2 * (C) Copyright 2008, 2009
3 * Stefan Roese, DENX Software Engineering, sr@denx.de.
5 * Common configuration options for all AMCC boards
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.
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.
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,
23 #ifndef __AMCC_COMMON_H
24 #define __AMCC_COMMON_H
26 #define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */
27 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE /* Start of U-Boot */
28 #define CONFIG_SYS_MONITOR_LEN (0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
29 #define CONFIG_SYS_MALLOC_LEN (1 << 20) /* Reserved for malloc */
34 #define CONFIG_SERIAL_MULTI
35 #define CONFIG_SYS_NS16550
36 #define CONFIG_SYS_NS16550_SERIAL
37 #define CONFIG_SYS_NS16550_REG_SIZE 1
38 #define CONFIG_SYS_NS16550_CLK get_serial_clock()
39 #define CONFIG_BAUDRATE 115200
40 #define CONFIG_SYS_BAUDRATE_TABLE \
41 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
46 #define CONFIG_HARD_I2C /* I2C with hardware support */
47 #define CONFIG_PPC4XX_I2C /* use PPC4xx driver */
48 #define CONFIG_SYS_I2C_SLAVE 0x7F
53 #define CONFIG_PPC4xx_EMAC
54 #define CONFIG_MII /* MII PHY management */
55 #define CONFIG_NET_MULTI
56 #define CONFIG_NETCONSOLE /* include NetConsole support */
57 #if defined(CONFIG_440)
58 #define CONFIG_SYS_RX_ETH_BUFFER 32 /* number of eth rx buffers */
60 #define CONFIG_SYS_RX_ETH_BUFFER 16 /* number of eth rx buffers */
66 #include <config_cmd_default.h>
68 #define CONFIG_CMD_ASKENV
69 #if defined(CONFIG_440)
70 #define CONFIG_CMD_CACHE
72 #define CONFIG_CMD_DHCP
73 #define CONFIG_CMD_DIAG
74 #define CONFIG_CMD_EEPROM
75 #define CONFIG_CMD_ELF
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
84 #if defined(CONFIG_SYS_RAMBOOT)
86 * Disable NOR FLASH commands on RAM-booting version. One main reason for this
87 * RAM-booting version is boards with NAND and without NOR. This image can
88 * be used for initial NAND programming.
90 #define CONFIG_SYS_NO_FLASH
91 #undef CONFIG_CMD_FLASH
92 #undef CONFIG_CMD_IMLS
96 * Miscellaneous configurable options
98 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
99 #define CONFIG_SYS_LONGHELP /* undef to save memory */
100 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
101 #if defined(CONFIG_CMD_KGDB)
102 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
104 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
106 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
107 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
108 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
110 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
111 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
113 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
114 #define CONFIG_SYS_EXTBDINFO /* To use extended board_into (bd_t) */
116 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
118 #define CONFIG_CMDLINE_EDITING /* add command line history */
119 #define CONFIG_AUTO_COMPLETE /* add autocompletion support */
120 #define CONFIG_LOOPW /* enable loopw command */
121 #define CONFIG_MX_CYCLIC /* enable mdc/mwc commands */
122 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
123 #define CONFIG_VERSION_VARIABLE /* include version env variable */
124 #define CONFIG_SYS_CONSOLE_INFO_QUIET /* don't print console @ startup*/
126 #define CONFIG_SYS_HUSH_PARSER /* Use the HUSH parser */
127 #ifdef CONFIG_SYS_HUSH_PARSER
128 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
131 #define CONFIG_LOADS_ECHO /* echo on for serial download */
132 #define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */
137 #define CONFIG_BOOTP_BOOTFILESIZE
138 #define CONFIG_BOOTP_BOOTPATH
139 #define CONFIG_BOOTP_GATEWAY
140 #define CONFIG_BOOTP_HOSTNAME
141 #define CONFIG_BOOTP_SUBNETMASK
144 * For booting Linux, the board info and command line data
145 * have to be in the first 16 MB of memory, since this is
146 * the maximum mapped by the 40x Linux kernel during initialization.
