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/*
* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.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
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
#define CONFIG_ATC 1 /* ...on a ATC board */
/*
* 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 2 /* which serial channel for console */
#define CONFIG_BAUDRATE 115200
/*
* 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 CFG_CMD_NET must be removed
* from CONFIG_COMMANDS to remove support for networking.
*
*/
#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
#undef CONFIG_ETHER_NONE /* define if ether on something else */
#define CONFIG_ETHER_ON_FCC
#define CONFIG_NET_MULTI
#define CONFIG_ETHER_ON_FCC2
/*
* - Rx-CLK is CLK13
* - Tx-CLK is CLK14
* - RAM for BD/Buffers is on the 60x Bus (see 28-13)
* - Enable Full Duplex in FSMR
*/
# define CFG_CMXFCR_MASK2 (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
# define CFG_CMXFCR_VALUE2 (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
# define CFG_CPMFCR_RAMTYPE 0
# define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
#define CONFIG_ETHER_ON_FCC3
/*
* - Rx-CLK is CLK15
* - Tx-CLK is CLK16
* - RAM for BD/Buffers is on the local Bus (see 28-13)
* - Enable Half Duplex in FSMR
*/
# define CFG_CMXFCR_MASK3 (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
# define CFG_CMXFCR_VALUE3 (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
#define CONFIG_8260_CLKIN 64000000 /* in Hz */
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#undef CONFIG_CLOCKS_IN_MHZ /* clocks passsed to Linux in Hz */
#define CONFIG_PREBOOT \
"echo;" \
"echo Type \"run flash_nfs\" to mount root filesystem over NFS;"\
"echo"
#undef CONFIG_BOOTARGS
#define CONFIG_BOOTCOMMAND \
"bootp;" \
"setenv bootargs root=/dev/nfs rw " \
"nfsroot=$(serverip):$(rootpath) " \
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;"\
"bootm"
/*-----------------------------------------------------------------------
* Miscellaneous configuration options
*/
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_EEPROM)
/* 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 }
#define CFG_RESET_ADDRESS 0xFFF00100 /* "bad" address */
#define CFG_ALLOC_DPRAM
#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_SPI
/*
* 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 configuration
*/
#define CFG_BOOTROM_BASE 0xFF800000
#define CFG_BOOTROM_SIZE 0x00080000
#define CFG_FLASH_BASE 0xFF000000
#define CFG_FLASH_SIZE 0x00800000
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
#define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */
#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
#define CONFIG_FLASH_16BIT
/*-----------------------------------------------------------------------
* Hard Reset Configuration Words
*
* if you change bits in the HRCW, you must also change the CFG_*
* defines for the various registers affected by the HRCW e.g. changing
* HRCW_DPPCxx requires you to also change CFG_SIUMCR.
*/
#define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB100 | HRCW_BMS | \
HRCW_BPS10 | HRCW_DPPC10 |\
HRCW_APPC10)
/* no slaves so just fill with zeros */
#define CFG_HRCW_SLAVE1 0
#define CFG_HRCW_SLAVE2 0
#define CFG_HRCW_SLAVE3 0
#define CFG_HRCW_SLAVE4 0
#define CFG_HRCW_SLAVE5 0
#define CFG_HRCW_SLAVE6 0
#define CFG_HRCW_SLAVE7 0
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
#define CFG_IMMR 0xF0000000
/*-----------------------------------------------------------------------
* 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 128 /* 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
*
* 60x SDRAM is mapped at CFG_SDRAM_BASE.
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
#define CFG_MONITOR_BASE TEXT_BASE
#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
# define CFG_RAMBOOT
#endif
#if 1
/* environment is in Flash */
#define CFG_ENV_IS_IN_FLASH 1
# define CFG_ENV_ADDR (CFG_FLASH_BASE+0x30000)
# define CFG_ENV_SIZE 0x10000
# define CFG_ENV_SECT_SIZE 0x10000
#else
#define CFG_ENV_IS_IN_EEPROM 1
#define CFG_ENV_OFFSET 0
#define CFG_ENV_SIZE 2048
#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* 16-byte page size */
#endif
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
#define BOOTFLAG_WARM 0x02 /* Software reboot */
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*-----------------------------------------------------------------------
* HIDx - Hardware Implementation-dependent Registers 2-11
*-----------------------------------------------------------------------
* HID0 also contains cache control - initially enable both caches and
* invalidate contents, then the final state leaves only the instruction
* cache enabled. Note that Power-On and Hard reset invalidate the caches,
* but Soft reset does not.
