388 lines
12 KiB
C
388 lines
12 KiB
C
|
/*
|
||
|
|
* (C) Copyright 2004
|
||
|
|
* Yusdi Santoso, Adaptec Inc., yusdi_santoso@adaptec.com
|
||
|
|
*
|
||
|
|
* (C) Copyright 2001, 2002
|
||
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.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_MPC824X 1
|
||
|
|
#define CONFIG_MPC8245 1
|
||
|
|
#define CONFIG_HIDDEN_DRAGON 1
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
#define USE_DINK32 1
|
||
|
|
#else
|
||
|
|
#undef USE_DINK32
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define CONFIG_CONS_INDEX 3 /* set to '3' for on-chip DUART */
|
||
|
|
#define CONFIG_BAUDRATE 9600
|
||
|
|
#define CONFIG_DRAM_SPEED 100 /* MHz */
|
||
|
|
|
||
|
|
#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
|
||
|
|
CFG_CMD_EEPROM | \
|
||
|
|
CFG_CMD_ELF | \
|
||
|
|
CFG_CMD_I2C | \
|
||
|
|
CFG_CMD_NET | \
|
||
|
|
CFG_CMD_PCI | \
|
||
|
|
CFG_CMD_PING )
|
||
|
|
|
||
|
|
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
||
|
|
#include <cmd_confdefs.h>
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Miscellaneous configurable options
|
||
|
|
*/
|
||
|
|
#define CFG_LONGHELP 1 /* undef to save memory */
|
||
|
|
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
|
||
|
|
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
||
|
|
#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_LOAD_ADDR 0x00100000 /* default load address */
|
||
|
|
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
|
||
|
|
|
||
|
|
/*-----------------------------------------------------------------------
|
||
|
|
* PCI stuff
|
||
|
|
*-----------------------------------------------------------------------
|
||
|
|
*/
|
||
|
|
#define CONFIG_PCI /* include pci support */
|
||
|
|
#undef CONFIG_PCI_PNP
|
||
|
|
|
||
|
|
#define CONFIG_NET_MULTI /* Multi ethernet cards support */
|
||
|
|
|
||
|
|
#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
|
||
|
|
|
||
|
|
#define PCI_ENET0_IOADDR 0x80000000
|
||
|
|
#define PCI_ENET0_MEMADDR 0x80000000
|
||
|
|
#define PCI_ENET1_IOADDR 0x81000000
|
||
|
|
#define PCI_ENET1_MEMADDR 0x81000000
|
||
|
|
|
||
|
|
#define CONFIG_RTL8139
|
||
|
|
#define _IO_BASE 0x00000000
|
||
|
|
/* This macro is used by RTL8139 but not defined in PPC architecture */
|
||
|
|
#define KSEG1ADDR(x) (x)
|
||
|
|
/* Make sure the ethaddr can be overwritten
|
||
|
|
TODO: Remove this on final product
|
||
|
|
*/
|
||
|
|
#define CONFIG_ENV_OVERWRITE
|
||
|
|
|
||
|
|
/*-----------------------------------------------------------------------
|
||
|
|
* 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_MAX_RAM_SIZE 0x02000000
|
||
|
|
|
||
|
|
#define CFG_RESET_ADDRESS 0xFFF00100
|
||
|
|
|
||
|
|
#if defined (USE_DINK32)
|
||
|
|
#define CFG_MONITOR_LEN 0x00030000
|
||
|
|
#define CFG_MONITOR_BASE 0x00090000
|
||
|
|
#define CFG_RAMBOOT 1
|
||
|
|
#define CFG_INIT_RAM_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
|
||
|
|
#define CFG_INIT_RAM_END 0x10000
|
||
|
|
#define CFG_GBL_DATA_SIZE 256 /* 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
|
||
|
|
#else
|
||
|
|
#undef CFG_RAMBOOT
|
||
|
|
#define CFG_MONITOR_LEN 0x00030000
|
||
|
|
#define CFG_MONITOR_BASE TEXT_BASE
|
||
|
|
|
||
|
|
#define CFG_GBL_DATA_SIZE 128
|
||
|
|
|
||
|
|
#define CFG_INIT_RAM_ADDR 0x40000000
|
||
|
|
#define CFG_INIT_RAM_END 0x1000
|
||
|
|
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define CFG_FLASH_BASE 0xFFE00000
|
||
|
|
#define CFG_FLASH_SIZE (2 * 1024 * 1024) /* Unity has onboard 1MByte flash */
|
||
|
|
#define CFG_ENV_IS_IN_FLASH 1
|
||
|
|
