include/configs/ebony.h

   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 CFG_SDRAM_BASE      0x00000000      /* _must_ be 0              */
  62 #define CFG_FLASH_BASE      0xff800000      /* start of FLASH           */
  63 #define CFG_PCI_MEMBASE     0x80000000      /* mapped pci memory        */
  64 #define CFG_PERIPHERAL_BASE 0xe0000000      /* internal peripherals     */
  65 #define CFG_ISRAM_BASE      0xc0000000      /* internal SRAM            */
  66 #define CFG_PCI_BASE        0xd0000000      /* internal PCI regs        */
  67
  68 #define CFG_NVRAM_BASE_ADDR (CFG_PERIPHERAL_BASE + 0x08000000)
  69 #define CFG_FPGA_BASE       (CFG_PERIPHERAL_BASE + 0x08300000)
  70
  71 /*-----------------------------------------------------------------------
  72  * Initial RAM & stack pointer (placed in internal SRAM)
  73  *----------------------------------------------------------------------*/
  74 #define CFG_INIT_RAM_ADDR   CFG_ISRAM_BASE  /* Initial RAM address      */
  75 #define CFG_INIT_RAM_END    0x2000          /* End of used area in RAM  */
  76 #define CFG_GBL_DATA_SIZE  128              /* num bytes initial data   */
  77
  78 #define CFG_GBL_DATA_OFFSET     (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  79 #define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
  80
  81 /*-----------------------------------------------------------------------
  82  * Serial Port
  83  *----------------------------------------------------------------------*/
  84 #undef  CONFIG_SERIAL_SOFTWARE_FIFO
  85 #define CFG_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  *      CFG_NVRAM_BASE_ADDR + CFG_NVRAM_SIZE
  95  *
  96  *----------------------------------------------------------------------*/
  97 #define CFG_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         (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CONFIG_ENV_SIZE)
 104 #endif /* CONFIG_ENV_IS_IN_NVRAM */
 105
 106 /*-----------------------------------------------------------------------
 107  * FLASH related
 108  *----------------------------------------------------------------------*/
 109 #define CFG_MAX_FLASH_BANKS     3                   /* number of banks      */
 110 #define CFG_MAX_FLASH_SECT      32                  /* sectors per device   */
 111
 112 #define CFG_FLASH_ERASE_TOUT    120000  /* Timeout for Flash Erase (in ms)      */
 113 #define CFG_FLASH_WRITE_TOUT    500     /* Timeout for Flash Write (in ms)      */
 114
 115 #define CFG_FLASH_EMPTY_INFO            /* print 'E' for empty sector on flinfo */
 116
 117 #define CFG_FLASH_ADDR0         0x5555
 118 #define CFG_FLASH_ADDR1         0x2aaa
 119 #define CFG_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         (CFG_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 CFG_I2C_SPEED           400000  /* I2C speed and slave address  */
 142
 143 #define CFG_I2C_MULTI_EEPROMS
 144 #define CFG_I2C_EEPROM_ADDR     (0xa8>>1)
 145 #define CFG_I2C_EEPROM_ADDR_LEN 1
 146 #define CFG_EEPROM_PAGE_WRITE_ENABLE
 147 #define CFG_EEPROM_PAGE_WRITE_BITS 3
 148 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
 149
 150 /*
 151  * Default environment variables
 152  */
 153 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 154         CONFIG_AMCC_DEF_ENV                                             \
 155         CONFIG_AMCC_DEF_ENV_POWERPC                                     \
 156         CONFIG_AMCC_DEF_ENV_PPC_OLD                                     \
 157         CONFIG_AMCC_DEF_ENV_NOR_UPD                                     \
 158         "kernel_addr=ff800000\0"                                        \
 159         "ramdisk_addr=ff810000\0"                                       \
 160         ""
 161
 162 #define CONFIG_PHY_ADDR         8       /* PHY address                  */
 163 #define CONFIG_HAS_ETH0
 164 #define CONFIG_HAS_ETH1
 165 #define CONFIG_PHY1_ADDR        9       /* EMAC1 PHY address            */
 166
 167 /*
 168  * Commands additional to the ones defined in amcc-common.h
 169  */
 170 #define CONFIG_CMD_DATE
 171 #define CONFIG_CMD_PCI
 172 #define CONFIG_CMD_SDRAM
 173 #define CONFIG_CMD_SNTP
 174
 175 /*-----------------------------------------------------------------------
 176  * PCI stuff
 177  *-----------------------------------------------------------------------
 178  */
 179 /* General PCI */
 180 #define CONFIG_PCI                                  /* include pci support              */
 181 #define CONFIG_PCI_PNP                          /* do pci plug-and-play         */
 182 #define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup  */
 183 #define CFG_PCI_TARGBASE    0x80000000  /* PCIaddr mapped to CFG_PCI_MEMBASE */
 184
 185 /* Board-specific PCI */
 186 #define CFG_PCI_TARGET_INIT                 /* let board init pci target    */
 187
 188 #define CFG_PCI_SUBSYS_VENDORID 0x10e8  /* AMCC */
 189 #define CFG_PCI_SUBSYS_DEVICEID 0xcafe  /* Whatever */
 190
 191 #endif  /* __CONFIG_H */