u-boot/include/configs/LANTEC.h

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/*
* (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 */
#define CONFIG_SYS_TEXT_BASE 0x40000000
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/*
* 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 CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_STATUS_LED 1 /* Status LED enabled */
/*
* BOOTP options
*/
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_BOOTFILESIZE
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/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_CACHE
#define CONFIG_CMD_CDP
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DIAG
#define CONFIG_CMD_FAT
#define CONFIG_CMD_IMMAP
#define CONFIG_CMD_PING
#define CONFIG_CMD_PORTIO
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_SAVES
#define CONFIG_CMD_SDRAM
#define CONFIG_CMD_SNTP
#undef CONFIG_CMD_XIMG
#if !(CONFIG_LANTEC >= 2)
#undef CONFIG_CMD_DATE
#undef CONFIG_CMD_NET
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#endif
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#if CONFIG_LANTEC >= 2
#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
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#endif
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
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#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
#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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/*
* 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 CONFIG_SYS_IMMR 0xFFF00000
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/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
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*/
#define CONFIG_SYS_SDRAM_BASE 0x00000000
#define CONFIG_SYS_FLASH_BASE 0x40000000
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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/*
* 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
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#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
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/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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#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 CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
#else
#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
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#endif
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 11-6
*-----------------------------------------------------------------------
* PCMCIA config., multi-function pin tri-state
*/
#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01 | SIUMCR_DLK)
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/*-----------------------------------------------------------------------
* 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 CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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/*-----------------------------------------------------------------------
* RTCSC - Real-Time Clock Status and Control Register 11-27
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
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/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control 11-31
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
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/*-----------------------------------------------------------------------
* 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 CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
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/*-----------------------------------------------------------------------
* 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 CONFIG_SYS_SCCR (SCCR_TBS | \
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SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
SCCR_DFALCD00)
/*-----------------------------------------------------------------------
*
*-----------------------------------------------------------------------
*
*/
#define CONFIG_SYS_DER 0
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/*
* 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 CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
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/* FLASH timing */
#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_BI | \
OR_SCY_5_CLK | OR_TRLX)
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#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
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#define CONFIG_SYS_OR5_REMAP CONFIG_SYS_OR0_REMAP
#define CONFIG_SYS_OR5_PRELIM CONFIG_SYS_OR0_PRELIM
#define CONFIG_SYS_BR5_PRELIM ((FLASH_BASE5_PRELIM & BR_BA_MSK) | BR_V )
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/*
* 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 CONFIG_SYS_OR_TIMING_SDRAM (OR_CSNT_SAM)
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#define CONFIG_SYS_OR3_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
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/*
* Memory Periodic Timer Prescaler
*/
/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
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/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
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/*
* MAMR settings for SDRAM
*/
/* periodic timer for refresh */
#define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
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/* 8 column SDRAM */
#define CONFIG_SYS_MAMR_8COL \
((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
/*
* JFFS2 partitions
*
*/
/* No command line, one static partition, whole device */
#undef CONFIG_CMD_MTDPARTS
#define CONFIG_JFFS2_DEV "nor0"
#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
#define CONFIG_JFFS2_PART_OFFSET 0x00000000
/* mtdparts command line support */
/*
#define CONFIG_CMD_MTDPARTS
#define MTDIDS_DEFAULT ""
#define MTDPARTS_DEFAULT ""
*/
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#endif /* __CONFIG_H */