2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
6 * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 * SoC must be defined first, before hardware.h is included.
32 * In this case SoC is defined in boards.cfg.
34 #include <asm/hardware.h>
37 * Warning: changing CONFIG_SYS_TEXT_BASE requires
38 * adapting the initial boot program.
39 * Since the linker has to swallow that define, we must use a pure
42 #define CONFIG_SYS_TEXT_BASE 0x21f00000
44 /* ARM asynchronous clock */
45 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
46 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
47 #define CONFIG_SYS_HZ 1000
49 /* Define actual evaluation board type from used processor type */
50 #ifdef CONFIG_AT91SAM9G20
51 # define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */
53 # define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */
56 /* Misc CPU related */
57 #define CONFIG_ARCH_CPU_INIT
58 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
59 #define CONFIG_SETUP_MEMORY_TAGS
60 #define CONFIG_INITRD_TAG
61 #define CONFIG_SKIP_LOWLEVEL_INIT
62 #define CONFIG_BOARD_EARLY_INIT_F
63 #define CONFIG_DISPLAY_CPUINFO
65 #define CONFIG_CMD_BOOTZ
66 #define CONFIG_OF_LIBFDT
68 /* general purpose I/O */
69 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
70 #define CONFIG_AT91_GPIO
71 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
74 #define CONFIG_ATMEL_USART
75 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
76 #define CONFIG_USART_ID ATMEL_ID_SYS
77 #define CONFIG_BAUDRATE 115200
80 #define CONFIG_AT91_LED
81 #define CONFIG_RED_LED AT91_PIN_PA9 /* this is the power led */
82 #define CONFIG_GREEN_LED AT91_PIN_PA6 /* this is the user led */
84 #define CONFIG_BOOTDELAY 3
89 #define CONFIG_BOOTP_BOOTFILESIZE 1
90 #define CONFIG_BOOTP_BOOTPATH 1
91 #define CONFIG_BOOTP_GATEWAY 1
92 #define CONFIG_BOOTP_HOSTNAME 1
95 * Command line configuration.
97 #include <config_cmd_default.h>
99 #undef CONFIG_CMD_FPGA
100 #undef CONFIG_CMD_IMI
101 #undef CONFIG_CMD_IMLS
102 #undef CONFIG_CMD_LOADS
103 #undef CONFIG_CMD_SOURCE
105 #define CONFIG_CMD_PING 1
106 #define CONFIG_CMD_DHCP 1
107 #define CONFIG_CMD_NAND 1
108 #define CONFIG_CMD_MMC
109 #define CONFIG_CMD_FAT
110 #define CONFIG_CMD_USB 1
113 * SDRAM: 1 bank, min 32, max 128 MB
114 * Initialized before u-boot gets started.
116 #define CONFIG_NR_DRAM_BANKS 1
117 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
118 #define CONFIG_SYS_SDRAM_SIZE 0x04000000
121 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
122 * leaving the correct space for initial global data structure above
123 * that address while providing maximum stack area below.
