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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
Matt Waddel471eec52011-03-03 06:54:48 +000033#define CONFIG_SYS_TEXT_BASE 0x60800000
Matt Waddelb80e41a2010-10-07 15:48:45 -060034
Matt Waddelb80e41a2010-10-07 15:48:45 -060035#define CONFIG_SYS_MEMTEST_START 0x60000000
36#define CONFIG_SYS_MEMTEST_END 0x20000000
37#define CONFIG_SYS_HZ 1000
38
39#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
40#define CONFIG_SETUP_MEMORY_TAGS 1
Aneesh Ve47f2db2011-06-16 23:30:48 +000041#define CONFIG_SYS_L2CACHE_OFF 1
Matt Waddelb80e41a2010-10-07 15:48:45 -060042#define CONFIG_INITRD_TAG 1
43
Grant Likely2fa8ca92011-03-28 09:59:07 +000044#define CONFIG_OF_LIBFDT 1
45
Matt Waddelb80e41a2010-10-07 15:48:45 -060046/* 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 */
Matt Waddelb80e41a2010-10-07 15:48:45 -060053#define CONFIG_SMC911X 1
54#define CONFIG_SMC911X_32_BIT 1
55#define CONFIG_SMC911X_BASE 0x4E000000
56
57/* PL011 Serial Configuration */
58#define CONFIG_PL011_SERIAL
59#define CONFIG_PL011_CLOCK 24000000
60#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
61 (void *)CONFIG_SYS_SERIAL1}
62#define CONFIG_CONS_INDEX 0
63
64#define CONFIG_BAUDRATE 38400
65#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
66#define CONFIG_SYS_SERIAL0 0x10009000
67#define CONFIG_SYS_SERIAL1 0x1000A000
68
69/* Command line configuration */
70#define CONFIG_CMD_BDI
71#define CONFIG_CMD_DHCP
72#define CONFIG_CMD_ELF
73#define CONFIG_CMD_ENV
74#define CONFIG_CMD_FLASH
75#define CONFIG_CMD_IMI
76#define CONFIG_CMD_MEMORY
77#define CONFIG_CMD_NET
78#define CONFIG_CMD_PING
79#define CONFIG_CMD_SAVEENV
Matt Waddelb80e41a2010-10-07 15:48:45 -060080#define CONFIG_CMD_RUN
81
82#define CONFIG_CMD_FAT
83#define CONFIG_DOS_PARTITION 1
84#define CONFIG_MMC 1
85#define CONFIG_CMD_MMC
86#define CONFIG_GENERIC_MMC
Matt Waddelf0c64522011-04-16 11:54:08 +000087#define CONFIG_ARM_PL180_MMCI
88#define CONFIG_ARM_PL180_MMCI_BASE 0x10005000
89#define CONFIG_SYS_MMC_MAX_BLK_COUNT 127
90#define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000
Matt Waddelb80e41a2010-10-07 15:48:45 -060091
92/* BOOTP options */
93#define CONFIG_BOOTP_BOOTFILESIZE
94#define CONFIG_BOOTP_BOOTPATH
95#define CONFIG_BOOTP_GATEWAY
96#define CONFIG_BOOTP_HOSTNAME
97
98/* Miscellaneous configurable options */
99#undef CONFIG_SYS_CLKS_IN_HZ
100#define CONFIG_SYS_LOAD_ADDR 0x60008000 /* load address */
101#define LINUX_BOOT_PARAM_ADDR 0x60000200
102#define CONFIG_BOOTDELAY 2
103
104/* Stack sizes are set up in start.S using the settings below */
105#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */
106#ifdef CONFIG_USE_IRQ
107#define CONFIG_STACKSIZE_IRQ (4 * 1024) /* IRQ stack */
108#define CONFIG_STACKSIZE_FIQ (4 * 1024) /* FIQ stack */
109#endif
110
111/* Physical Memory Map */
112#define CONFIG_NR_DRAM_BANKS 2
113#define PHYS_SDRAM_1 0x60000000 /* SDRAM Bank #1 */
114#define PHYS_SDRAM_2 0x80000000 /* SDRAM Bank #1 */
115#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
116#define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */
117
118/* additions for new relocation code */
119#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
Wolfgang Denk553f0982010-10-26 13:32:32 +0200120#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
Matt Waddelb80e41a2010-10-07 15:48:45 -0600121#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
Wolfgang Denk553f0982010-10-26 13:32:32 +0200122 CONFIG_SYS_INIT_RAM_SIZE - \
Wolfgang Denk25ddd1f2010-10-26 14:34:52 +0200123 GENERATED_GBL_DATA_SIZE)
Matt Waddelb80e41a2010-10-07 15:48:45 -0600124#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
125
126/* Basic environment settings */
127#define CONFIG_BOOTCOMMAND "run bootflash;"
128#define CONFIG_EXTRA_ENV_SETTINGS \
129 "loadaddr=0x80008000\0" \
Jason Hobbs75e7f3f2011-08-23 11:06:59 +0000130 "ramdisk_addr_r=0x61000000\0" \
131 "kernel_addr=0x44100000\0" \
132 "ramdisk_addr=0x44800000\0" \
133 "maxramdisk=0x1800000\0" \
Matt Waddelb80e41a2010-10-07 15:48:45 -0600134 "console=ttyAMA0,38400n8\0" \
135 "dram=1024M\0" \
136 "root=/dev/sda1 rw\0" \
137 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \
138 "24M@0x2000000(initrd)\0" \
139 "flashargs=setenv bootargs root=${root} console=${console} " \
140 "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \
141 "devtmpfs.mount=0 vmalloc=256M\0" \
142 "bootflash=run flashargs; " \
Jason Hobbs75e7f3f2011-08-23 11:06:59 +0000143 "cp ${ramdisk_addr} ${ramdisk_addr_r} ${maxramdisk}; " \
144 "bootm ${kernel_addr} ${ramdisk_addr_r}\0"
Matt Waddelb80e41a2010-10-07 15:48:45 -0600145
146/* FLASH and environment organization */
147#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
148#define CONFIG_SYS_FLASH_CFI 1
149#define CONFIG_FLASH_CFI_DRIVER 1
150#define CONFIG_SYS_FLASH_SIZE 0x04000000
151#define CONFIG_SYS_MAX_FLASH_BANKS 2
152#define CONFIG_SYS_FLASH_BASE0 0x40000000
153#define CONFIG_SYS_FLASH_BASE1 0x44000000
154#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
155
156/* Timeout values in ticks */
157#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
158#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
159
160/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
161#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
162#define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */
163
164/* Room required on the stack for the environment data */
165#define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE
166
167/*
168 * Amount of flash used for environment:
169 * We don't know which end has the small erase blocks so we use the penultimate
170 * sector location for the environment
171 */
172#define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE
173#define CONFIG_ENV_OVERWRITE 1
174
175/* Store environment at top of flash */
176#define CONFIG_ENV_IS_IN_FLASH 1
177#define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \
178 (2 * CONFIG_ENV_SECT_SIZE))
179#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \
180 CONFIG_ENV_OFFSET)
181#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
182#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
183#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \
184 CONFIG_SYS_FLASH_BASE1 }
185
186/* Monitor Command Prompt */
187#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
188#define CONFIG_SYS_PROMPT "VExpress# "
189#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
190 sizeof(CONFIG_SYS_PROMPT) + 16)
191#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */
192#define CONFIG_CMD_SOURCE
193#define CONFIG_SYS_LONGHELP
194#define CONFIG_CMDLINE_EDITING 1
195#define CONFIG_SYS_MAXARGS 16 /* max command args */
196
197#endif