| /* |
| * (C) Copyright 2004 |
| * TsiChung Liew, Freescale Software Engineering, Tsi-Chung.Liew@freescale. |
| * |
| * 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 |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /* |
| * High Level Configuration Options |
| * (easy to change) |
| */ |
| #define CONFIG_MPC8220 1 |
| #define CONFIG_ALASKA8220 1 /* ... on Alaska board */ |
| |
| /* Input clock running at 30Mhz, read Hid1 for the CPU multiplier to |
| determine the CPU speed. */ |
| #define CFG_MPC8220_CLKIN 30000000/* ... running at 30MHz */ |
| #define CFG_MPC8220_SYSPLL_VCO_MULTIPLIER 16 /* VCO multiplier can't be read from any register */ |
| |
| #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
| #define BOOTFLAG_WARM 0x02 /* Software reboot */ |
| |
| #define CFG_CACHELINE_SIZE 32 /* For MPC8220 CPUs */ |
| |
| #if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
| # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
| #endif |
| |
| /* |
| * Serial console configuration |
| */ |
| |
| /* Define this for PSC console |
| #define CONFIG_PSC_CONSOLE 1 |
| */ |
| |
| #define CONFIG_EXTUART_CONSOLE 1 |
| |
| #ifdef CONFIG_EXTUART_CONSOLE |
| # define CONFIG_CONS_INDEX 1 |
| # define CFG_NS16550_SERIAL |
| # define CFG_NS16550 |
| # define CFG_NS16550_REG_SIZE 1 |
| # define CFG_NS16550_COM1 (CFG_CPLD_BASE + 0x1008) |
| # define CFG_NS16550_CLK 18432000 |
| #endif |
| |
| #define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */ |
| |
| #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } |
| |
| #define CONFIG_TIMESTAMP /* Print image info with timestamp */ |
| |
| /* |
| * Supported commands |
| */ |
| #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ |
| CFG_CMD_BOOTD | \ |
| CFG_CMD_CACHE | \ |
| CFG_CMD_DHCP | \ |
| CFG_CMD_DIAG | \ |
| CFG_CMD_EEPROM | \ |
| CFG_CMD_ELF | \ |
| CFG_CMD_I2C | \ |
| CFG_CMD_NET | \ |
| CFG_CMD_NFS | \ |
| CFG_CMD_PCI | \ |
| CFG_CMD_PING | \ |
| CFG_CMD_REGINFO | \ |
| CFG_CMD_SDRAM | \ |
| CFG_CMD_SNTP ) |
| |
| #define CONFIG_NET_MULTI |
| #define CONFIG_MII |
| |
| /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
| #include <cmd_confdefs.h> |
| |
| /* |
| * Autobooting |
| */ |
| #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
| #define CONFIG_BOOTARGS "root=/dev/ram rw" |
| #define CONFIG_ETHADDR 00:e0:0c:bc:e0:60 |
| #define CONFIG_HAS_ETH1 |
| #define CONFIG_ETH1ADDR 00:e0:0c:bc:e0:61 |
| #define CONFIG_IPADDR 192.162.1.2 |
| #define CONFIG_NETMASK 255.255.255.0 |
| #define CONFIG_SERVERIP 192.162.1.1 |
| #define CONFIG_GATEWAYIP 192.162.1.1 |
| #define CONFIG_HOSTNAME Alaska |
| #define CONFIG_OVERWRITE_ETHADDR_ONCE |
| |
| |
| /* |
| * I2C configuration |
| */ |
| #define CONFIG_HARD_I2C 1 |
| #define CFG_I2C_MODULE 1 |
| |
| #define CFG_I2C_SPEED 100000 /* 100 kHz */ |
| #define CFG_I2C_SLAVE 0x7F |
| |
| /* |
| * EEPROM configuration |
