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Matt Waddelb80e41a2010-10-07 15:48:45 -06001/*
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)
Matt Waddelb80e41a2010-10-07 15:48:45 -060048
49#define SCTL_BASE 0x10001000
50#define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0)
51
52/* SMSC9115 Ethernet from SMSC9118 family */
53#define CONFIG_NET_MULTI
54#define CONFIG_SMC911X 1
55#define CONFIG_SMC911X_32_BIT 1
56#define CONFIG_SMC911X_BASE 0x4E000000
57
58/* PL011 Serial Configuration */
59#define CONFIG_PL011_SERIAL
60#define CONFIG_PL011_CLOCK 24000000
61#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
62 (void *)CONFIG_SYS_SERIAL1}
63#define CONFIG_CONS_INDEX 0
64
65#define CONFIG_BAUDRATE 38400
66#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
67#define CONFIG_SYS_SERIAL0 0x10009000
68#define CONFIG_SYS_SERIAL1 0x1000A000
69
70/* Command line configuration */
71#define CONFIG_CMD_BDI
72#define CONFIG_CMD_DHCP
73#define CONFIG_CMD_ELF
74#define CONFIG_CMD_ENV
75#define CONFIG_CMD_FLASH
76#define CONFIG_CMD_IMI
77#define CONFIG_CMD_MEMORY
78#define CONFIG_CMD_NET
79#define CONFIG_CMD_PING
80#define CONFIG_CMD_SAVEENV
81#define CONFIG_NET_MULTI
82#define CONFIG_CMD_RUN
83
84#define CONFIG_CMD_FAT
85#define CONFIG_DOS_PARTITION 1
86#define CONFIG_MMC 1
87#define CONFIG_CMD_MMC
88#define CONFIG_GENERIC_MMC
89
90/* BOOTP options */
91#define CONFIG_BOOTP_BOOTFILESIZE
92#define CONFIG_BOOTP_BOOTPATH
93#define CONFIG_BOOTP_GATEWAY
94#define CONFIG_BOOTP_HOSTNAME
95
96/* Miscellaneous configurable options */
97#undef CONFIG_SYS_CLKS_IN_HZ
98#define CONFIG_SYS_LOAD_ADDR 0x60008000 /* load address */
99#define LINUX_BOOT_PARAM_ADDR 0x60000200
100#define CONFIG_BOOTDELAY 2
101
102/* Stack sizes are set up in start.S using the settings below */
103#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */
104#ifdef CONFIG_USE_IRQ
105#define CONFIG_STACKSIZE_IRQ (4 * 1024) /* IRQ stack */
106#define CONFIG_STACKSIZE_FIQ (4 * 1024) /* FIQ stack */
107#endif
108
109/* Physical Memory Map */
110#define CONFIG_NR_DRAM_BANKS 2
111#define PHYS_SDRAM_1 0x60000000 /* SDRAM Bank #1 */
112#define PHYS_SDRAM_2 0x80000000 /* SDRAM Bank #1 */
113#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
114#define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */
115
116/* additions for new relocation code */
117#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
Wolfgang Denk553f0982010-10-26 13:32:32 +0200118#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
Matt Waddelb80e41a2010-10-07 15:48:45 -0600119#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
Wolfgang Denk553f0982010-10-26 13:32:32 +0200120 CONFIG_SYS_INIT_RAM_SIZE - \
Wolfgang Denk25ddd1f2010-10-26 14:34:52 +0200121 GENERATED_GBL_DATA_SIZE)
Matt Waddelb80e41a2010-10-07 15:48:45 -0600122#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
123
124/* Basic environment settings */
125#define CONFIG_BOOTCOMMAND "run bootflash;"
126#define CONFIG_EXTRA_ENV_SETTINGS \
127 "loadaddr=0x80008000\0" \
128 "initrd=0x61000000\0" \
129 "kerneladdr=0x44100000\0" \
130 "initrdaddr=0x44800000\0" \
131 "maxinitrd=0x1800000\0" \
132 "console=ttyAMA0,38400n8\0" \
133 "dram=1024M\0" \
134 "root=/dev/sda1 rw\0" \
135 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \
136 "24M@0x2000000(initrd)\0" \
137 "flashargs=setenv bootargs root=${root} console=${console} " \
138 "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \
139 "devtmpfs.mount=0 vmalloc=256M\0" \
140 "bootflash=run flashargs; " \
141 "cp ${initrdaddr} ${initrd} ${maxinitrd}; " \
142 "bootm ${kerneladdr} ${initrd}\0"
143
144/* FLASH and environment organization */
145#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
146#define CONFIG_SYS_FLASH_CFI 1
147#define CONFIG_FLASH_CFI_DRIVER 1
148#define CONFIG_SYS_FLASH_SIZE 0x04000000
149#define CONFIG_SYS_MAX_FLASH_BANKS 2
150#define CONFIG_SYS_FLASH_BASE0 0x40000000
151#define CONFIG_SYS_FLASH_BASE1 0x44000000
152#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
153
154/* Timeout values in ticks */
155#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
156#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
157
158/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
159#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
160#define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */
161
162/* Room required on the stack for the environment data */
163#define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE
164
165/*
166 * Amount of flash used for environment:
167 * We don't know which end has the small erase blocks so we use the penultimate
168 * sector location for the environment
169 */
170#define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE
171#define CONFIG_ENV_OVERWRITE 1
172
173/* Store environment at top of flash */
174#define CONFIG_ENV_IS_IN_FLASH 1
175#define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \
176 (2 * CONFIG_ENV_SECT_SIZE))
177#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \
178 CONFIG_ENV_OFFSET)
179#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
180#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
181#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \
182 CONFIG_SYS_FLASH_BASE1 }
183
184/* Monitor Command Prompt */
185#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
186#define CONFIG_SYS_PROMPT "VExpress# "
187#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
188 sizeof(CONFIG_SYS_PROMPT) + 16)
189#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */
190#define CONFIG_CMD_SOURCE
191#define CONFIG_SYS_LONGHELP
192#define CONFIG_CMDLINE_EDITING 1
193#define CONFIG_SYS_MAXARGS 16 /* max command args */
194
195#endif