#define CFG_ENV_OFFSET 0x00004000 /* Offset of Environment Sector */
|
||
|
|
#define CFG_ENV_SIZE 0x00002000 /* Total Size of Environment Sector */
|
||
|
|
|
||
|
|
#define CFG_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
|
||
|
|
|
||
|
|
#define CFG_MEMTEST_START 0x00000000 /* memtest works on */
|
||
|
|
#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
|
||
|
|
|
||
|
|
#define CFG_EUMB_ADDR 0xFC000000
|
||
|
|
|
||
|
|
#define CFG_ISA_MEM 0xFD000000
|
||
|
|
#define CFG_ISA_IO 0xFE000000
|
||
|
|
|
||
|
|
#define CFG_FLASH_RANGE_BASE 0xFFE00000 /* flash memory address range */
|
||
|
|
#define CFG_FLASH_RANGE_SIZE 0x00200000
|
||
|
|
#define FLASH_BASE0_PRELIM 0xFFE00000 /* processor board flash */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* select i2c support configuration
|
||
|
|
*
|
||
|
|
* Supported configurations are {none, software, hardware} drivers.
|
||
|
|
* If the software driver is chosen, there are some additional
|
||
|
|
* configuration items that the driver uses to drive the port pins.
|
||
|
|
*/
|
||
|
|
#define CONFIG_HARD_I2C 1 /* To enable I2C support */
|
||
|
|
#undef CONFIG_SOFT_I2C /* I2C bit-banged */
|
||
|
|
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
|
||
|
|
#define CFG_I2C_SLAVE 0x7F
|
||
|
|
|
||
|
|
#ifdef CONFIG_SOFT_I2C
|
||
|
|
#error "Soft I2C is not configured properly. Please review!"
|
||
|
|
#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
|
||
|
|
#define I2C_ACTIVE (iop->pdir |= 0x00010000)
|
||
|
|
#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
|
||
|
|
#define I2C_READ ((iop->pdat & 0x00010000) != 0)
|
||
|
|
#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
|
||
|
|
else iop->pdat &= ~0x00010000
|
||
|
|
#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
|
||
|
|
else iop->pdat &= ~0x00020000
|
||
|
|
#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
|
||
|
|
#endif /* CONFIG_SOFT_I2C */
|
||
|
|
|
||
|
|
#define CFG_I2C_EEPROM_ADDR 0x57 /* EEPROM IS24C02 */
|
||
|
|
#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
|
||
|
|
#define CFG_EEPROM_PAGE_WRITE_BITS 3
|
||
|
|
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
|
||
|
|
|
||
|
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
||
|
|
#define CFG_FLASH_BANKS { FLASH_BASE0_PRELIM }
|
||
|
|
|
||
|
|
/*-----------------------------------------------------------------------
|
||
|
|
* Definitions for initial stack pointer and data area (in DPRAM)
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#define CFG_WINBOND_83C553 1 /*has a winbond bridge */
|
||
|
|
#define CFG_USE_WINBOND_IDE 0 /*use winbond 83c553 internal IDE ctrlr */
|
||
|
|
#define CFG_WINBOND_ISA_CFG_ADDR 0x80005800 /*pci-isa bridge config addr */
|
||
|
|
#define CFG_WINBOND_IDE_CFG_ADDR 0x80005900 /*ide config addr */
|
||
|
|
|
||
|
|
#define CFG_IDE_MAXBUS 2 /* max. 2 IDE busses */
|
||
|
|
#define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
|
||
|
|
|
||
|
|
/* TODO: Change this to VIA686A */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* NS87308 Configuration
|
||
|
|
*/
|
||
|
|
#define CFG_NS87308 /* Nat Semi super-io controller on ISA bus */
|
||
|
|
|
||
|
|
#define CFG_NS87308_BADDR_10 1
|
||
|
|
|
||
|
|
#define CFG_NS87308_DEVS ( CFG_NS87308_UART1 | \
|
||
|
|
CFG_NS87308_UART2 | \
|
||
|
|
CFG_NS87308_POWRMAN | \
|
||
|
|
CFG_NS87308_RTC_APC )
|
||
|
|
|
||
|
|
#undef CFG_NS87308_PS2MOD
|
||
|
|
|
||
|
|
#define CFG_NS87308_CS0_BASE 0x0076
|
||
|
|
#define CFG_NS87308_CS0_CONF 0x30
|
||
|
|
#define CFG_NS87308_CS1_BASE 0x0075
|
||
|
|
