3 * Michael Schwingen, michael@schwingen.org
5 * Configuration settings for the AcTux-1 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 /* 1: modified board with 32MB DRAM */
30 #define CONFIG_ACTUX1_32MB 0
31 /* 1: 2*2MB FLASH (standard) */
32 #define CONFIG_ACTUX1_FLASH2X2 1
33 /* 1: 1*8MB FLASH (upgraded boards) */
34 #define CONFIG_ACTUX1_FLASH1X8 0
36 #define CONFIG_IXP425 1
37 #define CONFIG_ACTUX1 1
39 #define CONFIG_DISPLAY_CPUINFO 1
40 #define CONFIG_DISPLAY_BOARDINFO 1
42 #define CONFIG_IXP_SERIAL
43 #define CONFIG_SYS_IXP425_CONSOLE IXP425_UART2
44 #define CONFIG_BAUDRATE 115200
45 #define CONFIG_BOOTDELAY 3
46 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
48 /***************************************************************
49 * U-boot generic defines start here.
50 ***************************************************************/
54 * Size of malloc() pool
56 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
57 /* size in bytes reserved for initial data */
58 #define CONFIG_SYS_GBL_DATA_SIZE 128
60 /* allow to overwrite serial and ethaddr */
61 #define CONFIG_ENV_OVERWRITE
63 /* Command line configuration. */
64 #include <config_cmd_default.h>
66 #define CONFIG_CMD_ELF
70 #define CONFIG_BOOTCOMMAND "run boot_flash"
71 /* enable passing of ATAGs */
72 #define CONFIG_CMDLINE_TAG 1
73 #define CONFIG_SETUP_MEMORY_TAGS 1
74 #define CONFIG_INITRD_TAG 1
75 #define CONFIG_REVISION_TAG 1
77 #if defined(CONFIG_CMD_KGDB)
78 # define CONFIG_KGDB_BAUDRATE 230400
79 /* which serial port to use */
80 # define CONFIG_KGDB_SER_INDEX 1
83 /* Miscellaneous configurable options */
84 #define CONFIG_SYS_LONGHELP
85 #define CONFIG_SYS_PROMPT "=> "
86 /* Console I/O Buffer Size */
87 #define CONFIG_SYS_CBSIZE 256
88 /* Print Buffer Size */
89 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
90 /* max number of command args */
91 #define CONFIG_SYS_MAXARGS 16
92 /* Boot Argument Buffer Size */
93 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
95 #define CONFIG_SYS_MEMTEST_START 0x00400000
96 #define CONFIG_SYS_MEMTEST_END 0x00800000
98 /* spec says 66.666 MHz, but it appears to be 33 */
99 #define CONFIG_SYS_HZ 3333333
101 /* default load address */
102 #define CONFIG_SYS_LOAD_ADDR 0x00010000
104 /* valid baudrates */
105 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
107 #define CONFIG_SERIAL_RTS_ACTIVE 1
111 * The stack sizes are set up in start.S using the settings below
113 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
114 #ifdef CONFIG_USE_IRQ
115 # define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
116 # define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
119 /* Expansion bus settings */
120 #define CONFIG_SYS_EXP_CS0 0xbd113842
123 #define CONFIG_NR_DRAM_BANKS 1
124 #define PHYS_SDRAM_1 0x00000000
125 #define CONFIG_SYS_DRAM_BASE 0x00000000
127 #if CONFIG_ACTUX1_32MB
128 # define CONFIG_SYS_SDR_CONFIG 0x18
129 # define PHYS_SDRAM_1_SIZE 0x02000000
130 # define CONFIG_SYS_SDRAM_REFRESH_CNT 0x81a
131 # define CONFIG_SYS_SDR_MODE_CONFIG 0x1
132 # define CONFIG_SYS_DRAM_SIZE 0x02000000
133 #else /* 16MB SDRAM */
134 # define CONFIG_SYS_SDR_CONFIG 0x3A
135 # define PHYS_SDRAM_1_SIZE 0x01000000
136 # define CONFIG_SYS_SDRAM_REFRESH_CNT 0x81a
137 # define CONFIG_SYS_SDR_MODE_CONFIG 0x1
138 # define CONFIG_SYS_DRAM_SIZE 0x01000000
141 /* FLASH organization */
142 #if CONFIG_ACTUX1_FLASH2X2
143 # define CONFIG_SYS_MAX_FLASH_BANKS 2
144 /* max number of sectors on one chip */
