/*
* (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
/*
* Imported from global configuration:
* CONFIG_L2_CACHE
* CONFIG_266MHz
* CONFIG_300MHz
* CONFIG_MPC8255
*/
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */
#if 0
#define CONFIG_TQM8260 100 /* ...on a TQM8260 module Rev.100 */
#else
#define CONFIG_TQM8260 200 /* ...on a TQM8260 module Rev.200 */
#endif
/* Define 60x busmode only if your TQM8260 has L2 cache! */
#ifdef CONFIG_L2_CACHE
# define CONFIG_BUSMODE_60x 1 /* bus mode: 60x */
#else
# undef CONFIG_BUSMODE_60x /* bus mode: 8260 */
#endif
/* The board with 300MHz CPU doesn't have L2 cache, but works in 60x bus mode */
#ifdef CONFIG_300MHz
# define CONFIG_BUSMODE_60x
#endif
#define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
#define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
#undef CONFIG_BOOTARGS
#define CONFIG_EXTRA_ENV_SETTINGS \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=$(serverip):$(rootpath)\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"addip=setenv bootargs $(bootargs) " \
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \
":$(hostname):$(netdev):off panic=1\0" \
"flash_nfs=run nfsargs addip;" \
"bootm $(kernel_addr)\0" \
"flash_self=run ramargs addip;" \
"bootm $(kernel_addr) $(ramdisk_addr)\0" \
"net_nfs=tftp 200000 $(bootfile);run nfsargs addip;bootm\0" \
"rootpath=/opt/eldk/ppc_82xx\0" \
"bootfile=/tftpboot/TQM8260/uImage\0" \
"kernel_addr=40040000\0" \
"ramdisk_addr=40100000\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
/* enable I2C and select the hardware/software driver */
#undef CONFIG_HARD_I2C /* I2C with hardware support */
#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
/*
* Software (bit-bang) I2C driver configuration
*/
/* TQM8260 Rev.100 has the clock and data pins swapped (!!!) on EEPROM */
#if (CONFIG_TQM8260 <= 100)
#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
#define I2C_ACTIVE (iop->pdir |= 0x00020000)
#define I2C_TRISTATE (iop->pdir &= ~0x00020000)
#define I2C_READ ((iop->pdat & 0x00020000) != 0)
#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00020000; \
else iop->pdat &= ~0x00020000
#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00010000; \
else iop->pdat &= ~0x00010000
#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
#else
#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 */
#endif
#define CFG_I2C_EEPROM_ADDR 0x50
#define CFG_I2C_EEPROM_ADDR_LEN 2
#define CFG_EEPROM_PAGE_WRITE_BITS 4
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
#define CONFIG_I2C_X
/*
* 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*/
#ifdef CONFIG_82xx_CONS_SMC1
#define CONFIG_CONS_INDEX 1 /* which serial channel for console */
#endif
#ifdef CONFIG_82xx_CONS_SMC2
#define CONFIG_CONS_INDEX 2 /* which serial channel for console */
#endif
#undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
#define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
#define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
/*
* 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.
*
* (On TQM8260 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
* X.29 connector, and FCC2 is hardwired to the X.1 connector)
*/
#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 2 /* which SCC/FCC channel for ethernet */
#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
/*
* - RX clk is CLK11
* - TX clk is CLK12
*/
# define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
/*
* - 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_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
# define CFG_CPMFCR_RAMTYPE 0
# define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
#ifdef CONFIG_MPC8255
# define CONFIG_8260_CLKIN 66666666 /* in Hz */
#else /* !CONFIG_MPC8255 */
# ifndef CONFIG_300MHz
# define CONFIG_8260_CLKIN 66666666 /* in Hz */
# else
# define CONFIG_8260_CLKIN 83333000 /* in Hz */
# endif
#endif /* CONFIG_MPC8255 */
#if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC)
#define CONFIG_BAUDRATE 230400
#else
#define CONFIG_BAUDRATE 9600
#endif
#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_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
CFG_CMD_I2C | \
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 0xFFFFFFFC /* "bad" address */
/*
* 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 */
/* What should the base address of the main FLASH be and how big is
* it (in MBytes)? This must contain TEXT_BASE from board/tqm8260/config.mk
* The main FLASH is whichever is connected to *CS0.
*/
#define CFG_FLASH0_BASE 0x40000000
#define CFG_FLASH1_BASE 0x60000000
#define CFG_FLASH0_SIZE 32
#define CFG_FLASH1_SIZE 32
/* Flash bank size (for preliminary settings)
*/
#define CFG_FLASH_SIZE CFG_FLASH0_SIZE
/*-----------------------------------------------------------------------
* 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) */
#if 0
/* Start port with environment in flash; switch to EEPROM later */
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_ADDR (CFG_FLASH_BASE+0x40000)
#define CFG_ENV_SIZE 0x40000
#define CFG_ENV_SECT_SIZE 0x40000
#else
/* Final version: environment in EEPROM */
#define CFG_ENV_IS_IN_EEPROM 1
#define CFG_ENV_OFFSET 0
#define CFG_ENV_SIZE 2048
#endif
/*-----------------------------------------------------------------------
* Hardware Information Block
*/
#define CFG_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
#define CFG_HWINFO_SIZE 0x00000040 /* size of HW Info block */
#define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
/*-----------------------------------------------------------------------
* 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 __HRCW__ALL__ (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
#ifdef CONFIG_MPC8255
# define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
#else /* ! MPC8255 */
# if defined(CONFIG_266MHz)
# define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
# elif defined(CONFIG_300MHz)
# define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0110)
# else
# define CFG_HRCW_MASTER (__HRCW__ALL__)
# endif
#endif /* CONFIG_MPC8255 */
/* 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 0xFFF00000
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CFG_INIT_RAM_ADDR CFG_IMMR
#define CFG_INIT_RAM_END 0x4000 /* 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, local SDRAM
* is mapped at SDRAM_BASE2_PRELIM.
