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u-boot 1.1.4
2024-01-07 23:57:24 +01:00
/*
* (C) Copyright 2002
* Frank Panno <fpanno@delphintech.com>, Delphin Technology AG
*
* This file is based on similar values for other boards found in other
* U-Boot config files, and some that I found in the EP8260 manual.
*
* 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
*
* "EP8260 H, V.1.1"
* - 64M 60x Bus SDRAM
* - 32M Local Bus SDRAM
* - 16M Flash (4 x AM29DL323DB90WDI)
* - 128k NVRAM with RTC
*
* "EP8260 H2, V.1.3" (CFG_EP8260_H2)
* - 300MHz/133MHz/66MHz
* - 64M 60x Bus SDRAM
* - 32M Local Bus SDRAM
* - 32M Flash
* - 128k NVRAM with RTC
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/* Define this to enable support the EP8260 H2 version */
#define CFG_EP8260_H2 1
/* #undef CFG_EP8260_H2 */
#define CONFIG_CPM2 1 /* Has a CPM2 */
/* What is the oscillator's (UX2) frequency in Hz? */
#define CONFIG_8260_CLKIN (66 * 1000 * 1000)
/*-----------------------------------------------------------------------
* MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
*-----------------------------------------------------------------------
* What should MODCK_H be? It is dependent on the oscillator
* frequency, MODCK[1-3], and desired CPM and core frequencies.
* Here are some example values (all frequencies are in MHz):
*
* MODCK_H MODCK[1-3] Osc CPM Core
* ------- ---------- --- --- ----
* 0x2 0x2 33 133 133
* 0x2 0x3 33 133 166
* 0x2 0x4 33 133 200
* 0x2 0x5 33 133 233
* 0x2 0x6 33 133 266
*
* 0x5 0x5 66 133 133
* 0x5 0x6 66 133 166
* 0x5 0x7 66 133 200 *
* 0x6 0x0 66 133 233
* 0x6 0x1 66 133 266
* 0x6 0x2 66 133 300
*/
#ifdef CFG_EP8260_H2
#define CFG_SBC_MODCK_H (HRCW_MODCK_H0110)
#else
#define CFG_SBC_MODCK_H (HRCW_MODCK_H0110)
#endif
/* Define this if you want to boot from 0x00000100. If you don't define
* this, you will need to program the bootloader to 0xfff00000, and
* get the hardware reset config words at 0xfe000000. The simplest
* way to do that is to program the bootloader at both addresses.
* It is suggested that you just let U-Boot live at 0x00000000.
*/
/* #define CFG_SBC_BOOT_LOW 1 */ /* only for HRCW */
/* #undef CFG_SBC_BOOT_LOW */
/* The reset command will not work as expected if the reset address does
* not point to the correct address.
*/
#define CFG_RESET_ADDRESS 0xFFF00100
/* What should the base address of the main FLASH be and how big is
* it (in MBytes)? This must contain TEXT_BASE from board/ep8260/config.mk
* The main FLASH is whichever is connected to *CS0. U-Boot expects
* this to be the SIMM.
*/
#ifdef CFG_EP8260_H2
#define CFG_FLASH0_BASE 0xFE000000
#define CFG_FLASH0_SIZE 32
#else
#define CFG_FLASH0_BASE 0xFF000000
#define CFG_FLASH0_SIZE 16
#endif
/* What should the base address of the secondary FLASH be and how big
* is it (in Mbytes)? The secondary FLASH is whichever is connected
* to *CS6. U-Boot expects this to be the on board FLASH. If you don't
* want it enabled, don't define these constants.
*/
#define CFG_FLASH1_BASE 0
#define CFG_FLASH1_SIZE 0
#undef CFG_FLASH1_BASE
#undef CFG_FLASH1_SIZE
/* What should be the base address of SDRAM DIMM (60x bus) and how big is
* it (in Mbytes)?
*/
#define CFG_SDRAM0_BASE 0x00000000
#define CFG_SDRAM0_SIZE 64
/* define CFG_LSDRAM if you want to enable the 32M SDRAM on the
* local bus (8260 local bus is NOT cacheable!)
*/
/* #define CFG_LSDRAM */
#undef CFG_LSDRAM
#ifdef CFG_LSDRAM
/* What should be the base address of SDRAM DIMM (local bus) and how big is
* it (in Mbytes)?
*/
#define CFG_SDRAM1_BASE 0x04000000
#define CFG_SDRAM1_SIZE 32
#else
#define CFG_SDRAM1_BASE 0
#define CFG_SDRAM1_SIZE 0
#undef CFG_SDRAM1_BASE
#undef CFG_SDRAM1_SIZE
#endif /* CFG_LSDRAM */
/* What should be the base address of NVRAM and how big is
* it (in Bytes)
*/
#define CFG_NVRAM_BASE_ADDR 0xFA080000
#define CFG_NVRAM_SIZE (128*1024)-16
/* The RTC is a Dallas DS1556
*/
#define CONFIG_RTC_DS1556
/* What should be the base address of the LEDs and switch S0?
