/* * (C) Copyright 2001 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * SPDX-License-Identifier: GPL-2.0+ */ /* ------------------------------------------------------------------------- */ /* * 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_MPC8240 1 */ #define CONFIG_MPC8245 1 #define CONFIG_EXALION 1 #define CONFIG_SYS_TEXT_BASE 0xFFF00000 #if defined (CONFIG_MPC8240) /* #warning ---------- eXalion with MPC8240 --------------- */ #elif defined (CONFIG_MPC8245) /* #warning ++++++++++ eXalion with MPC8245 +++++++++++++++ */ #elif defined (CONFIG_MPC8245) && defined (CONFIG_MPC8245) #error #### Both types of MPC824x defined (CONFIG_8240 and CONFIG_8245) #else #error #### Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240) #endif /* older kernels need clock in MHz newer in Hz */ /* #define CONFIG_CLOCKS_IN_MHZ 1 */ /* clocks passsed to Linux in MHz */ #undef CONFIG_CLOCKS_IN_MHZ #define CONFIG_BOOTDELAY 10 /*#define CONFIG_DRAM_SPEED 66 */ /* MHz */ /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. */ #include #define CONFIG_CMD_FLASH #define CONFIG_CMD_SDRAM #define CONFIG_CMD_I2C #define CONFIG_CMD_IDE #define CONFIG_CMD_FAT #define CONFIG_CMD_SAVEENV #define CONFIG_CMD_PCI /*----------------------------------------------------------------------- * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP 1 /* undef to save memory */ #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ #define CONFIG_SYS_MAXARGS 8 /* max number of command args */ #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */ #define CONFIG_MISC_INIT_R 1 /*----------------------------------------------------------------------- * 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_MAX_RAM_SIZE 0x10000000 /* 1 GBytes - initdram() will */ /* return real value. */ #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100 #undef CONFIG_SYS_RAMBOOT #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area */ #define CONFIG_SYS_INIT_DATA_SIZE 128 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 #define CONFIG_SYS_INIT_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_DATA_SIZE) #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET #if defined (CONFIG_MPC8240) #define CONFIG_SYS_FLASH_BASE 0xFFE00000 #define CONFIG_SYS_FLASH_SIZE (2 * 1024 * 1024) /* onboard 2MByte flash */ #elif defined (CONFIG_MPC8245) #define CONFIG_SYS_FLASH_BASE 0xFFC00000 #define CONFIG_SYS_FLASH_SIZE (4 * 1024 * 1024) /* onboard 4MByte flash */ #else #error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240) #endif #define CONFIG_ENV_IS_IN_FLASH 1 #define CONFIG_ENV_SECT_SIZE 0x20000 /* Size of one Flash sector */ #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE /* Use one Flash sector for environment */ #define CONFIG_ENV_ADDR 0xFFFC0000 #define CONFIG_ENV_OFFSET 0 /* starting right at the beginning */ #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ #define CONFIG_SYS_ALT_MEMTEST 1 /* use real memory test */ #define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */ #define CONFIG_SYS_EUMB_ADDR 0xFC000000 /* #define CONFIG_SYS_ISA_MEM 0xFD000000 */ #define CONFIG_SYS_ISA_IO 0xFE000000 /*----------------------------------------------------------------------- * FLASH organization */ #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */ #define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors per flash */ #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE #define FLASH_BASE1_PRELIM 0 /*----------------------------------------------------------------------- * FLASH and environment organization */ #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ #define CONFIG_SYS_MAX_FLASH_SECT 64 /* max number of sectors on one chip */ #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CONFIG_SYS_FLASH_INCREMENT 0 /* there is only one bank */ #define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware protection */ #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ /*----------------------------------------------------------------------- * PCI stuff */ #define CONFIG_PCI 1 /* include pci support */ #define CONFIG_PCI_INDIRECT_BRIDGE 1 /* indirect PCI bridge support */ #undef CONFIG_PCI_PNP #define CONFIG_EEPRO100 1 #define PCI_ENET0_MEMADDR 0x80000000 /* Intel 82559ER */ #define PCI_ENET0_IOADDR 0x80000000 #define PCI_ENET1_MEMADDR 0x81000000 /* Intel 82559ER */ #define PCI_ENET1_IOADDR 