125 #ifdef CONFIG_AT91SAM9XE
126 # define CONFIG_SYS_INIT_SP_ADDR \
127 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
129 # define CONFIG_SYS_INIT_SP_ADDR \
130 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
134 #ifndef CONFIG_AT91SAM9G20EK_2MMC
135 #define CONFIG_ATMEL_DATAFLASH_SPI
136 #define CONFIG_HAS_DATAFLASH 1
137 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ)
138 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2
139 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
140 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */
141 #define AT91_SPI_CLK 15000000
144 #ifdef CONFIG_AT91SAM9G20EK
145 #define DATAFLASH_TCSS (0x22 << 16)
147 #define DATAFLASH_TCSS (0x1a << 16)
149 #define DATAFLASH_TCHS (0x1 << 24)
152 #ifdef CONFIG_CMD_NAND
153 #define CONFIG_NAND_ATMEL
154 #define CONFIG_SYS_MAX_NAND_DEVICE 1
155 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
156 #define CONFIG_SYS_NAND_DBW_8
157 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
158 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
159 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
160 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
164 #ifdef CONFIG_CMD_MMC
166 #define CONFIG_GENERIC_MMC
167 #define CONFIG_GENERIC_ATMEL_MCI
171 #ifdef CONFIG_CMD_FAT
172 #define CONFIG_DOS_PARTITION
175 /* NOR flash - no real flash on this board */
176 #define CONFIG_SYS_NO_FLASH 1
179 #define CONFIG_MACB 1
180 #define CONFIG_RMII 1
181 #define CONFIG_NET_RETRY_COUNT 20
182 #define CONFIG_RESET_PHY_R 1
185 #define CONFIG_USB_ATMEL
186 #define CONFIG_USB_OHCI_NEW 1
187 #define CONFIG_SYS_USB_OHCI_CPU_INIT 1
188 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
189 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
190 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
191 #define CONFIG_USB_STORAGE 1
193 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
195 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
196 #define CONFIG_SYS_MEMTEST_END 0x23e00000
198 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
200 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
201 #define CONFIG_ENV_IS_IN_DATAFLASH 1
202 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
203 #define CONFIG_ENV_OFFSET 0x4200
204 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
205 #define CONFIG_ENV_SIZE 0x4200
206 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm"
207 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
208 "root=/dev/mtdblock0 " \
209 "mtdparts=atmel_nand:-(root) " \
210 "rw rootfstype=jffs2"
212 #elif CONFIG_SYS_USE_DATAFLASH_CS1
214 /* bootstrap + u-boot + env + linux in dataflash on CS1 */
215 #define CONFIG_ENV_IS_IN_DATAFLASH 1
216 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400)
217 #define CONFIG_ENV_OFFSET 0x4200
218 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
219 #define CONFIG_ENV_SIZE 0x4200
220 #define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm"
221 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
222 "root=/dev/mtdblock0 " \
223 "mtdparts=atmel_nand:-(root) " \
224 "rw rootfstype=jffs2"
226 #elif defined(CONFIG_SYS_USE_NANDFLASH)
228 /* bootstrap + u-boot + env + linux in nandflash */
229 #define CONFIG_ENV_IS_IN_NAND 1
230 #define CONFIG_ENV_OFFSET 0xc0000
231 #define CONFIG_ENV_OFFSET_REDUND 0x100000
232 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
233 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"
234 #define CONFIG_BOOTARGS \
235 "console=ttyS0,115200 earlyprintk " \
236 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
237 "256k(env),256k(env_redundant),256k(spare)," \
238 "512k(dtb),6M(kernel)ro,-(rootfs) " \
239 "root=/dev/mtdblock7 rw rootfstype=jffs2"
241 #else /* CONFIG_SYS_USE_MMC */
242 /* bootstrap + u-boot + env + linux in mmc */
243 #define CONFIG_ENV_IS_IN_MMC
244 /* For FAT system, most cases it should be in the reserved sector */
245 #define CONFIG_ENV_OFFSET 0x2000
246 #define CONFIG_ENV_SIZE 0x1000
247 #define CONFIG_SYS_MMC_ENV_DEV 0
249 #define CONFIG_BOOTCOMMAND \
250 "fatload mmc 0:1 0x22000000 uImage; bootm"
251 #define CONFIG_BOOTARGS \
252 "console=ttyS0,115200 earlyprintk " \
253 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
254 "256k(env),256k(env_redundant),256k(spare)," \
255 "512k(dtb),6M(kernel)ro,-(rootfs) " \
256 "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
259 #define CONFIG_SYS_PROMPT "U-Boot> "
260 #define CONFIG_SYS_CBSIZE 256
261 #define CONFIG_SYS_MAXARGS 16
262 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
263 #define CONFIG_SYS_LONGHELP 1
264 #define CONFIG_CMDLINE_EDITING 1
265 #define CONFIG_AUTO_COMPLETE
268 * Size of malloc() pool
270 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)