#define CFG_NS87308_CS1_CONF 0x30
|
||
|
|
#define CFG_NS87308_CS2_BASE 0x0074
|
||
|
|
#define CFG_NS87308_CS2_CONF 0x30
|
||
|
|
|
||
|
|
/*
|
||
|
|
* NS16550 Configuration
|
||
|
|
*/
|
||
|
|
#define CFG_NS16550
|
||
|
|
#define CFG_NS16550_SERIAL
|
||
|
|
|
||
|
|
#define CFG_NS16550_REG_SIZE 1
|
||
|
|
|
||
|
|
#if (CONFIG_CONS_INDEX > 2)
|
||
|
|
#define CFG_NS16550_CLK CONFIG_DRAM_SPEED*1000000
|
||
|
|
#else
|
||
|
|
#define CFG_NS16550_CLK 1843200
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define CFG_NS16550_COM1 (CFG_ISA_IO + CFG_NS87308_UART1_BASE)
|
||
|
|
#define CFG_NS16550_COM2 (CFG_ISA_IO + CFG_NS87308_UART2_BASE)
|
||
|
|
#define CFG_NS16550_COM3 (CFG_EUMB_ADDR + 0x4500)
|
||
|
|
#define CFG_NS16550_COM4 (CFG_EUMB_ADDR + 0x4600)
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Low Level Configuration Settings
|
||
|
|
* (address mappings, register initial values, etc.)
|
||
|
|
* You should know what you are doing if you make changes here.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
|
||
|
|
|
||
|
|
#define CFG_ROMNAL 7 /*rom/flash next access time */
|
||
|
|
#define CFG_ROMFAL 11 /*rom/flash access time */
|
||
|
|
|
||
|
|
#define CFG_REFINT 430 /* no of clock cycles between CBR refresh cycles */
|
||
|
|
|
||
|
|
/* the following are for SDRAM only*/
|
||
|
|
#define CFG_BSTOPRE 121 /* Burst To Precharge, sets open page interval */
|
||
|
|
#define CFG_REFREC 8 /* Refresh to activate interval */
|
||
|
|
#define CFG_RDLAT 4 /* data latency from read command */
|
||
|
|
#define CFG_PRETOACT 3 /* Precharge to activate interval */
|
||
|
|
#define CFG_ACTTOPRE 5 /* Activate to Precharge interval */
|
||
|
|
#define CFG_ACTORW 3 /* Activate to R/W */
|
||
|
|
#define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
|
||
|
|
#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */
|
||
|
|
#if 0
|
||
|
|
#define CFG_SDMODE_BURSTLEN 2 /* OBSOLETE! SDMODE Burst length 2=4, 3=8 */
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define CFG_REGISTERD_TYPE_BUFFER 1
|
||
|
|
#define CFG_EXTROM 1
|
||
|
|
#define CFG_REGDIMM 0
|
||
|
|
|
||
|
|
|
||
|
|
/* memory bank settings*/
|
||
|
|
/*
|
||
|
|
* only bits 20-29 are actually used from these vales to set the
|
||
|
|
* start/end address the upper two bits will be 0, and the lower 20
|
||
|
|
* bits will be set to 0x00000 for a start address, or 0xfffff for an
|
||
|
|
* end address
|
||
|
|
*/
|
||
|
|
#define CFG_BANK0_START 0x00000000
|
||
|
|
#define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1)
|
||
|
|
#define CFG_BANK0_ENABLE 1
|
||
|
|
#define CFG_BANK1_START 0x3ff00000
|
||
|
|
#define CFG_BANK1_END 0x3fffffff
|
||
|
|
#define CFG_BANK1_ENABLE 0
|
||
|
|
#define CFG_BANK2_START 0x3ff00000
|
||
|
|
#define CFG_BANK2_END 0x3fffffff
|
||
|
|
#define CFG_BANK2_ENABLE 0
|
||
|
|
#define CFG_BANK3_START 0x3ff00000
|
||
|
|
#define CFG_BANK3_END 0x3fffffff
|
||
|
|
#define CFG_BANK3_ENABLE 0
|
||
|
|
#define CFG_BANK4_START 0x00000000
|
||
|
|
#define CFG_BANK4_END 0x00000000
|
||
|
|
#define CFG_BANK4_ENABLE 0
|
||
|
|
#define CFG_BANK5_START 0x00000000
|
||
|
|
#define CFG_BANK5_END 0x00000000
|
||
|
|
#define CFG_BANK5_ENABLE 0
|
||
|
|
#define CFG_BANK6_START 0x00000000
|
||
|
|
#define CFG_BANK6_END 0x00000000
|
||
|
|
#define CFG_BANK6_ENABLE 0
|
||
|
|
#define CFG_BANK7_START 0x00000000
|
||
|
|
#define CFG_BANK7_END 0x00000000
|
||
|
|
#define CFG_BANK7_ENABLE 0
|
||
|
|
/*
|
||
|
|
* Memory bank enable bitmask, specifying which of the banks defined above
|
||
|
|
are actually present. MSB is for bank #7, LSB is for bank #0.