| */ |
| #define CFG_I2C_EEPROM_ADDR 0x52 /* 1011000xb */ |
| #define CFG_I2C_EEPROM_ADDR_LEN 1 |
| #define CFG_EEPROM_PAGE_WRITE_BITS 3 |
| #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 70 |
| /* |
| #define CFG_ENV_IS_IN_EEPROM 1 |
| #define CFG_ENV_OFFSET 0 |
| #define CFG_ENV_SIZE 256 |
| */ |
| |
| /* If CFG_AMD_BOOT is defined, the the system will boot from AMD. |
| else undefined it will boot from Intel Strata flash */ |
| #define CFG_AMD_BOOT 1 |
| |
| /* |
| * Flexbus Chipselect configuration |
| */ |
| #if defined (CFG_AMD_BOOT) |
| #define CFG_CS0_BASE 0xfff0 |
| #define CFG_CS0_MASK 0x00080000 /* 512 KB */ |
| #define CFG_CS0_CTRL 0x003f0d40 |
| |
| #define CFG_CS1_BASE 0xfe00 |
| #define CFG_CS1_MASK 0x01000000 /* 16 MB */ |
| #define CFG_CS1_CTRL 0x003f1540 |
| #else |
| #define CFG_CS0_BASE 0xff00 |
| #define CFG_CS0_MASK 0x01000000 /* 16 MB */ |
| #define CFG_CS0_CTRL 0x003f1540 |
| |
| #define CFG_CS1_BASE 0xfe08 |
| #define CFG_CS1_MASK 0x00080000 /* 512 KB */ |
| #define CFG_CS1_CTRL 0x003f0d40 |
| #endif |
| |
| #define CFG_CS2_BASE 0xf100 |
| #define CFG_CS2_MASK 0x00040000 |
| #define CFG_CS2_CTRL 0x003f1140 |
| |
| #define CFG_CS3_BASE 0xf200 |
| #define CFG_CS3_MASK 0x00040000 |
| #define CFG_CS3_CTRL 0x003f1100 |
| |
| |
| #define CFG_FLASH0_BASE (CFG_CS0_BASE << 16) |
| #define CFG_FLASH1_BASE (CFG_CS1_BASE << 16) |
| |
| #if defined (CFG_AMD_BOOT) |
| #define CFG_AMD_BASE CFG_FLASH0_BASE |
| #define CFG_INTEL_BASE CFG_FLASH1_BASE + 0xf00000 |
| #define CFG_FLASH_BASE CFG_AMD_BASE |
| #else |
| #define CFG_INTEL_BASE CFG_FLASH0_BASE + 0xf00000 |
| #define CFG_AMD_BASE CFG_FLASH1_BASE |
| #define CFG_FLASH_BASE CFG_INTEL_BASE |
| #endif |
| |
| #define CFG_CPLD_BASE (CFG_CS2_BASE << 16) |
| #define CFG_FPGA_BASE (CFG_CS3_BASE << 16) |
| |
| |
| #define CFG_MAX_FLASH_BANKS 4 /* 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 CFG_FLASH_LOCK_TOUT 5 /* Timeout for Flash Set Lock Bit (in ms) */ |
| #define CFG_FLASH_UNLOCK_TOUT 10000 /* Timeout for Flash Clear Lock Bits (in ms) */ |
| #define CFG_FLASH_PROTECTION /* "Real" (hardware) sectors protection */ |
| |
| #define PHYS_AMD_SECT_SIZE 0x00010000 /* 64 KB sectors (x2) */ |
| #define PHYS_INTEL_SECT_SIZE 0x00020000 /* 128 KB sectors (x2) */ |
| |
| #define CFG_FLASH_CHECKSUM |
| /* |
| * Environment settings |
| */ |
| #define CFG_ENV_IS_IN_FLASH 1 |
| #if defined (CFG_AMD_BOOT) |
| #define CFG_ENV_ADDR (CFG_FLASH0_BASE + CFG_CS0_MASK - PHYS_AMD_SECT_SIZE) |
| #define CFG_ENV_SIZE PHYS_AMD_SECT_SIZE |
| #define CFG_ENV_SECT_SIZE PHYS_AMD_SECT_SIZE |
| #define CFG_ENV1_ADDR (CFG_FLASH1_BASE + CFG_CS1_MASK - PHYS_INTEL_SECT_SIZE) |
| #define CFG_ENV1_SIZE PHYS_INTEL_SECT_SIZE |
| #define CFG_ENV1_SECT_SIZE PHYS_INTEL_SECT_SIZE |
| #else |
| #define CFG_ENV_ADDR (CFG_FLASH0_BASE + CFG_CS0_MASK - PHYS_INTEL_SECT_SIZE) |
