3 * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.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 PPC405 CPU */
37 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
39 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
41 #define CONFIG_SYS_CLK_FREQ 33330000 /* external frequency to pll */
43 #define CONFIG_BAUDRATE 9600
44 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
46 #undef CONFIG_BOOTARGS
47 #undef CONFIG_BOOTCOMMAND
49 #define CONFIG_PREBOOT /* enable preboot variable */
51 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
52 #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
54 #define CONFIG_MII 1 /* MII PHY management */
55 #define CONFIG_PHY_ADDR 0 /* PHY address */
57 #define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & ~CFG_CMD_NET) | \
65 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
66 #include <cmd_confdefs.h>
68 #undef CONFIG_WATCHDOG /* watchdog disabled */
70 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
73 * Miscellaneous configurable options
75 #define CFG_LONGHELP /* undef to save memory */
76 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
78 #undef CFG_HUSH_PARSER /* use "hush" command parser */
79 #ifdef CFG_HUSH_PARSER
80 #define CFG_PROMPT_HUSH_PS2 "> "
83 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
84 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
86 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
88 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
89 #define CFG_MAXARGS 16 /* max number of command args */
90 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
92 #define CFG_DEVICE_NULLDEV 1 /* include nulldev device */
94 #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
96 #define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */
98 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
99 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
101 #undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
102 #define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
103 #define CFG_BASE_BAUD 691200
104 #define CONFIG_UART1_CONSOLE /* define for uart1 as console */
106 /* The following table includes the supported baudrates */
107 #define CFG_BAUDRATE_TABLE \
108 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
109 57600, 115200, 230400, 460800, 921600 }
111 #define CFG_LOAD_ADDR 0x100000 /* default load address */
112 #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
114 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
116 #define CONFIG_LOOPW 1 /* enable loopw command */
118 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
120 #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
122 #define CFG_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */
124 /*-----------------------------------------------------------------------
126 *-----------------------------------------------------------------------
128 #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
129 #define PCI_HOST_FORCE 1 /* configure as pci host */
130 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
132 #define CONFIG_PCI /* include pci support */
133 #define CONFIG_PCI_HOST PCI_HOST_AUTO /* select pci host function */
134 #define CONFIG_PCI_PNP /* do pci plug-and-play */
135 /* resource configuration */
137 #define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
139 #define CONFIG_PCI_CONFIG_HOST_BRIDGE 1 /* don't skip host bridge config*/
141 #define CONFIG_PCI_BOOTDELAY 0 /* enable pci bootdelay variable*/
143 #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
144 #define CFG_PCI_SUBSYS_DEVICEID 0x040b /* PCI Device ID: CPCI-2DP */
145 #define CFG_PCI_CLASSCODE 0x0280 /* PCI Class Code: Network/Other*/
147 #define CFG_PCI_PTM1LA (bd->bi_memstart) /* point to sdram */
148 #define CFG_PCI_PTM1MS (~(bd->bi_memsize - 1) | 1) /* memsize, enable hard-wired to 1 */
149 #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
150 #define CFG_PCI_PTM2LA 0xef000000 /* point to internal regs + PB0/1 */
151 #define CFG_PCI_PTM2MS 0xff000001 /* 16MB, enable */
152 #define CFG_PCI_PTM2PCI 0x00000000 /* Host: use this pci address */
154 /*-----------------------------------------------------------------------
155 * Start addresses for the final memory configuration
156 * (Set up by the startup code)
157 * Please note that CFG_SDRAM_BASE _must_ start at 0
159 #define CFG_SDRAM_BASE 0x00000000
160 #define CFG_FLASH_BASE 0xFFFC0000
161 #define CFG_MONITOR_BASE CFG_FLASH_BASE
162 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
163 #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
166 * For booting Linux, the board info and command line data
167 * have to be in the first 8 MB of memory, since this is
168 * the maximum mapped by the Linux kernel during initialization.
170 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
171 /*-----------------------------------------------------------------------
174 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
175 #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
177 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
178 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
180 #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
181 #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
182 #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
184 #define CFG_FLASH_READ0 0x0000 /* 0 is standard */
185 #define CFG_FLASH_READ1 0x0001 /* 1 is standard */
186 #define CFG_FLASH_READ2 0x0002 /* 2 is standard */
188 #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
190 #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
191 #define CFG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */
192 #define CFG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars */
194 /*-----------------------------------------------------------------------
195 * I2C EEPROM (CAT24WC16) for environment
197 #define CONFIG_HARD_I2C /* I2c with hardware support */
198 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
199 #define CFG_I2C_SLAVE 0x7F
201 #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
202 #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
203 /* mask of address bits that overflow into the "EEPROM chip address" */
204 #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07
205 #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
206 /* 16 byte page write mode using*/
207 /* last 4 bits of the address */
208 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
209 #define CFG_EEPROM_PAGE_WRITE_ENABLE
211 #define CFG_EEPROM_WREN 1
213 /*-----------------------------------------------------------------------
214 * Cache Configuration
216 #define CFG_DCACHE_SIZE 16384 /* For AMCC 405 CPUs, older 405 ppc's */
217 /* have only 8kB, 16kB is save here */
218 #define CFG_CACHELINE_SIZE 32 /* ... */
219 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
220 #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
224 * Init Memory Controller:
226 * BR0/1 and OR0/1 (FLASH)
228 #define FLASH_BASE0_PRELIM 0xFFE00000 /* FLASH bank #0 */
229 #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
231 /*-----------------------------------------------------------------------
232 * External Bus Controller (EBC) Setup
235 /* Memory Bank 0 (Flash Bank 0) initialization */
236 #define CFG_EBC_PB0AP 0x92015480
237 #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
239 /* Memory Bank 2 (PB0) initialization */
240 #define CFG_EBC_PB2AP 0x03004580 /* TWT=6,WBN=1,TH=2,RE=1,SOR=1 */
241 #define CFG_EBC_PB2CR 0xEF018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
243 /* Memory Bank 3 (PB1) initialization */
244 #define CFG_EBC_PB3AP 0x03004580 /* TWT=6,WBN=1,TH=2,RE=1,SOR=1 */
245 #define CFG_EBC_PB3CR 0xEF118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */
247 /*-----------------------------------------------------------------------
248 * Definitions for initial stack pointer and data area (in data cache)
250 #define CFG_INIT_DCACHE_CS 7 /* use cs # 7 for data cache memory */
252 #define CFG_INIT_RAM_ADDR 0x40000000 /* use data cache */
253 #define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
254 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
255 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
256 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
258 /*-----------------------------------------------------------------------
261 #define CFG_EEPROM_WP (0x80000000 >> 13) /* GPIO13 */
262 #define CFG_SELF_RST (0x80000000 >> 14) /* GPIO14 */
263 #define CFG_PB_LED (0x80000000 >> 16) /* GPIO16 */
264 #define CFG_INTA_FAKE (0x80000000 >> 23) /* GPIO23 */
267 * Internal Definitions
271 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
272 #define BOOTFLAG_WARM 0x02 /* Software reboot */
274 #endif /* __CONFIG_H */