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体验新版 GitCode,发现更多精彩内容 >>
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8966f337
编写于
10月 31, 2002
作者:
W
wdenk
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include/configs/LANTEC.h
include/configs/LANTEC.h
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include/configs/hymod.h
include/configs/hymod.h
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include/configs/LANTEC.h
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8966f337
/*
* (C) Copyright 2000, 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
* (C) Copyright 2001
* Torsten Stevens, FHG IMS, stevens@ims.fhg.de
* Bruno Achauer, Exet AG, bruno@exet-ag.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/*
* board/config.h - configuration options, board specific
* [derived from config_TQM850L.h]
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MPC850 1
/* This is a MPC850 CPU */
#define CONFIG_LANTEC 2
/* ...on a Lantec rev.2 board */
/*
* Port assignments (CONFIG_LANTEC == 1):
* - SMC1: J11 (MDB) ?
* - SMC2: J6 (Feature connector)
* - SCC2: J9 (RJ45)
* - SCC3: J8 (Sub-D9)
*
* Port assignments (CONFIG_LANTEC == 2): TBD
*/
#undef CONFIG_8xx_CONS_SMC2
/* Console is on SMC2 */
#define CONFIG_8xx_CONS_SCC3
#undef CONFIG_8xx_CONS_NONE
#define CONFIG_BAUDRATE 38400
/* console baudrate = 38.4kbps */
#if 0
#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
#else
#define CONFIG_BOOTDELAY 5
/* autoboot after 5 seconds */
#endif
#define CONFIG_CLOCKS_IN_MHZ 1
/* clocks passsed to Linux in MHz */
#undef CONFIG_BOOTARGS
#define CONFIG_BOOTCOMMAND \
"setenv bootargs root=/dev/ram panic=5;bootm 40040000 400A0000"
#define CONFIG_LOADS_ECHO 1
/* echo on for serial download */
#undef CFG_LOADS_BAUD_CHANGE
/* don't allow baudrate change */
#undef CONFIG_WATCHDOG
/* watchdog disabled */
#define CONFIG_STATUS_LED 1
/* Status LED enabled */
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
#define CONFIG_CMD_MINIMAL 0
#define CONFIG_CMD_TINY (CFG_CMD_FLASH | \
CFG_CMD_MEMORY | \
CFG_CMD_LOADS | \
CFG_CMD_LOADB)
#define CONFIG_CMD_NORMAL (CONFIG_CMD_DFL & ~CFG_CMD_BOOTD)
#define CONFIG_CMD_GDB (CONFIG_CMD_NORMAL | CFG_CMD_KGDB)
#define CONFIG_CMD_FULL (CFG_CMD_ALL & ~CFG_CMD_BEDBUG \
& ~CFG_CMD_BSP \
& ~CFG_CMD_DOC \
& ~CFG_CMD_DTT \
& ~CFG_CMD_EEPROM \
& ~CFG_CMD_ELF \
& ~CFG_CMD_FDC \
& ~CFG_CMD_HWFLOW \
& ~CFG_CMD_I2C \
& ~CFG_CMD_IDE \
& ~CFG_CMD_IRQ \
& ~CFG_CMD_JFFS2 \
& ~CFG_CMD_KGDB \
& ~CFG_CMD_MII \
& ~CFG_CMD_PCI \
& ~CFG_CMD_PCMCIA \
& ~CFG_CMD_SCSI \
& ~CFG_CMD_USB \
& ~CFG_CMD_VFD )
#if CONFIG_LANTEC >= 2
#define CONFIG_RTC_MPC8xx
/* use internal RTC of MPC8xx */
#endif
#if CONFIG_LANTEC >= 2
# define CONFIG_COMMANDS CONFIG_CMD_FULL
#else
# define CONFIG_COMMANDS (CONFIG_CMD_FULL & ~CFG_CMD_DATE & ~CFG_CMD_NET)
#endif
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP
/* undef to save memory */
#define CFG_PROMPT "=> "
/* Monitor Command Prompt */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE 1024
/* Console I/O Buffer Size */
#else
#define CFG_CBSIZE 256
/* Console I/O Buffer Size */
#endif
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
/* Print Buffer Size */
#define CFG_MAXARGS 16
/* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE
/* Boot Argument Buffer Size */
#define CFG_MEMTEST_START 0x0400000
/* memtest works on */
#define CFG_MEMTEST_END 0x0C00000
/* 4 ... 12 MB in DRAM */
#define CFG_LOAD_ADDR 0x100000
/* default load address */
#define CFG_HZ 1000
/* decrementer freq: 1 ms ticks */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/*
* Low Level Configuration Settings
* (address mappings, register initial values, etc.)
