blob: 1f27d785b8e9e391208e079469a1df486924fb32 [file] [log] [blame]
Stefan Roesea8a11a92008-06-06 15:54:31 +02001/*
2 * (C) Copyright 2008
3 * Stefan Roese, DENX Software Engineering, sr@denx.de.
4 *
5 * Common configuration options for all AMCC boards
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22
23#ifndef __AMCC_COMMON_H
24#define __AMCC_COMMON_H
25
26#define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */
27#define CFG_MONITOR_BASE TEXT_BASE /* Start of U-Boot */
28#define CFG_MONITOR_LEN (0xFFFFFFFF - CFG_MONITOR_BASE + 1)
29#define CFG_MALLOC_LEN (1 << 20) /* Reserved for malloc */
30
31/*
32 * UART
33 */
34#define CONFIG_BAUDRATE 115200
35#define CONFIG_SERIAL_MULTI
36#define CFG_BAUDRATE_TABLE \
37 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
38
39/*
40 * I2C
41 */
42#define CONFIG_HARD_I2C /* I2C with hardware support */
43#define CFG_I2C_SLAVE 0x7F
44
45/*
46 * Ethernet/EMAC/PHY
47 */
48#define CONFIG_MII /* MII PHY management */
49#define CONFIG_NET_MULTI
50#define CONFIG_NETCONSOLE /* include NetConsole support */
51#if defined(CONFIG_440)
52#define CFG_RX_ETH_BUFFER 32 /* number of eth rx buffers */
53#else
54#define CFG_RX_ETH_BUFFER 16 /* number of eth rx buffers */
55#endif
56
57/*
58 * Commands
59 */
60#include <config_cmd_default.h>
61
62#define CONFIG_CMD_ASKENV
63#if defined(CONFIG_440)
64#define CONFIG_CMD_CACHE
65#endif
66#define CONFIG_CMD_DHCP
67#define CONFIG_CMD_DIAG
68#define CONFIG_CMD_EEPROM
69#define CONFIG_CMD_ELF
70#define CONFIG_CMD_I2C
71#define CONFIG_CMD_IRQ
72#define CONFIG_CMD_MII
73#define CONFIG_CMD_NET
74#define CONFIG_CMD_NFS
75#define CONFIG_CMD_PING
76#define CONFIG_CMD_REGINFO
77
78/*
79 * Miscellaneous configurable options
80 */
81#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
82#define CFG_LONGHELP /* undef to save memory */
83#define CFG_PROMPT "=> " /* Monitor Command Prompt */
84#if defined(CONFIG_CMD_KGDB)
85#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
86#else
87#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
88#endif
89#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
90#define CFG_MAXARGS 16 /* max number of command args */
91#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
92
93#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
94#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
95
96#define CFG_LOAD_ADDR 0x100000 /* default load address */
97#define CFG_EXTBDINFO /* To use extended board_into (bd_t) */
98
99#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
100
101#define CONFIG_CMDLINE_EDITING /* add command line history */
102#define CONFIG_AUTO_COMPLETE /* add autocompletion support */
103#define CONFIG_LOOPW /* enable loopw command */
104#define CONFIG_MX_CYCLIC /* enable mdc/mwc commands */
105#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
106#define CONFIG_VERSION_VARIABLE /* include version env variable */
107#define CFG_CONSOLE_INFO_QUIET /* don't print console @ startup*/
108
109#define CFG_HUSH_PARSER /* Use the HUSH parser */
110#ifdef CFG_HUSH_PARSER
111#define CFG_PROMPT_HUSH_PS2 "> "
112#endif
113
114#define CONFIG_LOADS_ECHO /* echo on for serial download */
115#define CFG_LOADS_BAUD_CHANGE /* allow baudrate change */
116
117/*
118 * BOOTP options
119 */
120#define CONFIG_BOOTP_BOOTFILESIZE
121#define CONFIG_BOOTP_BOOTPATH
122#define CONFIG_BOOTP_GATEWAY
123#define CONFIG_BOOTP_HOSTNAME
124#define CONFIG_BOOTP_SUBNETMASK
125
126/*
127 * For booting Linux, the board info and command line data
128 * have to be in the first 8 MB of memory, since this is
129 * the maximum mapped by the Linux kernel during initialization.
