u-boot/include/configs/ppmc8260.h

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2002-11-03 00:38:21 +00:00
/*
* (C) Copyright 2000
* Murray Jensen <Murray.Jensen@cmst.csiro.au>
*
* (C) Copyright 2000
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2001
* Advent Networks, Inc. <http://www.adventnetworks.com>
* Jay Monkman <jtm@smoothsmoothie.com>
*
* Configuation settings for the WindRiver PPMC8260 board.
*
* 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
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#define CONFIG_SYS_TEXT_BASE 0xfe000000
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/*****************************************************************************
*
* These settings must match the way _your_ board is set up
*
*****************************************************************************/
/* 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 S2-6 S2-7 S2-8
* ------- ---------- --- --- ---- ----- ----- -----
* 0x2 0x2 33 133 133 Close Open Close
* 0x2 0x3 33 133 166 Close Open Open
* 0x2 0x4 33 133 200 Open Close Close
* 0x2 0x5 33 133 233 Open Close Open
* 0x2 0x6 33 133 266 Open Open Close
*
* 0x5 0x5 66 133 133 Open Close Open
* 0x5 0x6 66 133 166 Open Open Close
* 0x5 0x7 66 133 200 Open Open Open
* 0x6 0x0 66 133 233 Close Close Close
* 0x6 0x1 66 133 266 Close Close Open
* 0x6 0x2 66 133 300 Close Open Close
*/
#define CONFIG_SYS_PPMC_MODCK_H 0x05
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/* 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 CONFIG_SYS_PPMC_BOOT_LOW 1
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/* What should the base address of the main FLASH be and how big is
* it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/ppmc8260/config.mk
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* The main FLASH is whichever is connected to *CS0. U-Boot expects
* this to be the SIMM.
*/
#define CONFIG_SYS_FLASH0_BASE 0xFE000000
#define CONFIG_SYS_FLASH0_SIZE 16
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/* What should be the base address of the first SDRAM DIMM and how big is
* it (in Mbytes)?
*/
#define CONFIG_SYS_SDRAM0_BASE 0x00000000
#define CONFIG_SYS_SDRAM0_SIZE 128
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/* What should be the base address of the second SDRAM DIMM and how big is
* it (in Mbytes)?
*/
#define CONFIG_SYS_SDRAM1_BASE 0x08000000
#define CONFIG_SYS_SDRAM1_SIZE 128
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/* What should be the base address of the on board SDRAM and how big is
* it (in Mbytes)?
*/
#define CONFIG_SYS_SDRAM2_BASE 0x38000000
#define CONFIG_SYS_SDRAM2_SIZE 16
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/* What should be the base address of the MAILBOX and how big is it
* (in Bytes)
* The eeprom lives at CONFIG_SYS_MAILBOX_BASE + 0x80000000
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*/
#define CONFIG_SYS_MAILBOX_BASE 0x32000000
#define CONFIG_SYS_MAILBOX_SIZE 8192
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/* What is the base address of the I/O select lines and how big is it
* (In Mbytes)?
*/
#define CONFIG_SYS_IOSELECT_BASE 0xE0000000
#define CONFIG_SYS_IOSELECT_SIZE 32
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/* What should be the base address of the LEDs and switch S0?
* If you don't want them enabled, don't define this.
*/
#define CONFIG_SYS_LED_BASE 0xF1000000
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/*
* PPMC8260 with 256 16 MB DIMM:
*
* 0x0000 0000 Exception Vector code, 8k
* :
* 0x0000 1FFF
* 0x0000 2000 Free for Application Use
* :
* :
*
* :
* :
* 0x0FF5 FF30 Monitor Stack (Growing downward)
* Monitor Stack Buffer (0x80)
* 0x0FF5 FFB0 Board Info Data
* 0x0FF6 0000 Malloc Arena
* : CONFIG_ENV_SECT_SIZE, 256k
* : CONFIG_SYS_MALLOC_LEN, 128k
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* 0x0FFC 0000 RAM Copy of Monitor Code
* : CONFIG_SYS_MONITOR_LEN, 256k
* 0x0FFF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1
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*/
/*
* 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.
