2 * (C) Copyright 2010 Linaro
3 * Matt Waddel, <matt.waddel@linaro.org>
5 * Configuration for Versatile Express. Parts were derived from other ARM
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,
30 /* Board info register */
31 #define SYS_ID 0x10000000
32 #define CONFIG_REVISION_TAG 1
33 #define CONFIG_SYS_TEXT_BASE 0x60800000
35 /* High Level Configuration Options */
36 #define CONFIG_ARMV7 1
38 #define CONFIG_SYS_MEMTEST_START 0x60000000
39 #define CONFIG_SYS_MEMTEST_END 0x20000000
40 #define CONFIG_SYS_HZ 1000
42 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
43 #define CONFIG_SETUP_MEMORY_TAGS 1
44 #define CONFIG_L2_OFF 1
45 #define CONFIG_INITRD_TAG 1
47 /* Size of malloc() pool */
48 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024)
50 #define SCTL_BASE 0x10001000
51 #define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0)
53 /* SMSC9115 Ethernet from SMSC9118 family */
54 #define CONFIG_NET_MULTI
55 #define CONFIG_SMC911X 1
56 #define CONFIG_SMC911X_32_BIT 1
57 #define CONFIG_SMC911X_BASE 0x4E000000
59 /* PL011 Serial Configuration */
60 #define CONFIG_PL011_SERIAL
61 #define CONFIG_PL011_CLOCK 24000000
62 #define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
63 (void *)CONFIG_SYS_SERIAL1}
64 #define CONFIG_CONS_INDEX 0
66 #define CONFIG_BAUDRATE 38400
67 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
68 #define CONFIG_SYS_SERIAL0 0x10009000
69 #define CONFIG_SYS_SERIAL1 0x1000A000
71 /* Command line configuration */
72 #define CONFIG_CMD_BDI
73 #define CONFIG_CMD_DHCP
74 #define CONFIG_CMD_ELF
75 #define CONFIG_CMD_ENV
76 #define CONFIG_CMD_FLASH
77 #define CONFIG_CMD_IMI
78 #define CONFIG_CMD_MEMORY
79 #define CONFIG_CMD_NET
80 #define CONFIG_CMD_PING
81 #define CONFIG_CMD_SAVEENV
82 #define CONFIG_NET_MULTI
83 #define CONFIG_CMD_RUN
85 #define CONFIG_CMD_FAT
86 #define CONFIG_DOS_PARTITION 1
88 #define CONFIG_CMD_MMC
89 #define CONFIG_GENERIC_MMC
92 #define CONFIG_BOOTP_BOOTFILESIZE
93 #define CONFIG_BOOTP_BOOTPATH
94 #define CONFIG_BOOTP_GATEWAY
95 #define CONFIG_BOOTP_HOSTNAME
97 /* Miscellaneous configurable options */
98 #undef CONFIG_SYS_CLKS_IN_HZ
99 #define CONFIG_SYS_LOAD_ADDR 0x60008000 /* load address */
100 #define LINUX_BOOT_PARAM_ADDR 0x60000200
101 #define CONFIG_BOOTDELAY 2
103 /* Stack sizes are set up in start.S using the settings below */
104 #define CONFIG_STACKSIZE (128 * 1024) /* regular stack */
105 #ifdef CONFIG_USE_IRQ
106 #define CONFIG_STACKSIZE_IRQ (4 * 1024) /* IRQ stack */
107 #define CONFIG_STACKSIZE_FIQ (4 * 1024) /* FIQ stack */
110 /* Physical Memory Map */
111 #define CONFIG_NR_DRAM_BANKS 2
112 #define PHYS_SDRAM_1 0x60000000 /* SDRAM Bank #1 */
113 #define PHYS_SDRAM_2 0x80000000 /* SDRAM Bank #1 */
114 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
115 #define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */
117 /* additions for new relocation code */
118 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
119 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
120 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
121 CONFIG_SYS_INIT_RAM_SIZE - \
122 GENERATED_GBL_DATA_SIZE)
123 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
125 /* Basic environment settings */
126 #define CONFIG_BOOTCOMMAND "run bootflash;"
127 #define CONFIG_EXTRA_ENV_SETTINGS \
128 "loadaddr=0x80008000\0" \
129 "initrd=0x61000000\0" \
130 "kerneladdr=0x44100000\0" \
131 "initrdaddr=0x44800000\0" \
132 "maxinitrd=0x1800000\0" \
133 "console=ttyAMA0,38400n8\0" \
135 "root=/dev/sda1 rw\0" \
136 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \
137 "24M@0x2000000(initrd)\0" \
138 "flashargs=setenv bootargs root=${root} console=${console} " \
139 "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \
140 "devtmpfs.mount=0 vmalloc=256M\0" \
141 "bootflash=run flashargs; " \
142 "cp ${initrdaddr} ${initrd} ${maxinitrd}; " \
143 "bootm ${kerneladdr} ${initrd}\0"
145 /* FLASH and environment organization */
146 #define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
147 #define CONFIG_SYS_FLASH_CFI 1
148 #define CONFIG_FLASH_CFI_DRIVER 1
149 #define CONFIG_SYS_FLASH_SIZE 0x04000000
150 #define CONFIG_SYS_MAX_FLASH_BANKS 2
151 #define CONFIG_SYS_FLASH_BASE0 0x40000000
152 #define CONFIG_SYS_FLASH_BASE1 0x44000000
153 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
155 /* Timeout values in ticks */
156 #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
157 #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
159 /* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
160 #define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
161 #define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */
163 /* Room required on the stack for the environment data */
164 #define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE
167 * Amount of flash used for environment:
168 * We don't know which end has the small erase blocks so we use the penultimate
169 * sector location for the environment
171 #define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE
172 #define CONFIG_ENV_OVERWRITE 1
174 /* Store environment at top of flash */
175 #define CONFIG_ENV_IS_IN_FLASH 1
176 #define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \
177 (2 * CONFIG_ENV_SECT_SIZE))
178 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \
180 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
181 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
182 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \
183 CONFIG_SYS_FLASH_BASE1 }
185 /* Monitor Command Prompt */
186 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
187 #define CONFIG_SYS_PROMPT "VExpress# "
188 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
189 sizeof(CONFIG_SYS_PROMPT) + 16)
190 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */
191 #define CONFIG_CMD_SOURCE
192 #define CONFIG_SYS_LONGHELP
193 #define CONFIG_CMDLINE_EDITING 1
194 #define CONFIG_SYS_MAXARGS 16 /* max command args */