mirror of
https://github.com/u-boot/u-boot.git
synced 2024-12-01 00:23:29 +08:00
7680c140af
Code cleanup (especially Sorcery / Alaska / Yukon serial driver).
298 lines
8.7 KiB
C
298 lines
8.7 KiB
C
/*
|
|
* (C) Copyright 2004
|
|
* TsiChung Liew, Freescale Software Engineering, Tsi-Chung.Liew@freescale.
|
|
*
|
|
* 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
|
|
|
|
/*
|
|
* High Level Configuration Options
|
|
* (easy to change)
|
|
*/
|
|
#define CONFIG_MPC8220 1
|
|
#define CONFIG_SORCERY 1 /* Sorcery board */
|
|
|
|
/* Input clock running at 60Mhz, read Hid1 for the CPU multiplier to
|
|
determine the CPU speed. */
|
|
#define CFG_MPC8220_CLKIN 60000000 /* ... running at 60MHz */
|
|
#define CFG_MPC8220_SYSPLL_VCO_MULTIPLIER 8 /* VCO multiplier can't be read from any register */
|
|
|
|
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
|
|
#define BOOTFLAG_WARM 0x02 /* Software reboot */
|
|
|
|
#define CFG_CACHELINE_SIZE 32 /* For MPC8220 CPUs */
|
|
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
|
|
#endif
|
|
|
|
/*
|
|
* Serial console configuration
|
|
*/
|
|
#define CONFIG_PSC_CONSOLE 1 /* console is on PSC */
|
|
|
|
#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
|
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
|
|
|
|
/* PCI */
|
|
#define CONFIG_PCI 1
|
|
#define CONFIG_PCI_PNP 1
|
|
|
|
#define CONFIG_PCI_MEM_BUS 0x80000000
|
|
#define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS
|
|
#define CONFIG_PCI_MEM_SIZE 0x10000000
|
|
|
|
#define CONFIG_PCI_IO_BUS 0x71000000
|
|
#define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS
|
|
#define CONFIG_PCI_IO_SIZE 0x01000000
|
|
|
|
#define CONFIG_PCI_CFG_BUS 0x70000000
|
|
#define CONFIG_PCI_CFG_PHYS CONFIG_PCI_CFG_BUS
|
|
#define CONFIG_PCI_CFG_SIZE 0x01000000
|
|
|
|
/*
|
|
* Supported commands
|
|
*/
|
|
#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
|
|
CFG_CMD_BOOTD | \
|
|
CFG_CMD_CACHE | \
|
|
CFG_CMD_DHCP | \
|
|
CFG_CMD_DIAG | \
|
|
CFG_CMD_ELF | \
|
|
CFG_CMD_I2C | \
|
|
CFG_CMD_NET | \
|
|
CFG_CMD_NFS | \
|
|
CFG_CMD_PCI | \
|
|
CFG_CMD_PING | \
|
|
CFG_CMD_REGINFO | \
|
|
CFG_CMD_SDRAM | \
|
|
CFG_CMD_SNTP | \
|
|
0)
|
|
|
|
/* CFG_CMD_MII | \ */
|
|
/* CFG_CMD_USB | \ */
|
|
|
|
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
|
#include <cmd_confdefs.h>
|
|
|
|
/*
|
|
* Default Environment
|
|
*/
|
|
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
|
|
#define CONFIG_HOSTNAME sorcery
|
|
|
|
#define CONFIG_PREBOOT "echo;" \
|
|
"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
|
|
"echo"
|
|
|
|
#undef CONFIG_BOOTARGS
|
|
|
|
#define CONFIG_EXTRA_ENV_SETTINGS \
|
|
"netdev=eth0\0" \
|
|
"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/sorcery/uImage\0" \
|
|
"kernel_addr=FFE00000\0" \
|
|
"ramdisk_addr=FFB00000\0" \
|
|
""
|
|
#define CONFIG_BOOTCOMMAND "run flash_self"
|
|
|
|
#define CONFIG_TIMESTAMP /* Print image info with timestamp */
|
|
|
|
#define CONFIG_NET_MULTI
|
|
#define CONFIG_EEPRO100
|
|
|
|
/*
|
|
* I2C configuration
|
|
*/
|
|
#define CONFIG_HARD_I2C 1
|
|
#define CFG_I2C_MODULE 1
|
|
#define CFG_I2C_SPEED 100000 /* 100 kHz */
|
|
#define CFG_I2C_SLAVE 0x7F
|
|
|
|
/* Use the HUSH parser */
|
|
#define CFG_HUSH_PARSER
|
|
#ifdef CFG_HUSH_PARSER
|
|
#define CFG_PROMPT_HUSH_PS2 "> "
|
|
#endif
|
|
|
|
/*
|
|
* Flexbus Chipselect configuration
|
|
* Beware: Some CS# seem to be mandatory (if these CS# are not set,
|
|
* board can hang-up in unpredictable place).
