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a8a11a9e 1/*
c8355b9d 2 * (C) Copyright 2008, 2009
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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
6d0f6bcf 26#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */
14d0a02a 27#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* Start of U-Boot */
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28#define CONFIG_SYS_MONITOR_LEN (0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
29#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* Reserved for malloc */
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30
31/*
32 * UART
33 */
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34#define CONFIG_SYS_NS16550
35#define CONFIG_SYS_NS16550_SERIAL
36#define CONFIG_SYS_NS16550_REG_SIZE 1
37#define CONFIG_SYS_NS16550_CLK get_serial_clock()
38#define CONFIG_BAUDRATE 115200
6d0f6bcf 39#define CONFIG_SYS_BAUDRATE_TABLE \
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40 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
41
42/*
43 * I2C
44 */
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45#define CONFIG_SYS_I2C
46#define CONFIG_SYS_I2C_PPC4XX
47#define CONFIG_SYS_I2C_PPC4XX_CH0
48#define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F
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49
50/*
51 * Ethernet/EMAC/PHY
52 */
96e21f86 53#define CONFIG_PPC4xx_EMAC
a8a11a9e 54#define CONFIG_MII /* MII PHY management */
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55#define CONFIG_NETCONSOLE /* include NetConsole support */
56#if defined(CONFIG_440)
6d0f6bcf 57#define CONFIG_SYS_RX_ETH_BUFFER 32 /* number of eth rx buffers */
a8a11a9e 58#else
6d0f6bcf 59#define CONFIG_SYS_RX_ETH_BUFFER 16 /* number of eth rx buffers */
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60#endif
61
62/*
63 * Commands
64 */
65#include <config_cmd_default.h>
66
67#define CONFIG_CMD_ASKENV
68#if defined(CONFIG_440)
69#define CONFIG_CMD_CACHE
70#endif
71#define CONFIG_CMD_DHCP
72#define CONFIG_CMD_DIAG
73#define CONFIG_CMD_EEPROM
74#define CONFIG_CMD_ELF
3f9315c0 75#define CONFIG_CMD_GREPENV
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76#define CONFIG_CMD_I2C
77#define CONFIG_CMD_IRQ
78#define CONFIG_CMD_MII
79#define CONFIG_CMD_NET
80#define CONFIG_CMD_NFS
81#define CONFIG_CMD_PING
82#define CONFIG_CMD_REGINFO
3f9315c0 83#define CONFIG_CMD_SETEXPR
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84
85/*
86 * Miscellaneous configurable options
87 */
88#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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89#define CONFIG_SYS_LONGHELP /* undef to save memory */
90#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
a8a11a9e 91#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 92#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
a8a11a9e 93#else
6d0f6bcf 94#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
a8a11a9e 95#endif
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96#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
97#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
98#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
a8a11a9e 99
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100#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
101#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
a8a11a9e 102
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103#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
104#define CONFIG_SYS_EXTBDINFO /* To use extended board_into (bd_t) */
a8a11a9e 105
6d0f6bcf 106#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
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107
108#define CONFIG_CMDLINE_EDITING /* add command line history */
109#define CONFIG_AUTO_COMPLETE /* add autocompletion support */
110#define CONFIG_LOOPW /* enable loopw command */
111#define CONFIG_MX_CYCLIC /* enable mdc/mwc commands */
112#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
113#define CONFIG_VERSION_VARIABLE /* include version env variable */
c88840af 114#define CONFIG_SYS_CONSOLE_INFO_QUIET /* don't print console @ startup*/
a8a11a9e 115
c88840af 116#define CONFIG_SYS_HUSH_PARSER /* Use the HUSH parser */
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117
118#define CONFIG_LOADS_ECHO /* echo on for serial download */
c88840af 119#define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */
a8a11a9e 120
3f9315c0 121#define CONFIG_REGEX /* Enable regular expression support */
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122/*
123 * BOOTP options
124 */
125#define CONFIG_BOOTP_BOOTFILESIZE
126#define CONFIG_BOOTP_BOOTPATH
127#define CONFIG_BOOTP_GATEWAY
128#define CONFIG_BOOTP_HOSTNAME
129#define CONFIG_BOOTP_SUBNETMASK
130
131/*
132 * For booting Linux, the board info and command line data
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133 * have to be in the first 16 MB of memory, since this is
134 * the maximum mapped by the 40x Linux kernel during initialization.