* The console can be on SMC1 or SMC2
*/
#define CONFIG_CONS_ON_SMC 1 /* 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 CONFIG_CMD_NET must be unset.
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*/
#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 2 /* which SCC/FCC channel for ethernet */
#define CONFIG_MII /* MII PHY management */
#define CONFIG_BITBANGMII /* bit-bang MII PHY management */
/*
* Port pins used for bit-banged MII communictions (if applicable).
*/
#define MDIO_PORT 2 /* Port C */
#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \
(immap_t *) CONFIG_SYS_IMMR, MDIO_PORT )
#define MDC_DECLARE MDIO_DECLARE
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#define MDIO_ACTIVE (iop->pdir |= 0x00400000)
#define MDIO_TRISTATE (iop->pdir &= ~0x00400000)
#define MDIO_READ ((iop->pdat & 0x00400000) != 0)
#define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \
else iop->pdat &= ~0x00400000
#define MDC(bit) if(bit) iop->pdat |= 0x00200000; \
else iop->pdat &= ~0x00200000
#define MIIDELAY udelay(1)
/* 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 CONFIG_ENV_IN_OWN_SECT 1
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/* Define to allow the user to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/* What should the console's baud rate be? */
#define CONFIG_BAUDRATE 9600
/* Ethernet MAC address */
#define CONFIG_ETHADDR 00:a0:1e:90:2b:00
/* Define this to set the last octet of the ethernet address
* from the DS0-DS7 switch and light the leds with the result
* The DS0-DS7 switch and the leds are backwards with respect
* to each other. DS7 is on the board edge side of both the
* led strip and the DS0-DS7 switch.
*/
#define CONFIG_MISC_INIT_R
/* Set to a positive value to delay for running BOOTCOMMAND */
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#if 0
/* Be selective on what keys can delay or stop the autoboot process
* To stop use: " "
*/
# define CONFIG_AUTOBOOT_KEYED
# define CONFIG_AUTOBOOT_PROMPT \
"Autobooting in %d seconds, press \" \" to stop\n", bootdelay
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# define CONFIG_AUTOBOOT_STOP_STR " "
# undef CONFIG_AUTOBOOT_DELAY_STR
# define DEBUG_BOOTKEYS 0
#endif
/* Define a command string that is automatically executed when no character
* is read on the console interface withing "Boot Delay" after reset.
*/
#undef CONFIG_BOOT_ROOT_INITRD /* Use ram disk for the root file system */
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#define CONFIG_BOOT_ROOT_NFS /* Use a NFS mounted root file system */
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#ifdef CONFIG_BOOT_ROOT_INITRD
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#define CONFIG_BOOTCOMMAND \
"version;" \
"echo;" \
"bootp;" \
"setenv bootargs root=/dev/ram0 rw " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
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"bootm"
#endif /* CONFIG_BOOT_ROOT_INITRD */
#ifdef CONFIG_BOOT_ROOT_NFS
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#define CONFIG_BOOTCOMMAND \
"version;" \
"echo;" \
"bootp;" \
"setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
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"bootm"
#endif /* CONFIG_BOOT_ROOT_NFS */
/*
* BOOTP options
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*/
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_DNS
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/* undef this to save memory */
#define CONFIG_SYS_LONGHELP
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/* Monitor Command Prompt */
#define CONFIG_SYS_PROMPT "=> "
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/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_ELF
#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_MEMTEST
#define CONFIG_CMD_MII
#define CONFIG_CMD_IMMAP
#undef CONFIG_CMD_KGDB
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/* Where do the internal registers live? */
#define CONFIG_SYS_IMMR 0xf0000000
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/*****************************************************************************
*
* You should not have to modify any of the following settings
*
*****************************************************************************/
#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
#define CONFIG_PPMC8260 1 /* on an Wind River PPMC8260 Board */
#define CONFIG_CPM2 1 /* Has a CPM2 */
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/*
* Miscellaneous configurable options
*/
#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
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)+16)
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#define CONFIG_SYS_MAXARGS 32 /* max number of command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
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#define CONFIG_SYS_LOAD_ADDR 0x140000 /* default load address */
#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
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#define CONFIG_SYS_MEMTEST_START 0x2000 /* memtest works from the end of */
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/* the exception vector table */
/* to the end of the DRAM */
/* less monitor and malloc area */
#define CONFIG_SYS_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */
#define CONFIG_SYS_MEM_END_USAGE ( CONFIG_SYS_MONITOR_LEN \
+ CONFIG_SYS_MALLOC_LEN \
+ CONFIG_ENV_SECT_SIZE \
+ CONFIG_SYS_STACK_USAGE )
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#define CONFIG_SYS_MEMTEST_END ( CONFIG_SYS_SDRAM_SIZE * 1024 * 1024 \
- CONFIG_SYS_MEM_END_USAGE )
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/* valid baudrates */
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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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.
