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1 | /* |
2 | * (C) Copyright 2010 Linaro | |
3 | * Matt Waddel, <matt.waddel@linaro.org> | |
4 | * | |
5 | * Configuration for Versatile Express. Parts were derived from other ARM | |
6 | * configurations. | |
7 | * | |
8 | * See file CREDITS for list of people who contributed to this | |
9 | * project. | |
10 | * | |
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. | |
15 | * | |
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. | |
20 | * | |
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, | |
24 | * MA 02111-1307 USA | |
25 | */ | |
26 | ||
27 | #ifndef __CONFIG_H | |
28 | #define __CONFIG_H | |
29 | ||
30 | /* Board info register */ | |
31 | #define SYS_ID 0x10000000 | |
32 | #define CONFIG_REVISION_TAG 1 | |
33 | ||
34 | /* High Level Configuration Options */ | |
35 | #define CONFIG_ARMV7 1 | |
36 | ||
37 | #define CONFIG_SYS_MEMTEST_START 0x60000000 | |
38 | #define CONFIG_SYS_MEMTEST_END 0x20000000 | |
39 | #define CONFIG_SYS_HZ 1000 | |
40 | ||
41 | #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ | |
42 | #define CONFIG_SETUP_MEMORY_TAGS 1 | |
43 | #define CONFIG_L2_OFF 1 | |
44 | #define CONFIG_INITRD_TAG 1 | |
45 | ||
46 | /* Size of malloc() pool */ | |
47 | #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024) | |
48 | #define CONFIG_SYS_GBL_DATA_SIZE 128 | |
49 | ||
50 | #define SCTL_BASE 0x10001000 | |
51 | #define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0) | |
52 | ||
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 | |
58 | ||
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 | |
65 | ||
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 | |
70 | ||
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 | |
84 | ||
85 | #define CONFIG_CMD_FAT | |
86 | #define CONFIG_DOS_PARTITION 1 | |
87 | #define CONFIG_MMC 1 | |
88 | #define CONFIG_CMD_MMC | |
89 | #define CONFIG_GENERIC_MMC | |
90 | ||
91 | /* BOOTP options */ | |
92 | #define CONFIG_BOOTP_BOOTFILESIZE | |
93 | #define CONFIG_BOOTP_BOOTPATH | |
94 | #define CONFIG_BOOTP_GATEWAY | |
95 | #define CONFIG_BOOTP_HOSTNAME | |
96 | ||
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 | |
102 | ||
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 */ | |
108 | #endif | |
109 | ||
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 */ | |
116 | ||
117 | /* additions for new relocation code */ | |
118 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 | |
119 | #define CONFIG_SYS_INIT_RAM_END 0x1000 | |
120 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ | |
121 | CONFIG_SYS_INIT_RAM_END - \ | |
122 | CONFIG_SYS_GBL_DATA_SIZE) | |
123 | #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET | |
124 | ||
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" \ | |
134 | "dram=1024M\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" | |
144 | ||
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 | |
154 | ||
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 */ | |
158 | ||
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 */ | |
162 | ||
163 | /* Room required on the stack for the environment data */ | |
164 | #define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE | |
165 | ||
166 | /* | |
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 | |
170 | */ | |
171 | #define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE | |
172 | #define CONFIG_ENV_OVERWRITE 1 | |
173 | ||
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 + \ | |
179 | CONFIG_ENV_OFFSET) | |
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 } | |
184 | ||
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 */ | |
195 | ||
196 | #endif |