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 CFG_IXP425_CONSOLE IXP425_UART2
36 #define CONFIG_BAUDRATE 115200
37 #define CONFIG_BOOTDELAY 5
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
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 */
75 #define CFG_PROMPT "=> "
76 /* Console I/O Buffer Size */
77 #define CFG_CBSIZE 256
78 /* Print Buffer Size */
79 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
80 /* max number of command args */
81 #define CFG_MAXARGS 16
82 /* Boot Argument Buffer Size */
83 #define CFG_BARGSIZE CFG_CBSIZE
85 #define CFG_MEMTEST_START 0x00400000
86 #define CFG_MEMTEST_END 0x00800000
88 /* everything, incl board info, in Hz */
90 /* spec says 66.666 MHz, but it appears to be 33 */
91 #define CFG_HZ 3333333
93 /* default load address */
94 #define CFG_LOAD_ADDR 0x00010000
97 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
99 #define CONFIG_SERIAL_RTS_ACTIVE 1
103 * The 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 */
111 /* Expansion bus settings */
112 #define CFG_EXP_CS0 0xbd113042
115 #define CONFIG_NR_DRAM_BANKS 1
116 #define PHYS_SDRAM_1 0x00000000
117 #define CFG_DRAM_BASE 0x00000000
120 #define CFG_SDR_CONFIG 0x3A
121 #define PHYS_SDRAM_1_SIZE 0x01000000
122 #define CFG_SDRAM_REFRESH_CNT 0x81a
123 #define CFG_SDR_MODE_CONFIG 0x1
124 #define CFG_DRAM_SIZE 0x01000000
126 /* FLASH organization */
127 #define CFG_MAX_FLASH_BANKS 1
128 /* max number of sectors on one chip */
129 #define CFG_MAX_FLASH_SECT 140
130 #define PHYS_FLASH_1 0x50000000
131 #define CFG_FLASH_BANKS_LIST { PHYS_FLASH_1 }
133 #define CFG_FLASH_BASE PHYS_FLASH_1
134 #define CFG_MONITOR_BASE PHYS_FLASH_1
135 #define CFG_MONITOR_LEN (256 << 10)
137 /* Use common CFI driver */
138 #define CFG_FLASH_CFI
139 #define CONFIG_FLASH_CFI_DRIVER
140 /* no byte writes on IXP4xx */
141 #define CFG_FLASH_CFI_WIDTH FLASH_CFI_16BIT
143 /* print 'E' for empty sector on flinfo */
144 #define CFG_FLASH_EMPTY_INFO
148 /* include IXP4xx NPE support */
149 #define CONFIG_IXP4XX_NPE 1
150 /* use separate flash sector with ucode images */
151 #define CONFIG_IXP4XX_NPE_EXT_UCODE_BASE 0x50040000
152 #define CONFIG_NET_MULTI 1
153 /* NPE0 PHY address */
154 #define CONFIG_PHY_ADDR 0x00
155 /* MII PHY management */
157 /* Number of ethernet rx buffers & descriptors */
158 #define CFG_RX_ETH_BUFFER 16
159 #define CONFIG_RESET_PHY_R 1
160 /* ethernet switch connected to MII port */
161 #define CONFIG_MII_ETHSWITCH 1
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
179 * environment organization:
180 * one flash sector, embedded in uboot area (bottom bootblock flash)
182 #define CFG_ENV_IS_IN_FLASH 1
183 #define CFG_ENV_SIZE 0x2000
184 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x4000)
185 #define CFG_USE_PPCENV 1
187 #define CONFIG_EXTRA_ENV_SETTINGS \
188 "mtd=IXP4XX-Flash.0:256k(uboot),64k(ucode),1152k(linux),-(root)\0" \
189 "kerneladdr=50050000\0" \
190 "rootaddr=50170000\0" \
192 "updateboot_ser=mw.b 10000 ff 40000;" \
193 " loady ${loadaddr};" \
194 " run eraseboot writeboot\0" \
195 "updateboot_net=mw.b 10000 ff 40000;" \
196 " tftp ${loadaddr} u-boot.bin;" \
197 " run eraseboot writeboot\0" \
198 "eraseboot=protect off 50000000 50003fff;" \
199 " protect off 50006000 5003ffff;" \
200 " erase 50000000 50003fff;" \
201 " erase 50006000 5003ffff\0" \
202 "writeboot=cp.b 10000 50000000 4000;" \
203 " cp.b 16000 50006000 3a000\0" \
204 "eraseenv=protect off 50004000 50005fff;" \
205 " erase 50004000 50005fff\0" \
206 "updateroot=tftp ${loadaddr} ${rootfile};" \
207 " era ${rootaddr} +${filesize};" \
208 " cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
209 "updatekern=tftp ${loadaddr} ${kernelfile};" \
210 " era ${kerneladdr} +${filesize};" \
211 " cp.b ${loadaddr} ${kerneladdr} ${filesize}\0" \
212 "flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
213 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
214 "netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
215 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
216 "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
217 "addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
218 "boot_flash=run flashargs addtty addeth;" \
219 " bootm ${kerneladdr}\0" \
220 "boot_net=run netargs addtty addeth;" \
221 " tftpboot ${loadaddr} ${kernelfile};" \
224 #endif /* __CONFIG_H */