2 * (C) Copyright 2001-2003
3 * Stefan Roese, esd gmbh germany, stefan.roese@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 */
38 #define CONFIG_CPCIISER4 1 /* ...on a CPCIISER4 board */
40 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
42 #define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
44 #define CONFIG_BAUDRATE 9600
45 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
47 #undef CONFIG_BOOTARGS
48 #define CONFIG_BOOTCOMMAND "bootm fff00000"
50 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
51 #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
53 #define CONFIG_MII 1 /* MII PHY management */
54 #define CONFIG_PHY_ADDR 0 /* PHY address */
55 #define CONFIG_LXT971_NO_SLEEP 1 /* disable sleep mode in LXT971 */
57 #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
64 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
65 #include <cmd_confdefs.h>
67 #undef CONFIG_WATCHDOG /* watchdog disabled */
69 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
72 * Miscellaneous configurable options
74 #define CFG_LONGHELP /* undef to save memory */
75 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
76 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
77 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
79 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
81 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
82 #define CFG_MAXARGS 16 /* max number of command args */
83 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
85 #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
87 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
88 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
90 #define CFG_EXT_SERIAL_CLOCK 1843200 /* use external serial clock */
92 /* The following table includes the supported baudrates */
93 #define CFG_BAUDRATE_TABLE \
94 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
95 57600, 115200, 230400, 460800, 921600 }
97 #define CFG_LOAD_ADDR 0x100000 /* default load address */
98 #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
100 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
102 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
104 /*-----------------------------------------------------------------------
106 *-----------------------------------------------------------------------
108 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
109 #define PCI_HOST_FORCE 1 /* configure as pci host */
110 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
112 #define CONFIG_PCI /* include pci support */
113 #define CONFIG_PCI_HOST PCI_HOST_AUTO /* select pci host function */
114 #define CONFIG_PCI_PNP /* do pci plug-and-play */
115 /* resource configuration */
117 #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
118 #define CFG_PCI_SUBSYS_DEVICEID 0x0404 /* PCI Device ID: CPCI-ISER4 */
119 #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
120 #define CFG_PCI_PTM1MS 0xff000001 /* 16MB, enable hard-wired to 1 */
121 #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
122 #define CFG_PCI_PTM2LA 0xffe00000 /* point to flash */
123 #define CFG_PCI_PTM2MS 0xffe00001 /* 2MB, enable */
124 #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
126 /*-----------------------------------------------------------------------
127 * Start addresses for the final memory configuration
128 * (Set up by the startup code)
129 * Please note that CFG_SDRAM_BASE _must_ start at 0
131 #define CFG_SDRAM_BASE 0x00000000
132 #define CFG_FLASH_BASE 0xFFFC0000
133 #define CFG_MONITOR_BASE CFG_FLASH_BASE
134 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
135 #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
138 * For booting Linux, the board info and command line data
139 * have to be in the first 8 MB of memory, since this is
140 * the maximum mapped by the Linux kernel during initialization.
142 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
143 /*-----------------------------------------------------------------------
146 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
147 #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
149 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
150 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
152 #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
153 #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
154 #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
156 * The following defines are added for buggy IOP480 byte interface.
157 * All other boards should use the standard values (CPCI405 etc.)
159 #define CFG_FLASH_READ0 0x0000 /* 0 is standard */
160 #define CFG_FLASH_READ1 0x0001 /* 1 is standard */
161 #define CFG_FLASH_READ2 0x0002 /* 2 is standard */
163 #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
165 /*-----------------------------------------------------------------------
166 * I2C EEPROM (CAT24WC08) for environment
168 #define CONFIG_HARD_I2C /* I2C with hardware support */
169 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
170 #define CFG_I2C_SLAVE 0x7F
172 #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
173 #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
174 /* mask of address bits that overflow into the "EEPROM chip address" */
175 #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07
176 #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
177 /* 16 byte page write mode using*/
178 /* last 4 bits of the address */
179 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
180 #define CFG_EEPROM_PAGE_WRITE_ENABLE
182 #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
183 #define CFG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */
184 #define CFG_ENV_SIZE 0x300 /* 768 bytes may be used for env vars */
185 /* total size of a CAT24WC08 is 1024 bytes */
187 /*-----------------------------------------------------------------------
188 * Cache Configuration
190 #define CFG_DCACHE_SIZE 8192 /* For IBM 405 CPUs */
191 #define CFG_CACHELINE_SIZE 32 /* ... */
192 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
193 #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
197 * Init Memory Controller:
199 * BR0/1 and OR0/1 (FLASH)
202 #define FLASH_BASE0_PRELIM 0xFFF00000 /* FLASH bank #0 */
203 #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
205 /*-----------------------------------------------------------------------
206 * External Bus Controller (EBC) Setup
209 /* Memory Bank 0 (Flash Bank 0) initialization */
210 #define CFG_EBC_PB0AP 0x92015480
211 #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
213 /* Memory Bank 1 (Uart 8bit) initialization */
214 #define CFG_EBC_PB1AP 0x01000480 /* TWT=2,TH=2,no Ready,BEM=0,SOR=1 */
215 #define CFG_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
217 /* Memory Bank 2 (Uart 32bit) initialization */
218 #define CFG_EBC_PB2AP 0x000004c0 /* no Ready, BEM=1 */
219 #define CFG_EBC_PB2CR 0xF011C000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=32bit */
221 /* Memory Bank 3 (FPGA Reset) initialization */
222 #define CFG_EBC_PB3AP 0x010004C0 /* no Ready, BEM=1 */
223 #define CFG_EBC_PB3CR 0xF021A000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=16bit */
225 /*-----------------------------------------------------------------------
226 * Definitions for initial stack pointer and data area (in DPRAM)
228 #define CFG_INIT_DCACHE_CS 7 /* use cs # 7 for data cache memory */
229 #define CFG_INIT_RAM_ADDR 0x40000000 /* use data cache */
230 #define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
231 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
232 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
233 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
236 * Internal Definitions
240 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
241 #define BOOTFLAG_WARM 0x02 /* Software reboot */
243 #endif /* __CONFIG_H */