3 * Michael Schwingen, michael@schwingen.org
5 * Configuration settings for the AcTux-2 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_ACTUX2 1
32 #define CONFIG_DISPLAY_CPUINFO 1
33 #define CONFIG_DISPLAY_BOARDINFO 1
35 #define CONFIG_IXP_SERIAL
36 #define CONFIG_SYS_IXP425_CONSOLE IXP425_UART2
37 #define CONFIG_BAUDRATE 115200
38 #define CONFIG_BOOTDELAY 5
39 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
41 /***************************************************************
42 * U-boot generic defines start here.
43 ***************************************************************/
46 /* Size of malloc() pool */
47 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
48 /* size in bytes reserved for initial data */
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
60 #define CONFIG_BOOTCOMMAND "run boot_flash"
61 /* enable passing of ATAGs */
62 #define CONFIG_CMDLINE_TAG 1
63 #define CONFIG_SETUP_MEMORY_TAGS 1
64 #define CONFIG_INITRD_TAG 1
65 #define CONFIG_REVISION_TAG 1
67 #if defined(CONFIG_CMD_KGDB)
68 # define CONFIG_KGDB_BAUDRATE 230400
69 /* which serial port to use */
70 # define CONFIG_KGDB_SER_INDEX 1
73 /* Miscellaneous configurable options */
74 #define CONFIG_SYS_LONGHELP
75 #define CONFIG_SYS_PROMPT "=> "
76 /* Console I/O Buffer Size */
77 #define CONFIG_SYS_CBSIZE 256
78 /* Print Buffer Size */
79 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
80 /* max number of command args */
81 #define CONFIG_SYS_MAXARGS 16
82 /* Boot Argument Buffer Size */
83 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
85 #define CONFIG_SYS_MEMTEST_START 0x00400000
86 #define CONFIG_SYS_MEMTEST_END 0x00800000
88 /* spec says 66.666 MHz, but it appears to be 33 */
89 #define CONFIG_SYS_HZ 3333333
91 /* default load address */
92 #define CONFIG_SYS_LOAD_ADDR 0x00010000
95 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
97 #define CONFIG_SERIAL_RTS_ACTIVE 1
101 * The 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 */
109 /* Expansion bus settings */
110 #define CONFIG_SYS_EXP_CS0 0xbd113042
113 #define CONFIG_NR_DRAM_BANKS 1
114 #define PHYS_SDRAM_1 0x00000000
115 #define CONFIG_SYS_DRAM_BASE 0x00000000
118 #define CONFIG_SYS_SDR_CONFIG 0x3A
119 #define PHYS_SDRAM_1_SIZE 0x01000000
120 #define CONFIG_SYS_SDRAM_REFRESH_CNT 0x81a
121 #define CONFIG_SYS_SDR_MODE_CONFIG 0x1
122 #define CONFIG_SYS_DRAM_SIZE 0x01000000
124 /* FLASH organization */
125 #define CONFIG_SYS_MAX_FLASH_BANKS 1
126 /* max number of sectors on one chip */
127 #define CONFIG_SYS_MAX_FLASH_SECT 140
128 #define PHYS_FLASH_1 0x50000000
129 #define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1 }
131 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
132 #define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
133 #define CONFIG_SYS_MONITOR_LEN (256 << 10)
135 /* Use common CFI driver */
136 #define CONFIG_SYS_FLASH_CFI
137 #define CONFIG_FLASH_CFI_DRIVER
138 /* no byte writes on IXP4xx */
139 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
141 /* print 'E' for empty sector on flinfo */
142 #define CONFIG_SYS_FLASH_EMPTY_INFO
146 /* include IXP4xx NPE support */
147 #define CONFIG_IXP4XX_NPE 1
148 #define CONFIG_NET_MULTI 1
149 /* NPE0 PHY address */
150 #define CONFIG_PHY_ADDR 0x00
151 /* MII PHY management */
153 /* Number of ethernet rx buffers & descriptors */
154 #define CONFIG_SYS_RX_ETH_BUFFER 16
155 #define CONFIG_RESET_PHY_R 1
156 /* ethernet switch connected to MII port */
157 #define CONFIG_MII_ETHSWITCH 1
159 #define CONFIG_CMD_DHCP
160 #define CONFIG_CMD_NET
161 #define CONFIG_CMD_MII
162 #define CONFIG_CMD_PING
163 #undef CONFIG_CMD_NFS
166 #define CONFIG_BOOTP_BOOTFILESIZE
167 #define CONFIG_BOOTP_BOOTPATH
168 #define CONFIG_BOOTP_GATEWAY
169 #define CONFIG_BOOTP_HOSTNAME
171 /* Cache Configuration */
172 #define CONFIG_SYS_CACHELINE_SIZE 32
175 * environment organization:
176 * one flash sector, embedded in uboot area (bottom bootblock flash)
178 #define CONFIG_ENV_IS_IN_FLASH 1
179 #define CONFIG_ENV_SIZE 0x2000
180 #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x4000)
181 #define CONFIG_SYS_USE_PPCENV 1
183 #define CONFIG_EXTRA_ENV_SETTINGS \
184 "npe_ucode=50040000\0" \
185 "mtd=IXP4XX-Flash.0:256k(uboot),64k(ucode),1152k(linux),-(root)\0" \
186 "kerneladdr=50050000\0" \
187 "rootaddr=50170000\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 50003fff;" \
196 " protect off 50006000 5003ffff;" \
197 " erase 50000000 50003fff;" \
198 " erase 50006000 5003ffff\0" \
199 "writeboot=cp.b 10000 50000000 4000;" \
200 " cp.b 16000 50006000 3a000\0" \
201 "eraseenv=protect off 50004000 50005fff;" \
202 " erase 50004000 50005fff\0" \
203 "updateroot=tftp ${loadaddr} ${rootfile};" \
204 " era ${rootaddr} +${filesize};" \
205 " cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
206 "updatekern=tftp ${loadaddr} ${kernelfile};" \
207 " era ${kerneladdr} +${filesize};" \
208 " cp.b ${loadaddr} ${kerneladdr} ${filesize}\0" \
209 "flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
210 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
211 "netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
212 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
213 "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
214 "addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
215 "boot_flash=run flashargs addtty addeth;" \
216 " bootm ${kerneladdr}\0" \
217 "boot_net=run netargs addtty addeth;" \
218 " tftpboot ${loadaddr} ${kernelfile};" \
221 #endif /* __CONFIG_H */