* If you don't want them enabled, don't define this.
*/
#define CFG_LED_BASE 0x00000000
#undef CFG_LED_BASE
/*
* 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.
*/
#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 neither */
#define CONFIG_CONS_INDEX 1 /* which SMC/SCC 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 CFG_CMD_NET must be removed
* from CONFIG_COMMANDS to remove support for networking.
*/
#undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */
#define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */
#undef CONFIG_ETHER_NONE /* define if ethernet on neither */
#define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */
#if ( CONFIG_ETHER_INDEX == 3 )
/*
* - 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_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
# define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
/*
* - RAM for BD/Buffers is on the local Bus (see 28-13)
*/
#ifdef CFG_LSDRAM
#define CFG_CPMFCR_RAMTYPE 3
#else /* CFG_LSDRAM */
#define CFG_CPMFCR_RAMTYPE 0
#endif /* CFG_LSDRAM */
/* - Enable Half Duplex in FSMR */
/* # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */
# define CFG_FCC_PSMR 0
#else /* CONFIG_ETHER_INDEX */
# error "on EP8260 ethernet must be FCC3"
#endif /* CONFIG_ETHER_INDEX */
/*
* 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.
*/
#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
*/
#ifdef CONFIG_SOFT_I2C
#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 /* CONFIG_SOFT_I2C */
/* #define CONFIG_RTC_DS174x */
/* Define this to reserve an entire FLASH sector (256 KB) for
* environment variables. Otherwise, the environment will be
* put in the same sector as U-Boot, and changing variables
* will erase U-Boot temporarily
*/
#define CFG_ENV_IN_OWN_SECT
/* Define to allow the user to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/* What should the console's baud rate be? */
#ifdef CFG_EP8260_H2
#define CONFIG_BAUDRATE 9600
#else
#define CONFIG_BAUDRATE 115200
#endif
/* Ethernet MAC address */
#define CONFIG_ETHADDR 00:10:EC:00:30:8C
#define CONFIG_IPADDR 192.168.254.130
#define CONFIG_SERVERIP 192.168.254.49
/* Set to a positive value to delay for running BOOTCOMMAND */
#define CONFIG_BOOTDELAY -1
/* undef this to save memory */
#define CFG_LONGHELP
/* Monitor Command Prompt */
#define CFG_PROMPT "=> "
/* Define this variable to enable the "hush" shell (from
Busybox) as command line interpreter, thus enabling
powerful command line syntax like
if...then...else...fi conditionals or `&&' and '||'
constructs ("shell scripts").
If undefined, you get the old, much simpler behaviour
with a somewhat smapper memory footprint.
*/
#define CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
/* What U-Boot subsytems do you want enabled? */
/*
*/
#define CONFIG_COMMANDS ( CFG_CMD_ALL & \
~( CFG_CMD_BMP | \
CFG_CMD_BSP | \
CFG_CMD_DCR | \
CFG_CMD_DHCP | \
CFG_CMD_DISPLAY | \
CFG_CMD_DOC | \
CFG_CMD_DTT | \
CFG_CMD_EEPROM | \
CFG_CMD_EXT2 | \
CFG_CMD_FDC | \
CFG_CMD_FDOS | \
CFG_CMD_HWFLOW | \
CFG_CMD_IDE | \
CFG_CMD_JFFS2 | \
CFG_CMD_KGDB | \
CFG_CMD_MII | \
CFG_CMD_MMC | \
CFG_CMD_NAND | \
CFG_CMD_PCI | \
CFG_CMD_PCMCIA | \
CFG_CMD_REISER | \
CFG_CMD_SCSI | \
CFG_CMD_SPI | \
CFG_CMD_UNIVERSE| \
CFG_CMD_USB | \
CFG_CMD_VFD | \
CFG_CMD_XIMG ) )
/* Where do the internal registers live? */
#define CFG_IMMR 0xF0000000
#define CFG_DEFAULT_IMMR 0x00010000
/* Where do the on board registers (CS4) live? */
#define CFG_REGS_BASE 0xFA000000
/*****************************************************************************
*
* You should not have to modify any of the following settings
*
*****************************************************************************/
#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
#define CONFIG_EP8260 11 /* on an Embedded Planet EP8260 Board, Rev. 11 */
#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
/*
* Miscellaneous configurable options
*/
#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
/* Print Buffer Size */
#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16)
#define CFG_MAXARGS 8 /* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#ifdef CFG_LSDRAM
#define CFG_MEMTEST_START 0x04000000 /* memtest works on */
#define CFG_MEMTEST_END 0x06000000 /* 64-96 MB in SDRAM */
#else
#define CFG_MEMTEST_START 0x00000000 /* memtest works on */
#define CFG_MEMTEST_END 0x02000000 /* 0-32 MB in SDRAM */
#endif /* CFG_LSDRAM */
#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
#define CFG_LOAD_ADDR 0x00100000 /* default load address */
#define CFG_TFTP_LOADADDR 0x00100000 /* default load address for network file downloads */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
/* valid baudrates */
#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.