a8a11a9e 135 */
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136#define CONFIG_SYS_BOOTMAPSZ (16 << 20) /* Initial Memory map for Linux */
137#define CONFIG_SYS_BOOTM_LEN (16 << 20) /* Increase max gunzip size */
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138
139/*
140 * Internal Definitions
141 */
142#if defined(CONFIG_CMD_KGDB)
143#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port*/
144#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
145#endif
146
147/*
148 * Pass open firmware flat tree
149 */
150#define CONFIG_OF_LIBFDT
151#define CONFIG_OF_BOARD_SETUP
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152/* Update size in "reg" property of NOR FLASH device tree nodes */
153#define CONFIG_FDT_FIXUP_NOR_FLASH_SIZE
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154
155/*
156 * Booting and default environment
157 */
158#define CONFIG_PREBOOT "echo;" \
159 "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
160 "echo"
161#define CONFIG_BOOTCOMMAND "run flash_self"
162
163/*
164 * Only very few boards have default console not on ttyS0 (like Taishan)
165 */
166#if !defined(CONFIG_USE_TTY)
167#define CONFIG_USE_TTY ttyS0
168#endif
169
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170/*
171 * Only very few boards have default netdev not set to eth0 (like Arches)
172 */
173#if !defined(CONFIG_USE_NETDEV)
174#define CONFIG_USE_NETDEV eth0
175#endif
176
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177/*
178 * Only some 4xx PPC's are equipped with an FPU
179 */
180#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
181 defined(CONFIG_460EX) || defined(CONFIG_460GT)
182#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xxFP\0"
183#else
184#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xx\0"
185#endif
186
187/*
188 * Only some boards need to extend the bootargs by some additional
189 * parameters (like Makalu)
190 */
191#if !defined(CONFIG_ADDMISC)
192#define CONFIG_ADDMISC "addmisc=setenv bootargs ${bootargs}\0"
193#endif
194
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195/*
196 * General common environment variables shared on all AMCC eval boards
197 */
198#define CONFIG_AMCC_DEF_ENV \
93ea89f0 199 "netdev=" __stringify(CONFIG_USE_NETDEV) "\0" \
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200 "nfsargs=setenv bootargs root=/dev/nfs rw " \
201 "nfsroot=${serverip}:${rootpath}\0" \
202 "ramargs=setenv bootargs root=/dev/ram rw\0" \
203 "addip=setenv bootargs ${bootargs} " \
204 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
205 ":${hostname}:${netdev}:off panic=1\0" \
206 "addtty=setenv bootargs ${bootargs}" \
93ea89f0 207 " console=" __stringify(CONFIG_USE_TTY) ",${baudrate}\0" \
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208 CONFIG_ADDMISC \
209 "initrd_high=30000000\0" \
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210 "kernel_addr_r=1000000\0" \
211 "fdt_addr_r=1800000\0" \
212 "ramdisk_addr_r=1900000\0" \
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213 "hostname=" __stringify(CONFIG_HOSTNAME) "\0" \
214 "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \
215 "ramdisk_file=" __stringify(CONFIG_HOSTNAME) "/uRamdisk\0" \
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216 CONFIG_AMCC_DEF_ENV_ROOTPATH
217
218/*
219 * Default environment for arch/powerpc booting
220 * for boards that are ported to arch/powerpc
221 */
222#define CONFIG_AMCC_DEF_ENV_POWERPC \
223 "flash_self=run ramargs addip addtty addmisc;" \
224 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
225 "flash_nfs=run nfsargs addip addtty addmisc;" \
226 "bootm ${kernel_addr} - ${fdt_addr}\0" \
227 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
228 "tftp ${fdt_addr_r} ${fdt_file}; " \
229 "run nfsargs addip addtty addmisc;" \
230 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
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231 "net_self_load=tftp ${kernel_addr_r} ${bootfile};" \
232 "tftp ${fdt_addr_r} ${fdt_file};" \
233 "tftp ${ramdisk_addr_r} ${ramdisk_file};\0" \
234 "net_self=run net_self_load;" \
235 "run ramargs addip addtty addmisc;" \
236 "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \
93ea89f0 237 "fdt_file=" __stringify(CONFIG_HOSTNAME) "/" __stringify(CONFIG_HOSTNAME) ".dtb\0"
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238
239/*
240 * Default environment for arch/ppc booting,
241 * for boards that are not ported to arch/powerpc yet
242 */
243#define CONFIG_AMCC_DEF_ENV_PPC \
244 "flash_self=run ramargs addip addtty addmisc;" \
245 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
246 "flash_nfs=run nfsargs addip addtty addmisc;" \
247 "bootm ${kernel_addr}\0" \
248 "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
249 "run nfsargs addip addtty addmisc;" \
250 "bootm ${kernel_addr_r}\0"
251
252/*
253 * Default environment for arch/ppc booting (old version),
254 * for boards that are ported to arch/ppc and arch/powerpc
255 */
256#define CONFIG_AMCC_DEF_ENV_PPC_OLD \
257 "flash_self_old=run ramargs addip addtty addmisc;" \
258 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
259 "flash_nfs_old=run nfsargs addip addtty addmisc;" \
260 "bootm ${kernel_addr}\0" \
261 "net_nfs_old=tftp ${kernel_addr_r} ${bootfile};" \
262 "run nfsargs addip addtty addmisc;" \
263 "bootm ${kernel_addr_r}\0"
264
265#define CONFIG_AMCC_DEF_ENV_NOR_UPD \
93ea89f0 266 "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \
c8355b9d 267 "load=tftp 200000 ${u-boot}\0" \
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268 "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \
269 "era " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \
270 "cp.b ${fileaddr} " __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
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271 "upd=run load update\0" \
272
273#define CONFIG_AMCC_DEF_ENV_NAND_UPD \
93ea89f0 274 "u-boot-nand=" __stringify(CONFIG_HOSTNAME) "/u-boot-nand.bin\0"\
c8355b9d 275 "nload=tftp 200000 ${u-boot-nand}\0" \
acfbbb90 276 "nupdate=nand erase 0 100000;nand write 200000 0 100000\0" \
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277 "nupd=run nload nupdate\0"
278
279#endif /* __AMCC_COMMON_H */