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_405EP 1 /* This is a PPC405 CPU */
37 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
38 #define CONFIG_DP405 1 /* ...on a DP405 board */
40 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
41 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
43 #define CONFIG_SYS_CLK_FREQ 33333300 /* external frequency to pll */
45 #define CONFIG_BAUDRATE 9600
46 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
48 #undef CONFIG_BOOTARGS
49 #undef CONFIG_BOOTCOMMAND
51 #define CONFIG_PREBOOT /* enable preboot variable */
53 #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
55 #define CONFIG_MII 1 /* MII PHY management */
56 #define CONFIG_PHY_ADDR 0 /* PHY address */
58 #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
67 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
68 #include <cmd_confdefs.h>
70 #undef CONFIG_WATCHDOG /* watchdog disabled */
72 #define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/
73 #define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */
75 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
77 #define CONFIG_PRAM 2 /* reserve 2 kB "protected RAM" */
80 * Miscellaneous configurable options
82 #define CFG_LONGHELP /* undef to save memory */
83 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
85 #undef CFG_HUSH_PARSER /* use "hush" command parser */
86 #ifdef CFG_HUSH_PARSER
87 #define CFG_PROMPT_HUSH_PS2 "> "
90 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
91 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
93 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
95 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
96 #define CFG_MAXARGS 16 /* max number of command args */
97 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
99 #define CFG_DEVICE_NULLDEV 1 /* include nulldev device */
101 #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
103 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
104 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
106 #undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
107 #define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
108 #define CFG_BASE_BAUD 691200
109 #undef CONFIG_UART1_CONSOLE /* define for uart1 as console */
111 /* The following table includes the supported baudrates */
112 #define CFG_BAUDRATE_TABLE \
113 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
114 57600, 115200, 230400, 460800, 921600 }
116 #define CFG_LOAD_ADDR 0x100000 /* default load address */
117 #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
119 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
121 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
123 #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
125 #define CFG_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */
127 /*-----------------------------------------------------------------------
129 *-----------------------------------------------------------------------
131 #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
132 #define PCI_HOST_FORCE 1 /* configure as pci host */
133 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
135 #define CONFIG_PCI /* include pci support */
136 #define CONFIG_PCI_HOST PCI_HOST_HOST /* select pci host function */
137 #undef CONFIG_PCI_PNP /* do pci plug-and-play */
138 /* resource configuration */
140 #undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
142 #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
143 #define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */
144 #define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
145 #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
146 #define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
147 #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
148 #define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
149 #define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
150 #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
153 * For booting Linux, the board info and command line data
154 * have to be in the first 8 MB of memory, since this is
155 * the maximum mapped by the Linux kernel during initialization.
157 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
158 /*-----------------------------------------------------------------------
161 #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
163 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
164 #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
166 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
167 #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
169 #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
170 #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
171 #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
173 * The following defines are added for buggy IOP480 byte interface.
174 * All other boards should use the standard values (CPCI405 etc.)
176 #define CFG_FLASH_READ0 0x0000 /* 0 is standard */
177 #define CFG_FLASH_READ1 0x0001 /* 1 is standard */
178 #define CFG_FLASH_READ2 0x0002 /* 2 is standard */
180 #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
182 #if 0 /* test-only */
183 #define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
184 #define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */
187 /*-----------------------------------------------------------------------
188 * Start addresses for the final memory configuration
189 * (Set up by the startup code)
190 * Please note that CFG_SDRAM_BASE _must_ start at 0
192 #define CFG_SDRAM_BASE 0x00000000
193 #define CFG_FLASH_BASE 0xFFFC0000