*/
#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
/*
* Attention: This is board specific
* - RX clk is CLK11
* - TX clk is CLK12
*/
#define CONFIG_SYS_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 |\
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CMXSCR_TS1CS_CLK12)
#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
/*
* Attention: this is board-specific
* - Rx-CLK is CLK13
* - Tx-CLK is CLK14
* - Select bus for bd/buffers (see 28-13)
* - Enable Full Duplex in FSMR
*/
#define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
#define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
#define CONFIG_SYS_CPMFCR_RAMTYPE 0
#define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB)
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#endif /* CONFIG_ETHER_INDEX */
#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
#define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_SDRAM0_BASE
#define CONFIG_SYS_SDRAM_SIZE (CONFIG_SYS_SDRAM0_SIZE + CONFIG_SYS_SDRAM1_SIZE)
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/*-----------------------------------------------------------------------
* Hard Reset Configuration Words
*/
#if defined(CONFIG_SYS_PPMC_BOOT_LOW)
# define CONFIG_SYS_PPMC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
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#else
# define CONFIG_SYS_PPMC_HRCW_BOOT_FLAGS (0)
#endif /* defined(CONFIG_SYS_PPMC_BOOT_LOW) */
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/* get the HRCW ISB field from CONFIG_SYS_IMMR */
#define CONFIG_SYS_PPMC_HRCW_IMMR ( ((CONFIG_SYS_IMMR & 0x10000000) >> 10) | \
((CONFIG_SYS_IMMR & 0x01000000) >> 7) | \
((CONFIG_SYS_IMMR & 0x00100000) >> 4) )
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#define CONFIG_SYS_HRCW_MASTER ( HRCW_EBM | \
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HRCW_BPS11 | \
HRCW_L2CPC10 | \
HRCW_DPPC00 | \
CONFIG_SYS_PPMC_HRCW_IMMR | \
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HRCW_MMR00 | \
HRCW_LBPC00 | \
HRCW_APPC10 | \
HRCW_CS10PC00 | \
(CONFIG_SYS_PPMC_MODCK_H & HRCW_MODCK_H1111) | \
CONFIG_SYS_PPMC_HRCW_BOOT_FLAGS )
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/* 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
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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_END 0x4000 /* End of used area in DPRAM */
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_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
* Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent.
