/* * (C) Copyright 2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * modified for TOP5200-series by Reinhard Meyer, www.emk-elektronik.de * * TOP5200 differences from IceCube: * 1 FLASH Bank for one Chip only, up to 64 MB in 16 MB Banks * bank switch controlled by TIMER_6(LSB) and TIMER_7(MSB) Pins * 1 SDRAM/DDRAM Bank up to 256 MB * local VPD I2C Bus is software driven and uses * GPIO_WKUP_6 for SDA, GPIO_WKUP_7 for SCL * FLASH is re-located at 0xff000000 * Internal regs are at 0xf0000000 * Reset jumps to 0x00000100 * * 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_MPC5xxx 1 /* This is an MPC5xxx CPU */ #define CONFIG_MPC5200 1 /* More exactly a MPC5200 */ #define CONFIG_TOP5200 1 /* ... on TOP5200 board - we need this for FEC.C */ #define CFG_MPC5XXX_CLKIN 33000000 /* ... running at 33.000000MHz */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ #define CFG_CACHELINE_SIZE 32 /* For MPC5xxx CPUs */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif /* * Serial console configuration */ #define CONFIG_PSC_CONSOLE 1 /* console is on PSC1 */ #define CONFIG_BAUDRATE 9600 /* ... at 9600 bps */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } #if defined (CONFIG_EVAL5200) || defined (CONFIG_LITE5200) /* * PCI Mapping: * 0x40000000 - 0x4fffffff - PCI Memory * 0x50000000 - 0x50ffffff - PCI IO Space */ # define CONFIG_PCI 1 # define CONFIG_PCI_PNP 1 # define CONFIG_PCI_SCAN_SHOW 1 # define CONFIG_PCI_MEM_BUS 0x40000000 # define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS # define CONFIG_PCI_MEM_SIZE 0x10000000 # define CONFIG_PCI_IO_BUS 0x50000000 # define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS # define CONFIG_PCI_IO_SIZE 0x01000000 # define ADD_PCI_CMD CFG_CMD_PCI #else /* no Evaluation board */ # define ADD_PCI_CMD 0 /* no CFG_CMD_PCI */ #endif /* USB */ #if defined (CONFIG_EVAL5200) || defined (CONFIG_LITE5200) # define CONFIG_USB_OHCI # define CONFIG_USB_CLOCK 0x0001bbbb # if defined (CONFIG_EVAL5200) # define CONFIG_USB_CONFIG 0x00005100 # else # define CONFIG_USB_CONFIG 0x00001000 # endif # define ADD_USB_CMD CFG_CMD_USB | CFG_CMD_FAT # define CONFIG_DOS_PARTITION # define CONFIG_USB_STORAGE #else # define ADD_USB_CMD 0 #endif /* IDE */ #if defined (CONFIG_EVAL5200) || defined (CONFIG_LITE5200) # define ADD_IDE_CMD CFG_CMD_IDE | CFG_CMD_FAT # define CONFIG_DOS_PARTITION #else # define ADD_IDE_CMD 0 #endif /* * Supported commands */ #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ ADD_PCI_CMD | \ ADD_USB_CMD | \ ADD_IDE_CMD | \ CFG_CMD_ASKENV | \ CFG_CMD_DATE | \ CFG_CMD_DHCP | \ CFG_CMD_I2C | \ CFG_CMD_EEPROM | \ CFG_CMD_REGINFO | \ CFG_CMD_IMMAP | \ CFG_CMD_ELF | \ CFG_CMD_MII | \ CFG_CMD_BEDBUG \ ) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> /* * MUST be low boot - HIGHBOOT is not supported anymore */ #if (TEXT_BASE == 0xFF000000) /* Boot low with 16 MB Flash */ # define CFG_LOWBOOT 1 # define CFG_LOWBOOT16 1 #else # error "TEXT_BASE must be 0xff000000" #endif /* * Autobooting */ #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #define CONFIG_PREBOOT "echo;" \ "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ "echo" #undef CONFIG_BOOTARGS #define CONFIG_EXTRA_ENV_SETTINGS \ "netdev=eth0\0" \ "nfsargs=setenv bootargs root=/dev/nfs rw " \ "nfsroot=$(serverip):$(rootpath)\0" \ "ramargs=setenv bootargs root=/dev/ram rw\0" \ "addip=setenv bootargs $(bootargs) " \ "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \ ":$(hostname):$(netdev):off panic=1\0" \ "flash_nfs=run nfsargs addip;" \ "bootm $(kernel_addr)\0" \ "flash_self=run ramargs addip;" \ "bootm $(kernel_addr) $(ramdisk_addr)\0" \ "net_nfs=tftp 200000 $(bootfile);run nfsargs addip;bootm\0" \ "rootpath=/opt/eldk/ppc_82xx\0" \ "bootfile=/tftpboot/MPC5200/uImage\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" /* * IPB Bus clocking configuration. */ #undef CFG_IPBSPEED_133 /* define for 133MHz speed */ /* * I2C configuration */ /* * EEPROM configuration */ #define CFG_EEPROM_PAGE_WRITE_BITS 3 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 70 #define CFG_I2C_EEPROM_ADDR_LEN 2 #define CFG_EEPROM_SIZE 0x2000 #define CONFIG_ENV_OVERWRITE #define CONFIG_MISC_INIT_R #undef CONFIG_HARD_I2C /* I2C with hardware support */ #define CONFIG_SOFT_I2C 1 /* I2C with softwate support */ #if defined (CONFIG_SOFT_I2C) # define SDA0 0x40 # define SCL0 0x80 # define GPIOE0 *((volatile uchar*)(CFG_MBAR+0x0c00)) # define DDR0 *((volatile uchar*)(CFG_MBAR+0x0c08)) # define DVO0 *((volatile uchar*)(CFG_MBAR+0x0c0c)) # define DVI0 *((volatile uchar*)(CFG_MBAR+0x0c20)) # define ODE0 *((volatile uchar*)(CFG_MBAR+0x0c04)) # define I2C_INIT {GPIOE0|=(SDA0|SCL0);ODE0|=(SDA0|SCL0);DVO0|=(SDA0|SCL0);DDR0|=(SDA0|SCL0);} # define I2C_READ ((DVI0&SDA0)?1:0) # define I2C_SDA(x) {if(x)DVO0|=SDA0;else DVO0&=~SDA0;} # define I2C_SCL(x) {if(x)DVO0|=SCL0;else DVO0&=~SCL0;} # define I2C_DELAY {udelay(5);} # define I2C_ACTIVE {DDR0|=SDA0;} # define I2C_TRISTATE {DDR0&=~SDA0;} # define CFG_I2C_SPEED 100000 # define CFG_I2C_SLAVE 0x7F #define CFG_I2C_EEPROM_ADDR 0x57 #define CFG_I2C_FACT_ADDR 0x57 #endif #if defined (CONFIG_HARD_I2C) # define CFG_I2C_MODULE 2 /* Select I2C module #1 or #2 */ # define CFG_I2C_SPEED 100000 /* 100 kHz */ # define CFG_I2C_SLAVE 0x7F #define CFG_I2C_EEPROM_ADDR 0x54 #define CFG_I2C_FACT_ADDR 0x54 #endif /* * Flash configuration, expect one 16 Megabyte Bank at most */ #define CFG_FLASH_BASE 0xff000000 #define CFG_FLASH_SIZE 0x01000000 #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */ #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0) #define CFG_MAX_FLASH_SECT 256 /* 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) */ #undef CONFIG_FLASH_16BIT /* Flash is 8-bit */ /* * DRAM configuration - will be read from VPD later... TODO! */ #if 0 /* 2x MT48LC16M16A2 - 7.0 ns SDRAMS = 64 MegaBytes Total */ #define CFG_DRAM_DDR 0 #define CFG_DRAM_EMODE 0 #define CFG_DRAM_MODE 0x008D #define CFG_DRAM_CONTROL 0x514F0000 #define CFG_DRAM_CONFIG1 0xC2233A00 #define CFG_DRAM_CONFIG2 0x88B70004 #define CFG_DRAM_TAP_DEL 0x08 #define CFG_DRAM_RAM_SIZE 0x19 #endif #if 1 /* 2x MT48LC16M16A2 - 7.5 ns SDRAMS = 64 MegaBytes Total */ #define CFG_DRAM_DDR 0 #define CFG_DRAM_EMODE 