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1 | /* |
2 | * (C) Copyright 2007 | |
3 | * Michael Schwingen, michael@schwingen.org | |
4 | * | |
5 | * Configuration settings for the AcTux-3 board. | |
6 | * | |
7 | * See file CREDITS for list of people who contributed to this | |
8 | * project. | |
9 | * | |
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. | |
14 | * | |
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. | |
19 | * | |
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, | |
23 | * MA 02111-1307 USA | |
24 | */ | |
25 | ||
26 | #ifndef __CONFIG_H | |
27 | #define __CONFIG_H | |
28 | ||
29 | #define CONFIG_IXP425 1 | |
30 | #define CONFIG_ACTUX3 1 | |
31 | ||
32 | #define CONFIG_DISPLAY_CPUINFO 1 | |
33 | #define CONFIG_DISPLAY_BOARDINFO 1 | |
34 | ||
35 | #define CFG_IXP425_CONSOLE IXP425_UART2 | |
36 | #define CONFIG_BAUDRATE 115200 | |
37 | #define CONFIG_BOOTDELAY 3 | |
38 | #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ | |
39 | ||
40 | /*************************************************************** | |
41 | * U-boot generic defines start here. | |
42 | ***************************************************************/ | |
43 | #undef CONFIG_USE_IRQ | |
44 | ||
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 | |
49 | ||
50 | /* allow to overwrite serial and ethaddr */ | |
51 | #define CONFIG_ENV_OVERWRITE | |
52 | ||
53 | /* Command line configuration. */ | |
54 | #include <config_cmd_default.h> | |
55 | ||
56 | #define CONFIG_CMD_ELF | |
57 | ||
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 | |
63 | #define CONFIG_REVISION_TAG 1 | |
64 | ||
65 | #if defined(CONFIG_CMD_KGDB) | |
66 | # define CONFIG_KGDB_BAUDRATE 230400 | |
67 | /* which serial port to use */ | |
68 | # define CONFIG_KGDB_SER_INDEX 1 | |
69 | #endif | |
70 | ||
71 | /* Miscellaneous configurable options */ | |
72 | #define CFG_LONGHELP | |
73 | #define CFG_PROMPT "=> " | |
74 | /* Console I/O Buffer Size */ | |
75 | #define CFG_CBSIZE 256 | |
76 | /* Print Buffer Size */ | |
77 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) | |
78 | /* max number of command args */ | |
79 | #define CFG_MAXARGS 16 | |
80 | /* Boot Argument Buffer Size */ | |
81 | #define CFG_BARGSIZE CFG_CBSIZE | |
82 | ||
83 | #define CFG_MEMTEST_START 0x00400000 | |
84 | #define CFG_MEMTEST_END 0x00800000 | |
85 | ||
86 | /* everything, incl board info, in Hz */ | |
87 | #undef CFG_CLKS_IN_HZ | |
88 | /* spec says 66.666 MHz, but it appears to be 33 */ | |
89 | #define CFG_HZ 3333333 | |
90 | ||
91 | /* default load address */ | |
92 | #define CFG_LOAD_ADDR 0x00010000 | |
93 | ||
94 | /* valid baudrates */ | |
95 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \ | |
96 | 115200, 230400 } | |
97 | #define CONFIG_SERIAL_RTS_ACTIVE 1 | |
98 | ||
99 | /* | |
100 | * Stack sizes | |
101 | * | |
102 | * The stack sizes are set up in start.S using the settings below | |
103 | */ | |
104 | #define CONFIG_STACKSIZE (128*1024) /* regular stack */ | |
105 | #ifdef CONFIG_USE_IRQ | |
106 | # define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ | |
107 | # define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ | |
108 | #endif | |
109 | ||
110 | /* Expansion bus settings */ | |
111 | #define CFG_EXP_CS0 0xbd113442 | |
112 | ||
113 | /* SDRAM settings */ | |
114 | #define CONFIG_NR_DRAM_BANKS 1 | |
115 | #define PHYS_SDRAM_1 0x00000000 | |
116 | #define CFG_DRAM_BASE 0x00000000 | |
117 | ||
118 | /* 16MB SDRAM */ | |
119 | #define CFG_SDR_CONFIG 0x3A | |
120 | #define PHYS_SDRAM_1_SIZE 0x01000000 | |
121 | #define CFG_SDRAM_REFRESH_CNT 0x81a | |
122 | #define CFG_SDR_MODE_CONFIG 0x1 | |
123 | #define CFG_DRAM_SIZE 0x01000000 | |
124 | ||
125 | /* FLASH organization */ | |
126 | #define CFG_MAX_FLASH_BANKS 1 | |
127 | /* max number of sectors on one chip */ | |
128 | #define CFG_MAX_FLASH_SECT 140 | |
129 | #define PHYS_FLASH_1 0x50000000 | |
130 | #define CFG_FLASH_BANKS_LIST { PHYS_FLASH_1 } | |
131 | ||
132 | #define CFG_FLASH_BASE PHYS_FLASH_1 | |
133 | #define CFG_MONITOR_BASE PHYS_FLASH_1 | |
134 | #define CFG_MONITOR_LEN (256 << 10) | |
135 | ||
136 | /* Use common CFI driver */ | |
137 | #define CFG_FLASH_CFI | |
138 | #define CFG_FLASH_CFI_DRIVER | |
139 | /* no byte writes on IXP4xx */ | |
140 | #define CFG_FLASH_CFI_WIDTH FLASH_CFI_16BIT | |
141 | ||
142 | /* print 'E' for empty sector on flinfo */ | |
143 | #define CFG_FLASH_EMPTY_INFO | |
144 | ||
145 | /* Ethernet */ | |
146 | ||
147 | /* include IXP4xx NPE support */ | |
148 | #define CONFIG_IXP4XX_NPE 1 | |
149 | /* use separate flash sector with ucode images */ | |
150 | #define CONFIG_IXP4XX_NPE_EXT_UCODE_BASE 0x50040000 | |
151 | ||
152 | #define CONFIG_NET_MULTI 1 | |
153 | /* NPE0 PHY address */ | |
154 | #define CONFIG_PHY_ADDR 0x10 | |
155 | /* MII PHY management */ | |
156 | #define CONFIG_MII 1 | |
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 | |
162 | ||
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 | |
168 | ||
169 | /* BOOTP options */ | |
170 | #define CONFIG_BOOTP_BOOTFILESIZE | |
171 | #define CONFIG_BOOTP_BOOTPATH | |
172 | #define CONFIG_BOOTP_GATEWAY | |
173 | #define CONFIG_BOOTP_HOSTNAME | |
174 | ||
175 | /* Cache Configuration */ | |
176 | #define CFG_CACHELINE_SIZE 32 | |
177 | ||
178 | /* | |
179 | * environment organization: | |
180 | * one flash sector, embedded in uboot area (bottom bootblock flash) | |
181 | */ | |
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 | |
186 | ||
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" \ | |
191 | "loadaddr=10000\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};" \ | |
222 | " bootm\0" | |
223 | ||
224 | #endif /* __CONFIG_H */ |