mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 00:47:26 +00:00
a00eccfebc
This patch adds fdt (flattened device tree) support to all remaining AMCC eval boards. Most newer boards already support device tree. With this patch, all AMCC boards now enable device tree passing from U-Boot to Linux arch/powerpc kernels. Signed-off-by: Stefan Roese <sr@denx.de>
339 lines
13 KiB
C
339 lines
13 KiB
C
/*
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* (C) Copyright 2007
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/************************************************************************
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* TAISHAN.h - configuration for AMCC 440GX Ref
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***********************************************************************/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*-----------------------------------------------------------------------
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* High Level Configuration Options
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*----------------------------------------------------------------------*/
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#define CONFIG_TAISHAN 1 /* Board is taishan */
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#define CONFIG_440GX 1 /* Specifc GX support */
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#define CONFIG_440 1 /* ... PPC440 family */
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#define CONFIG_4xx 1 /* ... PPC4xx family */
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#undef CFG_DRAM_TEST /* Disable-takes long time! */
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#define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */
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#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_pre_init */
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#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */
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/*-----------------------------------------------------------------------
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* Base addresses -- Note these are effective addresses where the
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* actual resources get mapped (not physical addresses)
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*----------------------------------------------------------------------*/
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#define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */
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#define CFG_FLASH_BASE 0xfc000000 /* start of FLASH */
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#define CFG_MONITOR_BASE 0xfffc0000 /* start of monitor */
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#define CFG_PCI_MEMBASE 0x80000000 /* mapped pci memory */
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#define CFG_PERIPHERAL_BASE 0xe0000000 /* internal peripherals */
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#define CFG_ISRAM_BASE 0xc0000000 /* internal SRAM */
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#define CFG_PCI_BASE 0xd0000000 /* internal PCI regs */
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#define CFG_EBC0_FLASH_BASE CFG_FLASH_BASE
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#define CFG_EBC1_FPGA_BASE (CFG_PERIPHERAL_BASE + 0x01000000)
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#define CFG_EBC2_LCM_BASE (CFG_PERIPHERAL_BASE + 0x02000000)
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#define CFG_EBC3_CONN_BASE (CFG_PERIPHERAL_BASE + 0x08000000)
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#define CFG_GPIO_BASE (CFG_PERIPHERAL_BASE + 0x00000700)
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/*-----------------------------------------------------------------------
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* Initial RAM & stack pointer (placed in internal SRAM)
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*----------------------------------------------------------------------*/
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#define CFG_TEMP_STACK_OCM 1
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#define CFG_OCM_DATA_ADDR CFG_ISRAM_BASE
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#define CFG_INIT_RAM_ADDR CFG_ISRAM_BASE /* Initial RAM address */
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#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM*/
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#define CFG_GBL_DATA_SIZE 128 /* num bytes initial data*/
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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#define CFG_POST_WORD_ADDR (CFG_GBL_DATA_OFFSET - 0x4)
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#define CFG_INIT_SP_OFFSET CFG_POST_WORD_ADDR
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#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon*/
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#define CFG_MALLOC_LEN (1024 * 1024) /* Reserve 1024 kB for malloc*/
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/*-----------------------------------------------------------------------
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* Serial Port
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*----------------------------------------------------------------------*/
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#define CONFIG_UART1_CONSOLE 1 /* use of UART1 as console */
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#define CONFIG_SERIAL_MULTI 1 /* enable serial multi support */
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#define CFG_EXT_SERIAL_CLOCK (1843200 * 6) /* Ext clk @ 11.059 MHz */
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#define CONFIG_BAUDRATE 115200
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#define CFG_BAUDRATE_TABLE \
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{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
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/*-----------------------------------------------------------------------
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* Environment
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*----------------------------------------------------------------------*/
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#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
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/*-----------------------------------------------------------------------
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* FLASH related
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*----------------------------------------------------------------------*/
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#define CFG_FLASH_CFI
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#define CFG_FLASH_CFI_DRIVER
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#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
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#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
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#define CFG_FLASH_BANKS_LIST {CFG_FLASH_BASE}
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#define CFG_MAX_FLASH_BANKS 1 /* number of banks */
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#define CFG_MAX_FLASH_SECT 1024 /* sectors per device */
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#undef CFG_FLASH_CHECKSUM
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#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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#define CFG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */
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#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
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#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
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/* Address and size of Redundant Environment Sector */
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#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
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#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
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/*-----------------------------------------------------------------------
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* E2PROM bootstrap configure value
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*----------------------------------------------------------------------*/
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/*
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* 800/133/66
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* IIC 0~15: 86 78 11 6a 61 A7 04 62 00 00 00 00 00 00 00 00
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*/
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/*
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* 800/160/80
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* IIC 0~15: 86 78 c1 a6 09 67 04 63 00 00 00 00 00 00 00 00
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*/
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/*-----------------------------------------------------------------------
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* DDR SDRAM
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*----------------------------------------------------------------------*/
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#undef CONFIG_SPD_EEPROM /* Don't use SPD EEPROM for setup */
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#define CONFIG_SDRAM_BANK0 1 /* init onboard DDR SDRAM bank 0 */
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#define CFG_SDRAM0_TR0 0xC10A401A
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#undef CONFIG_SDRAM_ECC /* enable ECC support */
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/*-----------------------------------------------------------------------
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* I2C
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*----------------------------------------------------------------------*/
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#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
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#undef CONFIG_SOFT_I2C /* I2C bit-banged */
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#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
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#define CFG_I2C_SLAVE 0x7F
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#undef CFG_I2C_MULTI_EEPROMS
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#define CFG_I2C_EEPROM_ADDR 0x50
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#define CFG_I2C_EEPROM_ADDR_LEN 1
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#define CFG_EEPROM_PAGE_WRITE_ENABLE
