/* * (C) Copyright 2001-2003 * 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 __CONFIG_H #define __CONFIG_H /* * High Level Configuration Options * (easy to change) */ #define CONFIG_405EP 1 /* This is a PPC405 CPU */ #define CONFIG_4xx 1 /* ...member of PPC4xx family */ #define CONFIG_HUB405 1 /* ...on a ASH405 board */ #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */ #define CONFIG_SYS_CLK_FREQ 33333334 /* external frequency to pll */ #define CONFIG_BAUDRATE 9600 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ #undef CONFIG_BOOTARGS #define CONFIG_RAMBOOTCOMMAND \ "setenv bootargs root=/dev/ram rw nfsroot=$(serverip):$(rootpath) " \ "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ "bootm ffc00000 ffca0000" #define CONFIG_NFSBOOTCOMMAND \ "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ "bootm ffc00000" #define CONFIG_BOOTCOMMAND CONFIG_RAMBOOTCOMMAND #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ #define CONFIG_MII 1 /* MII PHY management */ #define CONFIG_PHY_ADDR 0 /* PHY address */ #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ CFG_CMD_DHCP | \ CFG_CMD_IRQ | \ CFG_CMD_ELF | \ CFG_CMD_NAND | \ CFG_CMD_I2C | \ CFG_CMD_MII | \ CFG_CMD_PING | \ CFG_CMD_EEPROM ) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> #undef CONFIG_WATCHDOG /* watchdog disabled */ #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #undef CFG_HUSH_PARSER /* use "hush" command parser */ #ifdef CFG_HUSH_PARSER #define CFG_PROMPT_HUSH_PS2 "> " #endif #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_DEVICE_NULLDEV 1 /* include nulldev device */ #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ #undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */ #define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */ #define CFG_BASE_BAUD 691200 #undef CONFIG_UART1_CONSOLE /* define for uart1 as console */ /* The following table includes the supported baudrates */ #define CFG_BAUDRATE_TABLE \ { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ 57600, 115200, 230400, 460800, 921600 } #define CFG_LOAD_ADDR 0x100000 /* default load address */ #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ #define CFG_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */ /*----------------------------------------------------------------------- * NAND-FLASH stuff *----------------------------------------------------------------------- */ #define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define SECTORSIZE 512 #define ADDR_COLUMN 1 #define ADDR_PAGE 2 #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 #define NAND_MAX_CHIPS 1 #define CFG_NAND_CE (0x80000000 >> 1) /* our CE is GPIO1 */ #define CFG_NAND_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */ #define CFG_NAND_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */ #define CFG_NAND_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */ #define NAND_DISABLE_CE(nand) do { out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CE);} while(0) #define NAND_ENABLE_CE(nand) do { out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND_CE);} while(0) #define NAND_CTL_CLRALE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND_ALE);} while(0) #define NAND_CTL_SETALE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_ALE);} while(0) #define NAND_CTL_CLRCLE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND_CLE);} while(0) #define NAND_CTL_SETCLE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CLE);} while(0) #define NAND_WAIT_READY(nand) while (!(in32(GPIO0_IR) & CFG_NAND_RDY)) #define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) #define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0) #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr)) /*----------------------------------------------------------------------- * PCI stuff *----------------------------------------------------------------------- */ #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */ #define PCI_HOST_FORCE 1 /* configure as pci host */ #define PCI_HOST_AUTO 2 /* detected via arbiter enable */ #undef CONFIG_PCI /* include pci support */ #define CONFIG_PCI_HOST PCI_HOST_HOST /* select pci host function */ #undef CONFIG_PCI_PNP /* do pci plug-and-play */ /* resource configuration */ #undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */ #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ #define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */ #define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/ #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ #define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */ #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ #define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */ #define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */ #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ /*----------------------------------------------------------------------- * Start addresses for the final memory configuration * (Set up by the startup code) * Please note that CFG_SDRAM_BASE _must_ start at 0 */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_FLASH_BASE 0xFFFC0000 #define CFG_MONITOR_BASE CFG_FLASH_BASE #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ #define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */ /* * 