*
* HID1 has only read-only information - nothing to set.
*/
#define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|\
HID0_DCI|HID0_IFEM|HID0_ABE)
#define CFG_HID0_FINAL (HID0_IFEM|HID0_ABE)
#define CFG_HID2 0
/*-----------------------------------------------------------------------
* RMR - Reset Mode Register 5-5
*-----------------------------------------------------------------------
* turn on Checkstop Reset Enable
*/
#define CFG_RMR RMR_CSRE
/*-----------------------------------------------------------------------
* BCR - Bus Configuration 4-25
*-----------------------------------------------------------------------
*/
#define BCR_APD01 0x10000000
#define CFG_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 4-31
*-----------------------------------------------------------------------
*/
#define CFG_SIUMCR (SIUMCR_BBD|SIUMCR_DPPC10|SIUMCR_APPC10|\
SIUMCR_CS10PC00|SIUMCR_BCTLC10)
/*-----------------------------------------------------------------------
* 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 CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
#else
#define CFG_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 CFG_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 CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
/*-----------------------------------------------------------------------
* SCCR - System Clock Control 9-8
*-----------------------------------------------------------------------
* Ensure DFBRG is Divide by 16
*/
#define CFG_SCCR SCCR_DFBRG01
/*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration 13-7
*-----------------------------------------------------------------------
*/
#define CFG_RCCR 0
#define CFG_MIN_AM_MASK 0xC0000000
/*-----------------------------------------------------------------------
* MPTPR - Memory Refresh Timer Prescaler Register 10-18
*-----------------------------------------------------------------------
*/
#define CFG_MPTPR 0x1F00
/*-----------------------------------------------------------------------
* PSRT - Refresh Timer Register 10-16
*-----------------------------------------------------------------------
*/
#define CFG_PSRT 0x0f
/*-----------------------------------------------------------------------
* PSRT - SDRAM Mode Register 10-10
*-----------------------------------------------------------------------
*/
/* SDRAM initialization values for 8-column chips
*/
#define CFG_OR2_8COL (CFG_MIN_AM_MASK |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI0_A10 |\
ORxS_NUMR_11)
#define CFG_PSDMR_8COL (PSDMR_SDAM_A13_IS_A5 |\
PSDMR_BSMA_A16_A18 |\
PSDMR_SDA10_PBI0_A10 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_1W |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_1C |\
PSDMR_CL_2)
/* SDRAM initialization values for 9-column chips
*/
#define CFG_OR2_9COL (CFG_MIN_AM_MASK |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI0_A7 |\
ORxS_NUMR_13)
#define CFG_PSDMR_9COL (PSDMR_SDAM_A14_IS_A5 |\
PSDMR_BSMA_A13_A15 |\
PSDMR_SDA10_PBI0_A9 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_1W |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_1C |\
PSDMR_CL_2)
/*
* Init Memory Controller:
*
* Bank Bus Machine PortSz Device
* ---- --- ------- ------ ------
* 0 60x GPCM 8 bit Boot ROM
* 1 60x GPCM 64 bit FLASH
* 2 60x SDRAM 64 bit SDRAM
*
*/
#define CFG_MRS_OFFS 0x00000000
/* Bank 0 - FLASH
*/
#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
BRx_PS_16 |\
BRx_MS_GPCM_P |\
BRx_V)
#define CFG_OR0_PRELIM (P2SZ_TO_AM(CFG_FLASH_SIZE) |\
ORxG_CSNT |\
ORxG_ACS_DIV1 |\
ORxG_SCY_3_CLK |\
ORxU_EHTR_8IDLE)
/* Bank 2 - 60x bus SDRAM
*/
#ifndef CFG_RAMBOOT
#define CFG_BR2_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
BRx_PS_64 |\
BRx_MS_SDRAM_P |\
BRx_V)
#define CFG_OR2_PRELIM CFG_OR2_8COL
#define CFG_PSDMR CFG_PSDMR_8COL
#endif /* CFG_RAMBOOT */
#endif /* __CONFIG_H */
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