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 */
43 #define CONFIG_SYS_TEXT_BASE 0xFFFC0000
46 * OS Bootstrap configuration
51 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
53 #define CONFIG_BOOTDELAY 3 /* autoboot after X seconds */
56 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check keypress when bootdelay = 0 */
59 #undef CONFIG_BOOTARGS
60 #define CONFIG_BOOTCOMMAND \
61 "setenv bootargs console=ttyS0,38400 debug " \
62 "root=/dev/ram rw ramdisk_size=4096 " \
63 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
64 "bootm ff800000 ff900000"
68 #undef CONFIG_BOOTARGS
69 #define CONFIG_BOOTCOMMAND \
71 "setenv bootargs console=ttyS0,38400 debug " \
72 "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
73 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
80 #define CONFIG_BOOTP_SUBNETMASK
81 #define CONFIG_BOOTP_GATEWAY
82 #define CONFIG_BOOTP_HOSTNAME
83 #define CONFIG_BOOTP_BOOTPATH
84 #define CONFIG_BOOTP_BOOTFILESIZE
85 #define CONFIG_BOOTP_DNS2
89 * Command line configuration.
91 #include <config_cmd_default.h>
93 #define CONFIG_CMD_ASKENV
94 #define CONFIG_CMD_BEDBUG
95 #define CONFIG_CMD_ELF
96 #define CONFIG_CMD_IRQ
97 #define CONFIG_CMD_I2C
98 #define CONFIG_CMD_PCI
99 #define CONFIG_CMD_DATE
100 #define CONFIG_CMD_MII
101 #define CONFIG_CMD_PING
102 #define CONFIG_CMD_DHCP
105 * Serial download configuration
108 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
109 #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
115 #if defined(CONFIG_CMD_KGDB)
116 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
117 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
121 * Miscellaneous configurable options
124 #undef CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
125 #ifdef CONFIG_SYS_HUSH_PARSER
126 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " /* hush shell secondary prompt */
129 #define CONFIG_SYS_LONGHELP /* undef to save memory */
130 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
131 #if defined(CONFIG_CMD_KGDB)
132 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
134 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
136 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
137 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
138 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
140 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
141 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
143 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
144 #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_info (bd_t) */
145 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
148 * For booting Linux, the board info and command line data
149 * have to be in the first 8 MB of memory, since this is
150 * the maximum mapped by the Linux kernel during initialization.
152 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
155 * watchdog configuration
158 #undef CONFIG_WATCHDOG /* watchdog disabled */
164 #define CONFIG_CONS_INDEX 1 /* Use UART0 */
165 #define CONFIG_SYS_NS16550
166 #define CONFIG_SYS_NS16550_SERIAL
167 #define CONFIG_SYS_NS16550_REG_SIZE 1
168 #define CONFIG_SYS_NS16550_CLK get_serial_clock()
170 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* use internal serial clock */
171 #define CONFIG_SYS_BASE_BAUD 691200
172 #define CONFIG_BAUDRATE 38400 /* Default baud rate */
173 #define CONFIG_SYS_BAUDRATE_TABLE \
174 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400 }
180 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
181 #define CONFIG_PPC4XX_I2C /* use PPC4xx driver */
182 #define CONFIG_SYS_I2C_SPEED 100000 /* I2C speed */
183 #define CONFIG_SYS_I2C_SLAVE 0x7F /* I2C slave address */
186 * MII PHY configuration
189 #define CONFIG_PPC4xx_EMAC
190 #define CONFIG_MII 1 /* MII PHY management */
191 #define CONFIG_PHY_ADDR 0 /* PHY address */
192 #define CONFIG_PHY_CMD_DELAY 40 /* PHY COMMAND delay */
193 /* 32usec min. for LXT971A */
194 #define CONFIG_PHY_RESET_DELAY 300 /* PHY RESET recovery delay */
199 * Note that DS1307 RTC is limited to 100Khz I2C bus.
202 #define CONFIG_RTC_DS1307 /* Use Dallas 1307 RTC */
208 #define CONFIG_PCI /* include pci support */
209 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
210 #define PCI_HOST_FORCE 1 /* configure as pci host */
211 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
213 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
214 #define CONFIG_PCI_PNP /* do pci plug-and-play */
215 /* resource configuration */
216 #undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
217 #define CONFIG_PCI_BOOTDELAY 0 /* enable pci bootdelay variable*/
219 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */
220 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */
221 #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
222 #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
223 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
224 #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
225 #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
226 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
232 #undef CONFIG_IDE_PCMCIA /* no pcmcia interface required */
233 #undef CONFIG_IDE_LED /* no led for ide supported */
234 #undef CONFIG_IDE_RESET /* no reset for ide supported */
237 * Environment configuration
240 #define CONFIG_ENV_IS_IN_FLASH 1 /* environment is in FLASH */
241 #undef CONFIG_ENV_IS_IN_NVRAM
242 #undef CONFIG_ENV_IS_IN_EEPROM
245 * General Memory organization
247 * Start addresses for the final memory configuration
248 * (Set up by the startup code)
249 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
251 #define CONFIG_SYS_SDRAM_BASE 0x00000000
252 #define CONFIG_SYS_FLASH_BASE 0xFF800000
253 #define CONFIG_SYS_FLASH_SIZE 0x00800000
254 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
255 #define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 KB for Monitor */
256 #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 KB for malloc() */
258 #if CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE
259 #define CONFIG_SYS_RAMSTART
262 #if defined(CONFIG_ENV_IS_IN_FLASH)
263 #define CONFIG_ENV_IN_OWN_SECTOR 1 /* Give Environment own sector */
264 #define CONFIG_ENV_ADDR 0xFFF00000 /* Address of Environment Sector */
265 #define CONFIG_ENV_SIZE 0x00001000 /* Size of Environment */
266 #define CONFIG_ENV_SECT_SIZE 0x00040000 /* Size of Environment Sector */
270 * FLASH Device configuration
273 #define CONFIG_SYS_FLASH_CFI 1 /* flash is CFI conformant */
274 #define CONFIG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
275 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
276 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max # of memory banks */
277 #define CONFIG_SYS_FLASH_INCREMENT 0 /* there is only one bank */
278 #define CONFIG_SYS_MAX_FLASH_SECT 64 /* max # of sectors on one chip */
279 #define CONFIG_SYS_FLASH_PROTECTION 1 /* hardware flash protection */
280 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
283 * On Chip Memory location/size
286 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
287 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
290 * Global info and initial stack
293 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of on-chip SRAM */
294 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
295 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
296 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
299 * Miscellaneous board specific definitions
302 #define CONFIG_I2CFAST 1 /* enable "i2cfast" env. setting */
304 #endif /* __CONFIG_H */