mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-10 15:14:43 +00:00
26750c8aee
We provide a default table of { 9600, 19200, 38400, 57600, 115200 }
in <config_fallbacks.h> which mkconfig places after <configs/...h> in
the generated config file. This is used when a board has not set its
own table.
Signed-off-by: Tom Rini <trini@ti.com>
293 lines
9.6 KiB
C
293 lines
9.6 KiB
C
/*
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* (C) Copyright 2001
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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 MUSENKI 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_MPC8245 1
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#define CONFIG_MUSENKI 1
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#define CONFIG_SYS_TEXT_BASE 0xFFF00000
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_BAUDRATE 9600
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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_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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#include <config_cmd_default.h>
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/*
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* Miscellaneous configurable options
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*/
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#undef CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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/* Print Buffer Size
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*/
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_MAXARGS 8 /* 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_LOAD_ADDR 0x00100000 /* Default load address */
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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_TULIP
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#define PCI_ENET0_IOADDR 0x80000000
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#define PCI_ENET0_MEMADDR 0x80000000
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#define PCI_ENET1_IOADDR 0x81000000
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#define PCI_ENET1_MEMADDR 0x81000000
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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_BASE0_PRELIM 0xFF800000 /* FLASH bank on RCS#0 */
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#define CONFIG_SYS_FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank on RCS#1 */
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#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH_BASE0_PRELIM
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/* even though FLASHP_BASE is FF800000, with 4MB is RCS0, the
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* reset vector is actually located at FFB00100, but the 8245
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* takes care of us.
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*/
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#define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
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#define CONFIG_SYS_EUMB_ADDR 0xFC000000
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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#define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */
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#define CONFIG_SYS_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 CONFIG_SYS_MAX_RAM_SIZE 0x08000000 /* 0 .. 128 MB of (S)DRAM */
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#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
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#undef CONFIG_SYS_RAMBOOT
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#else
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#define CONFIG_SYS_RAMBOOT
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#endif
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/*
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* NS16550 Configuration
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*/
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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_bus_freq(0)
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#define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_EUMB_ADDR + 0x4500)
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#define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_EUMB_ADDR + 0x4600)
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area
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*/
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/* #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE */
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#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
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#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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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 33333333 /* external frequency to pll */
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#define CONFIG_SYS_HZ 1000
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/* Bit-field values for MCCR1.
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*/
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#define CONFIG_SYS_ROMNAL 7
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#define CONFIG_SYS_ROMFAL 11
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#define CONFIG_SYS_DBUS_SIZE 0x3
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/* Bit-field values for MCCR2.
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*/
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#define CONFIG_SYS_TSWAIT 0x5 /* Transaction Start Wait States timer */
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#define CONFIG_SYS_REFINT 0x400 /* Refresh interval FIXME: was 0t430 */
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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 CONFIG_SYS_BSTOPRE 121
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/* Bit-field values for MCCR3.
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*/
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#define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
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/* Bit-field values for MCCR4.
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*/
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#define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval FIXME: was 2 */
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#define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval FIXME: was 5 */
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#define CONFIG_SYS_ACTORW 3 /* FIXME was 2 */
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#define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */
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#define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
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#define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
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#define CONFIG_SYS_EXTROM 1
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#define CONFIG_SYS_REGDIMM 0
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#define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 reatins the currently accessed page in memory FIXME: was 0x32*/
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#define CONFIG_SYS_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note bottom 3 bits MUST be 0 */
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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 CONFIG_SYS_BANK0_START 0x00000000
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#define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
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#define CONFIG_SYS_BANK0_ENABLE 1
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#define CONFIG_SYS_BANK1_START 0x3ff00000
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#define CONFIG_SYS_BANK1_END 0x3fffffff
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#define CONFIG_SYS_BANK1_ENABLE 0
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#define CONFIG_SYS_BANK2_START 0x3ff00000
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#define CONFIG_SYS_BANK2_END 0x3fffffff
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#define CONFIG_SYS_BANK2_ENABLE 0
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#define CONFIG_SYS_BANK3_START 0x3ff00000
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#define CONFIG_SYS_BANK3_END 0x3fffffff
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#define CONFIG_SYS_BANK3_ENABLE 0
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#define CONFIG_SYS_BANK4_START 0x3ff00000
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#define CONFIG_SYS_BANK4_END 0x3fffffff
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#define CONFIG_SYS_BANK4_ENABLE 0
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#define CONFIG_SYS_BANK5_START 0x3ff00000
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#define CONFIG_SYS_BANK5_END 0x3fffffff
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#define CONFIG_SYS_BANK5_ENABLE 0
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#define CONFIG_SYS_BANK6_START 0x3ff00000
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#define CONFIG_SYS_BANK6_END 0x3fffffff
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#define CONFIG_SYS_BANK6_ENABLE 0
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#define CONFIG_SYS_BANK7_START 0x3ff00000
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#define CONFIG_SYS_BANK7_END 0x3fffffff
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#define CONFIG_SYS_BANK7_ENABLE 0
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#define CONFIG_SYS_ODCR 0xff
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#define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
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#define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
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#define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
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#define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
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#define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
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#define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
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#define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
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#define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
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#define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
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#define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
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#define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
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#define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
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#define CONFIG_SYS_DBAT3U CONFIG_SYS_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 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 2 /* Max number of flash banks */
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#define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors per flash */
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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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/* 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 CONFIG_ENV_IS_IN_FLASH 1
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#define CONFIG_ENV_ADDR 0xFFFF0000
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#define CONFIG_ENV_SIZE 0x00010000 /* Size of the Environment */
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#define CONFIG_ENV_SECT_SIZE 0x20000 /* Size of the Environment Sector */
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CONFIG_SYS_CACHELINE_SIZE 32
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#if defined(CONFIG_CMD_KGDB)
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# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
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#endif
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#endif /* __CONFIG_H */
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