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*/
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH0_BASE
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#ifndef CONFIG_SYS_MONITOR_BASE
#define CONFIG_SYS_MONITOR_BASE 0x0ff80000
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#endif
#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
# define CONFIG_SYS_RAMBOOT
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#endif
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 374 kB for Monitor */
#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 and environment organization
*/
#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
#define CONFIG_SYS_FLASH_INCREMENT 0 /* there is only one bank */
#define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware protection */
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
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#ifndef CONFIG_SYS_RAMBOOT
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# define CONFIG_ENV_IS_IN_FLASH 1
# ifdef CONFIG_ENV_IN_OWN_SECT
# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000)
# define CONFIG_ENV_SECT_SIZE 0x40000
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# else
# define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE)
# define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
# define CONFIG_ENV_SECT_SIZE 0x40000 /* see README - env sect real size */
# endif /* CONFIG_ENV_IN_OWN_SECT */
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#else
# define CONFIG_ENV_IS_IN_FLASH 1
# define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x40000)
#define CONFIG_ENV_SIZE 0x1000
# define CONFIG_ENV_SECT_SIZE 0x40000
#endif /* CONFIG_SYS_RAMBOOT */
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/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
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#if defined(CONFIG_CMD_KGDB)
# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
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#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 CONFIG_SYS_HID0_INIT (HID0_ICE |\
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HID0_DCE |\
HID0_ICFI |\
HID0_DCI |\
HID0_IFEM |\
HID0_ABE)
#define CONFIG_SYS_HID0_FINAL (HID0_ICE |\
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HID0_IFEM |\
HID0_ABE |\
HID0_EMCP)
#define CONFIG_SYS_HID2 0
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/*-----------------------------------------------------------------------
* RMR - Reset Mode Register
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_RMR 0
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/*-----------------------------------------------------------------------
* BCR - Bus Configuration 4-25
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_BCR (BCR_EBM |\
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0x30000000)
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 4-31
* Ref Section 4.3.2.6 page 4-31
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_SIUMCR (SIUMCR_ESE |\
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SIUMCR_DPPC00 |\
SIUMCR_L2CPC10 |\
SIUMCR_LBPC00 |\
SIUMCR_APPC10 |\
SIUMCR_CS10PC00 |\
SIUMCR_BCTLC00 |\
SIUMCR_MMR00)
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 11-9
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
*/
#define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
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SYPCR_BMT |\
SYPCR_PBME |\
SYPCR_LBME |\
SYPCR_SWRI |\
SYPCR_SWP)
/*-----------------------------------------------------------------------
* 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 |\
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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 |\
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PISCR_PTF |\
PISCR_PTE)
/*-----------------------------------------------------------------------
* SCCR - System Clock Control 9-8
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_SCCR 0
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/*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration 13-7
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_RCCR 0
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/*
* Initialize Memory Controller:
*
* Bank Bus Machine PortSz Device
* ---- --- ------- ------ ------
* 0 60x GPCM 32 bit FLASH (SIMM - 32MB) *
* 1 unused
* 2 60x SDRAM 64 bit SDRAM (DIMM - 128MB)
* 3 60x SDRAM 64 bit SDRAM (DIMM - 128MB)
* 4 Local SDRAM 32 bit SDRAM (on board - 16MB)
* 5 60x GPCM 8 bit Mailbox/EEPROM (8KB)
* 6 60x GPCM 8 bit FLASH (on board - 2MB) *
* 7 60x GPCM 8 bit LEDs, switches
*
* (*) This configuration requires the PPMC8260 be configured
* so that *CS0 goes to the FLASH SIMM, and *CS6 goes to
* the on board FLASH. In other words, JP24 should have
* pins 1 and 2 jumpered and pins 3 and 4 jumpered.
*
*/
/*-----------------------------------------------------------------------
* BR0,BR1 - Base Register
* Ref: Section 10.3.1 on page 10-14
* OR0,OR1 - Option Register
* Ref: Section 10.3.2 on page 10-18
*-----------------------------------------------------------------------
*/
/* Bank 0,1 - FLASH SIMM
*
* This expects the FLASH SIMM to be connected to *CS0
* It consists of 4 AM29F080B parts.
*
* Note: For the 4 MB SIMM, *CS1 is unused.
