/* * (C) Copyright 2001 * 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_MPC8260 1 /* This is an MPC8260 CPU */ #define CONFIG_ATC 1 /* ...on a ATC board */ #define CONFIG_CPM2 1 /* Has a CPM2 */ /* * select serial console configuration * * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 * for SCC). * * if CONFIG_CONS_NONE is defined, then the serial console routines must * defined elsewhere (for example, on the cogent platform, there are serial * ports on the motherboard which are used for the serial console - see * cogent/cma101/serial.[ch]). */ #define CONFIG_CONS_ON_SMC /* define if console on SMC */ #undef CONFIG_CONS_ON_SCC /* define if console on SCC */ #undef CONFIG_CONS_NONE /* define if console on something else*/ #define CONFIG_CONS_INDEX 2 /* which serial channel for console */ #define CONFIG_BAUDRATE 115200 /* * select ethernet configuration * * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 * for FCC) * * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be * defined elsewhere (as for the console), or CFG_CMD_NET must be removed * from CONFIG_COMMANDS to remove support for networking. * */ #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */ #undef CONFIG_ETHER_NONE /* define if ether on something else */ #define CONFIG_ETHER_ON_FCC #define CONFIG_NET_MULTI #define CONFIG_ETHER_ON_FCC2 /* * - Rx-CLK is CLK13 * - Tx-CLK is CLK14 * - RAM for BD/Buffers is on the 60x Bus (see 28-13) * - Enable Full Duplex in FSMR */ # define CFG_CMXFCR_MASK2 (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) # define CFG_CMXFCR_VALUE2 (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) # define CFG_CPMFCR_RAMTYPE 0 # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) #define CONFIG_ETHER_ON_FCC3 /* * - Rx-CLK is CLK15 * - Tx-CLK is CLK16 * - RAM for BD/Buffers is on the local Bus (see 28-13) * - Enable Half Duplex in FSMR */ # define CFG_CMXFCR_MASK3 (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK) # define CFG_CMXFCR_VALUE3 (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16) /* system clock rate (CLKIN) - equal to the 60x and local bus speed */ #define CONFIG_8260_CLKIN 64000000 /* in Hz */ #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #undef CONFIG_CLOCKS_IN_MHZ /* clocks passsed to Linux in Hz */ #define CONFIG_PREBOOT \ "echo;" \ "echo Type \"run flash_nfs\" to mount root filesystem over NFS;"\ "echo" #undef CONFIG_BOOTARGS #define CONFIG_BOOTCOMMAND \ "bootp;" \ "setenv bootargs root=/dev/nfs rw " \ "nfsroot=${serverip}:${rootpath} " \ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;"\ "bootm" /*----------------------------------------------------------------------- * Miscellaneous configuration options */ #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */ #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE) #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ CFG_CMD_EEPROM | \ CFG_CMD_PCI | \ CFG_CMD_PCMCIA | \ CFG_CMD_DATE | \ CFG_CMD_IDE) #define CONFIG_DOS_PARTITION /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ #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 0x0400000 /* memtest works on */ #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ #define CFG_LOAD_ADDR 0x100000 /* default load address */ #define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } #define CFG_RESET_ADDRESS 0xFFF00100 /* "bad" address */ #define CFG_ALLOC_DPRAM #undef CONFIG_WATCHDOG /* watchdog disabled */ #define CONFIG_SPI #define CONFIG_RTC_DS12887 #define RTC_BASE_ADDR 0xF5000000 #define RTC_PORT_ADDR RTC_BASE_ADDR + 0x800 #define RTC_PORT_DATA RTC_BASE_ADDR + 0x808 #define CONFIG_MISC_INIT_R /* * 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 configuration */ #define CFG_FLASH_BASE 0xFF000000 #define CFG_FLASH_SIZE 0x00800000 /*----------------------------------------------------------------------- * FLASH organization */ #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */ #define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */ #define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */ #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */ #define CONFIG_FLASH_16BIT /*----------------------------------------------------------------------- * Hard