* You should know what you are doing if you make changes here.
*/
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
#define CFG_IMMR 0xFFF00000
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CFG_INIT_RAM_ADDR CFG_IMMR
#define CFG_INIT_RAM_END 0x2F00
/* End of used area in DPRAM */
#define CFG_GBL_DATA_SIZE 64
/* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_FLASH_BASE 0x40000000
#define CFG_MONITOR_LEN (256 << 10)
/* Reserve 256 kB for Monitor */
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#define CFG_MALLOC_LEN (128 << 10)
/* 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 CFG_BOOTMAPSZ (8 << 20)
/* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CFG_MAX_FLASH_BANKS 2
/* max number of memory banks */
#define CFG_MAX_FLASH_SECT 67
/* max number of sectors on one chip */
#define CFG_FLASH_ERASE_TOUT 120000
/* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 500
/* Timeout for Flash Write (in ms) */
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_OFFSET 0x8000
/* Offset of Environment Sector */
#define CFG_ENV_SIZE 0x4000
/* Total Size of Environment Sector */
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_CACHELINE_SIZE 16
/* For all MPC8xx CPUs */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 4
/* log base 2 of the above value */
#endif
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 11-9
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
*/
#if defined(CONFIG_WATCHDOG)
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
#else
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
#endif
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 11-6
*-----------------------------------------------------------------------
* PCMCIA config., multi-function pin tri-state
*/
#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01 | SIUMCR_DLK)
/*-----------------------------------------------------------------------
* Clock Setting - Has the Lantec board a 32kHz clock ??? [XXX]
*-----------------------------------------------------------------------
*/
#define CONFIG_8xx_GCLK_FREQ 33000000
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control 11-26
*-----------------------------------------------------------------------
* Clear Reference Interrupt Status, Timebase freezing enabled
*/
#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
/*-----------------------------------------------------------------------
* RTCSC - Real-Time Clock Status and Control Register 11-27
*-----------------------------------------------------------------------
*/
#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control 11-31
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CFG_PISCR (PISCR_PS | PISCR_PITF)
/*-----------------------------------------------------------------------
* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
*-----------------------------------------------------------------------
* Reset PLL lock status sticky bit, timer expired status bit and timer
* interrupt status bit
*
* If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
*/
/* up to 50 MHz we use a 1:1 clock */
#define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register 15-27
*-----------------------------------------------------------------------
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF11
/* up to 50 MHz we use a 1:1 clock */
#define CFG_SCCR (SCCR_TBS | \
SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
SCCR_DFALCD00)
/*-----------------------------------------------------------------------
*
*-----------------------------------------------------------------------
*
*/
/*#define CFG_DER 0x2002000F*/
#define CFG_DER 0
/*
* Init Memory Controller:
*
* BR0/5 and OR0/5 (FLASH)
*/
#define FLASH_BASE0_PRELIM 0x40000000
/* FLASH bank #0 */
#define FLASH_BASE5_PRELIM 0x60000000
/* FLASH bank #1 */
/* used to re-map FLASH both when starting from SRAM or FLASH:
* restrict access enough to keep SRAM working (if any)
* but not too much to meddle with FLASH accesses
*/
#define CFG_REMAP_OR_AM 0x80000000
/* OR addr mask */
#define CFG_PRELIM_OR_AM 0xE0000000
/* OR addr mask */
/* FLASH timing */
#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_BI | \
OR_SCY_5_CLK | OR_TRLX)
#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
#define CFG_OR5_REMAP CFG_OR0_REMAP
#define CFG_OR5_PRELIM CFG_OR0_PRELIM
#define CFG_BR5_PRELIM ((FLASH_BASE5_PRELIM & BR_BA_MSK) | BR_V )
/*
* BR2/3 and OR2/3 (SDRAM)
*
*/
#define SDRAM_BASE3_PRELIM 0x00000000
/* SDRAM bank #0 */
#define SDRAM_MAX_SIZE 0x04000000
/* max 64 MB per bank */
/* SDRAM timing: Multiplexed addresses */
#define CFG_OR_TIMING_SDRAM (OR_CSNT_SAM)
#define CFG_OR3_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
#define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
/*
* Memory Periodic Timer Prescaler
*/
/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16
/* setting for 2 banks */
#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32
/* setting for 1 bank */
/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8
/* setting for 2 banks */
#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16
/* setting for 1 bank */
/*
* MAMR settings for SDRAM
*/
/* periodic timer for refresh */
#define CFG_MAMR_PTA 97
/* start with divider for 100 MHz */
/* 8 column SDRAM */
#define CFG_MAMR_8COL \
((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01
/* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02
/* Software reboot */
#endif
/* __CONFIG_H */
include/configs/hymod.h
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