| /* |
| * Configuation settings for the esd TASREG board. |
| * |
| * (C) Copyright 2004 |
| * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
| * |
| * 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 _TASREG_H |
| #define _TASREG_H |
| |
| #ifndef __ASSEMBLY__ |
| #include <asm/m5249.h> |
| #endif |
| |
| /* |
| * High Level Configuration Options |
| * (easy to change) |
| */ |
| #define CONFIG_MCF52x2 /* define processor family */ |
| #define CONFIG_M5249 /* define processor type */ |
| |
| #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */ |
| |
| #define CONFIG_MCFTMR |
| |
| #define CONFIG_MCFUART |
| #define CONFIG_SYS_UART_PORT (0) |
| #define CONFIG_BAUDRATE 19200 |
| #define CONFIG_SYS_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } |
| |
| #undef CONFIG_WATCHDOG |
| |
| #undef CONFIG_MONITOR_IS_IN_RAM /* no pre-loader required!!! ;-) */ |
| |
| |
| /* |
| * BOOTP options |
| */ |
| #define CONFIG_BOOTP_BOOTFILESIZE |
| #define CONFIG_BOOTP_BOOTPATH |
| #define CONFIG_BOOTP_GATEWAY |
| #define CONFIG_BOOTP_HOSTNAME |
| |
| |
| /* |
| * Command line configuration. |
| */ |
| #include <config_cmd_default.h> |
| |
| #define CONFIG_CMD_BSP |
| #define CONFIG_CMD_EEPROM |
| #define CONFIG_CMD_I2C |
| |
| #undef CONFIG_CMD_NET |
| |
| |
| #define CONFIG_BOOTDELAY 3 |
| |
| #define CONFIG_SYS_PROMPT "=> " |
| #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
| |
| #if defined(CONFIG_CMD_KGDB) |
| #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
| #else |
| #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
| #endif |
| #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
| #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
| #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ |
| |
| #define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */ |
| #define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ |
| #define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */ |
| #define CONFIG_LOOPW 1 /* enable loopw command */ |
| #define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ |
| |
| #define CONFIG_SYS_LOAD_ADDR 0x200000 /* default load address */ |
| |
| #define CONFIG_SYS_MEMTEST_START 0x400 |
| #define CONFIG_SYS_MEMTEST_END 0x380000 |
| |
| #define CONFIG_SYS_HZ 1000 |
| |
| /* |
| * Clock configuration: enable only one of the following options |
| */ |
| |
| #if 0 /* this setting will run the cpu at 11MHz */ |
| #define CONFIG_SYS_PLL_BYPASS 1 /* bypass PLL for test purpose */ |
| #undef CONFIG_SYS_FAST_CLK /* MCF5249 can run at 140MHz */ |
| #define CONFIG_SYS_CLK 11289600 /* PLL bypass */ |
| #endif |
| |
| #if 0 /* this setting will run the cpu at 70MHz */ |
| #undef CONFIG_SYS_PLL_BYPASS /* bypass PLL for test purpose */ |
| #undef CONFIG_SYS_FAST_CLK /* MCF5249 can run at 140MHz */ |
| #define CONFIG_SYS_CLK 72185018 /* The next lower speed */ |
| #endif |
| |
| #if 1 /* this setting will run the cpu at 140MHz */ |
| #undef CONFIG_SYS_PLL_BYPASS /* bypass PLL for test purpose */ |
| #define CONFIG_SYS_FAST_CLK 1 /* MCF5249 can run at 140MHz */ |
| #define CONFIG_SYS_CLK 132025600 /* MCF5249 can run at 140MHz */ |
| #endif |
| |
| /* |
| * 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_MBAR 0x10000000 /* Register Base Addrs */ |
| #define CONFIG_SYS_MBAR2 0x80000000 |
| |
| /*----------------------------------------------------------------------- |
| * I2C |
| */ |
| #define CONFIG_SOFT_I2C |
| #define CONFIG_SYS_I2C_SPEED 100000 /* I2C speed and slave address */ |
| #define CONFIG_SYS_I2C_SLAVE 0x7F |
| #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC32 */ |
| #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* Bytes of address */ |
| /* mask of address bits that overflow into the "EEPROM chip address" */ |
| #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x01 |
| #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 /* The Catalyst CAT24WC32 has */ |
| /* 32 byte page write mode using*/ |
| /* last 5 bits of the address */ |
| #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ |
| |
| #if defined (CONFIG_SOFT_I2C) |
| #if 0 /* push-pull */ |
| #define SDA 0x00800000 |
| #define SCL 0x00000008 |
| #define DIR0 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO_EN)) |
| #define DIR1 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO1_EN)) |
| #define OUT0 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO_OUT)) |
| #define OUT1 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO1_OUT)) |
| #define IN0 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO_READ)) |
| #define IN1 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO1_READ)) |
| #define I2C_INIT {OUT1|=SDA;OUT0|=SCL;} |
| #define I2C_READ ((IN1&SDA)?1:0) |
| #define I2C_SDA(x) {if(x)OUT1|=SDA;else OUT1&=~SDA;} |
| #define I2C_SCL(x) {if(x)OUT0|=SCL;else OUT0&=~SCL;} |
| #define I2C_DELAY {udelay(5);} |
| #define I2C_ACTIVE {DIR1|=SDA;} |
| #define I2C_TRISTATE {DIR1&=~SDA;} |
| #else /* open-collector */ |
| #define SDA 0x00800000 |
| #define SCL 0x00000008 |
| #define DIR0 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO_EN)) |
