upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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315 lines
12 KiB
315 lines
12 KiB
/*
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* (C) Copyright 2000
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*
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* Configuation settings for the MBX8xx board.
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*
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* -----------------------------------------------------------------
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* Changed 2002-10-01
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* Added PCMCIA defines mostly taken from other U-Boot boards that
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* have PCMCIA already working. If you find any bugs, incorrect assumptions
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* feel free to fix them yourself and submit a patch.
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* Rod Boyce <rod_boyce@stratexnet.com.
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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_MPC860 1 /* This is a MPC860 CPU */
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#define CONFIG_MBX 1 /* ...on an MBX module */
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#define CONFIG_SYS_TEXT_BASE 0xfe000000
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#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
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#undef CONFIG_8xx_CONS_SMC2
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#undef CONFIG_8xx_CONS_NONE
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#define CONFIG_BAUDRATE 9600
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/* Define this to use the PCI bus */
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#undef CONFIG_USE_PCI
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#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
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#define CONFIG_8xx_GCLK_FREQ (50000000UL)
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#if 1
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#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
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#else
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#endif
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#define CONFIG_BOOTCOMMAND "bootm 20000" /* autoboot command */
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#define CONFIG_BOOTARGS "root=/dev/nfs rw " \
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"nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \
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"nfsaddrs=10.0.0.99:10.0.0.2"
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/*
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* Command line configuration.
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*/
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_DFL
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#define CONFIG_CMD_SDRAM
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#define CONFIG_CMD_PCMCIA
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#define CONFIG_CMD_IDE
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#define CONFIG_DOS_PARTITION
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
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#undef CONFIG_SYS_HUSH_PARSER /* Hush parse for U-Boot */
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#ifdef CONFIG_SYS_HUSH_PARSER
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#endif
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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_LOAD_ADDR 0x100000 /* default load address */
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#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
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#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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/*
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* Low Level Configuration Settings
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* (address mappings, register initial values, etc.)
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* You should know what you are doing if you make changes here.
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*/
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/*-----------------------------------------------------------------------
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* Physical memory map as defined by the MBX PGM
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*/
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#define CONFIG_SYS_IMMR 0xFA200000 /* Internal Memory Mapped Register*/
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#define CONFIG_SYS_NVRAM_BASE 0xFA000000 /* NVRAM */
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#define CONFIG_SYS_NVRAM_OR 0xffe00000 /* w/o speed dependent flags!! */
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#define CONFIG_SYS_CSR_BASE 0xFA100000 /* Control/Status Registers */
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#define CONFIG_SYS_PCIMEM_BASE 0x80000000 /* PCI I/O and Memory Spaces */
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#define CONFIG_SYS_PCIMEM_OR 0xA0000108
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#define CONFIG_SYS_PCIBRIDGE_BASE 0xFA210000 /* PCI-Bus Bridge Registers */
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#define CONFIG_SYS_PCIBRIDGE_OR 0xFFFF0108
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area (in DPRAM)
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*/
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#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
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#define CONFIG_SYS_INIT_RAM_END 0x2f00 /* End of used area in DPRAM */
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#define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_VPD_SIZE 256 /* size in bytes reserved for vpd buffer */
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#define CONFIG_SYS_INIT_VPD_OFFSET (CONFIG_SYS_GBL_DATA_OFFSET - CONFIG_SYS_INIT_VPD_SIZE)
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#define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_INIT_VPD_OFFSET-8)
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/*-----------------------------------------------------------------------
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* Offset in DPMEM where we keep the VPD data
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*/
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#define CONFIG_SYS_DPRAMVPD (CONFIG_SYS_INIT_VPD_OFFSET - 0x2000)
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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 0xfe000000
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#ifdef DEBUG
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#else
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#endif
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#undef CONFIG_SYS_MONITOR_BASE /* 0x200000 to run U-Boot from RAM */
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
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#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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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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* FLASH organization
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*/
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#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
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#define CONFIG_SYS_MAX_FLASH_SECT 16 /* max number of sectors on one chip */
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#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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/*-----------------------------------------------------------------------
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* NVRAM Configuration
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*
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* Note: the MBX is special because there is already a firmware on this
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* board: EPPC-Bug from Motorola. To avoid collisions in NVRAM Usage, we
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* access the NVRAM at the offset 0x1000.
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*/
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#define CONFIG_ENV_IS_IN_NVRAM 1 /* turn on NVRAM env feature */
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#define CONFIG_ENV_ADDR (CONFIG_SYS_NVRAM_BASE + 0x1000)
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#define CONFIG_ENV_SIZE 0x1000
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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#endif
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/*-----------------------------------------------------------------------
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* SYPCR - System Protection Control 11-9
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* SYPCR can only be written once after reset!
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*-----------------------------------------------------------------------
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* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
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*/
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#if defined(CONFIG_WATCHDOG)
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#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
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#else
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#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF)
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#endif
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/*-----------------------------------------------------------------------
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* SIUMCR - SIU Module Configuration 11-6
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*-----------------------------------------------------------------------
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* PCMCIA config., multi-function pin tri-state
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*/
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/* #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC10 | SIUMCR_SEME) */
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#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC11 | SIUMCR_SEME | SIUMCR_BSC )
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/*-----------------------------------------------------------------------
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* TBSCR - Time Base Status and Control 11-26
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*-----------------------------------------------------------------------
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* Clear Reference Interrupt Status, Timebase freezing enabled
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*/
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#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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/*-----------------------------------------------------------------------
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* PISCR - Periodic Interrupt Status and Control 11-31
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*-----------------------------------------------------------------------
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* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
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*/
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#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF | PISCR_PTE)
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/*-----------------------------------------------------------------------
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* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
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*-----------------------------------------------------------------------
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* Reset PLL lock status sticky bit, timer expired status bit and timer
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* interrupt status bit - leave PLL multiplication factor unchanged !
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*/
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#define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
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/*-----------------------------------------------------------------------
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* SCCR - System Clock and reset Control Register 15-27
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*-----------------------------------------------------------------------
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* Set clock output, timebase and RTC source and divider,
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* power management and some other internal clocks
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*/
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#define SCCR_MASK (SCCR_RTDIV | SCCR_RTSEL)
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#define CONFIG_SYS_SCCR SCCR_TBS
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/*-----------------------------------------------------------------------
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* PCMCIA stuff
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*-----------------------------------------------------------------------
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*
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*/
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#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
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#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
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#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
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#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
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#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
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#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
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#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
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#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
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#define CONFIG_SYS_PCMCIA_INTERRUPT SIU_LEVEL6
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#define CONFIG_PCMCIA_SLOT_A 1
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/*-----------------------------------------------------------------------
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* IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
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*-----------------------------------------------------------------------
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*/
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#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
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#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
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#undef CONFIG_IDE_LED /* LED for ide not supported */
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#undef CONFIG_IDE_RESET /* reset for ide not supported */
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#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
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#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
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#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
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#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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/* Offset for data I/O */
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#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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/* Offset for normal register accesses */
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#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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/* Offset for alternate registers */
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#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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/*-----------------------------------------------------------------------
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* Debug Entry Mode
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*-----------------------------------------------------------------------
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*
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*/
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#define CONFIG_SYS_DER 0
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#endif /* __CONFIG_H */
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