0x81000000 #define PCI_ENET2_MEMADDR 0x82000000 /* Broadcom BCM569xx */ #define PCI_ENET2_IOADDR 0x82000000 #define PCI_ENET3_MEMADDR 0x83000000 /* Broadcom BCM56xx */ #define PCI_ENET3_IOADDR 0x83000000 /*----------------------------------------------------------------------- * NS16550 Configuration */ #define CONFIG_SYS_NS16550 1 #define CONFIG_SYS_NS16550_SERIAL 1 #define CONFIG_CONS_INDEX 1 #define CONFIG_BAUDRATE 38400 #define CONFIG_SYS_NS16550_REG_SIZE 1 #if (CONFIG_CONS_INDEX == 1) #define CONFIG_SYS_NS16550_CLK 1843200 /* COM1 only ! */ #else #define CONFIG_SYS_NS16550_CLK ({ extern ulong get_bus_freq (ulong); get_bus_freq (0); }) #endif #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_ISA_IO + 0x3F8) #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_EUMB_ADDR + 0x4500) #define CONFIG_SYS_NS16550_COM3 (CONFIG_SYS_EUMB_ADDR + 0x4600) /*----------------------------------------------------------------------- * 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_SYS_I2C_SOFT /* I2C bit-banged */ #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */ #define CONFIG_SYS_I2C_SLAVE 0x7F /*----------------------------------------------------------------------- * 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_HZ 1000 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */ #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 2 /* for MPC8240 only */ /*#define CONFIG_133MHZ_DRAM 1 */ /* For 133 MHZ DRAM only !!!!!!!!!!! */ #if defined (CONFIG_MPC8245) /* Bit-field values for PMCR2. */ #if defined (CONFIG_133MHZ_DRAM) #define CONFIG_SYS_DLL_EXTEND 0x80 /* use DLL extended range - 133MHz only */ #define CONFIG_SYS_PCI_HOLD_DEL 0x20 /* delay and hold timing - 133MHz only */ #endif /* Bit-field values for MIOCR1. */ #if !defined (CONFIG_133MHZ_DRAM) #define CONFIG_SYS_DLL_MAX_DELAY 0x04 /* longer DLL delay line - 66MHz only */ #endif /* Bit-field values for MIOCR2. */ #define CONFIG_SYS_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay */ /* - note bottom 3 bits MUST be 0 */ #endif /* Bit-field values for MCCR1. */ #define CONFIG_SYS_ROMNAL 7 /*rom/flash next access time */ #define CONFIG_SYS_ROMFAL 11 /*rom/flash access time */ /* Bit-field values for MCCR2. */ #define CONFIG_SYS_TSWAIT 0x5 /* Transaction Start Wait States timer */ #if defined (CONFIG_133MHZ_DRAM) #define CONFIG_SYS_REFINT 1300 /* no of clock cycles between CBR */ #else /* refresh cycles */ #define CONFIG_SYS_REFINT 750 #endif /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. */ #if defined (CONFIG_133MHZ_DRAM) #define CONFIG_SYS_BSTOPRE 1023 #else #define CONFIG_SYS_BSTOPRE 250 #endif /* Bit-field values for MCCR3. */ /* the following are for SDRAM only */ #if defined (CONFIG_133MHZ_DRAM) #define CONFIG_SYS_REFREC 9 /* Refresh to activate interval */ #else #define CONFIG_SYS_REFREC 5 /* Refresh to activate interval */ #endif #if defined (CONFIG_MPC8240) #define CONFIG_SYS_RDLAT 2 /* data latency from read command */ #endif /* Bit-field values for MCCR4. */ #if defined (CONFIG_133MHZ_DRAM) #define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval */ #define CONFIG_SYS_ACTTOPRE 7 /* Activate to Precharge interval */ #define CONFIG_SYS_ACTORW 5 /* Activate to R/W */ #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */ #else #if 0 #define CONFIG_SYS_PRETOACT 2 /* Precharge to activate interval */ #define CONFIG_SYS_ACTTOPRE 3 /* Activate to Precharge interval */ #define CONFIG_SYS_ACTORW 3 /* Activate to R/W */ #define CONFIG_SYS_SDMODE_CAS_LAT 2 /* SDMODE CAS latency */ #endif #define CONFIG_SYS_PRETOACT 2 /* Precharge to activate interval */ #define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */ #define CONFIG_SYS_ACTORW 3 /* Activate to R/W */ #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */ #endif #define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */ #define CONFIG_SYS_SDMODE_BURSTLEN 2 /* SDMODE Burst length 2=4, 3=8 */ #define CONFIG_SYS_REGDIMM 0 #if defined (CONFIG_MPC8240) #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 0 #elif defined (CONFIG_MPC8245) #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1 #define CONFIG_SYS_EXTROM 0 #else #error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240) #endif /*----------------------------------------------------------------------- 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 