/* * (C) Copyright 2001-2003 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com * * SPDX-License-Identifier: GPL-2.0+ */ /* * 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_DP405 1 /* ...on a DP405 board */ #define CONFIG_SYS_TEXT_BASE 0xFFFD0000 #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 33333300 /* external frequency to pll */ #define CONFIG_BAUDRATE 9600 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ #undef CONFIG_BOOTARGS #undef CONFIG_BOOTCOMMAND #define CONFIG_PREBOOT /* enable preboot variable */ #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ /* * Command line configuration. */ #include #define CONFIG_CMD_BSP #define CONFIG_CMD_ELF #define CONFIG_CMD_I2C #define CONFIG_CMD_EEPROM #undef CONFIG_CMD_NET #undef CONFIG_CMD_NFS #undef CONFIG_WATCHDOG /* watchdog disabled */ #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ #define CONFIG_PRAM 2 /* reserve 2 kB "protected RAM" */ /* * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ #undef CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ #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_SYS_MEMTEST_START 0x0400000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ #define CONFIG_CONS_INDEX 1 /* Use UART0 */ #define CONFIG_SYS_NS16550 #define CONFIG_SYS_NS16550_SERIAL #define CONFIG_SYS_NS16550_REG_SIZE 1 #define CONFIG_SYS_NS16550_CLK get_serial_clock() #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* no external serial clock used */ #define CONFIG_SYS_BASE_BAUD 691200 /* The following table includes the supported baudrates */ #define CONFIG_SYS_BAUDRATE_TABLE \ { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ 57600, 115200, 230400, 460800, 921600 } #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ /* * 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 FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */ #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 1000 /* 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 */ /*----------------------------------------------------------------------- * 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_FLASH_BASE CONFIG_SYS_MONITOR_BASE #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_MONITOR_LEN (~(CONFIG_SYS_TEXT_BASE) + 1) #define CONFIG_SYS_MALLOC_LEN (256 * 1024) #if (CONFIG_SYS_MONITOR_BASE < FLASH_BASE0_PRELIM) # define CONFIG_SYS_RAMBOOT 1 #else # undef CONFIG_SYS_RAMBOOT #endif /*----------------------------------------------------------------------- * Environment Variable setup */ #define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ #define CONFIG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */ #define CONFIG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/ /* total size of a CAT24WC16 is 2048 bytes */ /*----------------------------------------------------------------------- * I2C EEPROM (CAT24WC16) for environment */ #define CONFIG_SYS_I2C #define CONFIG_SYS_I2C_PPC4XX #define CONFIG_SYS_I2C_PPC4XX_CH0 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000 #define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ /* mask of address bits that overflow into the "EEPROM chip address" */ #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ /* 16 byte page write mode using*/ /* last 4 bits of the address */ #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ /*----------------------------------------------------------------------- * External Bus Controller (EBC) Setup */ #define CAN_BA 0xF0000000 /* CAN Base Address */ /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */ #define CONFIG_SYS_EBC_PB0AP 0x92015480 #define CONFIG_SYS_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ /* Memory Bank 2 (8 Bit Peripheral: CAN, UART, RTC) initialization */ #define CONFIG_SYS_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ #define CONFIG_SYS_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ /*----------------------------------------------------------------------- * FPGA stuff */ /* FPGA program pin configuration */ #define CONFIG_SYS_FPGA_PRG 0x04000000 /* JTAG TMS pin (ppc output) */ #define CONFIG_SYS_FPGA_CLK 0x02000000 /* JTAG TCK pin (ppc output) */ #define CONFIG_SYS_FPGA_DATA 0x01000000 /* JTAG TDO->TDI data pin (ppc output) */ #define CONFIG_SYS_FPGA_INIT 0x00010000 /* unused (ppc input) */ #define CONFIG_SYS_FPGA_DONE 0x00008000 /* JTAG TDI->TDO 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 CONFIG_SYS_TEMP_STACK_OCM 1 /* On Chip Memory location */ #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */ #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */ #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_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 */ /* GPIO Input: OSR=00, ISR=00, TSR=00, TCR=0 */ /* GPIO Output: OSR=00, ISR=00, TSR=00, TCR=1 */ /* Alt. Funtion Input: OSR=00, ISR=01, TSR=00, TCR=0 */ /* Alt. Funtion Output: OSR=01, ISR=00, TSR=00, TCR=1 */ #define CONFIG_SYS_GPIO0_OSRL 0x40000540 /* 0 ... 15 */ #define CONFIG_SYS_GPIO0_OSRH 0x00000110 /* 16 ... 31 */ #define CONFIG_SYS_GPIO0_ISR1L 0x00000000 /* 0 ... 15 */ #define CONFIG_SYS_GPIO0_ISR1H 0x14000045 /* 16 ... 31 */ #define CONFIG_SYS_GPIO0_TSRL 0x00000000 /* 0 ... 15 */ #define CONFIG_SYS_GPIO0_TSRH 0x00000000 /* 16 ... 31 */ #define CONFIG_SYS_GPIO0_TCR 0xB7FE0014 /* 0 ... 31 */ /* * Default speed selection (cpu_plb_opb_ebc) in mhz. * This value will be set if iic boot eprom is disabled. */ #define PLLMR0_DEFAULT PLLMR0_133_66_66_33 #define PLLMR1_DEFAULT PLLMR1_133_66_66_33 #endif /* __CONFIG_H */