*/
#define CFG_FLASH_BASE CFG_FLASH0_BASE
#define CFG_SDRAM_BASE CFG_SDRAM0_BASE
/*-----------------------------------------------------------------------
* Hard Reset Configuration Words
*/
#if defined(CFG_SBC_BOOT_LOW)
# define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
#else
# define CFG_SBC_HRCW_BOOT_FLAGS (0x00000000)
#endif /* defined(CFG_SBC_BOOT_LOW) */
#ifdef CFG_EP8260_H2
/* get the HRCW ISB field from CFG_DEFAULT_IMMR */
#define CFG_SBC_HRCW_IMMR ( ((CFG_DEFAULT_IMMR & 0x10000000) >> 10) |\
((CFG_DEFAULT_IMMR & 0x01000000) >> 7) |\
((CFG_DEFAULT_IMMR & 0x00100000) >> 4) )
#define CFG_HRCW_MASTER (HRCW_EBM |\
HRCW_L2CPC01 |\
CFG_SBC_HRCW_IMMR |\
HRCW_APPC10 |\
HRCW_CS10PC01 |\
CFG_SBC_MODCK_H |\
CFG_SBC_HRCW_BOOT_FLAGS)
#else
#define CFG_HRCW_MASTER 0x10400245
#endif
/* no slaves */
#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
/*-----------------------------------------------------------------------
* 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 /* 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
* Note also that the logic that sets CFG_RAMBOOT is platform dependent.
*/
#define CFG_MONITOR_BASE TEXT_BASE
#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
# define CFG_RAMBOOT
#endif
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#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 and environment organization
*/
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#ifdef CFG_EP8260_H2
#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
#else
#define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
#endif
#ifdef CFG_EP8260_H2
#define CFG_FLASH_ERASE_TOUT 240000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
#else
#define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
#endif
#ifndef CFG_RAMBOOT
# define CFG_ENV_IS_IN_FLASH 1
# ifdef CFG_ENV_IN_OWN_SECT
# define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000)
# define CFG_ENV_SECT_SIZE 0x40000
# else
# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE)
# define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
# define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
# endif /* CFG_ENV_IN_OWN_SECT */
#else
# define CFG_ENV_IS_IN_NVRAM 1
# define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000)
# define CFG_ENV_SIZE 0x200
#endif /* CFG_RAMBOOT */
/*-----------------------------------------------------------------------
* 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)
#ifdef CFG_LSDRAM
/* 8260 local bus is NOT cacheable */
#define CFG_HID0_FINAL (/*HID0_ICE |*/\
HID0_IFEM |\
HID0_ABE |\
HID0_EMCP)
#else /* !CFG_LSDRAM */
#define CFG_HID0_FINAL (HID0_ICE |\
HID0_IFEM |\
HID0_ABE |\
HID0_EMCP)
#endif /* CFG_LSDRAM */
#define CFG_HID2 0
/*-----------------------------------------------------------------------
* RMR - Reset Mode Register
*-----------------------------------------------------------------------
*/
#define CFG_RMR 0
/*-----------------------------------------------------------------------
* BCR - Bus Configuration 4-25
*-----------------------------------------------------------------------
*/
#define CFG_BCR (BCR_EBM |\
BCR_PLDP |\
BCR_EAV |\
BCR_NPQM0)
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 4-31
*-----------------------------------------------------------------------
*/
#define CFG_SIUMCR (SIUMCR_L2CPC01 |\
SIUMCR_APPC10 |\
SIUMCR_CS10PC01)
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 11-9
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
*/
#ifdef CFG_EP8260_H2
/* TBD: Find out why setting the BMT to 0xff causes the FCC to
* generate TX buffer underrun errors for large packets under
* Linux
*/
#define CFG_SYPCR_BMT 0x00000600
#else
#define CFG_SYPCR_BMT SYPCR_BMT
#endif
#ifdef CFG_LSDRAM
#define CFG_SYPCR (SYPCR_SWTC |\
CFG_SYPCR_BMT |\
SYPCR_PBME |\
SYPCR_LBME |\