0 #define CFG_DRAM_MODE 0x00CD #define CFG_DRAM_CONTROL 0x514F0000 #define CFG_DRAM_CONFIG1 0xD2333A00 #define CFG_DRAM_CONFIG2 0x8AD70004 #define CFG_DRAM_TAP_DEL 0x08 #define CFG_DRAM_RAM_SIZE 0x19 #endif /* * Environment settings */ #define CFG_ENV_IS_IN_EEPROM 1 /* turn on EEPROM env feature */ #define CFG_ENV_OFFSET 0x1000 #define CFG_ENV_SIZE 0x0700 /* * VPD settings */ #define CFG_FACT_OFFSET 0x1800 #define CFG_FACT_SIZE 0x0800 /* * Memory map * * Warning!!! with the current BestComm Task, MBAR MUST BE set to 0xf0000000 */ #define CFG_MBAR 0xf0000000 /* DO NOT CHANGE this */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_DEFAULT_MBAR 0x80000000 /* Use SRAM until RAM will be available */ #define CFG_INIT_RAM_ADDR MPC5XXX_SRAM #define CFG_INIT_RAM_END MPC5XXX_SRAM_SIZE /* 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 */ /* * Ethernet configuration */ #define CONFIG_MPC5xxx_FEC 1 #define CONFIG_FEC_10MBIT 1 /* Workaround for FEC 100Mbit problem */ #define CONFIG_PHY_ADDR 0x1f #define CONFIG_PHY_TYPE 0x79c874 /* * GPIO configuration: * PSC1,2,3 predefined as UART * PCI disabled * Ethernet 100 with MD */ #define CFG_GPS_PORT_CONFIG 0x00058044 /* * 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 0x01f00000 /* 1 ... 31 MB in DRAM */ #define CFG_LOAD_ADDR 0x200000 /* default load address */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #ifdef CONFIG_EVAL5200 /* M48T08 is available with the Evaluation board only */ #define CONFIG_RTC_MK48T59 1 /* use M48T08 on EVAL5200 */ #define RTC(reg) (0xf0010000+reg) /* setup CS2 for M48T08. Must MAP 64kB */ #define CFG_CS2_START RTC(0) #define CFG_CS2_SIZE 0x10000 /* setup CS2 configuration register: */ /* WaitP = 0, WaitX = 4, MX=0, AL=1, AA=1, CE=1 */ /* AS=2, DS=0, Bank=0, WTyp=0, WS=0, RS=0, WO=0, RO=0 */ #define CFG_CS2_CFG 0x00047800 #else #define CONFIG_RTC_MPC5200 1 /* use internal MPC5200 RTC */ #endif /* * Various low-level settings */ #define CFG_HID0_INIT HID0_ICE | HID0_ICFI #define CFG_HID0_FINAL HID0_ICE #define CFG_BOOTCS_START CFG_FLASH_BASE #define CFG_BOOTCS_SIZE CFG_FLASH_SIZE #define CFG_BOOTCS_CFG 0x00047801 #define CFG_CS0_START CFG_FLASH_BASE #define CFG_CS0_SIZE CFG_FLASH_SIZE #define CFG_CS_BURST 0x00000000 #define CFG_CS_DEADCYCLE 0x33333333 #define CFG_RESET_ADDRESS 0x7f000000 /*----------------------------------------------------------------------- * IDE/ATA stuff Supports IDE harddisk *----------------------------------------------------------------------- */ #undef CONFIG_IDE_8xx_PCCARD /* Use IDE with PC Card Adapter */ #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ #undef CONFIG_IDE_LED /* LED for ide not supported */ #define CONFIG_IDE_RESET 1 #define CONFIG_IDE_PREINIT #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 MPC5XXX_ATA /* Offset for data I/O */ #define CFG_ATA_DATA_OFFSET (0x0060) /* Offset for normal register accesses */ #define CFG_ATA_REG_OFFSET (CFG_ATA_DATA_OFFSET) /* Offset for alternate registers */ #define CFG_ATA_ALT_OFFSET (0x005c) /* Interval between registers */ #define CFG_ATA_STRIDE 4 #endif /* __CONFIG_H */