145 # define CONFIG_SYS_MAX_FLASH_SECT 40
146 # define PHYS_FLASH_1 0x50000000
147 # define PHYS_FLASH_2 0x50200000
148 # define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1, PHYS_FLASH_2 }
150 #if CONFIG_ACTUX1_FLASH1X8
151 # define CONFIG_SYS_MAX_FLASH_BANKS 1
152 /* max number of sectors on one chip */
153 # define CONFIG_SYS_MAX_FLASH_SECT 140
154 # define PHYS_FLASH_1 0x50000000
155 # define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1 }
158 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
159 #define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
160 #define CONFIG_SYS_MONITOR_LEN (256 << 10)
162 /* Use common CFI driver */
163 #define CONFIG_SYS_FLASH_CFI
164 #define CONFIG_FLASH_CFI_DRIVER
165 /* no byte writes on IXP4xx */
166 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
167 /* print 'E' for empty sector on flinfo */
168 #define CONFIG_SYS_FLASH_EMPTY_INFO
172 /* include IXP4xx NPE support */
173 #define CONFIG_IXP4XX_NPE 1
174 #define CONFIG_NET_MULTI 1
175 /* NPE0 PHY address */
176 #define CONFIG_PHY_ADDR 0
177 /* MII PHY management */
179 /* Number of ethernet rx buffers & descriptors */
180 #define CONFIG_SYS_RX_ETH_BUFFER 16
181 #define CONFIG_RESET_PHY_R 1
183 #define CONFIG_CMD_DHCP
184 #define CONFIG_CMD_NET
185 #define CONFIG_CMD_MII
186 #define CONFIG_CMD_PING
187 #undef CONFIG_CMD_NFS
190 #define CONFIG_BOOTP_BOOTFILESIZE
191 #define CONFIG_BOOTP_BOOTPATH
192 #define CONFIG_BOOTP_GATEWAY
193 #define CONFIG_BOOTP_HOSTNAME
195 /* Cache Configuration */
196 #define CONFIG_SYS_CACHELINE_SIZE 32
199 * environment organization:
200 * one flash sector, embedded in uboot area (bottom bootblock flash)
202 #define CONFIG_ENV_IS_IN_FLASH 1
203 #define CONFIG_ENV_SIZE 0x2000
204 #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x4000)
205 #define CONFIG_SYS_USE_PPCENV 1
207 #define CONFIG_EXTRA_ENV_SETTINGS \
208 "npe_ucode=50040000\0" \
209 "mtd=IXP4XX-Flash.0:256k(uboot),64k(ucode),1152k(linux),-(root)\0" \
210 "kerneladdr=50050000\0" \
211 "rootaddr=50170000\0" \
213 "updateboot_ser=mw.b 10000 ff 40000;" \
214 " loady ${loadaddr};" \
215 " run eraseboot writeboot\0" \
216 "updateboot_net=mw.b 10000 ff 40000;" \
217 " tftp ${loadaddr} u-boot.bin;" \
218 " run eraseboot writeboot\0" \
219 "eraseboot=protect off 50000000 50003fff;" \
220 " protect off 50006000 5003ffff;" \
221 " erase 50000000 50003fff;" \
222 " erase 50006000 5003ffff\0" \
223 "writeboot=cp.b 10000 50000000 4000;" \
224 " cp.b 16000 50006000 3a000\0" \
225 "eraseenv=protect off 50004000 50005fff;" \
226 " erase 50004000 50005fff\0" \
227 "updateroot=tftp ${loadaddr} ${rootfile};" \
228 " era ${rootaddr} +${filesize};" \
229 " cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
230 "updatekern=tftp ${loadaddr} ${kernelfile};" \
231 " era ${kerneladdr} +${filesize};" \
232 " cp.b ${loadaddr} ${kerneladdr} ${filesize}\0" \
233 "flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
234 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
235 "netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock3" \
236 " rootfstype=squashfs,jffs2 init=/etc/preinit\0" \
237 "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
238 "addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
239 "boot_flash=run flashargs addtty addeth;" \
240 " bootm ${kerneladdr}\0" \
241 "boot_net=run netargs addtty addeth;" \
242 " tftpboot ${loadaddr} ${kernelfile};" \
245 #endif /* __CONFIG_H */