2 * (C) Copyright 2004 Paul Reynolds <PaulReynolds@lhsolutions.com>
5 * Stefan Roese, DENX Software Engineering, sr@denx.de.
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 /************************************************************************
27 * 1 March 2004 Travis B. Sawyer <tsawyer@sandburst.com>
28 * Adapted to current Das U-Boot source
29 ***********************************************************************/
32 /************************************************************************
33 * OCOTEA.h - configuration for AMCC 440GX Ref (Ocotea)
34 ***********************************************************************/
39 /*-----------------------------------------------------------------------
40 * High Level Configuration Options
41 *----------------------------------------------------------------------*/
42 #define CONFIG_OCOTEA 1 /* Board is ebony */
43 #define CONFIG_440GX 1 /* Specifc GX support */
44 #define CONFIG_4xx 1 /* ... PPC4xx family */
45 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_pre_init */
46 #undef CFG_DRAM_TEST /* Disable-takes long time! */
47 #define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */
49 /*-----------------------------------------------------------------------
50 * Base addresses -- Note these are effective addresses where the
51 * actual resources get mapped (not physical addresses)
52 *----------------------------------------------------------------------*/
53 #define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */
54 #define CFG_FLASH_BASE 0xff800000 /* start of FLASH */
55 #define CFG_MONITOR_BASE 0xfffc0000 /* start of monitor */
56 #define CFG_PCI_MEMBASE 0x80000000 /* mapped pci memory */
57 #define CFG_PERIPHERAL_BASE 0xe0000000 /* internal peripherals */
58 #define CFG_ISRAM_BASE 0xc0000000 /* internal SRAM */
59 #define CFG_PCI_BASE 0xd0000000 /* internal PCI regs */
61 #define CFG_FPGA_BASE (CFG_PERIPHERAL_BASE + 0x08300000)
62 #define CFG_NVRAM_BASE_ADDR (CFG_PERIPHERAL_BASE + 0x08000000)
64 /*-----------------------------------------------------------------------
65 * Initial RAM & stack pointer (placed in internal SRAM)
66 *----------------------------------------------------------------------*/
67 #define CFG_TEMP_STACK_OCM 1
68 #define CFG_OCM_DATA_ADDR CFG_ISRAM_BASE
69 #define CFG_INIT_RAM_ADDR CFG_ISRAM_BASE /* Initial RAM address */
70 #define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
71 #define CFG_GBL_DATA_SIZE 128 /* num bytes initial data */
73 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
74 #define CFG_POST_WORD_ADDR (CFG_GBL_DATA_OFFSET - 0x4)
75 #define CFG_INIT_SP_OFFSET CFG_POST_WORD_ADDR
77 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */
78 #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc*/
80 /*-----------------------------------------------------------------------
82 *----------------------------------------------------------------------*/
83 #undef CONFIG_SERIAL_SOFTWARE_FIFO
84 #define CFG_EXT_SERIAL_CLOCK (1843200 * 6) /* Ext clk @ 11.059 MHz */
85 #define CONFIG_BAUDRATE 115200
87 #define CFG_BAUDRATE_TABLE \
88 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
90 /*-----------------------------------------------------------------------
92 *----------------------------------------------------------------------*/
94 * Define here the location of the environment variables (FLASH or NVRAM).
95 * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only
96 * supported for backward compatibility.
99 #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
101 #define CFG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
105 /*-----------------------------------------------------------------------
108 * NOTE: Upper 8 bytes of NVRAM is where the RTC registers are located.
109 * The DS1743 code assumes this condition (i.e. -- it assumes the base
110 * address for the RTC registers is:
112 * CFG_NVRAM_BASE_ADDR + CFG_NVRAM_SIZE
114 *----------------------------------------------------------------------*/
115 #define CFG_NVRAM_SIZE (0x2000 - 8) /* NVRAM size(8k)- RTC regs */
116 #define CONFIG_RTC_DS174x 1 /* DS1743 RTC */
118 #ifdef CFG_ENV_IS_IN_NVRAM
119 #define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
120 #define CFG_ENV_ADDR \
121 (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE)
122 #endif /* CFG_ENV_IS_IN_NVRAM */
124 /*-----------------------------------------------------------------------
126 *----------------------------------------------------------------------*/
127 #define CFG_MAX_FLASH_BANKS 3 /* number of banks */
128 #define CFG_MAX_FLASH_SECT 64 /* sectors per device */
130 #undef CFG_FLASH_CHECKSUM
131 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
132 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
134 #define CFG_FLASH_ADDR0 0x5555
135 #define CFG_FLASH_ADDR1 0x2aaa
136 #define CFG_FLASH_WORD_SIZE unsigned char
138 #ifdef CFG_ENV_IS_IN_FLASH
139 #define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
140 #define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
141 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
143 /* Address and size of Redundant Environment Sector */
144 #define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
145 #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
146 #endif /* CFG_ENV_IS_IN_FLASH */
148 /*-----------------------------------------------------------------------
150 *----------------------------------------------------------------------*/
151 #define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */
152 #define SPD_EEPROM_ADDRESS {0x53,0x52} /* SPD i2c spd addresses */
154 /*-----------------------------------------------------------------------
