| /* |
| * (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 |
| |
| #undef DEBUG /* General debug */ |
| |
| /*----------------------------------------------------------------------- |
| * 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 CFG_CMD_NET must be removed |
| * from CONFIG_COMMANDS to remove support for networking. |
| */ |
| #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 |
| |
| #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|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 */ |
| |
| #define CONFIG_COMMANDS CONFIG_CMD_DFL |
| |
| /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| #include <cmd_confdefs.h> |
| |
| |
| #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
| #define CONFIG_BOOTCOMMAND "bootm 100000" /* autoboot command */ |
| #define CONFIG_BOOTARGS "root=/dev/ram rw" |
| |
| #if (CONFIG_COMMANDS & CFG_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 (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 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 (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. |
| * |
| * 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 */ |