CONFIG_SYS_BANK0_START 0x00000000 #define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1) #define CONFIG_SYS_BANK0_ENABLE 1 #define CONFIG_SYS_BANK1_START 0x3ff00000 #define CONFIG_SYS_BANK1_END 0x3fffffff #define CONFIG_SYS_BANK1_ENABLE 0 #define CONFIG_SYS_BANK2_START 0x3ff00000 #define CONFIG_SYS_BANK2_END 0x3fffffff #define CONFIG_SYS_BANK2_ENABLE 0 #define CONFIG_SYS_BANK3_START 0x3ff00000 #define CONFIG_SYS_BANK3_END 0x3fffffff #define CONFIG_SYS_BANK3_ENABLE 0 #define CONFIG_SYS_BANK4_START 0x00000000 #define CONFIG_SYS_BANK4_END 0x00000000 #define CONFIG_SYS_BANK4_ENABLE 0 #define CONFIG_SYS_BANK5_START 0x00000000 #define CONFIG_SYS_BANK5_END 0x00000000 #define CONFIG_SYS_BANK5_ENABLE 0 #define CONFIG_SYS_BANK6_START 0x00000000 #define CONFIG_SYS_BANK6_END 0x00000000 #define CONFIG_SYS_BANK6_ENABLE 0 #define CONFIG_SYS_BANK7_START 0x00000000 #define CONFIG_SYS_BANK7_END 0x00000000 #define CONFIG_SYS_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 CONFIG_SYS_BANK_ENABLE 0x01 #if defined (CONFIG_MPC8240) #define CONFIG_SYS_ODCR 0xDF /* configures line driver impedances, */ /* see 8240 book for bit definitions */ #elif defined (CONFIG_MPC8245) #if defined (CONFIG_133MHZ_DRAM) #define CONFIG_SYS_ODCR 0xFE /* configures line driver impedances - 133MHz */ #else #define CONFIG_SYS_ODCR 0xDE /* configures line driver impedances - 66MHz */ #endif #else #error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240) #endif #define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */ /* currently accessed page in memory */ /* see 8240 book for details */ /*----------------------------------------------------------------------- * Block Address Translation (BAT) register settings. */ /* SDRAM 0 - 256MB */ #define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) #define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) /* stack in DCACHE @ 1GB (no backing mem) */ #define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE) #define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP) /* PCI memory */ #define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) #define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) /* Flash, config addrs, etc */ #define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) #define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) #define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L #define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U #define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L #define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U #define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L #define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U #define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L #define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U /*----------------------------------------------------------------------- * Cache Configuration */ #define CONFIG_SYS_CACHELINE_SIZE 32 #if defined(CONFIG_CMD_KGDB) # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif /* values according to the manual */ #define CONFIG_DRAM_50MHZ 1 #define CONFIG_SDRAM_50MHZ #undef NR_8259_INTS #define NR_8259_INTS 1 /*----------------------------------------------------------------------- * IDE/ATA stuff */ #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 2 IDE busses */ #define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*1) /* max. 2 drives per IDE bus */ #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_ISA_IO /* base address */ #define CONFIG_SYS_ATA_IDE0_OFFSET 0x01F0 /* ide0 offste */ #define CONFIG_SYS_ATA_IDE1_OFFSET 0x0170 /* ide1 offset */ #define CONFIG_SYS_ATA_DATA_OFFSET 0 /* data reg offset */ #define CONFIG_SYS_ATA_REG_OFFSET 0 /* reg offset */ #define CONFIG_SYS_ATA_ALT_OFFSET 0x200 /* alternate register offset */ #define CONFIG_ATAPI #undef CONFIG_IDE_8xx_DIRECT /* no pcmcia interface required */ #undef CONFIG_IDE_LED /* no led for ide supported */ #undef CONFIG_IDE_RESET /* reset for ide supported... */ #undef CONFIG_IDE_RESET_ROUTINE /* with a special reset function */ /*----------------------------------------------------------------------- * DISK Partition support */ #define CONFIG_DOS_PARTITION /*----------------------------------------------------------------------- * 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 */ #endif /* __CONFIG_H */