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/*
* (C) Copyright 2002 Wolfgang Grandegger <wg@denx.de>
*
* This file is based on similar values for other boards found in
* other U-Boot config files, mainly tqm8260.h and mpc8260ads.h.
*
* 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
*/
/*
* Config header file for a Interphase 4539 PMC, 64 MB SDRAM, 4MB Flash.
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*-----------------------------------------------------------------------
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
#define CONFIG_IPHASE4539 1 /* ...on a Interphase 4539 PMC */
#define CONFIG_SYS_TEXT_BASE 0xffb00000
#define CONFIG_CPM2 1 /* Has a CPM2 */
/*-----------------------------------------------------------------------
* select serial console configuration
*
* if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
* CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
* for SCC).
*
* if CONFIG_CONS_NONE is defined, then the serial console routines must
* defined elsewhere (for example, on the cogent platform, there are serial
* ports on the motherboard which are used for the serial console - see
* cogent/cma101/serial.[ch]).
*/
#define CONFIG_CONS_ON_SMC /* define if console on SMC */
#undef CONFIG_CONS_ON_SCC /* define if console on SCC */
#undef CONFIG_CONS_NONE /* define if console on something else */
#define CONFIG_CONS_INDEX 1 /* which serial channel for console */
/*-----------------------------------------------------------------------
* select ethernet configuration
*
* if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
* CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
* for FCC)
*
* if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
* defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
*/
#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
#undef CONFIG_ETHER_NONE /* define if ether on something else */
#define CONFIG_ETHER_INDEX 3 /* which channel for ether */
#if defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 3)
/*-----------------------------------------------------------------------
* - Rx-CLK is CLK14
* - Tx-CLK is CLK16
* - Select bus for bd/buffers (see 28-13)
* - Half duplex
*/
# define CONFIG_SYS_CMXFCR_MASK3 (CMXFCR_FC3 | CMXFCR_RF3CS_MSK | CMXFCR_TF3CS_MSK)
# define CONFIG_SYS_CMXFCR_VALUE3 (CMXFCR_RF3CS_CLK14 | CMXFCR_TF3CS_CLK16)
# define CONFIG_SYS_CPMFCR_RAMTYPE 0
# define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
/* other options */
#define CONFIG_8260_CLKIN 66666666 /* in Hz */
#define CONFIG_BAUDRATE 19200
/*
* BOOTP options
*/
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_BOOTFILESIZE
/*
* select i2c support configuration
*
* Supported configurations are {none, software, hardware} drivers.
* If the software driver is chosen, there are some additional
* configuration items that the driver uses to drive the port pins.
*/
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
#define CONFIG_SYS_I2C_SOFT_SPEED 400000
#define CONFIG_SYS_I2C_SOFT_SLAVE 0x7F
/*
* Software (bit-bang) I2C driver configuration
*/
#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
#define I2C_ACTIVE (iop->pdir |= 0x00010000)
#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
#define I2C_READ ((iop->pdat & 0x00010000) != 0)
#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
else iop->pdat &= ~0x00010000
#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
else iop->pdat &= ~0x00020000
#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#define CONFIG_BOOTCOMMAND "bootm 100000" /* autoboot command */
#define CONFIG_BOOTARGS "root=/dev/ram rw"
#if defined(CONFIG_CMD_KGDB)
#undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */
#define CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */
#undef CONFIG_KGDB_NONE /* define if kgdb on something else */
#define CONFIG_KGDB_INDEX 2 /* which serial channel for kgdb */
#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port at */
#endif
#undef CONFIG_WATCHDOG /* disable platform specific watchdog */
/*-----------------------------------------------------------------------
* 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 */
#else
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
#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 */
#define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
#define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15 MB in DRAM */
#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passed to Linux in MHz */
/* for versions < 2.4.5-pre5 */
#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CONFIG_SYS_RESET_ADDRESS 0x04400000
#define CONFIG_MISC_INIT_R 1 /* We need misc_init_r() */
/*-----------------------------------------------------------------------
* 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 */
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration (Setup by the
* startup code). Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0.
