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/* * (C) Copyright 2000-2005 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * (C) Copyright 2006 * Martin Krause, TQ-Systems GmBH, martin.krause@tqs.de * * 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_MPC885 1 /* This is a MPC885 CPU */ #define CONFIG_TQM885D 1 /* ...on a TQM88D module */ #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */ #define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */ #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */ #define CONFIG_8xx_CPUCLK_DEFAULT 66000000 /* 66 MHz - CPU default clock */ /* (it will be used if there is no */ /* 'cpuclk' variable with valid value) */ #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */ #define CONFIG_BOOTCOUNT_LIMIT #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #define CONFIG_BOARD_TYPES 1 /* support board types */ #define CONFIG_PREBOOT "echo;" \ "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ "echo" #undef CONFIG_BOOTARGS #define CONFIG_EXTRA_ENV_SETTINGS \ "netdev=eth0\0" \ "nfsargs=setenv bootargs root=/dev/nfs rw " \ "nfsroot=${serverip}:${rootpath}\0" \ "ramargs=setenv bootargs root=/dev/ram rw\0" \ "addip=setenv bootargs ${bootargs} " \ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ ":${hostname}:${netdev}:off panic=1\0" \ "flash_nfs=run nfsargs addip;" \ "bootm ${kernel_addr}\0" \ "flash_self=run ramargs addip;" \ "bootm ${kernel_addr} ${ramdisk_addr}\0" \ "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ "rootpath=/opt/eldk/ppc_8xx\0" \ "bootfile=/tftpboot/TQM885D/uImage\0" \ "fdt_addr=400C0000\0" \ "kernel_addr=40100000\0" \ "ramdisk_addr=40280000\0" \ "load=tftp 200000 ${u-boot}\0" \ "update=protect off 40000000 +${filesize};" \ "erase 40000000 +${filesize};" \ "cp.b 200000 40000000 ${filesize};" \ "protect on 40000000 +${filesize}\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ #undef CONFIG_WATCHDOG /* watchdog disabled */ #define CONFIG_STATUS_LED 1 /* Status LED enabled */ #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ /* enable I2C and select the hardware/software driver */ #undef CONFIG_HARD_I2C /* I2C with hardware support */ #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ #define CONFIG_SYS_I2C_SPEED 93000 /* 93 kHz is supposed to work */ #define CONFIG_SYS_I2C_SLAVE 0xFE #ifdef CONFIG_SOFT_I2C /* * Software (bit-bang) I2C driver configuration */ #define PB_SCL 0x00000020 /* PB 26 */ #define PB_SDA 0x00000010 /* PB 27 */ #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \ else immr->im_cpm.cp_pbdat &= ~PB_SDA #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ else immr->im_cpm.cp_pbdat &= ~PB_SCL #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */ #endif /* CONFIG_SOFT_I2C */ #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C?? */ #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* two byte address */ #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ # define CONFIG_RTC_DS1337 1 # define CONFIG_SYS_I2C_RTC_ADDR 0x68 /* * BOOTP options */ #define CONFIG_BOOTP_SUBNETMASK #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_MAC_PARTITION #define CONFIG_DOS_PARTITION #undef CONFIG_RTC_MPC8xx /* MPC885 does not support RTC */ #define CONFIG_TIMESTAMP /* but print image timestmps */ /* * Command line configuration. */ #include <config_cmd_default.h> #define CONFIG_CMD_ASKENV #define CONFIG_CMD_DATE #define CONFIG_CMD_DHCP #define CONFIG_CMD_EEPROM #define CONFIG_CMD_I2C #define CONFIG_CMD_IDE #define CONFIG_CMD_MII #define CONFIG_CMD_NFS #define CONFIG_CMD_PING /* * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ #define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */ #ifdef CONFIG_SYS_HUSH_PARSER #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " #endif #if defined(CONFIG_CMD_KGDB) #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ #else #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ #endif #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ #define CONFIG_SYS_MEMTEST_START 0x0100000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x0300000 /* 1 ... 3 MB in DRAM */ #define CONFIG_SYS_ALT_MEMTEST /* alternate, more extensive memory test.*/ #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /* * Enable loopw command. */ #define CONFIG_LOOPW /* * Low Level Configuration Settings * (address mappings, register initial values, etc.) * You should know what you are doing if you make changes here. */ /*----------------------------------------------------------------------- * Internal Memory Mapped Register */ #define CONFIG_SYS_IMMR 0xFFF00000 /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area (in DPRAM) */ #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET /*----------------------------------------------------------------------- * Start addresses for the final memory configuration * (Set up by the startup code) * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 */ #define CONFIG_SYS_SDRAM_BASE 0x00000000 #define CONFIG_SYS_FLASH_BASE 0x40000000 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE #define CONFIG_SYS_MALLOC_LEN (256 << 10) /* 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ /*----------------------------------------------------------------------- * FLASH organization */ /* use CFI flash driver */ #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } #define CONFIG_SYS_FLASH_EMPTY_INFO #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ #define CONFIG_ENV_IS_IN_FLASH 1 #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */ #define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment */ #define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */ /* Address and size of Redundant Environment Sector */ #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE) #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) /*----------------------------------------------------------------------- * Hardware Information Block */


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