282 lines
8.3 KiB
C
282 lines
8.3 KiB
C
/*
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* (C) Copyright 2004
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* Tolunay Orkun, Nextio Inc., torkun@nextio.com
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/*
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* board/config.h - configuration options, board specific
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_405GP 1 /* This is a PPC405GP CPU */
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#define CONFIG_CSB472 1 /* on a Cogent CSB472 board */
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#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f() */
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#define CONFIG_LAST_STAGE_INIT 1 /* Call last_stage_init() */
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#define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
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#define CONFIG_SYS_TEXT_BASE 0xFFFC0000
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/*
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* OS Bootstrap configuration
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*
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*/
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#if 0
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#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
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#else
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#define CONFIG_BOOTDELAY 3 /* autoboot after X seconds */
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#endif
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#define CONFIG_ZERO_BOOTDELAY_CHECK /* check keypress when bootdelay = 0 */
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#if 1
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#undef CONFIG_BOOTARGS
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#define CONFIG_BOOTCOMMAND \
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"setenv bootargs console=ttyS0,38400 debug " \
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"root=/dev/ram rw ramdisk_size=4096 " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
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"bootm ff800000 ff900000"
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#endif
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#if 0
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#undef CONFIG_BOOTARGS
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#define CONFIG_BOOTCOMMAND \
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"bootp; " \
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"setenv bootargs console=ttyS0,38400 debug " \
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"root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
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"bootm"
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#endif
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_DNS2
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/*
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* Command line configuration.
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*/
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_BEDBUG
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_IRQ
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_DATE
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#define CONFIG_CMD_MII
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_DHCP
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/*
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* Serial download configuration
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*
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*/
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
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/*
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* KGDB Configuration
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*
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*/
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
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#endif
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/*
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* Miscellaneous configurable options
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*
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*/
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#undef CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
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#define CONFIG_SYS_LONGHELP /* undef to save memory */
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
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#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
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#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
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#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_info (bd_t) */
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#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*
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* watchdog configuration
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*
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*/
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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/*
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* UART configuration
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*
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*/
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#define CONFIG_CONS_INDEX 1 /* Use UART0 */
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE 1
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#define CONFIG_SYS_NS16550_CLK get_serial_clock()
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#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* use internal serial clock */
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#define CONFIG_SYS_BASE_BAUD 691200
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#define CONFIG_BAUDRATE 38400 /* Default baud rate */
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#define CONFIG_SYS_BAUDRATE_TABLE \
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{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400 }
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/*
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* I2C configuration
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*
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*/
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#define CONFIG_SYS_I2C
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#define CONFIG_SYS_I2C_PPC4XX
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#define CONFIG_SYS_I2C_PPC4XX_CH0
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#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 100000
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#define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F /* I2C slave address */
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/*
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* MII PHY configuration
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*
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*/
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#define CONFIG_PPC4xx_EMAC
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#define CONFIG_MII 1 /* MII PHY management */
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#define CONFIG_PHY_ADDR 0 /* PHY address */
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#define CONFIG_PHY_CMD_DELAY 40 /* PHY COMMAND delay */
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/* 32usec min. for LXT971A */
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#define CONFIG_PHY_RESET_DELAY 300 /* PHY RESET recovery delay */
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/*
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* RTC configuration
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*
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* Note that DS1307 RTC is limited to 100Khz I2C bus.
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*
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*/
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#define CONFIG_RTC_DS1307 /* Use Dallas 1307 RTC */
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/*
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* PCI stuff
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*
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*/
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#define CONFIG_PCI /* include pci support */
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#define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
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#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
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#define PCI_HOST_FORCE 1 /* configure as pci host */
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#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
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#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
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#define CONFIG_PCI_PNP /* do pci plug-and-play */
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/* resource configuration */
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#undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
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#define CONFIG_PCI_BOOTDELAY 0 /* enable pci bootdelay variable*/
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#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */
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#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */
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#define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
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#define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
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#define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
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#define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
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#define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
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#define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
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/*
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* IDE stuff
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*
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*/
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#undef CONFIG_IDE_PCMCIA /* no pcmcia interface required */
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#undef CONFIG_IDE_LED /* no led for ide supported */
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#undef CONFIG_IDE_RESET /* no reset for ide supported */
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/*
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* Environment configuration
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*
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*/
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#define CONFIG_ENV_IS_IN_FLASH 1 /* environment is in FLASH */
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#undef CONFIG_ENV_IS_IN_NVRAM
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#undef CONFIG_ENV_IS_IN_EEPROM
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/*
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* General Memory organization
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*
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* Start addresses for the final memory configuration
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* (Set up by the startup code)
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* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
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*/
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#define CONFIG_SYS_SDRAM_BASE 0x00000000
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#define CONFIG_SYS_FLASH_BASE 0xFF800000
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#define CONFIG_SYS_FLASH_SIZE 0x00800000
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 KB for Monitor */
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#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 KB for malloc() */
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#if CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE
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#define CONFIG_SYS_RAMSTART
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#endif
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#if defined(CONFIG_ENV_IS_IN_FLASH)
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#define CONFIG_ENV_IN_OWN_SECTOR 1 /* Give Environment own sector */
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#define CONFIG_ENV_ADDR 0xFFF00000 /* Address of Environment Sector */
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#define CONFIG_ENV_SIZE 0x00001000 /* Size of Environment */
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#define CONFIG_ENV_SECT_SIZE 0x00040000 /* Size of Environment Sector */
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#endif
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/*
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* FLASH Device configuration
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*
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*/
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#define CONFIG_SYS_FLASH_CFI 1 /* flash is CFI conformant */
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#define CONFIG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
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#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max # of memory banks */
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#define CONFIG_SYS_FLASH_INCREMENT 0 /* there is only one bank */
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#define CONFIG_SYS_MAX_FLASH_SECT 64 /* max # of sectors on one chip */
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#define CONFIG_SYS_FLASH_PROTECTION 1 /* hardware flash protection */
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#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
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/*
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* On Chip Memory location/size
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*
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*/
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#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
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#define CONFIG_SYS_OCM_DATA_SIZE 0x1000
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/*
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* Global info and initial stack
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*
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*/
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#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of on-chip SRAM */
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#define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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/*
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* Miscellaneous board specific definitions
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*
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*/
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#define CONFIG_I2CFAST 1 /* enable "i2cfast" env. setting */
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#endif /* __CONFIG_H */
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