Reset Configuration Words * * if you change bits in the HRCW, you must also change the CFG_* * defines for the various registers affected by the HRCW e.g. changing * HRCW_DPPCxx requires you to also change CFG_SIUMCR. */ #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB100 | HRCW_BMS | \ HRCW_BPS10 |\ HRCW_APPC10) /* no slaves so just fill with zeros */ #define CFG_HRCW_SLAVE1 0 #define CFG_HRCW_SLAVE2 0 #define CFG_HRCW_SLAVE3 0 #define CFG_HRCW_SLAVE4 0 #define CFG_HRCW_SLAVE5 0 #define CFG_HRCW_SLAVE6 0 #define CFG_HRCW_SLAVE7 0 /*----------------------------------------------------------------------- * Internal Memory Mapped Register */ #define CFG_IMMR 0xF0000000 /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area (in DPRAM) */ #define CFG_INIT_RAM_ADDR CFG_IMMR #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ #define CFG_GBL_DATA_SIZE 128 /* 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 /*----------------------------------------------------------------------- * Start addresses for the final memory configuration * (Set up by the startup code) * Please note that CFG_SDRAM_BASE _must_ start at 0 * * 60x SDRAM is mapped at CFG_SDRAM_BASE. */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */ #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */ #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/ #if (CFG_MONITOR_BASE < CFG_FLASH_BASE) # define CFG_RAMBOOT #endif #define CONFIG_PCI #define CONFIG_PCI_PNP #define CFG_PCI_MSTR_IO_BUS 0x00000000 /* PCI base */ #if 1 /* environment is in Flash */ #define CFG_ENV_IS_IN_FLASH 1 # define CFG_ENV_ADDR (CFG_FLASH_BASE+0x30000) # define CFG_ENV_SIZE 0x10000 # define CFG_ENV_SECT_SIZE 0x10000 #else #define CFG_ENV_IS_IN_EEPROM 1 #define CFG_ENV_OFFSET 0 #define CFG_ENV_SIZE 2048 #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* 16-byte page size */ #endif /* * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/ #define BOOTFLAG_WARM 0x02 /* Software reboot */ /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif /*----------------------------------------------------------------------- * HIDx - Hardware Implementation-dependent Registers 2-11 *----------------------------------------------------------------------- * HID0 also contains cache control - initially enable both caches and * invalidate contents, then the final state leaves only the instruction * cache enabled. Note that Power-On and Hard reset invalidate the caches, * but Soft reset does not. * * HID1 has only read-only information - nothing to set. */ #define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|\ HID0_DCI|HID0_IFEM|HID0_ABE) #define CFG_HID0_FINAL (HID0_IFEM|HID0_ABE) #define CFG_HID2 0 /*----------------------------------------------------------------------- * RMR - Reset Mode Register 5-5 *----------------------------------------------------------------------- * turn on Checkstop Reset Enable */ #define CFG_RMR RMR_CSRE /*----------------------------------------------------------------------- * BCR - Bus Configuration 4-25 *----------------------------------------------------------------------- */ #define BCR_APD01 0x10000000 #define CFG_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */ /*----------------------------------------------------------------------- * SIUMCR - SIU Module Configuration 4-31 *----------------------------------------------------------------------- */ #define CFG_SIUMCR (SIUMCR_BBD|SIUMCR_APPC10|\ SIUMCR_CS10PC00|SIUMCR_BCTLC10) /*----------------------------------------------------------------------- * SYPCR - System Protection Control 4-35 * SYPCR can only be written once after reset! *----------------------------------------------------------------------- * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable */ #if defined(CONFIG_WATCHDOG) #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE) #else #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\ SYPCR_SWRI|SYPCR_SWP) #endif /* CONFIG_WATCHDOG */ /*----------------------------------------------------------------------- * TMCNTSC - Time Counter Status and Control 4-40 *----------------------------------------------------------------------- * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, * and