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_FLASH_BASE CFG_FLASH0_BASE
#define CFG_MONITOR_BASE TEXT_BASE
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
/*
* 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
*-----------------------------------------------------------------------
*/
#ifdef CONFIG_BUSMODE_60x
#define CFG_BCR (BCR_EBM|BCR_L2C|BCR_LETM|\
BCR_NPQM0|BCR_NPQM1|BCR_NPQM2) /* 60x mode */
#else
#define BCR_APD01 0x10000000
#define CFG_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
#endif
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 4-31
*-----------------------------------------------------------------------
*/
#if 0
#define CFG_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10)
#else
#define CFG_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10)
#endif
/*-----------------------------------------------------------------------
* 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 0
/*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration 13-7
*-----------------------------------------------------------------------
*/
#define CFG_RCCR 0
/*
* Init Memory Controller:
*
* Bank Bus Machine PortSz Device
* ---- --- ------- ------ ------
* 0 60x GPCM 64 bit FLASH
* 1 60x SDRAM 64 bit SDRAM
* 2 Local SDRAM 32 bit SDRAM
*
*/
/* Initialize SDRAM on local bus
*/
#define CFG_INIT_LOCAL_SDRAM
#define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
/* Minimum mask to separate preliminary
* address ranges for CS[0:2]
*/
#define CFG_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
#define CFG_LOCAL_SDRAM_LIMIT (128<<20) /* less than 128 MB */
#define CFG_MPTPR 0x4000
/*-----------------------------------------------------------------------------
* Address for Mode Register Set (MRS) command
*-----------------------------------------------------------------------------
* In fact, the address is rather configuration data presented to the SDRAM on
* its address lines. Because the address lines may be mux'ed externally either
* for 8 column or 9 column devices, some bits appear twice in the 8260's
* address:
*
* | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
* | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
* 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
* 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
* Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
*-----------------------------------------------------------------------------
*/
#define CFG_MRS_OFFS 0x00000110
/* Bank 0 - FLASH
*/
#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
BRx_PS_64 |\
BRx_MS_GPCM_P |\
BRx_V)
#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) |\
ORxG_CSNT |\
ORxG_ACS_DIV1 |\
ORxG_SCY_3_CLK |\
ORxG_EHTR |\
ORxG_TRLX)
/* SDRAM on TQM8260 can have either 8 or 9 columns.
* The number affects configuration values.
*/
/* Bank 1 - 60x bus SDRAM
*/
#define CFG_PSRT 0x20
#define CFG_LSRT 0x20
#ifndef CFG_RAMBOOT
#define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
BRx_PS_64 |\
BRx_MS_SDRAM_P |\
BRx_V)
#define CFG_OR1_PRELIM CFG_OR1_8COL
/* SDRAM initialization values for 8-column chips
*/
#define CFG_OR1_8COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI1_A7 |\
ORxS_NUMR_12)
#define CFG_PSDMR_8COL (PSDMR_PBI |\
PSDMR_SDAM_A15_IS_A5 |\
PSDMR_BSMA_A12_A14 |\
PSDMR_SDA10_PBI1_A8 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_2W |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_2C |\
PSDMR_EAMUX |\
PSDMR_CL_2)
/* SDRAM initialization values for 9-column chips
*/
#define CFG_OR1_9COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI1_A5 |\
ORxS_NUMR_13)
#define CFG_PSDMR_9COL (PSDMR_PBI |\
PSDMR_SDAM_A16_IS_A5 |\
PSDMR_BSMA_A12_A14 |\
PSDMR_SDA10_PBI1_A7 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_2W |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_2C |\
PSDMR_EAMUX |\
PSDMR_CL_2)
/* Bank 2 - Local bus SDRAM
*/
#ifdef CFG_INIT_LOCAL_SDRAM
#define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BRx_BA_MSK) |\
BRx_PS_32 |\
BRx_MS_SDRAM_L |\
BRx_V)
#define CFG_OR2_PRELIM CFG_OR2_8COL
#define SDRAM_BASE2_PRELIM 0x80000000
/* SDRAM initialization values for 8-column chips
*/
#define CFG_OR2_8COL ((~(CFG_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI1_A8 |\
ORxS_NUMR_12)
#define CFG_LSDMR_8COL (PSDMR_PBI |\
PSDMR_SDAM_A15_IS_A5 |\
PSDMR_BSMA_A13_A15 |\
PSDMR_SDA10_PBI1_A9 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_2W |\
PSDMR_BL |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_2C |\
PSDMR_CL_2)
/* SDRAM initialization values for 9-column chips
*/
#define CFG_OR2_9COL ((~(CFG_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI1_A6 |\
ORxS_NUMR_13)
#define CFG_LSDMR_9COL (PSDMR_PBI |\
PSDMR_SDAM_A16_IS_A5 |\
PSDMR_BSMA_A13_A15 |\
PSDMR_SDA10_PBI1_A8 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_2W |\
PSDMR_BL |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_2C |\
PSDMR_CL_2)
#endif /* CFG_INIT_LOCAL_SDRAM */
#endif /* CFG_RAMBOOT */
#endif /* __CONFIG_H */