|
|
* Sorcery_Memory_Map v0.3 is possibly wrong with CPLD CS#
|
|
*/
|
|
|
|
/* Flash */
|
|
#define CFG_CS0_BASE 0xf800
|
|
#define CFG_CS0_MASK 0x08000000 /* 128 MB (two chips) */
|
|
#define CFG_CS0_CTRL 0x001019c0
|
|
|
|
/* NVM */
|
|
#define CFG_CS1_BASE 0xf7e8
|
|
#define CFG_CS1_MASK 0x00040000 /* 256K */
|
|
#define CFG_CS1_CTRL 0x00101940 /* 8bit port size */
|
|
|
|
/* Atlas2 + Gemini */
|
|
#define CFG_CS2_BASE 0xf7e7
|
|
#define CFG_CS2_MASK 0x00010000 /* 64K*/
|
|
#define CFG_CS2_CTRL 0x001011c0 /* 16bit port size */
|
|
|
|
/* CAN Controller */
|
|
#define CFG_CS3_BASE 0xf7e6
|
|
#define CFG_CS3_MASK 0x00010000 /* 64K */
|
|
#define CFG_CS3_CTRL 0x00102140 /* 8Bit port size */
|
|
|
|
/* Foreign interface */
|
|
#define CFG_CS4_BASE 0xf7e5
|
|
#define CFG_CS4_MASK 0x00010000 /* 64K */
|
|
#define CFG_CS4_CTRL 0x00101dc0 /* 16bit port size */
|
|
|
|
/* CPLD */
|
|
#define CFG_CS5_BASE 0xf7e4
|
|
#define CFG_CS5_MASK 0x00010000 /* 64K */
|
|
#define CFG_CS5_CTRL 0x001000c0 /* 16bit port size */
|
|
|
|
#define CFG_FLASH0_BASE (CFG_CS0_BASE << 16)
|
|
#define CFG_FLASH_BASE (CFG_FLASH0_BASE)
|
|
|
|
#define CFG_MAX_FLASH_BANKS 2 /* max num of flash banks */
|
|
#define CFG_MAX_FLASH_SECT 512 /* max num of sects on one chip */
|
|
|
|
#define CFG_FLASH_CFI_DRIVER
|
|
#define CFG_FLASH_CFI
|
|
#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE, \
|
|
CFG_FLASH_BASE+0x04000000 } /* two banks */
|
|
|
|
/*
|
|
* Environment settings
|
|
*/
|
|
#define CFG_ENV_IS_IN_FLASH 1
|
|
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x8000000 - 0x40000)
|
|
#define CFG_ENV_SIZE 0x4000 /* 16K */
|
|
#define CFG_ENV_SECT_SIZE 0x20000
|
|
#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + 0x20000)
|
|
#define CFG_ENV_SIZE_REDUND CFG_ENV_SIZE
|
|
|
|
#define CONFIG_ENV_OVERWRITE 1
|
|
|
|
#if defined CFG_ENV_IS_IN_FLASH
|
|
#undef CFG_ENV_IS_IN_NVRAM
|
|
#undef CFG_ENV_IS_IN_EEPROM
|
|
#elif defined CFG_ENV_IS_IN_NVRAM
|
|
#undef CFG_ENV_IS_IN_FLASH
|
|
#undef CFG_ENV_IS_IN_EEPROM
|
|
#elif defined CFG_ENV_IS_IN_EEPROM
|
|
#undef CFG_ENV_IS_IN_NVRAM
|
|
#undef CFG_ENV_IS_IN_FLASH
|
|
#endif
|
|
|
|
/*
|
|
* Memory map
|
|
*/
|
|
#define CFG_MBAR 0xF0000000
|
|
#define CFG_SDRAM_BASE 0x00000000
|
|
#define CFG_DEFAULT_MBAR 0x80000000
|
|
#define CFG_SRAM_BASE (CFG_MBAR + 0x20000)
|
|
#define CFG_SRAM_SIZE 0x8000
|
|
|
|
/* Use SRAM until RAM will be available */
|
|
#define CFG_INIT_RAM_ADDR (CFG_MBAR + 0x20000)
|
|
#define CFG_INIT_RAM_END 0x8000 /* 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
|
|
|
|
#define CFG_MONITOR_BASE TEXT_BASE
|
|
#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
|
|
# define CFG_RAMBOOT 1
|
|
#endif
|
|
|
|
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
|
|
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
|
|
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
|
|
|
|
/* SDRAM configuration (for SPD) */
|
|
#define CFG_SDRAM_TOTAL_BANKS 1
|
|
#define CFG_SDRAM_SPD_I2C_ADDR 0x50 /* 7bit */
|
|
#define CFG_SDRAM_SPD_SIZE 0x100
|
|
#define CFG_SDRAM_CAS_LATENCY 5 /* (CL=2.5)x2 */
|
|
|
|
/* SDRAM drive strength register (for SSTL_2 class II)*/
|
|
#define CFG_SDRAM_DRIVE_STRENGTH ((DRIVE_STRENGTH_HIGH << SDRAMDS_SBE_SHIFT) | \
|
|
(DRIVE_STRENGTH_HIGH << SDRAMDS_SBC_SHIFT) | \
|
|
(DRIVE_STRENGTH_HIGH << SDRAMDS_SBA_SHIFT) | \
|
|
(DRIVE_STRENGTH_HIGH << SDRAMDS_SBS_SHIFT) | \
|
|
(DRIVE_STRENGTH_HIGH << SDRAMDS_SBD_SHIFT))
|
|
|
|
/*
|
|
* Ethernet configuration
|
|
*/
|
|
#define CONFIG_MPC8220_FEC 1
|
|
#define CONFIG_FEC_10MBIT 1 /* Workaround for FEC 100Mbit problem */
|
|
#define CONFIG_PHY_ADDR 0x1F
|
|
|
|
/*
|
|
* 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 0x00100000 /* memtest works on */
|
|
#define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
|
|
|
|
#define CFG_LOAD_ADDR 0x100000 /* default load address */
|
|
|
|
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
|
|
|
|
/*
|
|
* Various low-level settings
|
|
*/
|
|
#define CFG_HID0_INIT 0
|
|
#define CFG_HID0_FINAL 0
|
|
|
|
/*
|
|
#define CFG_HID0_INIT HID0_ICE | HID0_ICFI
|
|
#define CFG_HID0_FINAL HID0_ICE
|
|
*/
|
|
|
|
#endif /* __CONFIG_H */
|