enable Time Counter */ #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE) /*----------------------------------------------------------------------- * PISCR - Periodic Interrupt Status and Control 4-42 *----------------------------------------------------------------------- * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable * Periodic timer */ #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE) /*----------------------------------------------------------------------- * SCCR - System Clock Control 9-8 *----------------------------------------------------------------------- * Ensure DFBRG is Divide by 16 */ #define CFG_SCCR SCCR_DFBRG01 /*----------------------------------------------------------------------- * RCCR - RISC Controller Configuration 13-7 *----------------------------------------------------------------------- */ #define CFG_RCCR 0 #define CFG_MIN_AM_MASK 0xC0000000 /*----------------------------------------------------------------------- * MPTPR - Memory Refresh Timer Prescaler Register 10-18 *----------------------------------------------------------------------- */ #define CFG_MPTPR 0x1F00 /*----------------------------------------------------------------------- * PSRT - Refresh Timer Register 10-16 *----------------------------------------------------------------------- */ #define CFG_PSRT 0x0f /*----------------------------------------------------------------------- * PSRT - SDRAM Mode Register 10-10 *----------------------------------------------------------------------- */ /* SDRAM initialization values for 8-column chips */ #define CFG_OR2_8COL (CFG_MIN_AM_MASK |\ ORxS_BPD_4 |\ ORxS_ROWST_PBI1_A7 |\ ORxS_NUMR_12) #define CFG_PSDMR_8COL (PSDMR_PBI |\ PSDMR_SDAM_A15_IS_A5 |\ PSDMR_BSMA_A15_A17 |\ PSDMR_SDA10_PBI1_A7 |\ PSDMR_RFRC_7_CLK |\ PSDMR_PRETOACT_3W |\ PSDMR_ACTTORW_2W |\ PSDMR_LDOTOPRE_1C |\ PSDMR_WRC_1C |\ PSDMR_CL_2) /* SDRAM initialization values for 9-column chips */ #define CFG_OR2_9COL (CFG_MIN_AM_MASK |\ ORxS_BPD_4 |\ ORxS_ROWST_PBI1_A6 |\ ORxS_NUMR_12) #define CFG_PSDMR_9COL (PSDMR_PBI |\ PSDMR_SDAM_A16_IS_A5 |\ PSDMR_BSMA_A15_A17 |\ PSDMR_SDA10_PBI1_A6 |\ PSDMR_RFRC_7_CLK |\ PSDMR_PRETOACT_3W |\ PSDMR_ACTTORW_2W |\ PSDMR_LDOTOPRE_1C |\ PSDMR_WRC_1C |\ PSDMR_CL_2) /* * Init Memory Controller: * * Bank Bus Machine PortSz Device * ---- --- ------- ------ ------ * 0 60x GPCM 8 bit Boot ROM * 1 60x GPCM 64 bit FLASH * 2 60x SDRAM 64 bit SDRAM * */ #define CFG_MRS_OFFS 0x00000000 /* Bank 0 - FLASH */ #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\ BRx_PS_16 |\ BRx_MS_GPCM_P |\ BRx_V) #define CFG_OR0_PRELIM (P2SZ_TO_AM(CFG_FLASH_SIZE) |\ ORxG_CSNT |\ ORxG_ACS_DIV1 |\ ORxG_SCY_3_CLK |\ ORxU_EHTR_8IDLE) /* Bank 2 - 60x bus SDRAM */ #ifndef CFG_RAMBOOT #define CFG_BR2_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\ BRx_PS_64 |\ BRx_MS_SDRAM_P |\ BRx_V) #define CFG_OR2_PRELIM CFG_OR2_8COL #define CFG_PSDMR CFG_PSDMR_8COL #endif /* CFG_RAMBOOT */ #define CFG_BR4_PRELIM ((RTC_BASE_ADDR & BRx_BA_MSK) |\ BRx_PS_8 |\ BRx_MS_UPMA |\ BRx_V) #define CFG_OR4_PRELIM (ORxU_AM_MSK | ORxU_BI) /*----------------------------------------------------------------------- * PCMCIA stuff *----------------------------------------------------------------------- * */ #define CONFIG_I82365 #define CFG_PCMCIA_MEM_ADDR 0x81000000 #define CFG_PCMCIA_MEM_SIZE 0x1000 /*----------------------------------------------------------------------- * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) *----------------------------------------------------------------------- */ #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ #undef CONFIG_IDE_LED /* LED for ide not supported */ #undef CONFIG_IDE_RESET /* reset for ide not supported */ #define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */ #define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ #define CFG_ATA_IDE0_OFFSET 0x0000 #define CFG_ATA_BASE_ADDR 0xa0000000 /* Offset for data I/O */ #define CFG_ATA_DATA_OFFSET 0x100 /* Offset for normal register accesses */ #define CFG_ATA_REG_OFFSET 0x100 /* Offset for alternate registers */ #define CFG_ATA_ALT_OFFSET 0x108 #endif /* __CONFIG_H */