3 * Michael Schwingen, michael@schwingen.org
5 * Configuration settings for the AcTux-4 board.
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 #define CONFIG_IXP425 1
30 #define CONFIG_ACTUX4 1
32 #define CONFIG_DISPLAY_CPUINFO 1
33 #define CONFIG_DISPLAY_BOARDINFO 1
35 #define CFG_IXP425_CONSOLE IXP425_UART1
36 #define CONFIG_BAUDRATE 115200
37 #define CONFIG_BOOTDELAY 3
38 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
40 /***************************************************************
41 * U-boot generic defines start here.
42 ***************************************************************/
45 /* Size of malloc() pool */
46 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
47 /* size in bytes reserved for initial data */
48 #define CFG_GBL_DATA_SIZE 128
50 /* allow to overwrite serial and ethaddr */
51 #define CONFIG_ENV_OVERWRITE
53 /* Command line configuration */
54 #include <config_cmd_default.h>
56 #define CONFIG_CMD_ELF
58 #define CONFIG_BOOTCOMMAND "run boot_flash"
59 /* enable passing of ATAGs */
60 #define CONFIG_CMDLINE_TAG 1
61 #define CONFIG_SETUP_MEMORY_TAGS 1
62 #define CONFIG_INITRD_TAG 1
64 #if defined(CONFIG_CMD_KGDB)
65 # define CONFIG_KGDB_BAUDRATE 230400
66 /* which serial port to use */
67 # define CONFIG_KGDB_SER_INDEX 1
70 /* Miscellaneous configurable options */
72 #define CFG_PROMPT "=> "
73 /* Console I/O Buffer Size */
74 #define CFG_CBSIZE 256
75 /* Print Buffer Size */
76 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
77 /* max number of command args */
78 #define CFG_MAXARGS 16
79 /* Boot Argument Buffer Size */
80 #define CFG_BARGSIZE CFG_CBSIZE
82 #define CFG_MEMTEST_START 0x00400000
83 #define CFG_MEMTEST_END 0x00800000
85 /* everything, incl board info, in Hz */
87 /* spec says 66.666 MHz, but it appears to be 33 */
88 #define CFG_HZ 3333333
90 /* default load address */
91 #define CFG_LOAD_ADDR 0x00010000
94 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
96 #define CONFIG_SERIAL_RTS_ACTIVE 1
100 * The stack sizes are set up in start.S using the settings below
102 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
103 #ifdef CONFIG_USE_IRQ
104 # define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
105 # define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
108 /* Expansion bus settings */
109 #define CFG_EXP_CS0 0xbd113003
112 #define CONFIG_NR_DRAM_BANKS 1
113 #define PHYS_SDRAM_1 0x00000000
114 #define CFG_DRAM_BASE 0x00000000
117 #define CFG_SDR_CONFIG 0x18
118 #define PHYS_SDRAM_1_SIZE 0x02000000
119 #define CFG_SDRAM_REFRESH_CNT 0x81a
120 #define CFG_SDR_MODE_CONFIG 0x1
121 #define CFG_DRAM_SIZE 0x02000000
123 /* FLASH organization */
124 #define CFG_MAX_FLASH_BANKS 2
125 /* max # of sectors per chip */
126 #define CFG_MAX_FLASH_SECT 70
127 #define PHYS_FLASH_1 0x50000000
128 #define PHYS_FLASH_2 0x51000000
129 #define CFG_FLASH_BANKS_LIST { PHYS_FLASH_1, PHYS_FLASH_2 }
131 #define CFG_FLASH_BASE PHYS_FLASH_1
132 #define CFG_MONITOR_BASE PHYS_FLASH_1
133 #define CFG_MONITOR_LEN (252 << 10)
135 /* Use common CFI driver */
136 #define CFG_FLASH_CFI
137 #define CFG_FLASH_CFI_DRIVER
138 /* board provides its own flash_init code */
139 #define CONFIG_FLASH_CFI_LEGACY 1
140 /* no byte writes on IXP4xx */
141 #define CFG_FLASH_CFI_WIDTH FLASH_CFI_16BIT
142 /* SST 39VF020 etc. support */
143 #define CFG_FLASH_LEGACY_256Kx8 1
145 /* print 'E' for empty sector on flinfo */
146 #define CFG_FLASH_EMPTY_INFO
150 /* include IXP4xx NPE support */
151 #define CONFIG_IXP4XX_NPE 1
152 /* use separate flash sector with ucode images */
153 #define CONFIG_IXP4XX_NPE_EXT_UCODE_BASE 0x51000000
155 #define CONFIG_NET_MULTI 1
156 /* NPE0 PHY address */
157 #define CONFIG_PHY_ADDR 0x1C
158 /* MII PHY management */
160 /* Number of ethernet rx buffers & descriptors */
161 #define CFG_RX_ETH_BUFFER 16
163 #define CONFIG_CMD_DHCP
164 #define CONFIG_CMD_NET
165 #define CONFIG_CMD_MII
166 #define CONFIG_CMD_PING
167 #undef CONFIG_CMD_NFS
170 #define CONFIG_BOOTP_BOOTFILESIZE
171 #define CONFIG_BOOTP_BOOTPATH
172 #define CONFIG_BOOTP_GATEWAY
173 #define CONFIG_BOOTP_HOSTNAME
175 /* Cache Configuration */
176 #define CFG_CACHELINE_SIZE 32
178 /* environment organization: one complete 4k flash sector */
179 #define CFG_ENV_IS_IN_FLASH 1
180 #define CFG_ENV_SIZE 0x1000
181 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x3f000)
183 #define CONFIG_EXTRA_ENV_SETTINGS \
184 "mtd=IXP4XX-Flash.0:252k(uboot),4k(uboot_env);" \
185 "IXP4XX-Flash.1:128k(ucode),1280k(linux),-(root)\0" \
186 "kerneladdr=51020000\0" \
187 "rootaddr=51160000\0" \
189 "updateboot_ser=mw.b 10000 ff 40000;" \
190 " loady ${loadaddr};" \
191 " run eraseboot writeboot\0" \
192 "updateboot_net=mw.b 10000 ff 40000;" \
193 " tftp ${loadaddr} u-boot.bin;" \
194 " run eraseboot writeboot\0" \
195 "eraseboot=protect off 50000000 5003efff;" \
196 " erase 50000000 +${filesize}\0" \
197 "writeboot=cp.b 10000 50000000 ${filesize}\0" \
198 "eraseenv=protect off 5003f000 5003ffff;" \
199 " erase 5003f000 5003ffff\0" \
200 "updateroot=tftp ${loadaddr} ${rootfile};" \
201 " era ${rootaddr} +${filesize};" \
202 " cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
203 "updatekern=tftp ${loadaddr} ${kernelfile};" \
204 " era ${kerneladdr} +${filesize};" \
205 " cp.b ${loadaddr} ${kerneladdr} ${filesize}\0" \
206 "flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock4" \
207 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
208 "netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock4" \
209 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
210 "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
211 "addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
212 "boot_flash=run flashargs addtty addeth;" \
213 " bootm ${kerneladdr}\0" \
214 "boot_net=run netargs addtty addeth;" \
215 " tftpboot ${loadaddr} ${kernelfile};" \
218 #endif /* __CONFIG_H */