148 #define CONFIG_SYS_BOOTMAPSZ (16 << 20) /* Initial Memory map for Linux */
149 #define CONFIG_SYS_BOOTM_LEN (16 << 20) /* Increase max gunzip size */
152 * Internal Definitions
154 #if defined(CONFIG_CMD_KGDB)
155 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port*/
156 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
160 * Pass open firmware flat tree
162 #define CONFIG_OF_LIBFDT
163 #define CONFIG_OF_BOARD_SETUP
164 /* Update size in "reg" property of NOR FLASH device tree nodes */
165 #define CONFIG_FDT_FIXUP_NOR_FLASH_SIZE
168 * Booting and default environment
170 #define CONFIG_PREBOOT "echo;" \
171 "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
173 #define CONFIG_BOOTCOMMAND "run flash_self"
176 * Only very few boards have default console not on ttyS0 (like Taishan)
178 #if !defined(CONFIG_USE_TTY)
179 #define CONFIG_USE_TTY ttyS0
183 * Only very few boards have default netdev not set to eth0 (like Arches)
185 #if !defined(CONFIG_USE_NETDEV)
186 #define CONFIG_USE_NETDEV eth0
190 * Only some 4xx PPC's are equipped with an FPU
192 #if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
193 defined(CONFIG_460EX) || defined(CONFIG_460GT)
194 #define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xxFP\0"
196 #define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xx\0"
200 * Only some boards need to extend the bootargs by some additional
201 * parameters (like Makalu)
203 #if !defined(CONFIG_ADDMISC)
204 #define CONFIG_ADDMISC "addmisc=setenv bootargs ${bootargs}\0"
207 #define xstr(s) str(s)
211 * General common environment variables shared on all AMCC eval boards
213 #define CONFIG_AMCC_DEF_ENV \
214 "netdev=" xstr(CONFIG_USE_NETDEV) "\0" \
215 "nfsargs=setenv bootargs root=/dev/nfs rw " \
216 "nfsroot=${serverip}:${rootpath}\0" \
217 "ramargs=setenv bootargs root=/dev/ram rw\0" \
218 "addip=setenv bootargs ${bootargs} " \
219 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
220 ":${hostname}:${netdev}:off panic=1\0" \
221 "addtty=setenv bootargs ${bootargs}" \
222 " console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0" \
224 "initrd_high=30000000\0" \
225 "kernel_addr_r=1000000\0" \
226 "fdt_addr_r=1800000\0" \
227 "ramdisk_addr_r=1900000\0" \
228 "hostname=" xstr(CONFIG_HOSTNAME) "\0" \
229 "bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0" \
230 "ramdisk_file=" xstr(CONFIG_HOSTNAME) "/uRamdisk\0" \
231 CONFIG_AMCC_DEF_ENV_ROOTPATH
234 * Default environment for arch/powerpc booting
235 * for boards that are ported to arch/powerpc
237 #define CONFIG_AMCC_DEF_ENV_POWERPC \
238 "flash_self=run ramargs addip addtty addmisc;" \
239 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
240 "flash_nfs=run nfsargs addip addtty addmisc;" \
241 "bootm ${kernel_addr} - ${fdt_addr}\0" \
242 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
243 "tftp ${fdt_addr_r} ${fdt_file}; " \
244 "run nfsargs addip addtty addmisc;" \
245 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
246 "net_self_load=tftp ${kernel_addr_r} ${bootfile};" \
247 "tftp ${fdt_addr_r} ${fdt_file};" \
248 "tftp ${ramdisk_addr_r} ${ramdisk_file};\0" \
249 "net_self=run net_self_load;" \
250 "run ramargs addip addtty addmisc;" \
251 "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \
252 "fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0"
255 * Default environment for arch/ppc booting,
256 * for boards that are not ported to arch/powerpc yet
258 #define CONFIG_AMCC_DEF_ENV_PPC \
259 "flash_self=run ramargs addip addtty addmisc;" \
260 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
261 "flash_nfs=run nfsargs addip addtty addmisc;" \
262 "bootm ${kernel_addr}\0" \
263 "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
264 "run nfsargs addip addtty addmisc;" \
265 "bootm ${kernel_addr_r}\0"
268 * Default environment for arch/ppc booting (old version),
269 * for boards that are ported to arch/ppc and arch/powerpc
271 #define CONFIG_AMCC_DEF_ENV_PPC_OLD \
272 "flash_self_old=run ramargs addip addtty addmisc;" \
273 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
274 "flash_nfs_old=run nfsargs addip addtty addmisc;" \
275 "bootm ${kernel_addr}\0" \
276 "net_nfs_old=tftp ${kernel_addr_r} ${bootfile};" \
277 "run nfsargs addip addtty addmisc;" \
278 "bootm ${kernel_addr_r}\0"
280 #define CONFIG_AMCC_DEF_ENV_NOR_UPD \
281 "u-boot=" xstr(CONFIG_HOSTNAME) "/u-boot.bin\0" \
282 "load=tftp 200000 ${u-boot}\0" \
283 "update=protect off " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \
284 "era " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;" \
285 "cp.b ${fileaddr} " xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize}" \
286 "upd=run load update\0" \
288 #define CONFIG_AMCC_DEF_ENV_NAND_UPD \
289 "u-boot-nand=" xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0" \
290 "nload=tftp 200000 ${u-boot-nand}\0" \
291 "nupdate=nand erase 0 100000;nand write 200000 0 100000" \
292 "nupd=run nload nupdate\0"
294 #endif /* __AMCC_COMMON_H */