194 #define CFG_MONITOR_BASE TEXT_BASE
195 #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
196 #define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
198 #if (CFG_MONITOR_BASE < FLASH_BASE0_PRELIM)
199 # define CFG_RAMBOOT 1
204 /*-----------------------------------------------------------------------
205 * Environment Variable setup
207 #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
208 #define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */
209 #define CFG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/
210 /* total size of a CAT24WC16 is 2048 bytes */
212 #define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
213 #define CFG_NVRAM_SIZE 242 /* NVRAM size */
215 /*-----------------------------------------------------------------------
216 * I2C EEPROM (CAT24WC16) for environment
218 #define CONFIG_HARD_I2C /* I2c with hardware support */
219 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
220 #define CFG_I2C_SLAVE 0x7F
222 #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
223 #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
224 /* mask of address bits that overflow into the "EEPROM chip address" */
225 #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07
226 #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
227 /* 16 byte page write mode using*/
228 /* last 4 bits of the address */
229 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
230 #define CFG_EEPROM_PAGE_WRITE_ENABLE
232 /*-----------------------------------------------------------------------
233 * Cache Configuration
235 #define CFG_DCACHE_SIZE 16384 /* For AMCC 405 CPUs, older 405 ppc's */
236 /* have only 8kB, 16kB is save here */
237 #define CFG_CACHELINE_SIZE 32 /* ... */
238 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
239 #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
242 /*-----------------------------------------------------------------------
243 * External Bus Controller (EBC) Setup
246 #define CAN_BA 0xF0000000 /* CAN Base Address */
247 #define RTC_BA 0xF0000500 /* RTC Base Address */
249 /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
250 #define CFG_EBC_PB0AP 0x92015480
251 #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
253 #if 0 /* test-only */
254 /* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */
255 #define CFG_EBC_PB1AP 0x92015480
256 #define CFG_EBC_PB1CR 0xF4018000 /* BAS=0xF40,BS=1MB,BU=R/W,BW=8bit */
259 /* Memory Bank 2 (8 Bit Peripheral: CAN, UART, RTC) initialization */
260 #define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
261 #define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
263 /*-----------------------------------------------------------------------
266 #define CFG_FPGA_XC95XL 1 /* using Xilinx XC95XL CPLD */
267 #define CFG_FPGA_MAX_SIZE 32*1024 /* 32kByte is enough for CPLD */
269 /* FPGA program pin configuration */
270 #define CFG_FPGA_PRG 0x04000000 /* JTAG TMS pin (ppc output) */
271 #define CFG_FPGA_CLK 0x02000000 /* JTAG TCK pin (ppc output) */
272 #define CFG_FPGA_DATA 0x01000000 /* JTAG TDO->TDI data pin (ppc output) */
273 #define CFG_FPGA_INIT 0x00010000 /* unused (ppc input) */
274 #define CFG_FPGA_DONE 0x00008000 /* JTAG TDI->TDO pin (ppc input) */
276 /*-----------------------------------------------------------------------
277 * Definitions for initial stack pointer and data area (in data cache)
279 /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
280 #define CFG_TEMP_STACK_OCM 1
282 /* On Chip Memory location */
283 #define CFG_OCM_DATA_ADDR 0xF8000000
284 #define CFG_OCM_DATA_SIZE 0x1000
285 #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
286 #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
288 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
289 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
290 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
292 /*-----------------------------------------------------------------------
293 * Definitions for GPIO setup (PPC405EP specific)
295 * GPIO0[0] - External Bus Controller BLAST output
296 * GPIO0[1-9] - Instruction trace outputs -> GPIO
297 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
298 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
299 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
300 * GPIO0[24-27] - UART0 control signal inputs/outputs
301 * GPIO0[28-29] - UART1 data signal input/output
302 * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
304 /* GPIO Input: OSR=00, ISR=00, TSR=00, TCR=0 */
305 /* GPIO Output: OSR=00, ISR=00, TSR=00, TCR=1 */
306 /* Alt. Funtion Input: OSR=00, ISR=01, TSR=00, TCR=0 */
307 /* Alt. Funtion Output: OSR=01, ISR=00, TSR=00, TCR=1 */
308 #define CFG_GPIO0_OSRH 0x40000540 /* 0 ... 15 */
309 #define CFG_GPIO0_OSRL 0x00000110 /* 16 ... 31 */
310 #define CFG_GPIO0_ISR1H 0x00000000 /* 0 ... 15 */
311 #define CFG_GPIO0_ISR1L 0x14000045 /* 16 ... 31 */
312 #define CFG_GPIO0_TSRH 0x00000000 /* 0 ... 15 */
313 #define CFG_GPIO0_TSRL 0x00000000 /* 16 ... 31 */
314 #define CFG_GPIO0_TCR 0xF7FE0014 /* 0 ... 31 */
317 * Internal Definitions
321 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
322 #define BOOTFLAG_WARM 0x02 /* Software reboot */
325 * Default speed selection (cpu_plb_opb_ebc) in mhz.
326 * This value will be set if iic boot eprom is disabled.
329 #define PLLMR0_DEFAULT PLLMR0_266_133_66_33
330 #define PLLMR1_DEFAULT PLLMR1_266_133_66_33
333 #define PLLMR0_DEFAULT PLLMR0_200_100_50_33
334 #define PLLMR1_DEFAULT PLLMR1_200_100_50_33
337 #define PLLMR0_DEFAULT PLLMR0_133_66_66_33
338 #define PLLMR1_DEFAULT PLLMR1_133_66_66_33
341 #endif /* __CONFIG_H */