mirror of
https://github.com/AsahiLinux/u-boot
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a832ac4107
CONFIG_SYS_BOOTMAPSZ has been 64M on these boards for some time so we should also allow the kernel image to be up to 64M decompressed. This also matches what we pass to the OS based on the ePAPR specification. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
493 lines
15 KiB
C
493 lines
15 KiB
C
/*
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* Copyright 2004, 2011 Freescale Semiconductor.
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* (C) Copyright 2002,2003 Motorola,Inc.
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* Xianghua Xiao <X.Xiao@motorola.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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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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* mpc8540ads board configuration file
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*
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* Please refer to doc/README.mpc85xx for more info.
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*
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* Make sure you change the MAC address and other network params first,
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* search for CONFIG_ETHADDR, CONFIG_SERVERIP, etc in this file.
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/* High Level Configuration Options */
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#define CONFIG_BOOKE 1 /* BOOKE */
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#define CONFIG_E500 1 /* BOOKE e500 family */
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#define CONFIG_MPC85xx 1 /* MPC8540/MPC8560 */
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#define CONFIG_MPC8540 1 /* MPC8540 specific */
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#define CONFIG_MPC8540ADS 1 /* MPC8540ADS board specific */
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/*
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* default CCARBAR is at 0xff700000
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* assume U-Boot is less than 0.5MB
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*/
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#define CONFIG_SYS_TEXT_BASE 0xfff80000
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#ifndef CONFIG_HAS_FEC
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#define CONFIG_HAS_FEC 1 /* 8540 has FEC */
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#endif
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#define CONFIG_PCI
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#define CONFIG_SYS_PCI_64BIT 1 /* enable 64-bit PCI resources */
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#define CONFIG_TSEC_ENET /* tsec ethernet support */
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_FSL_LAW 1 /* Use common FSL init code */
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/*
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* sysclk for MPC85xx
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*
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* Two valid values are:
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* 33000000
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* 66000000
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*
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* Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz
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* is likely the desired value here, so that is now the default.
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* The board, however, can run at 66MHz. In any event, this value
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* must match the settings of some switches. Details can be found
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* in the README.mpc85xxads.
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*
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* XXX -- Can't we run at 66 MHz, anyway? PCI should drop to
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* 33MHz to accommodate, based on a PCI pin.
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* Note that PCI-X won't work at 33MHz.
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*/
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#ifndef CONFIG_SYS_CLK_FREQ
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#define CONFIG_SYS_CLK_FREQ 33000000
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#endif
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/*
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* These can be toggled for performance analysis, otherwise use default.
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*/
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#define CONFIG_L2_CACHE /* toggle L2 cache */
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#define CONFIG_BTB /* toggle branch predition */
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#define CONFIG_SYS_MEMTEST_START 0x00200000 /* memtest region */
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#define CONFIG_SYS_MEMTEST_END 0x00400000
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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 CONFIG_SYS_CCSRBAR_DEFAULT 0xff700000 /* CCSRBAR Default */
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#define CONFIG_SYS_CCSRBAR 0xe0000000 /* relocated CCSRBAR */
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#define CONFIG_SYS_CCSRBAR_PHYS CONFIG_SYS_CCSRBAR /* physical addr of CCSRBAR */
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#define CONFIG_SYS_IMMR CONFIG_SYS_CCSRBAR /* PQII uses CONFIG_SYS_IMMR */
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/* DDR Setup */
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#define CONFIG_FSL_DDR1
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#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup*/
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#define CONFIG_DDR_SPD
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#undef CONFIG_FSL_DDR_INTERACTIVE
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#define CONFIG_MEM_INIT_VALUE 0xDeadBeef
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#define CONFIG_SYS_DDR_SDRAM_BASE 0x00000000 /* DDR is system memory*/
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#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_SDRAM_BASE
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#define CONFIG_NUM_DDR_CONTROLLERS 1
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#define CONFIG_DIMM_SLOTS_PER_CTLR 1
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#define CONFIG_CHIP_SELECTS_PER_CTRL (2 * CONFIG_DIMM_SLOTS_PER_CTLR)
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/* I2C addresses of SPD EEPROMs */
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#define SPD_EEPROM_ADDRESS 0x51 /* CTLR 0 DIMM 0 */
