| /* |
| * (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 */ |
| |
| /* |
| * 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 0x02800000 |
| #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_DPPC10 |\ |
| 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_DPPC10|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 */ |