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 */ /*----------------------------------------------------------------------- * FLASH organization */ #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */ #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ #define CFG_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 CFG_FLASH_READ0 0x0000 /* 0 is standard */ #define CFG_FLASH_READ1 0x0001 /* 1 is standard */ #define CFG_FLASH_READ2 0x0002 /* 2 is standard */ #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ #if 0 /* test-only */ #define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */ #define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */ #endif /*----------------------------------------------------------------------- * Environment Variable setup */ #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ #define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */ #define CFG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/ /* total size of a CAT24WC16 is 2048 bytes */ #define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */ #define CFG_NVRAM_SIZE 242 /* NVRAM size */ /*----------------------------------------------------------------------- * I2C EEPROM (CAT24WC16) for environment */ #define CONFIG_HARD_I2C /* I2c with hardware support */ #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ #define CFG_I2C_SLAVE 0x7F #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ /* mask of address bits that overflow into the "EEPROM chip address" */ #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07 #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ /* 16 byte page write mode using*/ /* last 4 bits of the address */ #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ #define CFG_EEPROM_PAGE_WRITE_ENABLE /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */ /* have only 8kB, 16kB is save here */ #define CFG_CACHELINE_SIZE 32 /* ... */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif /* * Init Memory Controller: * * BR0/1 and OR0/1 (FLASH) */ #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */ /*----------------------------------------------------------------------- * External Bus Controller (EBC) Setup */ /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */ #define CFG_EBC_PB0AP 0x92015480 /*#define CFG_EBC_PB0AP 0x08055880 /XXX* TWT=16,CSN=1,OEN=1,WBN=1,WBF=1,TH=4,SOR=1 */ #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ /* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */ #define CFG_EBC_PB1AP 0x92015480 #define CFG_EBC_PB1CR 0xF4018000 /* BAS=0xF40,BS=1MB,BU=R/W,BW=8bit */ /* Memory Bank 2 (8 Bit Peripheral: UART) initialization */ #if 0 #define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ #define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ #else #define CFG_EBC_PB2AP 0x92015480 #define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ #endif #define DUART0_BA 0xF0000000 /* DUART Base Address */ #define DUART1_BA 0xF0000008 /* DUART Base Address */ #define DUART2_BA 0xF0000010 /* DUART Base Address */ #define DUART3_BA 0xF0000018 /* DUART Base Address */ #define CFG_NAND_BASE 0xF4000000 /*----------------------------------------------------------------------- * FPGA stuff */ #define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */ #define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/ /* FPGA program pin configuration */ #define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */ #define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */ #define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */ #define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */ #define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */ /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area (in data cache) */ /* use on chip memory ( OCM ) for temperary stack until sdram is tested */ #define CFG_TEMP_STACK_OCM 1 /* On Chip Memory location */ #define CFG_OCM_DATA_ADDR 0xF8000000 #define CFG_OCM_DATA_SIZE 0x1000 #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ #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 /*----------------------------------------------------------------------- * Definitions for GPIO setup (PPC405EP specific) * * GPIO0[0] - External Bus Controller BLAST output * GPIO0[1-9] - Instruction trace outputs -> GPIO * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs * GPIO0[24-27] - UART0 control signal inputs/outputs * GPIO0[28-29] - UART1 data signal input/output * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs */ #define CFG_GPIO0_OSRH 0x40000550 #define CFG_GPIO0_OSRL 0x00000110 #define CFG_GPIO0_ISR1H 0x00000000 #define CFG_GPIO0_ISR1L 0x15555445 #define CFG_GPIO0_TSRH 0x00000000 #define CFG_GPIO0_TSRL 0x00000000 #define CFG_GPIO0_TCR 0xF7FE0014 #define CFG_DUART_RST (0x80000000 >> 14) /* * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ /* * Default speed selection (cpu_plb_opb_ebc) in mhz. * This value will be set if iic boot eprom is disabled. */ #if 0 #define PLLMR0_DEFAULT PLLMR0_266_133_66_33 #define PLLMR1_DEFAULT PLLMR1_266_133_66_33 #endif #if 0 #define PLLMR0_DEFAULT PLLMR0_200_100_50_33 #define PLLMR1_DEFAULT PLLMR1_200_100_50_33 #endif #if 1 #define PLLMR0_DEFAULT PLLMR0_133_66_66_33 #define PLLMR1_DEFAULT PLLMR1_133_66_66_33 #endif #endif /* __CONFIG_H */