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/* These are used when DDR doesn't use SPD. */
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#define CONFIG_SYS_SDRAM_SIZE 128 /* DDR is 128MB */
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#define CONFIG_SYS_DDR_CS0_BNDS 0x00000007 /* 0-128MB */
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#define CONFIG_SYS_DDR_CS0_CONFIG 0x80000002
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#define CONFIG_SYS_DDR_TIMING_1 0x37344321
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#define CONFIG_SYS_DDR_TIMING_2 0x00000800 /* P9-45,may need tuning */
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#define CONFIG_SYS_DDR_CONTROL 0xc2000000 /* unbuffered,no DYN_PWR */
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#define CONFIG_SYS_DDR_MODE 0x00000062 /* DLL,normal,seq,4/2.5 */
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#define CONFIG_SYS_DDR_INTERVAL 0x05200100 /* autocharge,no open page */
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/*
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* SDRAM on the Local Bus
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*/
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#define CONFIG_SYS_LBC_SDRAM_BASE 0xf0000000 /* Localbus SDRAM */
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#define CONFIG_SYS_LBC_SDRAM_SIZE 64 /* LBC SDRAM is 64MB */
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#define CONFIG_SYS_FLASH_BASE 0xff000000 /* start of FLASH 16M */
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#define CONFIG_SYS_BR0_PRELIM 0xff001801 /* port size 32bit */
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#define CONFIG_SYS_OR0_PRELIM 0xff006ff7 /* 16MB Flash */
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#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */
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#define CONFIG_SYS_MAX_FLASH_SECT 64 /* sectors per device */
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#undef CONFIG_SYS_FLASH_CHECKSUM
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#define CONFIG_SYS_FLASH_ERASE_TOUT 60000 /* Flash Erase Timeout (ms) */
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#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (ms) */
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* start of monitor */
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#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
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#define CONFIG_SYS_RAMBOOT
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#else
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#undef CONFIG_SYS_RAMBOOT
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#endif
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_SYS_FLASH_EMPTY_INFO
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#undef CONFIG_CLOCKS_IN_MHZ
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/*
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* Local Bus Definitions
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*/
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/*
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* Base Register 2 and Option Register 2 configure SDRAM.
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* The SDRAM base address, CONFIG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
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*
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* For BR2, need:
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* Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
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* port-size = 32-bits = BR2[19:20] = 11
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* no parity checking = BR2[21:22] = 00
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* SDRAM for MSEL = BR2[24:26] = 011
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* Valid = BR[31] = 1
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*
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* 0 4 8 12 16 20 24 28
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* 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
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*
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* FIXME: CONFIG_SYS_LBC_SDRAM_BASE should be masked and OR'ed into
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* FIXME: the top 17 bits of BR2.
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*/
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#define CONFIG_SYS_BR2_PRELIM 0xf0001861
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/*
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* The SDRAM size in MB, CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
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*
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* For OR2, need:
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* 64MB mask for AM, OR2[0:7] = 1111 1100
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* XAM, OR2[17:18] = 11
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* 9 columns OR2[19-21] = 010
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* 13 rows OR2[23-25] = 100
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* EAD set for extra time OR[31] = 1
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*
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* 0 4 8 12 16 20 24 28
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* 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
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*/
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#define CONFIG_SYS_OR2_PRELIM 0xfc006901
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#define CONFIG_SYS_LBC_LCRR 0x00030004 /* LB clock ratio reg */
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#define CONFIG_SYS_LBC_LBCR 0x00000000 /* LB config reg */
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#define CONFIG_SYS_LBC_LSRT 0x20000000 /* LB sdram refresh timer */
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#define CONFIG_SYS_LBC_MRTPR 0x20000000 /* LB refresh timer prescal*/
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#define CONFIG_SYS_LBC_LSDMR_COMMON ( LSDMR_BSMA1516 \
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| LSDMR_RFCR5 \
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| LSDMR_PRETOACT3 \
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| LSDMR_ACTTORW3 \
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| LSDMR_BL8 \
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| LSDMR_WRC2 \
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| LSDMR_CL3 \
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| LSDMR_RFEN \
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)
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/*
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* SDRAM Controller configuration sequence.
