyS0,115200 earlyprintk " \
233 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
234 "256k(env),256k(env_redundant),256k(spare)," \
235 "512k(dtb),6M(kernel)ro,-(rootfs) " \
236 "root=/dev/mtdblock7 rw rootfstype=jffs2"
0176d43e 237
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238#else /* CONFIG_SYS_USE_MMC */
239/* bootstrap + u-boot + env + linux in mmc */
240#define CONFIG_ENV_IS_IN_MMC
241/* For FAT system, most cases it should be in the reserved sector */
242#define CONFIG_ENV_OFFSET 0x2000
243#define CONFIG_ENV_SIZE 0x1000
244#define CONFIG_SYS_MMC_ENV_DEV 0
245
246#define CONFIG_BOOTCOMMAND \
247 "fatload mmc 0:1 0x22000000 uImage; bootm"
248#define CONFIG_BOOTARGS \
249 "console=ttyS0,115200 earlyprintk " \
250 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
251 "256k(env),256k(env_redundant),256k(spare)," \
252 "512k(dtb),6M(kernel)ro,-(rootfs) " \
253 "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
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254#endif
255
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256#define CONFIG_SYS_CBSIZE 256
257#define CONFIG_SYS_MAXARGS 16
6d0f6bcf 258#define CONFIG_SYS_LONGHELP 1
0176d43e 259#define CONFIG_CMDLINE_EDITING 1
e139cb31 260#define CONFIG_AUTO_COMPLETE
0176d43e 261
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262/*
263 * Size of malloc() pool
264 */
6d0f6bcf 265#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
0176d43e 266
0176d43e 267#endif