| #define DIR1 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO1_EN)) |
| #define OUT0 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO_OUT)) |
| #define OUT1 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO1_OUT)) |
| #define IN0 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO_READ)) |
| #define IN1 *((volatile ulong*)(CONFIG_SYS_MBAR2+MCFSIM_GPIO1_READ)) |
| #define I2C_INIT {DIR1&=~SDA;DIR0&=~SCL;OUT1&=~SDA;OUT0&=~SCL;} |
| #define I2C_READ ((IN1&SDA)?1:0) |
| #define I2C_SDA(x) {if(x)DIR1&=~SDA;else DIR1|=SDA;} |
| #define I2C_SCL(x) {if(x)DIR0&=~SCL;else DIR0|=SCL;} |
| #define I2C_DELAY {udelay(5);} |
| #define I2C_ACTIVE {DIR1|=SDA;} |
| #define I2C_TRISTATE {DIR1&=~SDA;} |
| #endif |
| #endif |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for initial stack pointer and data area (in DPRAM) |
| */ |
| #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000 |
| #define CONFIG_SYS_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */ |
| #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ |
| #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) |
| #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
| |
| #define CONFIG_ENV_IS_IN_FLASH 1 |
| #define CONFIG_ENV_ADDR 0xFFC40000 /* Address of Environment Sector*/ |
| #define CONFIG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */ |
| #define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */ |
| |
| /*----------------------------------------------------------------------- |
| * 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_SDRAM_SIZE 16 /* SDRAM size in MB */ |
| #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_CS0_BASE |
| |
| #if 0 /* test-only */ |
| #define CONFIG_PRAM 512 /* test-only for SDRAM problem!!!!!!!!!!!!!!!!!!!! */ |
| #endif |
| |
| #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) |
| |
| #define CONFIG_SYS_MONITOR_LEN 0x20000 |
| #define CONFIG_SYS_MALLOC_LEN (1 * 1024*1024) /* Reserve 1 MB for malloc() */ |
| #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024 |
| |
| /* |
| * 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 */ |
| |
| /*----------------------------------------------------------------------- |
| * FLASH organization |
| */ |
| #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ |
| |
| #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 CONFIG_SYS_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ |
| #define CONFIG_SYS_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ |
| #define CONFIG_SYS_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ |
| /* |
| * The following defines are added for buggy IOP480 byte interface. |
| * All other boards should use the standard values (CPCI405 etc.) |
| */ |
| #define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */ |
| #define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */ |
| #define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */ |
| |
| #define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ |
| |
| /*----------------------------------------------------------------------- |
| * Cache Configuration |
| */ |
| #define CONFIG_SYS_CACHELINE_SIZE 16 |
| |
| /*----------------------------------------------------------------------- |
| * Memory bank definitions |
| */ |
| |
| /* CS0 - AMD Flash, address 0xffc00000 */ |
| #define CONFIG_SYS_CS0_BASE 0xffc00000 |
| #define CONFIG_SYS_CS0_CTRL 0x00001980 /* WS=0110, AA=1, PS=10 */ |
| /** Note: There is a CSMR0/DRAM vector problem, need to disable C/I ***/ |
| #define CONFIG_SYS_CS0_MASK 0x003f0021 /* 4MB, AA=0, WP=0, C/I=1, V=1 */ |
| |
| /* CS1 - FPGA, address 0xe0000000 */ |
| #define CONFIG_SYS_CS1_BASE 0xe0000000 |
| #define CONFIG_SYS_CS1_CTRL 0x00000d80 /* WS=0011, AA=1, PS=10 */ |
| #define CONFIG_SYS_CS1_MASK 0x00010001 /* 128kB, AA=0, WP=0, C/I=0, V=1*/ |
| |
| /*----------------------------------------------------------------------- |
| * Port configuration |
| */ |
| #define CONFIG_SYS_GPIO_FUNC 0x00000008 /* Set gpio pins: none */ |
| #define CONFIG_SYS_GPIO1_FUNC 0x00df00f0 /* 36-39(SWITCH),48-52(FPGAs),54*/ |
| #define CONFIG_SYS_GPIO_EN 0x00000008 /* Set gpio output enable */ |
| #define CONFIG_SYS_GPIO1_EN 0x00c70000 /* Set gpio output enable */ |
| #define CONFIG_SYS_GPIO_OUT 0x00000008 /* Set outputs to default state */ |
| #define CONFIG_SYS_GPIO1_OUT 0x00c70000 /* Set outputs to default state */ |
| |
| #define CONFIG_SYS_GPIO1_LED 0x00400000 /* user led */ |
| |
| /*----------------------------------------------------------------------- |
| * FPGA stuff |
| */ |
| #define CONFIG_SYS_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */ |
| #define CONFIG_SYS_FPGA_MAX_SIZE 512*1024 /* 512kByte is enough for XC2S200*/ |
| |
| /* FPGA program pin configuration */ |
| #define CONFIG_SYS_FPGA_PRG 0x00010000 /* FPGA program pin (ppc output) */ |
| #define CONFIG_SYS_FPGA_CLK 0x00040000 /* FPGA clk pin (ppc output) */ |
| #define CONFIG_SYS_FPGA_DATA 0x00020000 /* FPGA data pin (ppc output) */ |
| #define CONFIG_SYS_FPGA_INIT 0x00080000 /* FPGA init pin (ppc input) */ |
| #define CONFIG_SYS_FPGA_DONE 0x00100000 /* FPGA done pin (ppc input) */ |
| |
| #endif /* _TASREG_H */ |
