3 * Tolunay Orkun, Nextio Inc., torkun@nextio.com
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * board/config.h - configuration options, board specific
32 * High Level Configuration Options
36 #define CONFIG_405GP 1 /* This is a PPC405GP CPU */
37 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
38 #define CONFIG_CSB472 1 /* on a Cogent CSB472 board */
39 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f() */
40 #define CONFIG_LAST_STAGE_INIT 1 /* Call last_stage_init() */
41 #define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
44 * OS Bootstrap configuration
49 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
51 #define CONFIG_BOOTDELAY 3 /* autoboot after X seconds */
54 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check keypress when bootdelay = 0 */
57 #undef CONFIG_BOOTARGS
58 #define CONFIG_BOOTCOMMAND \
59 "setenv bootargs console=ttyS0,38400 debug " \
60 "root=/dev/ram rw ramdisk_size=4096 " \
61 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
62 "bootm ff800000 ff900000"
66 #undef CONFIG_BOOTARGS
67 #define CONFIG_BOOTCOMMAND \
69 "setenv bootargs console=ttyS0,38400 debug " \
70 "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
71 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
78 #define CONFIG_BOOTP_SUBNETMASK
79 #define CONFIG_BOOTP_GATEWAY
80 #define CONFIG_BOOTP_HOSTNAME
81 #define CONFIG_BOOTP_BOOTPATH
82 #define CONFIG_BOOTP_BOOTFILESIZE
83 #define CONFIG_BOOTP_DNS2
87 * Command line configuration.
89 #include <config_cmd_default.h>
91 #define CONFIG_CMD_ASKENV
92 #define CONFIG_CMD_BEDBUG
93 #define CONFIG_CMD_ELF
94 #define CONFIG_CMD_IRQ
95 #define CONFIG_CMD_I2C
96 #define CONFIG_CMD_PCI
97 #define CONFIG_CMD_DATE
98 #define CONFIG_CMD_MII
99 #define CONFIG_CMD_PING
100 #define CONFIG_CMD_DHCP
103 * Serial download configuration
106 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
107 #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
113 #if defined(CONFIG_CMD_KGDB)
114 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
115 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
119 * Miscellaneous configurable options
122 #undef CFG_HUSH_PARSER /* use "hush" command parser */
123 #ifdef CFG_HUSH_PARSER
124 #define CFG_PROMPT_HUSH_PS2 "> " /* hush shell secondary prompt */
127 #define CFG_LONGHELP /* undef to save memory */
128 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
129 #if defined(CONFIG_CMD_KGDB)
130 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
132 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
134 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
135 #define CFG_MAXARGS 16 /* max number of command args */
136 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
138 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
139 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
141 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
142 #define CFG_CLKS_IN_HZ 1 /* everything, incl board info, in Hz */
143 #define CFG_EXTBDINFO 1 /* To use extended board_info (bd_t) */
144 #define CFG_LOAD_ADDR 0x100000 /* default load address */
147 * For booting Linux, the board info and command line data
148 * have to be in the first 8 MB of memory, since this is
149 * the maximum mapped by the Linux kernel during initialization.
151 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
154 * watchdog configuration
157 #undef CONFIG_WATCHDOG /* watchdog disabled */
163 #undef CFG_EXT_SERIAL_CLOCK /* use internal serial clock */
164 #undef CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
165 #define CFG_BASE_BAUD 691200
166 #define CONFIG_BAUDRATE 38400 /* Default baud rate */
167 #define CFG_BAUDRATE_TABLE \
168 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400 }
174 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
175 #define CFG_I2C_SPEED 100000 /* I2C speed */
176 #define CFG_I2C_SLAVE 0x7F /* I2C slave address */
179 * MII PHY configuration
182 #define CONFIG_MII 1 /* MII PHY management */
183 #define CONFIG_PHY_ADDR 0 /* PHY address */
184 #define CONFIG_PHY_CMD_DELAY 40 /* PHY COMMAND delay */
185 /* 32usec min. for LXT971A */
186 #define CONFIG_PHY_RESET_DELAY 300 /* PHY RESET recovery delay */
191 * Note that DS1307 RTC is limited to 100Khz I2C bus.
194 #define CONFIG_RTC_DS1307 /* Use Dallas 1307 RTC */
200 #define CONFIG_PCI /* include pci support */
201 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
202 #define PCI_HOST_FORCE 1 /* configure as pci host */
203 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
205 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
206 #define CONFIG_PCI_PNP /* do pci plug-and-play */
207 /* resource configuration */
208 #undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
209 #define CONFIG_PCI_BOOTDELAY 0 /* enable pci bootdelay variable*/
211 #define CFG_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */
212 #define CFG_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */
213 #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
214 #define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
215 #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
216 #define CFG_PCI_PTM2LA 0x00000000 /* disabled */
217 #define CFG_PCI_PTM2MS 0x00000000 /* disabled */
218 #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
224 #undef CONFIG_IDE_PCMCIA /* no pcmcia interface required */
225 #undef CONFIG_IDE_LED /* no led for ide supported */
226 #undef CONFIG_IDE_RESET /* no reset for ide supported */
229 * Environment configuration
232 #define CFG_ENV_IS_IN_FLASH 1 /* environment is in FLASH */
233 #undef CFG_ENV_IS_IN_NVRAM
234 #undef CFG_ENV_IS_IN_EEPROM
237 * General Memory organization
239 * Start addresses for the final memory configuration
240 * (Set up by the startup code)
241 * Please note that CFG_SDRAM_BASE _must_ start at 0
243 #define CFG_SDRAM_BASE 0x00000000
244 #define CFG_FLASH_BASE 0xFF800000
245 #define CFG_FLASH_SIZE 0x00800000
246 #define CFG_MONITOR_BASE TEXT_BASE
247 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 KB for Monitor */
248 #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 KB for malloc() */
250 #if CFG_MONITOR_BASE < CFG_FLASH_BASE
254 #if defined(CFG_ENV_IS_IN_FLASH)
255 #define CFG_ENV_IN_OWN_SECTOR 1 /* Give Environment own sector */
256 #define CFG_ENV_ADDR 0xFFF00000 /* Address of Environment Sector */
257 #define CFG_ENV_SIZE 0x00001000 /* Size of Environment */
258 #define CFG_ENV_SECT_SIZE 0x00040000 /* Size of Environment Sector */
262 * FLASH Device configuration
265 #define CFG_FLASH_CFI 1 /* flash is CFI conformant */
266 #define CONFIG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
267 #define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
268 #define CFG_MAX_FLASH_BANKS 1 /* max # of memory banks */
269 #define CFG_FLASH_INCREMENT 0 /* there is only one bank */
270 #define CFG_MAX_FLASH_SECT 64 /* max # of sectors on one chip */
271 #define CFG_FLASH_PROTECTION 1 /* hardware flash protection */
272 #define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
275 * On Chip Memory location/size
278 #define CFG_OCM_DATA_ADDR 0xF8000000
279 #define CFG_OCM_DATA_SIZE 0x1000
282 * Global info and initial stack
285 #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of on-chip SRAM */
286 #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
287 #define CFG_GBL_DATA_SIZE 128 /* byte size reserved for initial data */
288 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
289 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
292 * Miscellaneous board specific definitions
295 #define CONFIG_I2CFAST 1 /* enable "i2cfast" env. setting */
298 * Internal Definitions
303 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
304 #define BOOTFLAG_WARM 0x02 /* Software reboot */
306 #endif /* __CONFIG_H */