/* * Copyright (c) 2005 Freescale Semiconductor, Inc. * * (C) Copyright 2006 * Alex Bounine , Tundra Semiconductor Corp. * Roy Zang , <tie-fei.zang@freescale.com> Freescale Corp. * * 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 specific configuration options for Freescale * MPC7448HPC2 (High-Performance Computing II) (Taiga) board * */ #ifndef __CONFIG_H #define __CONFIG_H #undef DEBUG /* Board Configuration Definitions */ /* MPC7448HPC2 (High-Performance Computing II) (Taiga) board */ #define CONFIG_MPC7448HPC2 #define CONFIG_74xx #define CONFIG_750FX /* this option to enable init of extended BATs */ #define CONFIG_ALTIVEC /* undef to disable */ #define CFG_BOARD_NAME "MPC7448 HPC II" #define CONFIG_IDENT_STRING " Freescale MPC7448 HPC II" #define CFG_OCN_CLK 133000000 /* 133 MHz */ #define CFG_CONFIG_BUS_CLK 133000000 #define CFG_CLK_SPREAD /* Enable Spread-Spectrum Clock generation */ #undef CONFIG_ECC /* disable ECC support */ /* Board-specific Initialization Functions to be called */ #define CFG_BOARD_ASM_INIT #define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_BOARD_EARLY_INIT_R #define CONFIG_MISC_INIT_R #define CONFIG_HAS_ETH1 #define CONFIG_ENV_OVERWRITE /* * High Level Configuration Options * (easy to change) */ #define CONFIG_BAUDRATE 115200 /* console baudrate = 115000 */ /*#define CFG_HUSH_PARSER */ #undef CFG_HUSH_PARSER #define CFG_PROMPT_HUSH_PS2 "> " /* Pass open firmware flat tree */ #define CONFIG_OF_FLAT_TREE 1 #define CONFIG_OF_BOARD_SETUP 1 #define OF_CPU "PowerPC,7448@0" #define OF_TSI "tsi108@c0000000" #define OF_TBCLK (bd->bi_busfreq / 8) #define OF_STDOUT_PATH "/tsi108@c0000000/serial@7808" /* * The following defines let you select what serial you want to use * for your console driver. * * what to do: * If you have hacked a serial cable onto the second DUART channel, * change the CFG_DUART port from 1 to 0 below. * */ #define CONFIG_CONS_INDEX 1 #define CFG_NS16550 #define CFG_NS16550_SERIAL #define CFG_NS16550_REG_SIZE 1 #define CFG_NS16550_CLK CFG_OCN_CLK * 8 #define CFG_NS16550_COM1 (CFG_TSI108_CSR_RST_BASE+0x7808) #define CFG_NS16550_COM2 (CFG_TSI108_CSR_RST_BASE+0x7C08) #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ #define CONFIG_ZERO_BOOTDELAY_CHECK #undef CONFIG_BOOTARGS /* #define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" * to mount root filesystem over NFS;echo" */ #if (CONFIG_BOOTDELAY >= 0) #define CONFIG_BOOTCOMMAND "tftpboot 0x400000 zImage.initrd.elf;\ setenv bootargs $(bootargs) $(bootargs_root) nfsroot=$(serverip):$(rootpath) \ ip=$(ipaddr):$(serverip)$(bootargs_end); bootm 0x400000; " #define CONFIG_BOOTARGS "console=ttyS0,115200" #endif #undef CONFIG_EXTRA_ENV_SETTINGS #define CONFIG_SERIAL "No. 1" /* Networking Configuration */ #define KSEG1ADDR(a) (a) /* Needed by the rtl8139 driver */ #define CONFIG_TSI108_ETH #define CONFIG_TSI108_ETH_NUM_PORTS 2 #define CONFIG_NET_MULTI #define CONFIG_BOOTFILE zImage.initrd.elf #define CONFIG_LOADADDR 0x400000 /*-------------------------------------------------------------------------- */ #define CONFIG_LOADS_ECHO 0 /* echo off for serial download */ #define CFG_LOADS_BAUD_CHANGE /* allow baudrate changes */ #undef CONFIG_WATCHDOG /* watchdog disabled */ /* * BOOTP options */ #define CONFIG_BOOTP_SUBNETMASK #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_BOOTFILESIZE /* * Command line configuration. */ #include <config_cmd_default.h> #define CONFIG_CMD_ASKENV #define CONFIG_CMD_CACHE #define CONFIG_CMD_PCI #define CONFIG_CMD_I2C #define CONFIG_CMD_SDRAM #define CONFIG_CMD_EEPROM #define CONFIG_CMD_FLASH #define CONFIG_CMD_ENV #define CONFIG_CMD_BSP #define CONFIG_CMD_DHCP #define CONFIG_CMD_PING #define CONFIG_CMD_DATE /*set date in u-boot*/ #define CONFIG_RTC_M48T35A #define CFG_NVRAM_BASE_ADDR 0xfc000000 #define CFG_NVRAM_SIZE 0x8000 /* * Miscellaneous configurable options */ #define CONFIG_VERSION_VARIABLE 1 #define CONFIG_TSI108_I2C #define CFG_I2C_EEPROM_ADDR 0x50 /* I2C EEPROM page 1 */ #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #if defined(CONFIG_CMD_KGDB) #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port at */ #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_MEMTEST_START 0x00400000 /* memtest works on */ #define CFG_MEMTEST_END 0x07c00000 /* 4 ... 124 MB in DRAM */ #define CFG_LOAD_ADDR 0x00400000 /* default load address */ #define CFG_HZ 1000 /* decr freq: 1ms ticks */ /* * Low Level Configuration Settings * (address mappings, register initial values, etc.) * You should know what you are doing if you make changes here. */ /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area */ /* * When locking data in cache you should point the CFG_INIT_RAM_ADDRESS * To an unused memory region. The stack will remain in cache until RAM * is initialized */ #undef CFG_INIT_RAM_LOCK #define CFG_INIT_RAM_ADDR 0x07d00000 /* unused memory region */ #define CFG_INIT_RAM_END 0x4000/* larger space - we have SDRAM initialized */ #define CFG_GBL_DATA_SIZE 128/* size in bytes reserved for init data */ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) /*----------------------------------------------------------------------- * 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 /* first 256 MB of SDRAM */ #define CFG_SDRAM1_BASE 0x10000000 /* next 256MB of SDRAM */ #define CFG_SDRAM2_BASE 0x40000000 /* beginning of non-cacheable alias for SDRAM - first 256MB */ #define CFG_SDRAM3_BASE 0x50000000 /* next Non-Cacheable 256MB of SDRAM */ #define CFG_PCI_PFM_BASE 0x80000000 /* Prefetchable (cacheable) PCI/X PFM and SDRAM OCN (128MB+128MB) */ #define CFG_PCI_MEM32_BASE 0xE0000000 /* Non-Cacheable PCI/X MEM and SDRAM OCN (128MB+128MB) */ #define CFG_MISC_REGION_BASE 0xf0000000 /* Base Address for (PCI/X + Flash) region */ #define CFG_FLASH_BASE 0xff000000 /* Base Address of Flash device */ #define CFG_FLASH_BASE2 0xfe000000 /* Alternate Flash Base Address */ #define CONFIG_VERY_BIG_RAM /* we will use up to 256M memory for cause we are short of BATS */ #define PCI0_IO_BASE_BOOTM 0xfd000000 #define CFG_RESET_ADDRESS 0x3fffff00 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MONITOR_BASE TEXT_BASE /* u-boot code base */ #define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc */ /* Peripheral Device section */ /* * Resources on the Tsi108 */ #define CFG_TSI108_CSR_RST_BASE 0xC0000000 /* Tsi108 CSR base after reset */ #define CFG_TSI108_CSR_BASE CFG_TSI108_CSR_RST_BASE /* Runtime Tsi108 CSR base */ #define ENABLE_PCI_CSR_BAR /* enables access to Tsi108 CSRs from the PCI/X bus */ #undef