*/
/* BR0 is configured as follows:
*
* - Base address of 0xFE000000
* - 32 bit port size
* - Data errors checking is disabled
* - Read and write access
* - GPCM 60x bus
* - Access are handled by the memory controller according to MSEL
* - Not used for atomic operations
* - No data pipelining is done
* - Valid
*/
#define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\
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BRx_PS_32 |\
BRx_MS_GPCM_P |\
BRx_V)
/* OR0 is configured as follows:
*
* - 32 MB
* - *BCTL0 is asserted upon access to the current memory bank
* - *CW / *WE are negated a quarter of a clock earlier
* - *CS is output at the same time as the address lines
* - Uses a clock cycle length of 5
* - *PSDVAL is generated internally by the memory controller
* unless *GTA is asserted earlier externally.
* - Relaxed timing is generated by the GPCM for accesses
* initiated to this memory region.
* - One idle clock is inserted between a read access from the
* current bank and the next access.
*/
#define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE) |\
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ORxG_CSNT |\
ORxG_ACS_DIV1 |\
ORxG_SCY_5_CLK |\
ORxG_TRLX |\
ORxG_EHTR)
/*-----------------------------------------------------------------------
* BR2,BR3 - Base Register
* Ref: Section 10.3.1 on page 10-14
* OR2,OR3 - Option Register
* Ref: Section 10.3.2 on page 10-16
*-----------------------------------------------------------------------
*/
/*
* Bank 2,3 - 128 MB SDRAM DIMM
*/
/* With a 128 MB DIMM, the BR2 is configured as follows:
*
* - Base address of 0x00000000/0x08000000
* - 64 bit port size (60x bus only)
* - Data errors checking is disabled
* - Read and write access
* - SDRAM 60x bus
* - Access are handled by the memory controller according to MSEL
* - Not used for atomic operations
* - No data pipelining is done
* - Valid
*/
#define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
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BRx_PS_64 |\
BRx_MS_SDRAM_P |\
BRx_V)
#define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_SDRAM1_BASE & BRx_BA_MSK) |\
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BRx_PS_64 |\
BRx_MS_SDRAM_P |\
BRx_V)
/* With a 128 MB DIMM, the OR2 is configured as follows:
*
* - 128 MB
* - 4 internal banks per device
* - Row start address bit is A8 with PSDMR[PBI] = 0
* - 13 row address lines
* - Back-to-back page mode
* - Internal bank interleaving within save device enabled
*/
#define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
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ORxS_BPD_4 |\
ORxS_ROWST_PBI0_A7 |\
ORxS_NUMR_13)
#define CONFIG_SYS_OR3_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM1_SIZE) |\
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ORxS_BPD_4 |\
ORxS_ROWST_PBI0_A7 |\
ORxS_NUMR_13)
/*-----------------------------------------------------------------------
* PSDMR - 60x Bus SDRAM Mode Register
* Ref: Section 10.3.3 on page 10-21
*-----------------------------------------------------------------------
*/
/* With a 128 MB DIMM, the PSDMR is configured as follows:
*
* - Page Based Interleaving,
* - Refresh Enable,
* - Normal Operation
* - Address Multiplexing where A5 is output on A14 pin
* (A6 on A15, and so on),
* - use address pins A13-A15 as bank select,
* - A9 is output on SDA10 during an ACTIVATE command,
* - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
* - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
* is 3 clocks,
* - earliest timing for READ/WRITE command after ACTIVATE command is
* 2 clocks,
* - earliest timing for PRECHARGE after last data was read is 1 clock,
* - earliest timing for PRECHARGE after last data was written is 1 clock,
* - External Address Multiplexing enabled
* - CAS Latency is 2.
