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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320 lines
9.2 KiB
320 lines
9.2 KiB
/*
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* (C) Copyright 2001-2005
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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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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*
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* Configuration settings for the CU824 board.
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*
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*/
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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_MPC824X 1
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#define CONFIG_MPC8240 1
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#define CONFIG_CU824 1
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_BAUDRATE 9600
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
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#define CONFIG_BOOTCOMMAND "bootm FE020000" /* autoboot command */
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#define CONFIG_BOOTDELAY 5
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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_TIMESTAMP /* Print image info with timestamp */
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_BEDBUG
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_NFS
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#define CONFIG_CMD_SNTP
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/*
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* Miscellaneous configurable options
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*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "=> " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#if 1
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#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
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#endif
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#ifdef CFG_HUSH_PARSER
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#define CFG_PROMPT_HUSH_PS2 "> "
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#endif
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/* Print Buffer Size
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*/
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#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_LOAD_ADDR 0x00100000 /* Default load address */
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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 CFG_SDRAM_BASE _must_ start at 0
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*/
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_FLASH_BASE 0xFF000000
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#define CFG_RESET_ADDRESS 0xFFF00100
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#define CFG_EUMB_ADDR 0xFCE00000
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#define CFG_MONITOR_BASE TEXT_BASE
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#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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#define CFG_MEMTEST_START 0x00004000 /* memtest works on */
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#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
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/* Maximum amount of RAM.
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*/
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#define CFG_MAX_RAM_SIZE 0x10000000
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#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
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#undef CFG_RAMBOOT
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#else
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#define CFG_RAMBOOT
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#endif
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area
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*/
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/* Size in bytes reserved for initial data
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*/
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#define CFG_GBL_DATA_SIZE 128
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#define CFG_INIT_RAM_ADDR 0x40000000
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#define CFG_INIT_RAM_END 0x1000
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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/*
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* NS16550 Configuration
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*/
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#define CFG_NS16550
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#define CFG_NS16550_SERIAL
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#define CFG_NS16550_REG_SIZE 4
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#define CFG_NS16550_CLK (14745600 / 2)
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#define CFG_NS16550_COM1 0xFE800080
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#define CFG_NS16550_COM2 0xFE8000C0
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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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* For the detail description refer to the MPC8240 user's manual.
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*/
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#define CONFIG_SYS_CLK_FREQ 33000000
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#define CFG_HZ 1000
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/* Bit-field values for MCCR1.
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*/
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#define CFG_ROMNAL 0
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#define CFG_ROMFAL 7
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/* Bit-field values for MCCR2.
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*/
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#define CFG_REFINT 430 /* Refresh interval */
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/* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4.
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*/
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#define CFG_BSTOPRE 192
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/* Bit-field values for MCCR3.
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*/
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#define CFG_REFREC 2 /* Refresh to activate interval */
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#define CFG_RDLAT 3 /* Data latancy from read command */
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/* Bit-field values for MCCR4.
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*/
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#define CFG_PRETOACT 2 /* Precharge to activate interval */
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#define CFG_ACTTOPRE 5 /* Activate to Precharge interval */
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#define CFG_SDMODE_CAS_LAT 2 /* SDMODE CAS latancy */
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#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */
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#define CFG_SDMODE_BURSTLEN 2 /* SDMODE Burst length */
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#define CFG_ACTORW 2
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#define CFG_REGISTERD_TYPE_BUFFER 1
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/* Memory bank settings.
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* Only bits 20-29 are actually used from these vales to set the
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* start/end addresses. The upper two bits will always be 0, and the lower
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* 20 bits will be 0x00000 for a start address, or 0xfffff for an end
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* address. Refer to the MPC8240 book.
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*/
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#define CFG_BANK0_START 0x00000000
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#define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1)
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#define CFG_BANK0_ENABLE 1
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#define CFG_BANK1_START 0x3ff00000
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#define CFG_BANK1_END 0x3fffffff
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#define CFG_BANK1_ENABLE 0
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#define CFG_BANK2_START 0x3ff00000
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#define CFG_BANK2_END 0x3fffffff
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#define CFG_BANK2_ENABLE 0
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#define CFG_BANK3_START 0x3ff00000
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#define CFG_BANK3_END 0x3fffffff
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#define CFG_BANK3_ENABLE 0
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#define CFG_BANK4_START 0x3ff00000
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#define CFG_BANK4_END 0x3fffffff
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#define CFG_BANK4_ENABLE 0
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#define CFG_BANK5_START 0x3ff00000
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#define CFG_BANK5_END 0x3fffffff
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#define CFG_BANK5_ENABLE 0
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#define CFG_BANK6_START 0x3ff00000
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#define CFG_BANK6_END 0x3fffffff
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#define CFG_BANK6_ENABLE 0
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#define CFG_BANK7_START 0x3ff00000
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#define CFG_BANK7_END 0x3fffffff
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#define CFG_BANK7_ENABLE 0
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#define CFG_ODCR 0xff
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#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
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#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
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#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CFG_IBAT3L (0xFC000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
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#define CFG_IBAT3U (0xFC000000 | BATU_BL_64M | BATU_VS | BATU_VP)
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#define CFG_DBAT0L CFG_IBAT0L
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#define CFG_DBAT0U CFG_IBAT0U
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#define CFG_DBAT1L CFG_IBAT1L
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#define CFG_DBAT1U CFG_IBAT1U
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#define CFG_DBAT2L CFG_IBAT2L
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#define CFG_DBAT2U CFG_IBAT2U
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#define CFG_DBAT3L CFG_IBAT3L
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#define CFG_DBAT3U CFG_IBAT3U
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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 CFG_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 CFG_MAX_FLASH_BANKS 2 /* Max number of flash banks */
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#define CFG_MAX_FLASH_SECT 39 /* Max number of sectors in one bank */
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#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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/* Warining: environment is not EMBEDDED in the U-Boot code.
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* It's stored in flash separately.
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*/
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#define CFG_ENV_IS_IN_FLASH 1
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#if 0
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#define CFG_ENV_ADDR 0xFF008000
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#define CFG_ENV_SIZE 0x8000 /* Size of the Environment Sector */
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#else
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#define CFG_ENV_ADDR 0xFFFC0000
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#define CFG_ENV_SIZE 0x4000 /* Size of the Environment */
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#define CFG_ENV_OFFSET 0 /* starting right at the beginning */
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#define CFG_ENV_SECT_SIZE 0x40000 /* Size of the Environment Sector */
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#endif
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_CACHELINE_SIZE 32
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#if defined(CONFIG_CMD_KGDB)
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# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
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#endif
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/*
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* Internal Definitions
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*
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* Boot Flags
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*/
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#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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#define BOOTFLAG_WARM 0x02 /* Software reboot */
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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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#undef CONFIG_PCI_PNP
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#define CONFIG_NET_MULTI /* Multi ethernet cards support */
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#define CONFIG_TULIP
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#define CONFIG_TULIP_USE_IO
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#define CFG_ETH_DEV_FN 0x7800
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#define CFG_ETH_IOBASE 0x00104000
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#define CONFIG_EEPRO100
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#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
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#define PCI_ENET0_IOADDR 0x00104000
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#define PCI_ENET0_MEMADDR 0x80000000
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#endif /* __CONFIG_H */
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