mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
7be044e4ea
Signed-off-by: Jon Loeliger <jdl@freescale.com>
363 lines
13 KiB
C
363 lines
13 KiB
C
/*
|
|
* (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
|
|
|
|
#undef DEBUG /* General debug */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* 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_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 CFG_CMXFCR_MASK (CMXFCR_FC3 | CMXFCR_RF3CS_MSK | CMXFCR_TF3CS_MSK)
|
|
# define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK14 | CMXFCR_TF3CS_CLK16)
|
|
# define CFG_CPMFCR_RAMTYPE 0
|
|
# define CFG_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.
|
|
*/
|
|
#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 */
|
|
|
|
|
|
/*
|
|
* 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 CFG_LONGHELP /* undef to save memory */
|
|
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
|
|
#if defined(CONFIG_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 0x00100000 /* memtest works on */
|
|
#define CFG_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 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 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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Start addresses for the final memory configuration (Setup by the
|
|
* startup code). Please note that CFG_SDRAM_BASE _must_ start at 0.
|
|
*/
|
|
#define CFG_SDRAM_BASE 0x00000000
|
|
#define CFG_FLASH_BASE 0xFF800000
|
|
|
|
#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() */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* FLASH organization
|
|
*/
|
|
#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
|
|
#define CFG_MAX_FLASH_SECT 64 /* max num of sects on one chip */
|
|
#define CFG_MAX_FLASH_SIZE (CFG_MAX_FLASH_SECT * 0x10000) /* 4 MB */
|
|
|
|
#define CFG_FLASH_ERASE_TOUT 2400000 /* Flash Erase Timeout (in ms) */
|
|
#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
|
|
|
|
/* Environment in FLASH, there is little space left in Serial EEPROM */
|
|
#define CFG_ENV_IS_IN_FLASH 1
|
|
#define CFG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */
|
|
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x10000) /* 2. sector */
|
|
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* 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_BPS01 | HRCW_EBM ) |\
|
|
( HRCW_L2CPC10 | HRCW_ISB110 ) |\
|
|
( HRCW_MMR11 | HRCW_APPC10 ) |\
|
|
( HRCW_CS10PC01 | HRCW_MODCK_H0101 ) \
|
|
) /* 0x14863245 */
|
|
|
|
/* 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
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Internal Memory Mapped Register
|
|
*/
|
|
#define CFG_IMMR 0xFF000000 /* We keep original value */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* 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
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* 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 defined(CONFIG_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.
|
|
*
|
|
* 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 CFG_BCR 0xA01C0000
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* SIUMCR - SIU Module Configuration 4-31
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CFG_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 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
|
|
*/
|
|
|
|
#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) | 0x0801)
|
|
#define CFG_OR0_PRELIM 0xFF800882
|
|
#define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) | 0x0041)
|
|
#define CFG_OR1_PRELIM 0xF8002CD0
|
|
|
|
#define CFG_PSDMR 0x404A241A
|
|
#define CFG_MPTPR 0x00007400
|
|
#define CFG_PSRT 0x00000007
|
|
|
|
#endif /* __CONFIG_H */
|