DISABLE_PBM /* * PCI stuff * */ #define CONFIG_PCI /* include pci support */ #define CONFIG_TSI108_PCI /* include tsi108 pci support */ #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_HOST PCI_HOST_FORCE /* select pci host function */ #define CONFIG_PCI_PNP /* do pci plug-and-play */ /* PCI MEMORY MAP section */ /* PCI view of System Memory */ #define CFG_PCI_MEMORY_BUS 0x00000000 #define CFG_PCI_MEMORY_PHYS 0x00000000 #define CFG_PCI_MEMORY_SIZE 0x80000000 /* PCI Memory Space */ #define CFG_PCI_MEM_BUS (CFG_PCI_MEM_PHYS) #define CFG_PCI_MEM_PHYS (CFG_PCI_MEM32_BASE) /* 0xE0000000 */ #define CFG_PCI_MEM_SIZE 0x10000000 /* 256 MB space for PCI/X Mem + SDRAM OCN */ /* PCI I/O Space */ #define CFG_PCI_IO_BUS 0x00000000 #define CFG_PCI_IO_PHYS 0xfa000000 /* Changed from fd000000 */ #define CFG_PCI_IO_SIZE 0x01000000 /* 16MB */ #define _IO_BASE 0x00000000 /* points to PCI I/O space */ /* PCI Config Space mapping */ #define CFG_PCI_CFG_BASE 0xfb000000 /* Changed from FE000000 */ #define CFG_PCI_CFG_SIZE 0x01000000 /* 16MB */ #define CFG_IBAT0U 0xFE0003FF #define CFG_IBAT0L 0xFE000002 #define CFG_IBAT1U 0x00007FFF #define CFG_IBAT1L 0x00000012 #define CFG_IBAT2U 0x80007FFF #define CFG_IBAT2L 0x80000022 #define CFG_IBAT3U 0x00000000 #define CFG_IBAT3L 0x00000000 #define CFG_IBAT4U 0x00000000 #define CFG_IBAT4L 0x00000000 #define CFG_IBAT5U 0x00000000 #define CFG_IBAT5L 0x00000000 #define CFG_IBAT6U 0x00000000 #define CFG_IBAT6L 0x00000000 #define CFG_IBAT7U 0x00000000 #define CFG_IBAT7L 0x00000000 #define CFG_DBAT0U 0xE0003FFF #define CFG_DBAT0L 0xE000002A #define CFG_DBAT1U 0x00007FFF #define CFG_DBAT1L 0x00000012 #define CFG_DBAT2U 0x00000000 #define CFG_DBAT2L 0x00000000 #define CFG_DBAT3U 0xC0000003 #define CFG_DBAT3L 0xC000002A #define CFG_DBAT4U 0x00000000 #define CFG_DBAT4L 0x00000000 #define CFG_DBAT5U 0x00000000 #define CFG_DBAT5L 0x00000000 #define CFG_DBAT6U 0x00000000 #define CFG_DBAT6L 0x00000000 #define CFG_DBAT7U 0x00000000 #define CFG_DBAT7L 0x00000000 /* I2C addresses for the two DIMM SPD chips */ #define DIMM0_I2C_ADDR 0x51 #define DIMM1_I2C_ADDR 0x52 /* * 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_MAX_FLASH_BANKS 1 /* Flash can be at one of two addresses */ #define FLASH_BANK_SIZE 0x01000000 /* 16 MB Total */ #define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE, /* CFG_FLASH_BASE2 */ } #define CFG_FLASH_CFI_DRIVER #define CFG_FLASH_CFI #define CFG_WRITE_SWAPPED_DATA #define PHYS_FLASH_SIZE 0x01000000 #define CFG_MAX_FLASH_SECT (128) #define CFG_ENV_IS_IN_NVRAM #define CFG_ENV_ADDR 0xFC000000 #define CFG_ENV_OFFSET 0x00000000 /* Offset of Environment Sector */ #define CFG_ENV_SIZE 0x00000400 /* Total Size of Environment Space */ /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_CACHELINE_SIZE 32 /* For all MPC74xx CPUs */ #if defined(CONFIG_CMD_KGDB) #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif /*----------------------------------------------------------------------- * L2CR setup -- make sure this is right for your board! * look in include/mpc74xx.h for the defines used here */ #undef CFG_L2 #define L2_INIT 0 #define L2_ENABLE (L2_INIT | L2CR_L2E) /* * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ #define CFG_SERIAL_HANG_IN_EXCEPTION #endif /* __CONFIG_H */