130 */
131#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
132
133/*
134 * Internal Definitions
135 */
136#if defined(CONFIG_CMD_KGDB)
137#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port*/
138#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
139#endif
140
141/*
142 * Pass open firmware flat tree
143 */
144#define CONFIG_OF_LIBFDT
145#define CONFIG_OF_BOARD_SETUP
146
147/*
148 * Booting and default environment
149 */
150#define CONFIG_PREBOOT "echo;" \
151 "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
152 "echo"
153#define CONFIG_BOOTCOMMAND "run flash_self"
154
155/*
156 * Only very few boards have default console not on ttyS0 (like Taishan)
157 */
158#if !defined(CONFIG_USE_TTY)
159#define CONFIG_USE_TTY ttyS0
160#endif
161
162/*
163 * Only some 4xx PPC's are equipped with an FPU
164 */
165#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
166 defined(CONFIG_460EX) || defined(CONFIG_460GT)
167#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xxFP\0"
168#else
169#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xx\0"
170#endif
171
172/*
173 * Only some boards need to extend the bootargs by some additional
174 * parameters (like Makalu)
175 */
176#if !defined(CONFIG_ADDMISC)
177#define CONFIG_ADDMISC "addmisc=setenv bootargs ${bootargs}\0"
178#endif
179
180#define xstr(s) str(s)
181#define str(s) #s
182
183/*
184 * General common environment variables shared on all AMCC eval boards
185 */
186#define CONFIG_AMCC_DEF_ENV \
187 "netdev=eth0\0" \
188 "nfsargs=setenv bootargs root=/dev/nfs rw " \
189 "nfsroot=${serverip}:${rootpath}\0" \
190 "ramargs=setenv bootargs root=/dev/ram rw\0" \
191 "addip=setenv bootargs ${bootargs} " \
192 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
193 ":${hostname}:${netdev}:off panic=1\0" \
194 "addtty=setenv bootargs ${bootargs}" \
195 " console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0" \
196 CONFIG_ADDMISC \
197 "initrd_high=30000000\0" \
198 "kernel_addr_r=400000\0" \
199 "fdt_addr_r=800000\0" \
200 "hostname=" xstr(CONFIG_HOSTNAME) "\0" \
201 "bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0" \
202 CONFIG_AMCC_DEF_ENV_ROOTPATH
203
204/*
205 * Default environment for arch/powerpc booting
206 * for boards that are ported to arch/powerpc
207 */
208#define CONFIG_AMCC_DEF_ENV_POWERPC \
209 "flash_self=run ramargs addip addtty addmisc;" \
210 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
211 "flash_nfs=run nfsargs addip addtty addmisc;" \
212 "bootm ${kernel_addr} - ${fdt_addr}\0" \
213 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
214 "tftp ${fdt_addr_r} ${fdt_file}; " \
215 "run nfsargs addip addtty addmisc;" \
216 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
217 "fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0"
218
219/*
220 * Default environment for arch/ppc booting,
221 * for boards that are not ported to arch/powerpc yet
222 */
223#define CONFIG_AMCC_DEF_ENV_PPC \
224 "flash_self=run ramargs addip addtty addmisc;" \
225 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
226 "flash_nfs=run nfsargs addip addtty addmisc;" \
227 "bootm ${kernel_addr}\0" \
228 "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
229 "run nfsargs addip addtty addmisc;" \
230 "bootm ${kernel_addr_r}\0"
231
232/*
233 * Default environment for arch/ppc booting (old version),
234 * for boards that are ported to arch/ppc and arch/powerpc
235 */
236#define CONFIG_AMCC_DEF_ENV_PPC_OLD \
237 "flash_self_old=run ramargs addip addtty addmisc;" \
238 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
239 "flash_nfs_old=run nfsargs addip addtty addmisc;" \
240 "bootm ${kernel_addr}\0" \
241 "net_nfs_old=tftp ${kernel_addr_r} ${bootfile};" \
242 "run nfsargs addip addtty addmisc;" \
243 "bootm ${kernel_addr_r}\0"
244
245#define CONFIG_AMCC_DEF_ENV_NOR_UPD \
246 "load=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot.bin\0" \
247 "update=protect off " xstr(CFG_MONITOR_BASE) " FFFFFFFF;" \
248 "era " xstr(CFG_MONITOR_BASE) " FFFFFFFF;" \
249 "cp.b ${fileaddr} " xstr(CFG_MONITOR_BASE) " ${filesize};" \
250 "setenv filesize;saveenv\0" \
251 "upd=run load update\0" \
252
253#define CONFIG_AMCC_DEF_ENV_NAND_UPD \
254 "nload=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0" \
255 "nupdate=nand erase 0 100000;nand write 200000 0 100000;" \
256 "setenv filesize;saveenv\0" \
257 "nupd=run nload nupdate\0"
258
259#endif /* __AMCC_COMMON_H */