|
||
|
|
*/
|
||
|
|
#define CFG_BANK_ENABLE 0x01
|
||
|
|
|
||
|
|
#define CFG_ODCR 0xff /* configures line driver impedances, */
|
||
|
|
/* see 8240 book for bit definitions */
|
||
|
|
#define CFG_PGMAX 0x32 /* how long the 8240 retains the */
|
||
|
|
/* currently accessed page in memory */
|
||
|
|
/* see 8240 book for details */
|
||
|
|
|
||
|
|
/* SDRAM 0 - 256MB */
|
||
|
|
#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
|
||
|
|
#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
|
||
|
|
|
||
|
|
/* stack in DCACHE @ 1GB (no backing mem) */
|
||
|
|
#if defined(USE_DINK32)
|
||
|
|
#define CFG_IBAT1L (0x40000000 | BATL_PP_00 )
|
||
|
|
#define CFG_IBAT1U (0x40000000 | BATU_BL_128K )
|
||
|
|
#else
|
||
|
|
#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
|
||
|
|
#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* PCI memory */
|
||
|
|
#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
|
||
|
|
#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
|
||
|
|
|
||
|
|
/* Flash, config addrs, etc */
|
||
|
|
#define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
|
||
|
|
#define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
|
||
|
|
|
||
|
|
#define CFG_DBAT0L CFG_IBAT0L
|
||
|
|
#define CFG_DBAT0U CFG_IBAT0U
|
||
|
|
#define CFG_DBAT1L CFG_IBAT1L
|
||
|
|
#define CFG_DBAT1U CFG_IBAT1U
|
||
|
|
#define CFG_DBAT2L CFG_IBAT2L
|
||
|
|
#define CFG_DBAT2U CFG_IBAT2U
|
||
|
|
#define CFG_DBAT3L CFG_IBAT3L
|
||
|
|
#define CFG_DBAT3U CFG_IBAT3U
|
||
|
|
|
||
|
|
/*
|
||
|
|
* 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 /* max number of memory banks */
|
||
|
|
#define CFG_MAX_FLASH_SECT 36 /* max number of sectors on one chip */
|
||
|
|
|
||
|
|
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
|
||
|
|
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
|
||
|
|
|
||
|
|
/*-----------------------------------------------------------------------
|
||
|
|
* Cache Configuration
|
||
|
|
*/
|
||
|
|
#define CFG_CACHELINE_SIZE 32 /* For MPC8240 CPU */
|
||
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
||
|
|
# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Internal Definitions
|
||
|
|
*
|
||
|
|
* Boot Flags
|
||
|
|
*/
|
||
|
|
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
|
||
|
|
#define BOOTFLAG_WARM 0x02 /* Software reboot */
|
||
|
|
|
||
|
|
/* values according to the manual */
|
||
|
|
#define CONFIG_DRAM_50MHZ 1
|
||
|
|
#define CONFIG_SDRAM_50MHZ
|
||
|
|
|
||
|
|
#undef NR_8259_INTS
|
||
|
|
#define NR_8259_INTS 1
|
||
|
|
|
||
|
|
#define CONFIG_DISK_SPINUP_TIME 1000000
|
||
|
|
|
||
|
|
#endif /* __CONFIG_H */
|