3 * Michael Schwingen, michael@schwingen.org
5 * Configuration settings for the AcTux-3 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_ACTUX3 1
32 #define CONFIG_MACH_TYPE 1481
34 #define CONFIG_DISPLAY_CPUINFO 1
35 #define CONFIG_DISPLAY_BOARDINFO 1
37 #define CONFIG_IXP_SERIAL
38 #define CONFIG_SYS_IXP425_CONSOLE IXP425_UART2
39 #define CONFIG_BAUDRATE 115200
40 #define CONFIG_BOOTDELAY 3
41 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
42 #define CONFIG_BOARD_EARLY_INIT_F 1
43 #define CONFIG_SYS_LDSCRIPT "board/actux3/u-boot.lds"
45 /***************************************************************
46 * U-boot generic defines start here.
47 ***************************************************************/
48 /* Size of malloc() pool */
49 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
51 /* allow to overwrite serial and ethaddr */
52 #define CONFIG_ENV_OVERWRITE
54 /* Command line configuration. */
55 #include <config_cmd_default.h>
57 #define CONFIG_CMD_ELF
59 #define CONFIG_BOOTCOMMAND "run boot_flash"
60 /* enable passing of ATAGs */
61 #define CONFIG_CMDLINE_TAG 1
62 #define CONFIG_SETUP_MEMORY_TAGS 1
63 #define CONFIG_INITRD_TAG 1
64 #define CONFIG_REVISION_TAG 1
66 #if defined(CONFIG_CMD_KGDB)
67 # define CONFIG_KGDB_BAUDRATE 230400
68 /* which serial port to use */
69 # define CONFIG_KGDB_SER_INDEX 1
72 /* Miscellaneous configurable options */
73 #define CONFIG_SYS_LONGHELP
74 #define CONFIG_SYS_PROMPT "=> "
75 /* Console I/O Buffer Size */
76 #define CONFIG_SYS_CBSIZE 256
77 /* Print Buffer Size */
78 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
79 /* max number of command args */
80 #define CONFIG_SYS_MAXARGS 16
81 /* Boot Argument Buffer Size */
82 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
84 #define CONFIG_SYS_MEMTEST_START 0x00400000
85 #define CONFIG_SYS_MEMTEST_END 0x00800000
87 /* timer clock - 2* OSC_IN system clock */
88 #define CONFIG_IXP425_TIMER_CLK 66666666
89 #define CONFIG_SYS_HZ 1000
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
102 * The stack sizes are set up in start.S using the settings below
104 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
106 /* Expansion bus settings */
107 #define CONFIG_SYS_EXP_CS0 0xbd113442
110 #define CONFIG_NR_DRAM_BANKS 1
111 #define PHYS_SDRAM_1 0x00000000
112 #define CONFIG_SYS_SDRAM_BASE 0x00000000
115 #define CONFIG_SYS_SDR_CONFIG 0x3A
116 #define PHYS_SDRAM_1_SIZE 0x01000000
117 #define CONFIG_SYS_SDRAM_REFRESH_CNT 0x81a
118 #define CONFIG_SYS_SDR_MODE_CONFIG 0x1
119 #define CONFIG_SYS_DRAM_SIZE 0x01000000
121 /* FLASH organization */
122 #define CONFIG_SYS_TEXT_BASE 0x50000000
123 #define CONFIG_SYS_MAX_FLASH_BANKS 1
124 /* max number of sectors on one chip */
125 #define CONFIG_SYS_MAX_FLASH_SECT 140
126 #define PHYS_FLASH_1 0x50000000
127 #define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1 }
129 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
130 #define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
131 #define CONFIG_SYS_MONITOR_LEN (256 << 10)
132 #define CONFIG_BOARD_SIZE_LIMIT 262144
134 /* Use common CFI driver */
135 #define CONFIG_SYS_FLASH_CFI
136 #define CONFIG_FLASH_CFI_DRIVER
137 /* no byte writes on IXP4xx */
138 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
140 /* print 'E' for empty sector on flinfo */
141 #define CONFIG_SYS_FLASH_EMPTY_INFO
145 /* include IXP4xx NPE support */
146 #define CONFIG_IXP4XX_NPE 1
148 /* NPE0 PHY address */
149 #define CONFIG_PHY_ADDR 0x10
150 /* MII PHY management */
152 /* fixed-speed switch without standard PHY registers on MII */
153 #define CONFIG_MII_NPE0_FIXEDLINK 1
154 #define CONFIG_MII_NPE0_SPEED 100
155 #define CONFIG_MII_NPE0_FULLDUPLEX 1
157 /* Number of ethernet rx buffers & descriptors */
158 #define CONFIG_SYS_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 CONFIG_SYS_CACHELINE_SIZE 32
179 * environment organization:
180 * one flash sector, embedded in uboot area (bottom bootblock flash)
182 #define CONFIG_ENV_IS_IN_FLASH 1
183 #define CONFIG_ENV_SIZE 0x2000
184 #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x4000)
185 #define CONFIG_SYS_USE_PPCENV 1
187 #define CONFIG_EXTRA_ENV_SETTINGS \
188 "npe_ucode=50040000\0" \
189 "mtd=IXP4XX-Flash.0:256k(uboot),64k(ucode),1152k(linux),-(root)\0" \
190 "kerneladdr=50050000\0" \
191 "kernelfile=actux3/uImage\0" \
192 "rootfile=actux3/rootfs\0" \
193 "rootaddr=50170000\0" \
195 "updateboot_ser=mw.b 10000 ff 40000;" \
196 " loady ${loadaddr};" \
197 " run eraseboot writeboot\0" \
198 "updateboot_net=mw.b 10000 ff 40000;" \
199 " tftp ${loadaddr} actux3/u-boot.bin;" \
200 " run eraseboot writeboot\0" \
201 "eraseboot=protect off 50000000 50003fff;" \
202 " protect off 50006000 5003ffff;" \
203 " erase 50000000 50003fff;" \
204 " erase 50006000 5003ffff\0" \
205 "writeboot=cp.b 10000 50000000 4000;" \
206 " cp.b 16000 50006000 3a000\0" \
207 "updateucode=loady;" \
208 " era ${npe_ucode} +${filesize};" \
209 " cp.b ${loadaddr} ${npe_ucode} ${filesize}\0" \
210 "updateroot=tftp ${loadaddr} ${rootfile};" \
211 " era ${rootaddr} +${filesize};" \
212 " cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
213 "updatekern=tftp ${loadaddr} ${kernelfile};" \
214 " era ${kerneladdr} +${filesize};" \
215 " cp.b ${loadaddr} ${kerneladdr} ${filesize}\0" \
216 "flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
217 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
218 "netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
219 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
220 "addtty=setenv bootargs ${bootargs} console=ttyS1,${baudrate}\0" \
221 "addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
222 "boot_flash=run flashargs addtty addeth;" \
223 " bootm ${kerneladdr}\0" \
224 "boot_net=run netargs addtty addeth;" \
225 " tftpboot ${loadaddr} ${kernelfile};" \
228 /* additions for new relocation code, must be added to all boards */
229 #define CONFIG_SYS_INIT_SP_ADDR \
230 (CONFIG_SYS_SDRAM_BASE + 0x1000 - GENERATED_GBL_DATA_SIZE)
232 #endif /* __CONFIG_H */