| #define CFG_ENV_SIZE PHYS_INTEL_SECT_SIZE |
| #define CFG_ENV_SECT_SIZE PHYS_INTEL_SECT_SIZE |
| #define CFG_ENV1_ADDR (CFG_FLASH1_BASE + CFG_CS1_MASK - PHYS_AMD_SECT_SIZE) |
| #define CFG_ENV1_SIZE PHYS_AMD_SECT_SIZE |
| #define CFG_ENV1_SECT_SIZE PHYS_AMD_SECT_SIZE |
| #endif |
| |
| #define CONFIG_ENV_OVERWRITE 1 |
| |
| #if defined CFG_ENV_IS_IN_FLASH |
| #undef CFG_ENV_IS_IN_NVRAM |
| #undef CFG_ENV_IS_IN_EEPROM |
| #elif defined CFG_ENV_IS_IN_NVRAM |
| #undef CFG_ENV_IS_IN_FLASH |
| #undef CFG_ENV_IS_IN_EEPROM |
| #elif defined CFG_ENV_IS_IN_EEPROM |
| #undef CFG_ENV_IS_IN_NVRAM |
| #undef CFG_ENV_IS_IN_FLASH |
| #endif |
| |
| /* |
| * Memory map |
| */ |
| #define CFG_MBAR 0xF0000000 |
| #define CFG_SDRAM_BASE 0x00000000 |
| #define CFG_DEFAULT_MBAR 0x80000000 |
| #define CFG_SRAM_BASE (CFG_MBAR + 0x20000) |
| #define CFG_SRAM_SIZE 0x8000 |
| |
| /* Use SRAM until RAM will be available */ |
| #define CFG_INIT_RAM_ADDR (CFG_MBAR + 0x20000) |
| #define CFG_INIT_RAM_END 0x8000 /* 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 |
| |
| #define CFG_MONITOR_BASE TEXT_BASE |
| #if (CFG_MONITOR_BASE < CFG_FLASH_BASE) |
| # define CFG_RAMBOOT 1 |
| #endif |
| |
| #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
| #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ |
| #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| |
| /* SDRAM configuration */ |
| #define CFG_SDRAM_TOTAL_BANKS 2 |
| #define CFG_SDRAM_SPD_I2C_ADDR 0x51 /* 7bit */ |
| #define CFG_SDRAM_SPD_SIZE 0x40 |
| #define CFG_SDRAM_CAS_LATENCY 4 /* (CL=2)x2 */ |
| |
| /* SDRAM drive strength register */ |
| #define CFG_SDRAM_DRIVE_STRENGTH ((DRIVE_STRENGTH_LOW << SDRAMDS_SBE_SHIFT) | \ |
| (DRIVE_STRENGTH_HIGH << SDRAMDS_SBC_SHIFT) | \ |
| (DRIVE_STRENGTH_LOW << SDRAMDS_SBA_SHIFT) | \ |
| (DRIVE_STRENGTH_OFF << SDRAMDS_SBS_SHIFT) | \ |
| (DRIVE_STRENGTH_LOW << SDRAMDS_SBD_SHIFT)) |
| |
| /* |
| * Ethernet configuration |
| */ |
| #define CONFIG_MPC8220_FEC 1 |
| #define CONFIG_FEC_10MBIT 1 /* Workaround for FEC 100Mbit problem */ |
| #define CONFIG_PHY_ADDR 0x18 |
| |
| |
| /* |
| * 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 CFG_LOAD_ADDR 0x100000 /* default load address */ |
| |
| #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| |
| /* |
| * Various low-level settings |
| */ |
| #define CFG_HID0_INIT HID0_ICE | HID0_ICFI |
| #define CFG_HID0_FINAL HID0_ICE |
| |
| /* |
| * JFFS2 partitions |
| */ |
| |
| /* No command line, one static partition */ |
| /* |
| #undef CONFIG_JFFS2_CMDLINE |
| #define CONFIG_JFFS2_DEV "nor0" |
| #define CONFIG_JFFS2_PART_SIZE 0x00400000 |
| #define CONFIG_JFFS2_PART_OFFSET 0x00000000 |
| */ |
| |
| /* mtdparts command line support */ |
| /* |
| #define CONFIG_JFFS2_CMDLINE |
| #define MTDIDS_DEFAULT "nor0=alaska-0" |
| #define MTDPARTS_DEFAULT "mtdparts=alaska-0:4m(user)" |
| */ |
| |
| #endif /* __CONFIG_H */ |
