| /* |
| * (C) Copyright 2001-2003 |
| * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| /* |
| * board/config.h - configuration options, board specific |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /* |
| * High Level Configuration Options |
| * (easy to change) |
| */ |
| |
| #define CONFIG_405GP 1 /* This is a PPC405 CPU */ |
| #define CONFIG_4xx 1 /* ...member of PPC4xx family */ |
| #define CONFIG_PMC405 1 /* ...on a PMC405 board */ |
| |
| #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ |
| #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */ |
| |
| #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */ |
| |
| #define CONFIG_BAUDRATE 9600 |
| #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ |
| |
| #undef CONFIG_BOOTARGS |
| #define CONFIG_RAMBOOTCOMMAND \ |
| "setenv bootargs root=/dev/ram rw nfsroot=$(serverip):$(rootpath) " \ |
| "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ |
| "bootm ffc00000 ffca0000" |
| #define CONFIG_NFSBOOTCOMMAND \ |
| "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ |
| "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ |
| "bootm ffc00000" |
| #define CONFIG_BOOTCOMMAND CONFIG_RAMBOOTCOMMAND |
| |
| #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
| #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ |
| |
| #define CONFIG_MII 1 /* MII PHY management */ |
| #define CONFIG_PHY_ADDR 0 /* PHY address */ |
| |
| #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ |
| CFG_CMD_BSP | \ |
| CFG_CMD_PCI | \ |
| CFG_CMD_IRQ | \ |
| CFG_CMD_ELF | \ |
| CFG_CMD_DATE | \ |
| CFG_CMD_JFFS2 | \ |
| CFG_CMD_MII | \ |
| CFG_CMD_I2C | \ |
| CFG_CMD_PING | \ |
| CFG_CMD_EEPROM ) |
| |
| #define CONFIG_MAC_PARTITION |
| #define CONFIG_DOS_PARTITION |
| |
| /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| #include <cmd_confdefs.h> |
| |
| #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| |
| #define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/ |
| #define CFG_RTC_REG_BASE_ADDR 0xF0000300 /* RTC Base Address */ |
| |
| #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ |
| |
| /* |
| * Miscellaneous configurable options |
| */ |
| #define CFG_LONGHELP /* undef to save memory */ |
| #define CFG_PROMPT "=> " /* Monitor Command Prompt */ |
| |
| #undef CFG_HUSH_PARSER /* use "hush" command parser */ |
| #ifdef CFG_HUSH_PARSER |
| #define CFG_PROMPT_HUSH_PS2 "> " |
| #endif |
| |
| #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
| #else |
| #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
| #endif |
| #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
| #define CFG_MAXARGS 16 /* max number of command args */ |
| #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ |
| |
| #define CFG_DEVICE_NULLDEV 1 /* include nulldev device */ |
| |
| #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ |
| |
| #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ |
| #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ |
| |
| #undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */ |
| #define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */ |
| #define CFG_BASE_BAUD 691200 |
| |
| /* The following table includes the supported baudrates */ |
| #define CFG_BAUDRATE_TABLE \ |
| { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ |
| 57600, 115200, 230400, 460800, 921600 } |
| |
| #define CFG_LOAD_ADDR 0x100000 /* default load address */ |
| #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ |
| |
| #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| |
| #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ |
| |
| #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ |
| |
| #define CFG_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */ |
| |
| /*----------------------------------------------------------------------- |
| * PCI stuff |
| *----------------------------------------------------------------------- |
| */ |
| #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */ |
| #define PCI_HOST_FORCE 1 /* configure as pci host */ |
| #define PCI_HOST_AUTO 2 /* detected via arbiter enable */ |
| |
| #define CONFIG_PCI /* include pci support */ |
| #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ |
| #define CONFIG_PCI_PNP /* do pci plug-and-play */ |
| /* resource configuration */ |
| |
| #undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */ |
| |
| #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ |
| #define CFG_PCI_SUBSYS_DEVICEID 0x0408 /* PCI Device ID: PMC-405 */ |
| #define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/ |
| #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ |
| #define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */ |
| #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ |
| #define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */ |
| #define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */ |
| #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ |
| |
| /*----------------------------------------------------------------------- |
| * Start addresses for the final memory configuration |
| * (Set up by the startup code) |
| * Please note that CFG_SDRAM_BASE _must_ start at 0 |
| */ |
| #define CFG_SDRAM_BASE 0x00000000 |
| #define CFG_MONITOR_BASE 0xFFFC0000 |
| #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ |
| #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ |
| |
| /* |
| * For booting Linux, the board info and command line data |
| * have to be in the first 8 MB of memory, since this is |
| * the maximum mapped by the Linux kernel during initialization. |
| */ |
| #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| |
| /*----------------------------------------------------------------------- |
| * FLASH organization |
| */ |
| #define CFG_FLASH_CFI 1 /* Flash is CFI conformant */ |
| #define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ |
| #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ |
| #undef CFG_FLASH_PROTECTION /* don't use hardware protection */ |
| #define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ |
| #define CFG_FLASH_BASE 0xFE000000 |
| #define CFG_FLASH_INCREMENT 0x01000000 |
| |
| #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ |
| |
| #define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */ |
| #define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains u-boot */ |
| |
| /*----------------------------------------------------------------------- |
| * Environment Variable setup |
| */ |
| #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ |
| #define CFG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */ |
| #define CFG_ENV_SIZE 0x800 /* 2048 bytes may be used for env vars*/ |
| /* total size of a CAT24WC16 is 2048 bytes */ |
| |
| #define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */ |
| #define CFG_NVRAM_SIZE 242 /* NVRAM size */ |
| |
| /*----------------------------------------------------------------------- |
| * I2C EEPROM (CAT24WC16) for environment |
| */ |
| #define CONFIG_HARD_I2C /* I2c with hardware support */ |
| #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ |
| #define CFG_I2C_SLAVE 0x7F |
| |
| #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ |
| #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ |
| /* mask of address bits that overflow into the "EEPROM chip address" */ |
| #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07 |
| #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ |
| /* 16 byte page write mode using*/ |
| /* last 4 bits of the address */ |
| #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ |
| #define CFG_EEPROM_PAGE_WRITE_ENABLE |
| |
| /*----------------------------------------------------------------------- |
| * Cache Configuration |
| */ |
| #define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */ |
| /* have only 8kB, 16kB is save here */ |
| #define CFG_CACHELINE_SIZE 32 /* ... */ |
| #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
| #endif |
| |
| /*----------------------------------------------------------------------- |
| * External Bus Controller (EBC) Setup |
| */ |
| #define FLASH0_BA 0xFF000000 /* FLASH 0 Base Address */ |
| #define FLASH1_BA 0xFE000000 /* FLASH 1 Base Address */ |
| #define CAN_BA 0xF0000000 /* CAN Base Address */ |
| #define RTC_BA 0xF0000500 /* RTC Base Address */ |
| #define CF_BA 0xF0100000 /* CompactFlash Base Address */ |
| |
| /* Memory Bank 0 (Flash Bank 0) initialization */ |
| #define CFG_EBC_PB0AP 0x92015480 |
| #define CFG_EBC_PB0CR FLASH0_BA | 0x9A000 /* BAS=0xFF0,BS=16MB,BU=R/W,BW=16bit*/ |
| |
| /* Memory Bank 1 (Flash Bank 1) initialization */ |
| #define CFG_EBC_PB1AP 0x92015480 |
| #define CFG_EBC_PB1CR FLASH1_BA | 0x9A000 /* BAS=0xFE0,BS=16MB,BU=R/W,BW=16bit*/ |
| |
| /* Memory Bank 2 (CAN0, 1, RTC) initialization */ |
| #define CFG_EBC_PB2AP 0x03000040 /* TWT=6,TH=0,CSN=0,OEN=0,WBN=0,WBF=0 */ |
| #define CFG_EBC_PB2CR CAN_BA | 0x18000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ |
| |
| /* Memory Bank 3 (CompactFlash IDE, FPGA internal) initialization */ |
| #define CFG_EBC_PB3AP 0x010059C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
| #define CFG_EBC_PB3CR CF_BA | 0x1A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */ |
| |
| /*----------------------------------------------------------------------- |
| * FPGA stuff |
| */ |
| #define CFG_FPGA_XC95XL 1 /* using Xilinx XC95XL CPLD */ |
| #define CFG_FPGA_MAX_SIZE 32*1024 /* 32kByte is enough for CPLD */ |
| |
| /* FPGA program pin configuration */ |
| #define CFG_FPGA_PRG 0x04000000 /* JTAG TMS pin (ppc output) */ |
| #define CFG_FPGA_CLK 0x02000000 /* JTAG TCK pin (ppc output) */ |
| #define CFG_FPGA_DATA 0x01000000 /* JTAG TDO->TDI data pin (ppc output) */ |
| #define CFG_FPGA_INIT 0x00010000 /* unused (ppc input) */ |
| #define CFG_FPGA_DONE 0x00008000 /* JTAG TDI->TDO pin (ppc input) */ |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for initial stack pointer and data area (in data cache) |
| */ |
| |
| /* use on chip memory ( OCM ) for temperary stack until sdram is tested */ |
| #define CFG_TEMP_STACK_OCM 1 |
| |
| /* On Chip Memory location */ |
| #define CFG_OCM_DATA_ADDR 0xF8000000 |
| #define CFG_OCM_DATA_SIZE 0x1000 |
| |
| #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ |
| #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ |
| #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ |
| #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
| #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
| |
| /* |
| * Internal Definitions |
| * |
| * Boot Flags |
| */ |
| #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
| #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| |
| #endif /* __CONFIG_H */ |