*/
#define CONFIG_SYS_PSDMR (PSDMR_RFEN |\
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PSDMR_SDAM_A14_IS_A5 |\
PSDMR_BSMA_A13_A15 |\
PSDMR_SDA10_PBI0_A9 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_3W |\
PSDMR_ACTTORW_2W |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_1C |\
PSDMR_EAMUX |\
PSDMR_CL_2)
#define CONFIG_SYS_PSRT 0x0e
#define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32
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/*-----------------------------------------------------------------------
* BR4 - Base Register
* Ref: Section 10.3.1 on page 10-14
* OR4 - Option Register
* Ref: Section 10.3.2 on page 10-16
*-----------------------------------------------------------------------
*/
/*
* Bank 4 - On board SDRAM
*
*/
/* With 16 MB of onboard SDRAM BR4 is configured as follows
*
* - Base address 0x38000000
* - 32 bit port size
* - Data error checking disabled
* - Read/Write access
* - SDRAM local bus
* - Not used for atomic operations
* - No data pipelining is done
* - Valid
*
*/
#define CONFIG_SYS_BR4_PRELIM ((CONFIG_SYS_SDRAM2_BASE & BRx_BA_MSK) |\
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BRx_PS_32 |\
BRx_DECC_NONE |\
BRx_MS_SDRAM_L |\
BRx_V)
/*
* With 16MB SDRAM, OR4 is configured as follows
* - 4 internal banks per device
* - Row start address bit is A10 with LSDMR[PBI] = 0
* - 12 row address lines
* - Back-to-back page mode
* - Internal bank interleaving within save device enabled
*/
#define CONFIG_SYS_OR4_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM2_SIZE) |\
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ORxS_BPD_4 |\
ORxS_ROWST_PBI0_A10 |\
ORxS_NUMR_12)
/*-----------------------------------------------------------------------
* LSDMR - Local Bus SDRAM Mode Register
* Ref: Section 10.3.4 on page 10-24
*-----------------------------------------------------------------------
*/
/* With a 16 MB onboard SDRAM, the LSDMR is configured as follows:
*
* - Page Based Interleaving,
* - Refresh Enable,
* - Normal Operation
* - Address Multiplexing where A5 is output on A13 pin
* (A6 on A15, and so on),
* - use address pins A15-A17 as bank select,
* - A11 is output on SDA10 during an ACTIVATE command,
* - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
* - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
* is 2 clocks,
* - earliest timing for READ/WRITE command after ACTIVATE command is
* 2 clocks,
* - SDRAM burst length is 8
* - earliest timing for PRECHARGE after last data was read is 1 clock,
* - earliest timing for PRECHARGE after last data was written is 1 clock,
* - External Address Multiplexing disabled
* - CAS Latency is 2.
*/
#define CONFIG_SYS_LSDMR (PSDMR_RFEN |\
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PSDMR_SDAM_A13_IS_A5 |\
PSDMR_BSMA_A15_A17 |\
PSDMR_SDA10_PBI0_A11 |\
PSDMR_RFRC_7_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_2W |\
PSDMR_BL |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_1C |\
PSDMR_CL_2)
#define CONFIG_SYS_LSRT 0x0e
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/*-----------------------------------------------------------------------
* BR5 - Base Register
* Ref: Section 10.3.1 on page 10-14
* OR5 - Option Register
* Ref: Section 10.3.2 on page 10-16
*-----------------------------------------------------------------------
*/
/*
* Bank 5 EEProm and Mailbox
*
* The EEPROM and mailbox live on the same chip select.
* the eeprom is selected if the MSb of the address is set and the mailbox is
* selected if the MSb of the address is clear.
*
*/
/* BR5 is configured as follows:
*
* - Base address of 0x32000000/0xF2000000
* - 8 bit
* - Data error checking disabled
* - Read/Write access
* - GPCM 60x Bus
* - SDRAM local bus
* - No data pipelining is done
* - Valid
*/
#define CONFIG_SYS_BR5_PRELIM ((CONFIG_SYS_MAILBOX_BASE & BRx_BA_MSK) |\
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BRx_PS_8 |\
BRx_DECC_NONE |\
BRx_MS_GPCM_P |\
BRx_V)
/* OR5 is configured as follows
* - buffer control enabled
* - chip select negated normally
* - CS output 1/2 clock after address
* - 15 wait states
* - *PSDVAL is generated internally by the memory controller
* unless *GTA is asserted earlier externally.
