/* * (C) Copyright 2003 Picture Elements, Inc. * Stephen Williams <steve@icarus.com> * * SPDX-License-Identifier: GPL-2.0+ */ /* * board/config.h - configuration options, board specific */ #ifndef __CONFIG_H #define __CONFIG_H /* * High Level Configuration Options for the JSE board * (Theoretically easy to change, but the board is fixed.) */ #define CONFIG_JSE 1 /* JSE has a PPC405GPr */ #define CONFIG_405GP 1 /* ... with a 33MHz OSC. connected to the SysCLK input */ #define CONFIG_SYS_CLK_FREQ 33333333 /* ... with on-chip memory here (4KBytes) */ #define CONFIG_SYS_OCM_DATA_ADDR 0xF4000000 #define CONFIG_SYS_OCM_DATA_SIZE 0x00001000 /* Do not set up locked dcache as init ram. */ #undef CONFIG_SYS_INIT_DCACHE_CS #define CONFIG_SYS_TEXT_BASE 0xFFF80000 /* Map the SystemACE chip (CS#1) here. (Must be a multiple of 1Meg) */ #define CONFIG_SYSTEMACE 1 #define CONFIG_SYS_SYSTEMACE_BASE 0xf0000000 #define CONFIG_SYS_SYSTEMACE_WIDTH 8 #define CONFIG_DOS_PARTITION 1 /* Use the On-Chip-Memory (OCM) as a temporary stack for the startup code. */ #define CONFIG_SYS_TEMP_STACK_OCM 1 /* ... place INIT RAM in the OCM address */ # define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* ... give it the whole init ram */ # define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* ... Shave a bit off the end for global data */ # define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) /* ... and place the stack pointer at the top of what's left. */ # define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET /* Enable board_pre_init function */ #define CONFIG_BOARD_PRE_INIT 1 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Disable post-clk setup init function */ #undef CONFIG_BOARD_POSTCLK_INIT /* Disable call to post_init_f: late init function. */ #undef CONFIG_POST /* Enable DRAM test. */ #define CONFIG_SYS_DRAM_TEST 1 /* Enable misc_init_r function. */ #define CONFIG_MISC_INIT_R 1 /* JSE has EEPROM chips that are good for environment. */ #undef CONFIG_ENV_IS_IN_NVRAM #undef CONFIG_ENV_IS_IN_FLASH #define CONFIG_ENV_IS_IN_EEPROM 1 #undef CONFIG_ENV_IS_NOWHERE /* This is the 7bit address of the device, not including P. */ #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* After the device address, need one more address byte. */ #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* The EEPROM is 512 bytes. */ #define CONFIG_SYS_EEPROM_SIZE 512 /* The EEPROM can do 16byte ( 1 << 4 ) page writes. */ #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* Put the environment in the second half. */ #define CONFIG_ENV_OFFSET 0x00 #define CONFIG_ENV_SIZE 512 /* The JSE connects UART1 to the console tap connector. */ #define CONFIG_CONS_INDEX 2 #define CONFIG_SYS_NS16550 #define CONFIG_SYS_NS16550_SERIAL #define CONFIG_SYS_NS16550_REG_SIZE 1 #define CONFIG_SYS_NS16550_CLK get_serial_clock() /* Set console baudrate to 9600 */ #define CONFIG_BAUDRATE 9600 /* * Configuration related to auto-boot. * * CONFIG_BOOTDELAY sets the delay (in seconds) that U-Boot will wait * before resorting to autoboot. This value can be overridden by the * bootdelay environment variable. * * CONFIG_AUTOBOOT_PROMPT is the string that U-Boot emits to warn the * user that an autoboot will happen. * * CONFIG_BOOTCOMMAND is the sequence of commands that U-Boot will * execute to boot the JSE. This loads the uimage and initrd.img files * from CompactFlash into memory, then boots them from memory. * * CONFIG_BOOTARGS is the arguments passed to the Linux kernel to get * it going on the JSE. */ #define CONFIG_BOOTDELAY 5 #define CONFIG_BOOTARGS "root=/dev/ram0 init=/linuxrc rw" #define CONFIG_BOOTCOMMAND "fatload ace 0 2000000 uimage; fatload ace 0 2100000 initrd.img; bootm 2000000 2100000" #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ #define CONFIG_PPC4xx_EMAC #define CONFIG_MII 1 /* MII PHY management */ #define CONFIG_PHY_ADDR 1 /* PHY address */ /* * 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_DHCP #define CONFIG_CMD_EEPROM #define CONFIG_CMD_ELF #define CONFIG_CMD_FAT #define CONFIG_CMD_FLASH #define CONFIG_CMD_IRQ #define CONFIG_CMD_MII #define CONFIG_CMD_NET #define CONFIG_CMD_PCI #define CONFIG_CMD_PING /* watchdog disabled */ #undef CONFIG_WATCHDOG /* SPD EEPROM (sdram speed config) disabled */ #undef CONFIG_SPD_EEPROM #undef SPD_EEPROM_ADDRESS /* * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ #define 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_MEMTEST_START 0x0400000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ /* * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1. * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31. * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value. * The Linux BASE_BAUD define should match this configuration. * baseBaud = cpuClock/(uartDivisor*16) * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock, * set Linux BASE_BAUD to 403200. */ #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */ #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ #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} #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ #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 /*----------------------------------------------------------------------- * PCI stuff *----------------------------------------------------------------------- */ #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */ #define PCI_HOST_FORCE 1 /* configure as pci host */ #define PCI_HOST_AUTO 2 /* detected via arbiter enable */ #define CONFIG_PCI /* include pci support */ #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */ #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ #undef CONFIG_PCI_PNP /* do pci plug-and-play */ /* resource configuration */ #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */ #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */ #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */ #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */ #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */ #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */ #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ /*----------------------------------------------------------------------- * External peripheral base address *----------------------------------------------------------------------- */ #undef CONFIG_IDE_LED /* no led for ide supported */ #undef CONFIG_IDE_RESET /* no reset for ide supported */ #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000 #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000 #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000 /*----------------------------------------------------------------------- * 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 0xFFF80000 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE #define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 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 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) */ /* * Init Memory Controller: * * BR0/1 and OR0/1 (FLASH) */ #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */ #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ /* Configuration Port location */ #define CONFIG_PORT_ADDR 0xF0000500 #if defined(CONFIG_CMD_KGDB) #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ #endif #endif /* __CONFIG_H */