156 *----------------------------------------------------------------------*/
157 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
158 #undef CONFIG_SOFT_I2C /* I2C bit-banged */
159 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
160 #define CFG_I2C_SLAVE 0x7F
162 #define CFG_I2C_MULTI_EEPROMS
163 #define CFG_I2C_EEPROM_ADDR (0xa8>>1)
164 #define CFG_I2C_EEPROM_ADDR_LEN 1
165 #define CFG_EEPROM_PAGE_WRITE_ENABLE
166 #define CFG_EEPROM_PAGE_WRITE_BITS 3
167 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
169 #define CONFIG_PREBOOT "echo;" \
170 "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
173 #undef CONFIG_BOOTARGS
175 #define CONFIG_EXTRA_ENV_SETTINGS \
177 "hostname=ocotea\0" \
178 "nfsargs=setenv bootargs root=/dev/nfs rw " \
179 "nfsroot=${serverip}:${rootpath}\0" \
180 "ramargs=setenv bootargs root=/dev/ram rw\0" \
181 "addip=setenv bootargs ${bootargs} " \
182 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
183 ":${hostname}:${netdev}:off panic=1\0" \
184 "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
185 "flash_nfs=run nfsargs addip addtty;" \
186 "bootm ${kernel_addr}\0" \
187 "flash_self=run ramargs addip addtty;" \
188 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
189 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
191 "rootpath=/opt/eldk/ppc_4xx\0" \
192 "bootfile=/tftpboot/ocotea/uImage\0" \
193 "kernel_addr=fff00000\0" \
194 "ramdisk_addr=fff10000\0" \
195 "initrd_high=30000000\0" \
196 "load=tftp 100000 /tftpboot/ocotea/u-boot.bin\0" \
197 "update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \
198 "cp.b 100000 fffc0000 40000;" \
199 "setenv filesize;saveenv\0" \
200 "upd=run load;run update\0" \
202 #define CONFIG_BOOTCOMMAND "run flash_self"
205 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
207 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
210 #define CONFIG_BAUDRATE 115200
212 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
213 #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
215 #define CONFIG_MII 1 /* MII PHY management */
216 #define CONFIG_NET_MULTI 1
217 #define CONFIG_PHY_ADDR 1 /* PHY address, See schematics */
218 #define CONFIG_PHY1_ADDR 2
219 #define CONFIG_PHY2_ADDR 0x10
220 #define CONFIG_PHY3_ADDR 0x18
221 #define CONFIG_HAS_ETH0
222 #define CONFIG_HAS_ETH1
223 #define CONFIG_HAS_ETH2
224 #define CONFIG_HAS_ETH3
225 #define CONFIG_CIS8201_PHY 1 /* Enable 'special' RGMII mode for Cicada phy */
226 #define CONFIG_PHY_GIGE 1 /* Include GbE speed/duplex detection */
227 #define CONFIG_PHY_RESET 1 /* reset phy upon startup */
228 #define CONFIG_PHY_RESET_DELAY 1000
229 #define CFG_RX_ETH_BUFFER 32 /* Number of ethernet rx buffers & descriptors */
231 #define CONFIG_NETCONSOLE /* include NetConsole support */
233 #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
251 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
252 #include <cmd_confdefs.h>
254 #undef CONFIG_WATCHDOG /* watchdog disabled */
257 * Miscellaneous configurable options
259 #define CFG_LONGHELP /* undef to save memory */
260 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
261 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
262 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
264 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
266 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
267 #define CFG_MAXARGS 16 /* max number of command args */
268 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
270 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
271 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
273 #define CFG_LOAD_ADDR 0x100000 /* default load address */
274 #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
276 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
278 #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
279 #define CONFIG_LOOPW 1 /* enable loopw command */
280 #define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
281 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
282 #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
284 /*-----------------------------------------------------------------------
286 *-----------------------------------------------------------------------
289 #define CONFIG_PCI /* include pci support */
290 #define CONFIG_PCI_PNP /* do pci plug-and-play */
291 #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
292 #define CFG_PCI_TARGBASE 0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE */
294 /* Board-specific PCI */
295 #define CFG_PCI_PRE_INIT /* enable board pci_pre_init() */
296 #define CFG_PCI_TARGET_INIT /* let board init pci target */
298 #define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
299 #define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
302 * For booting Linux, the board info and command line data
303 * have to be in the first 8 MB of memory, since this is
304 * the maximum mapped by the Linux kernel during initialization.
306 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
307 /*-----------------------------------------------------------------------
308 * Cache Configuration
310 #define CFG_DCACHE_SIZE 32768 /* For AMCC 440 CPUs */
311 #define CFG_CACHELINE_SIZE 32 /* ... */
312 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
313 #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
317 * Internal Definitions
321 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
322 #define BOOTFLAG_WARM 0x02 /* Software reboot */
324 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
325 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
326 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
328 #endif /* __CONFIG_H */