/* * (C) Copyright 2002 Wolfgang Grandegger <wg@denx.de> * * This file is based on similar values for other boards found in * other U-Boot config files, mainly tqm8260.h and mpc8260ads.h. * * 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 */ /* * Config header file for a Interphase 4539 PMC, 64 MB SDRAM, 4MB Flash. */ #ifndef __CONFIG_H #define __CONFIG_H /*----------------------------------------------------------------------- * High Level Configuration Options * (easy to change) */ #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ #define CONFIG_IPHASE4539 1 /* ...on a Interphase 4539 PMC */ #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 1 /* which serial channel for console */ /*----------------------------------------------------------------------- * 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 CONFIG_CMD_NET must be unset. */ #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */ #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */ #undef CONFIG_ETHER_NONE /* define if ether on something else */ #define CONFIG_ETHER_INDEX 3 /* which channel for ether */ #if defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 3) /*----------------------------------------------------------------------- * - Rx-CLK is CLK14 * - Tx-CLK is CLK16 * - Select bus for bd/buffers (see 28-13) * - Half duplex */ # define CFG_CMXFCR_MASK (CMXFCR_FC3 | CMXFCR_RF3CS_MSK | CMXFCR_TF3CS_MSK) # define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK14 | CMXFCR_TF3CS_CLK16) # define CFG_CPMFCR_RAMTYPE 0 # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */ /* other options */ #define CONFIG_8260_CLKIN 66666666 /* in Hz */ #define CONFIG_BAUDRATE 19200 /* * BOOTP options */ #define CONFIG_BOOTP_SUBNETMASK #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_BOOTFILESIZE /* * 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. */ #undef CONFIG_HARD_I2C /* I2C with hardware support */ #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ #define CFG_I2C_SLAVE 0x7F /* * Software (bit-bang) I2C driver configuration */ #ifdef CONFIG_SOFT_I2C #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 */ /* * Command line configuration. */ #include <config_cmd_default.h> #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #define CONFIG_BOOTCOMMAND "bootm 100000" /* autoboot command */ #define CONFIG_BOOTARGS "root=/dev/ram rw" #if defined(CONFIG_CMD_KGDB) #undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */ #define CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */ #undef CONFIG_KGDB_NONE /* define if kgdb on something else */ #define CONFIG_KGDB_INDEX 2 /* which serial channel for kgdb */ #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port at */ #endif #undef CONFIG_WATCHDOG /* disable platform specific watchdog */ /*----------------------------------------------------------------------- * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #if defined(CONFIG_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 0x00100000 /* memtest works on */ #define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15 MB in DRAM */ #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passed to Linux in MHz */ /* for versions < 2.4.5-pre5 */ #define CFG_LOAD_ADDR 0x100000 /* default load address */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } #define CFG_RESET_ADDRESS 0x04400000 #define CONFIG_MISC_INIT_R 1 /* We need 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 */ /*----------------------------------------------------------------------- * Start addresses for the final memory configuration (Setup by the * startup code). Please note that CFG_SDRAM_BASE _must_ start at 0. */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_FLASH_BASE 0xFF800000 #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ /*----------------------------------------------------------------------- * FLASH organization */ #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */ #define CFG_MAX_FLASH_SECT 64 /* max num of sects on one chip */ #define CFG_MAX_FLASH_SIZE (CFG_MAX_FLASH_SECT * 0x10000) /* 4 MB */ #define CFG_FLASH_ERASE_TOUT 2400000 /* Flash Erase Timeout (in ms) */ #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */ /* Environment in FLASH, there is little space left in Serial EEPROM */ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */ #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x10000) /* 2. sector */ /*----------------------------------------------------------------------- * 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_BPS01 | HRCW_EBM ) |\ ( HRCW_L2CPC10 | HRCW_ISB110 ) |\ ( HRCW_MMR11 | HRCW_APPC10 ) |\ ( HRCW_CS10PC01 | HRCW_MODCK_H0101 ) \ ) /* 0x14863245 */ /* no slaves */ #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 0xFF000000 /* We keep original value */ /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area (in DPRAM) */ #define CFG_INIT_RAM_ADDR CFG_IMMR #define CFG_INIT_RAM_END 0x4000 /* 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 /*----------------------------------------------------------------------- * 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 defined(CONFIG_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. * * 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 CFG_BCR 0xA01C0000 /*----------------------------------------------------------------------- * SIUMCR - SIU Module Configuration 4-31 *----------------------------------------------------------------------- */ #define CFG_SIUMCR 0X4205C000 /*----------------------------------------------------------------------- * 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 0 /*----------------------------------------------------------------------- * RCCR - RISC Controller Configuration 13-7 *----------------------------------------------------------------------- */ #define CFG_RCCR 0 /*----------------------------------------------------------------------- * Init Memory Controller: * * Bank Bus Machine PortSz Device * ---- --- ------- ------ ------ * 0 60x GPCM 64 bit FLASH * 1 60x SDRAM 64 bit SDRAM */ #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) | 0x0801) #define CFG_OR0_PRELIM 0xFF800882 #define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) | 0x0041) #define CFG_OR1_PRELIM 0xF8002CD0 #define CFG_PSDMR 0x404A241A #define CFG_MPTPR 0x00007400 #define CFG_PSRT 0x00000007 #endif /* __CONFIG_H */