* - Relaxed timing is generated by the GPCM for accesses
* initiated to this memory region.
* - One idle clock is inserted between a read access from the
* current bank and the next access.
*/
#define CONFIG_SYS_OR5_PRELIM ((P2SZ_TO_AM(CONFIG_SYS_MAILBOX_SIZE) & ~0x80000000) |\
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ORxG_ACS_DIV2 |\
ORxG_SCY_15_CLK |\
ORxG_TRLX |\
ORxG_EHTR)
/*-----------------------------------------------------------------------
* BR6 - Base Register
* Ref: Section 10.3.1 on page 10-14
* OR6 - Option Register
* Ref: Section 10.3.2 on page 10-18
*-----------------------------------------------------------------------
*/
/* Bank 6 - I/O select
*
*/
/* BR6 is configured as follows:
*
* - Base address of 0xE0000000
* - 16 bit port size
* - Data errors checking is disabled
* - Read and write access
* - GPCM 60x bus
* - Access are handled by the memory controller according to MSEL
* - Not used for atomic operations
* - No data pipelining is done
* - Valid
*/
#define CONFIG_SYS_BR6_PRELIM ((CONFIG_SYS_IOSELECT_BASE & BRx_BA_MSK) |\
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BRx_PS_16 |\
BRx_MS_GPCM_P |\
BRx_V)
/* OR6 is configured as follows
* - buffer control enabled
* - chip select negated normally
* - CS output 1/2 clock after address
* - 15 wait states
* - *PSDVAL is generated internally by the memory controller
* unless *GTA is asserted earlier externally.
* - Relaxed timing is generated by the GPCM for accesses
* initiated to this memory region.
* - One idle clock is inserted between a read access from the
* current bank and the next access.
*/
#define CONFIG_SYS_OR6_PRELIM (MEG_TO_AM(CONFIG_SYS_IOSELECT_SIZE) |\
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ORxG_ACS_DIV2 |\
ORxG_SCY_15_CLK |\
ORxG_TRLX |\
ORxG_EHTR)
/*-----------------------------------------------------------------------
* BR7 - Base Register
* Ref: Section 10.3.1 on page 10-14
* OR7 - Option Register
* Ref: Section 10.3.2 on page 10-18
*-----------------------------------------------------------------------
*/
/* Bank 7 - LEDs and switches
*
* LEDs are at 0x00001 (write only)
* switches are at 0x00001 (read only)
*/
#ifdef CONFIG_SYS_LED_BASE
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/* BR7 is configured as follows:
*
* - Base address of 0xA0000000
* - 8 bit port size
* - Data errors checking is disabled
* - Read and write access
* - GPCM 60x bus
* - Access are handled by the memory controller according to MSEL
* - Not used for atomic operations
* - No data pipelining is done
* - Valid
*/
#define CONFIG_SYS_BR7_PRELIM ((CONFIG_SYS_LED_BASE & BRx_BA_MSK) |\
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BRx_PS_8 |\
BRx_DECC_NONE |\
BRx_MS_GPCM_P |\
BRx_V)
/* OR7 is configured as follows:
*
* - 1 byte
* - *BCTL0 is asserted upon access to the current memory bank
* - *CW / *WE are negated a quarter of a clock earlier
* - *CS is output at the same time as the address lines
* - Uses a clock cycle length of 15
* - *PSDVAL is generated internally by the memory controller
* unless *GTA is asserted earlier externally.
* - Relaxed timing is generated by the GPCM for accesses
* initiated to this memory region.
* - One idle clock is inserted between a read access from the
* current bank and the next access.
*/
#define CONFIG_SYS_OR7_PRELIM (ORxG_AM_MSK |\
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ORxG_CSNT |\
ORxG_ACS_DIV1 |\
ORxG_SCY_15_CLK |\
ORxG_TRLX |\
ORxG_EHTR)
#endif /* CONFIG_SYS_LED_BASE */
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#endif /* __CONFIG_H */