*/
#define CONFIG_SYS_SDRAM_BASE 0x00000000
#define CONFIG_SYS_FLASH_BASE 0xFF800000
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT 64 /* max num of sects on one chip */
#define CONFIG_SYS_MAX_FLASH_SIZE (CONFIG_SYS_MAX_FLASH_SECT * 0x10000) /* 4 MB */
#define CONFIG_SYS_FLASH_ERASE_TOUT 2400000 /* Flash Erase Timeout (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
/* Environment in FLASH, there is little space left in Serial EEPROM */
#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */
#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x10000) /* 2. sector */
/*-----------------------------------------------------------------------
* Hard Reset Configuration Words
*
* if you change bits in the HRCW, you must also change the CONFIG_SYS_*
* defines for the various registers affected by the HRCW e.g. changing
* HRCW_DPPCxx requires you to also change CONFIG_SYS_SIUMCR.
*/
#define CONFIG_SYS_HRCW_MASTER ( ( HRCW_BPS01 | HRCW_EBM ) |\
( HRCW_L2CPC10 | HRCW_ISB110 ) |\
( HRCW_MMR11 | HRCW_APPC10 ) |\
( HRCW_CS10PC01 | HRCW_MODCK_H0101 ) \
) /* 0x14863245 */
/* no slaves */
#define CONFIG_SYS_HRCW_SLAVE1 0
#define CONFIG_SYS_HRCW_SLAVE2 0
#define CONFIG_SYS_HRCW_SLAVE3 0
#define CONFIG_SYS_HRCW_SLAVE4 0
#define CONFIG_SYS_HRCW_SLAVE5 0
#define CONFIG_SYS_HRCW_SLAVE6 0
#define CONFIG_SYS_HRCW_SLAVE7 0
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
#define CONFIG_SYS_IMMR 0xFF000000 /* We keep original value */
/*-----------------------------------------------------------------------
* 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 0x4000 /* 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
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
#if defined(CONFIG_CMD_KGDB)
# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*-----------------------------------------------------------------------
* HIDx - Hardware Implementation-dependent Registers 2-11
*-----------------------------------------------------------------------
* HID0 also contains cache control.
*
* HID1 has only read-only information - nothing to set.
*/
#define CONFIG_SYS_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
HID0_IFEM|HID0_ABE)
#define CONFIG_SYS_HID0_FINAL (HID0_IFEM|HID0_ABE)
#define CONFIG_SYS_HID2 0
/*-----------------------------------------------------------------------
* RMR - Reset Mode Register 5-5
*-----------------------------------------------------------------------
* turn on Checkstop Reset Enable
*/
#define CONFIG_SYS_RMR RMR_CSRE
/*-----------------------------------------------------------------------
* BCR - Bus Configuration 4-25
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_BCR 0xA01C0000
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 4-31
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_SIUMCR 0X4205C000
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 4-35
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
*/
#if defined (CONFIG_WATCHDOG)
#define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
#else
#define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
SYPCR_SWRI|SYPCR_SWP)
#endif /* CONFIG_WATCHDOG */
/*-----------------------------------------------------------------------
* TMCNTSC - Time Counter Status and Control 4-40
* Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
* and enable Time Counter
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control 4-42
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
* Periodic timer
*/
#define CONFIG_SYS_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
/*-----------------------------------------------------------------------
* SCCR - System Clock Control 9-8
*-----------------------------------------------------------------------
* Ensure DFBRG is Divide by 16
*/
#define CONFIG_SYS_SCCR 0
/*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration 13-7
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_RCCR 0
/*-----------------------------------------------------------------------
* Init Memory Controller:
*
* Bank Bus Machine PortSz Device
* ---- --- ------- ------ ------
* 0 60x GPCM 64 bit FLASH
* 1 60x SDRAM 64 bit SDRAM
*/
#define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH_BASE & BRx_BA_MSK) | 0x0801)
#define CONFIG_SYS_OR0_PRELIM 0xFF800882
#define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM_BASE & BRx_BA_MSK) | 0x0041)
#define CONFIG_SYS_OR1_PRELIM 0xF8002CD0
#define CONFIG_SYS_PSDMR 0x404A241A
#define CONFIG_SYS_MPTPR 0x00007400
#define CONFIG_SYS_PSRT 0x00000007
#endif /* __CONFIG_H */
|
