1/* 2 * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com> 3 * 4 * See file CREDITS for list of people who contributed to this 5 * project. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License as 9 * published by the Free Software Foundation; either version 2 of 10 * the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 20 * MA 02111-1307 USA 21 */ 22 23/************************************************************************ 24 * board/config_EBONY.h - configuration for AMCC 440GP Ref (Ebony) 25 ***********************************************************************/ 26 27#ifndef __CONFIG_H 28#define __CONFIG_H 29 30/*----------------------------------------------------------------------- 31 * High Level Configuration Options 32 *----------------------------------------------------------------------*/ 33#define CONFIG_EBONY 1 /* Board is ebony */ 34#define CONFIG_440GP 1 /* Specifc GP support */ 35#define CONFIG_440 1 /* ... PPC440 family */ 36#define CONFIG_4xx 1 /* ... PPC4xx family */ 37#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ 38#define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */ 39 40/* 41 * Include common defines/options for all AMCC eval boards 42 */ 43#define CONFIG_HOSTNAME ebony 44#include "amcc-common.h" 45 46/* 47 * Define here the location of the environment variables (FLASH or NVRAM). 48 * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only 49 * supported for backward compatibility. 50 */ 51#if 1 52#define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ 53#else 54#define CONFIG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */ 55#endif 56 57/*----------------------------------------------------------------------- 58 * Base addresses -- Note these are effective addresses where the 59 * actual resources get mapped (not physical addresses) 60 *----------------------------------------------------------------------*/ 61#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */ 62#define CONFIG_SYS_FLASH_BASE 0xff800000 /* start of FLASH */ 63#define CONFIG_SYS_PCI_MEMBASE 0x80000000 /* mapped pci memory */ 64#define CONFIG_SYS_PERIPHERAL_BASE 0xe0000000 /* internal peripherals */ 65#define CONFIG_SYS_ISRAM_BASE 0xc0000000 /* internal SRAM */ 66#define CONFIG_SYS_PCI_BASE 0xd0000000 /* internal PCI regs */ 67 68#define CONFIG_SYS_NVRAM_BASE_ADDR (CONFIG_SYS_PERIPHERAL_BASE + 0x08000000) 69#define CONFIG_SYS_FPGA_BASE (CONFIG_SYS_PERIPHERAL_BASE + 0x08300000) 70 71/*----------------------------------------------------------------------- 72 * Initial RAM & stack pointer (placed in internal SRAM) 73 *----------------------------------------------------------------------*/ 74#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_ISRAM_BASE /* Initial RAM address */ 75#define CONFIG_SYS_INIT_RAM_END 0x2000 /* End of used area in RAM */ 76#define CONFIG_SYS_GBL_DATA_SIZE 128 /* num bytes initial data */ 77 78#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) 79#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 80 81/*----------------------------------------------------------------------- 82 * Serial Port 83 *----------------------------------------------------------------------*/ 84#undef CONFIG_SERIAL_SOFTWARE_FIFO 85#define CONFIG_SYS_EXT_SERIAL_CLOCK (1843200 * 6) /* Ext clk @ 11.059 MHz */ 86 87/*----------------------------------------------------------------------- 88 * NVRAM/RTC 89 * 90 * NOTE: Upper 8 bytes of NVRAM is where the RTC registers are located. 91 * The DS1743 code assumes this condition (i.e. -- it assumes the base 92 * address for the RTC registers is: 93 * 94 * CONFIG_SYS_NVRAM_BASE_ADDR + CONFIG_SYS_NVRAM_SIZE 95 * 96 *----------------------------------------------------------------------*/ 97#define CONFIG_SYS_NVRAM_SIZE (0x2000 - 8) /* NVRAM size(8k)- RTC regs */ 98#define CONFIG_RTC_DS174x 1 /* DS1743 RTC */ 99 100#ifdef CONFIG_ENV_IS_IN_NVRAM 101#define CONFIG_ENV_SIZE 0x1000 /* Size of Environment vars */ 102#define CONFIG_ENV_ADDR \ 103 (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) 104#endif /* CONFIG_ENV_IS_IN_NVRAM */ 105 106/*----------------------------------------------------------------------- 107 * FLASH related 108 *----------------------------------------------------------------------*/ 109#define CONFIG_SYS_MAX_FLASH_BANKS 3 /* number of banks */ 110#define CONFIG_SYS_MAX_FLASH_SECT 32 /* sectors per device */ 111 112#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ 113#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ 114 115#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ 116 117#define CONFIG_SYS_FLASH_ADDR0 0x5555 118#define CONFIG_SYS_FLASH_ADDR1 0x2aaa 119#define CONFIG_SYS_FLASH_WORD_SIZE unsigned char 120 121#ifdef CONFIG_ENV_IS_IN_FLASH 122#define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */ 123#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE) 124#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ 125 126/* Address and size of Redundant Environment Sector */ 127#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE) 128#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) 129#endif /* CONFIG_ENV_IS_IN_FLASH */ 130 131/*----------------------------------------------------------------------- 132 * DDR SDRAM 133 *----------------------------------------------------------------------*/ 134#define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */ 135#define SPD_EEPROM_ADDRESS {0x53,0x52} /* SPD i2c spd addresses */ 136#define CONFIG_PROG_SDRAM_TLB 1 /* setup SDRAM TLB's dynamically*/ 137 138/*----------------------------------------------------------------------- 139 * I2C 140 *----------------------------------------------------------------------*/ 141#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */ 142 143#define CONFIG_SYS_I2C_MULTI_EEPROMS 144#define CONFIG_SYS_I2C_EEPROM_ADDR (0xa8>>1) 145#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 146#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 147#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 148 149/* 150 * Default environment variables 151 */ 152#define CONFIG_EXTRA_ENV_SETTINGS \ 153 CONFIG_AMCC_DEF_ENV \ 154 CONFIG_AMCC_DEF_ENV_POWERPC \ 155 CONFIG_AMCC_DEF_ENV_PPC_OLD \ 156 CONFIG_AMCC_DEF_ENV_NOR_UPD \ 157 "kernel_addr=ff800000\0" \ 158 "ramdisk_addr=ff810000\0" \ 159 "" 160 161#define CONFIG_PHY_ADDR 8 /* PHY address */ 162#define CONFIG_HAS_ETH0 163#define CONFIG_HAS_ETH1 164#define CONFIG_PHY1_ADDR 9 /* EMAC1 PHY address */ 165 166/* 167 * Commands additional to the ones defined in amcc-common.h 168 */ 169#define CONFIG_CMD_DATE 170#define CONFIG_CMD_PCI 171#define CONFIG_CMD_SDRAM 172#define CONFIG_CMD_SNTP 173 174/*----------------------------------------------------------------------- 175 * PCI stuff 176 *----------------------------------------------------------------------- 177 */ 178/* General PCI */ 179#define CONFIG_PCI /* include pci support */ 180#define CONFIG_PCI_PNP /* do pci plug-and-play */ 181#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ 182#define CONFIG_SYS_PCI_TARGBASE 0x80000000 /* PCIaddr mapped to CONFIG_SYS_PCI_MEMBASE */ 183 184/* Board-specific PCI */ 185#define CONFIG_SYS_PCI_TARGET_INIT /* let board init pci target */ 186 187#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ 188#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */ 189 190#endif /* __CONFIG_H */ 191