SYPCR_SWP)
#else
#define CFG_SYPCR (SYPCR_SWTC |\
CFG_SYPCR_BMT |\
SYPCR_PBME |\
SYPCR_SWP)
#endif
/*-----------------------------------------------------------------------
* 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
*/
#ifdef CFG_EP8260_H2
#define CFG_PISCR (PISCR_PS |\
PISCR_PTF |\
PISCR_PTE)
#else
#define CFG_PISCR 0
#endif
/*-----------------------------------------------------------------------
* SCCR - System Clock Control 9-8
*-----------------------------------------------------------------------
*/
#ifdef CFG_EP8260_H2
#define CFG_SCCR (SCCR_DFBRG00)
#else
#define CFG_SCCR (SCCR_DFBRG01)
#endif
/*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration 13-7
*-----------------------------------------------------------------------
*/
#define CFG_RCCR 0
/*-----------------------------------------------------------------------
* MPTPR - Memory Refresh Timer Prescale Register 10-32
*-----------------------------------------------------------------------
*/
#define CFG_MPTPR (0x0A00 & MPTPR_PTP_MSK)
/*
* Init Memory Controller:
*
* Bank Bus Machine PortSz Device
* ---- --- ------- ------ ------
* 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI)
* 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG)
* 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG)
* 3 unused
* 4 60x GPCM 8 bit Board Regs, NVRTC
* 5 unused
* 6 unused
* 7 unused
* 8 PCMCIA
* 9 unused
* 10 unused
* 11 unused
*/
/*-----------------------------------------------------------------------
* BRx - Base Register
* Ref: Section 10.3.1 on page 10-14
* ORx - Option Register
* Ref: Section 10.3.2 on page 10-18
*-----------------------------------------------------------------------
*/
/* Bank 0 - FLASH
*
*/
#define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\
BRx_PS_64 |\
BRx_DECC_NONE |\
BRx_MS_GPCM_P |\
BRx_V)
#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\
ORxG_CSNT |\
ORxG_ACS_DIV1 |\
ORxG_SCY_8_CLK |\
ORxG_EHTR)
/* Bank 1 - SDRAM
* PSDRAM
*/
#define CFG_BR1_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\
BRx_PS_64 |\
BRx_MS_SDRAM_P |\
BRx_V)
#define CFG_OR1_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI1_A6 |\
ORxS_NUMR_12)
#ifdef CFG_EP8260_H2
#define CFG_PSDMR 0xC34E246E
#else
#define CFG_PSDMR 0xC34E2462
#endif
#define CFG_PSRT 0x64
#ifdef CFG_LSDRAM
/* Bank 2 - SDRAM
* LSDRAM
*/
#define CFG_BR2_PRELIM ((CFG_SDRAM1_BASE & BRx_BA_MSK) |\
BRx_PS_32 |\
BRx_MS_SDRAM_L |\
BRx_V)
#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM1_SIZE) |\
ORxS_BPD_4 |\
ORxS_ROWST_PBI0_A9 |\
ORxS_NUMR_12)
#define CFG_LSDMR 0x416A2562
#define CFG_LSRT 0x64
#else
#define CFG_LSRT 0x0
#endif /* CFG_LSDRAM */
/* Bank 4 - On board registers
* NVRTC and BCSR
*/
#define CFG_BR4_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
BRx_PS_8 |\
BRx_MS_GPCM_P |\
BRx_V)
/*
#define CFG_OR4_PRELIM (ORxG_AM_MSK |\
ORxG_CSNT |\
ORxG_ACS_DIV1 |\
ORxG_SCY_10_CLK |\
ORxG_TRLX)
*/
#define CFG_OR4_PRELIM 0xfff00854
#ifdef _NOT_USED_SINCE_NOT_WORKING_
/* Bank 8 - On board registers
* PCMCIA (currently not working!)
*/
#define CFG_BR8_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
BRx_PS_16 |\
BRx_MS_GPCM_P |\
BRx_V)
#define CFG_OR8_PRELIM (ORxG_AM_MSK |\
ORxG_CSNT |\
ORxG_ACS_DIV1 |\
ORxG_SETA |\
ORxG_SCY_10_CLK)
#endif
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
/*
* JFFS2 partitions
*
*/
/* No command line, one static partition, whole device */
#undef CONFIG_JFFS2_CMDLINE
#define CONFIG_JFFS2_DEV "nor0"
#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
#define CONFIG_JFFS2_PART_OFFSET 0x00000000
/* mtdparts command line support */
/* Note: fake mtd_id used, no linux mtd map file */
/*
#define CONFIG_JFFS2_CMDLINE
#define MTDIDS_DEFAULT ""
#define MTDPARTS_DEFAULT ""
*/
#endif /* __CONFIG_H */
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