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#define CFG_EEPROM_PAGE_WRITE_BITS 3
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#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
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#define CFG_BOOTSTRAP_IIC_ADDR 0x50
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/* I2C SYSMON (LM75, AD7414 is almost compatible) */
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#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */
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#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */
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#define CFG_DTT_MAX_TEMP 70
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#define CFG_DTT_LOW_TEMP -30
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#define CFG_DTT_HYSTERESIS 3
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/*-----------------------------------------------------------------------
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* Environment
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*----------------------------------------------------------------------*/
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#define CONFIG_PREBOOT "echo;" \
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"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
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"echo"
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#undef CONFIG_BOOTARGS
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"netdev=eth0\0" \
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"hostname=taishan\0" \
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"nfsargs=setenv bootargs root=/dev/nfs rw " \
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"nfsroot=${serverip}:${rootpath}\0" \
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"ramargs=setenv bootargs root=/dev/ram rw\0" \
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"addip=setenv bootargs ${bootargs} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
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":${hostname}:${netdev}:off panic=1\0" \
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"addtty=setenv bootargs ${bootargs} console=ttyS1,${baudrate}\0"\
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"flash_nfs=run nfsargs addip addtty;" \
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"bootm ${kernel_addr}\0" \
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"flash_self=run ramargs addip addtty;" \
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"bootm ${kernel_addr} ${ramdisk_addr}\0" \
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"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
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"bootm\0" \
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"rootpath=/opt/eldk/ppc_4xx\0" \
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"bootfile=/tftpboot/taishan/uImage\0" \
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"kernel_addr=fc000000\0" \
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"ramdisk_addr=fc180000\0" \
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"initrd_high=30000000\0" \
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"load=tftp 100000 /tftpboot/taishan/u-boot.bin\0" \
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"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \
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"cp.b 100000 fffc0000 40000;" \
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"setenv filesize;saveenv\0" \
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"upd=run load update\0" \
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"fixedip=setenv bootargs $(bootargs) ip=$(ipaddr):$(serverip):" \
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"$(gatewayip):$(netmask):$(hostname):$(netdev):off panic=1\0" \
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"dhcp=setenv bootargs $(bootargs) ip=dhcp\0" \
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"kozio=bootm 0xffe00000\0" \
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""
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#define CONFIG_BOOTCOMMAND "run flash_self"
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#if 0
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#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
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#else
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#endif
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
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/*-----------------------------------------------------------------------
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* Networking
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*----------------------------------------------------------------------*/
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#define CONFIG_EMAC_NR_START 2 /* start with EMAC 2 (skip 0&1) */
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#define CONFIG_MII 1 /* MII PHY management */
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#define CONFIG_NET_MULTI 1
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#define CONFIG_PHY_ADDR 0xff /* no phy on EMAC0 */
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#define CONFIG_PHY1_ADDR 0xff /* no phy on EMAC1 */
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#define CONFIG_PHY2_ADDR 0x1
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#define CONFIG_PHY3_ADDR 0x3
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#define CONFIG_ET1011C_PHY 1
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#define CONFIG_HAS_ETH0
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#define CONFIG_HAS_ETH1
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#define CONFIG_HAS_ETH2
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#define CONFIG_HAS_ETH3
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#define CONFIG_PHY_GIGE 1 /* Include GbE speed/duplex detection */
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#define CONFIG_PHY_RESET 1 /* reset phy upon startup */
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#define CONFIG_PHY_RESET_DELAY 1000
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#define CFG_RX_ETH_BUFFER 32 /* Number of ethernet rx buffers & descriptors */
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#define CONFIG_NETCONSOLE /* include NetConsole support */
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_DIAG
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#define CONFIG_CMD_DTT
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_EEPROM
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_IRQ
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#define CONFIG_CMD_MII
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_NFS
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_REGINFO
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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/*-----------------------------------------------------------------------
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* Miscellaneous configurable options
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*----------------------------------------------------------------------*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "=> " /* Monitor Command Prompt */
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#if defined(CONFIG_CMD_KGDB)
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#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
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#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
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#define CFG_LOAD_ADDR 0x100000 /* default load address */
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#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
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#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
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#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
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#define CONFIG_LOOPW 1 /* enable loopw command */
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#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
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#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
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#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
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/*-----------------------------------------------------------------------
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* PCI stuff
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*-----------------------------------------------------------------------
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*/
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/* General PCI */
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#define CONFIG_PCI /* include pci support */
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#define CONFIG_PCI_PNP /* do pci plug-and-play */
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#define CONFIG_EEPRO100 1 /* include PCI EEPRO100 */
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#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
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#define CFG_PCI_TARGBASE 0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE */
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/* Board-specific PCI */
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#define CFG_PCI_TARGET_INIT /* let board init pci target */
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#define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
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#define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*
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* Internal Definitions
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*
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* Boot Flags
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*/
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#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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#define BOOTFLAG_WARM 0x02 /* Software reboot */
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
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#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
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#endif
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/* pass open firmware flat tree */
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#define CONFIG_OF_LIBFDT 1
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#define CONFIG_OF_BOARD_SETUP 1
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#endif /* __CONFIG_H */
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