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*/
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#define CONFIG_SYS_LBC_LSDMR_1 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_PCHALL)
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#define CONFIG_SYS_LBC_LSDMR_2 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_ARFRSH)
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#define CONFIG_SYS_LBC_LSDMR_3 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_ARFRSH)
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#define CONFIG_SYS_LBC_LSDMR_4 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_MRW)
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#define CONFIG_SYS_LBC_LSDMR_5 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_NORMAL)
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/*
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* 32KB, 8-bit wide for ADS config reg
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*/
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#define CONFIG_SYS_BR4_PRELIM 0xf8000801
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#define CONFIG_SYS_OR4_PRELIM 0xffffe1f1
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#define CONFIG_SYS_BCSR (CONFIG_SYS_BR4_PRELIM & 0xffff8000)
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#define CONFIG_SYS_INIT_RAM_LOCK 1
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#define CONFIG_SYS_INIT_RAM_ADDR 0xe4010000 /* Initial RAM address */
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#define CONFIG_SYS_INIT_RAM_SIZE 0x4000 /* Size of used area in RAM */
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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#define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */
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#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserved for malloc */
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/* Serial Port */
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE 1
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#define CONFIG_SYS_NS16550_CLK get_bus_freq(0)
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#define CONFIG_SYS_BAUDRATE_TABLE \
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{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
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#define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_CCSRBAR+0x4500)
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#define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_CCSRBAR+0x4600)
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/* Use the HUSH parser */
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#define CONFIG_SYS_HUSH_PARSER
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#ifdef CONFIG_SYS_HUSH_PARSER
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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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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#define CONFIG_OF_STDOUT_VIA_ALIAS 1
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/*
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* I2C
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*/
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#define CONFIG_FSL_I2C /* Use FSL common I2C driver */
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#define CONFIG_HARD_I2C /* I2C with hardware support*/
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#undef CONFIG_SOFT_I2C /* I2C bit-banged */
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#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
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#define CONFIG_SYS_I2C_SLAVE 0x7F
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#define CONFIG_SYS_I2C_NOPROBES {0x69} /* Don't probe these addrs */
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#define CONFIG_SYS_I2C_OFFSET 0x3000
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/* RapidIO MMU */
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#define CONFIG_SYS_RIO_MEM_VIRT 0xc0000000 /* base address */
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#define CONFIG_SYS_RIO_MEM_BUS 0xc0000000 /* base address */
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#define CONFIG_SYS_RIO_MEM_PHYS 0xc0000000
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#define CONFIG_SYS_RIO_MEM_SIZE 0x20000000 /* 128M */
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/*
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* General PCI
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* Memory space is mapped 1-1, but I/O space must start from 0.
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*/
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#define CONFIG_SYS_PCI1_MEM_VIRT 0x80000000
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#define CONFIG_SYS_PCI1_MEM_BUS 0x80000000
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#define CONFIG_SYS_PCI1_MEM_PHYS 0x80000000
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#define CONFIG_SYS_PCI1_MEM_SIZE 0x20000000 /* 512M */
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#define CONFIG_SYS_PCI1_IO_VIRT 0xe2000000
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#define CONFIG_SYS_PCI1_IO_BUS 0x00000000
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#define CONFIG_SYS_PCI1_IO_PHYS 0xe2000000
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#define CONFIG_SYS_PCI1_IO_SIZE 0x100000 /* 1M */
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#if defined(CONFIG_PCI)
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#define CONFIG_NET_MULTI
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#define CONFIG_PCI_PNP /* do pci plug-and-play */
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#undef CONFIG_EEPRO100
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#undef CONFIG_TULIP
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#if !defined(CONFIG_PCI_PNP)
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#define PCI_ENET0_IOADDR 0xe0000000
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#define PCI_ENET0_MEMADDR 0xe0000000
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#define PCI_IDSEL_NUMBER 0x0c /* slot0->3(IDSEL)=12->15 */
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#endif
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#undef CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
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#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1057 /* Motorola */
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#endif /* CONFIG_PCI */
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#if defined(CONFIG_TSEC_ENET)
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#ifndef CONFIG_NET_MULTI
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#define CONFIG_NET_MULTI 1
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#endif
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#define CONFIG_MII 1 /* MII PHY management */
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#define CONFIG_TSEC1 1
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#define CONFIG_TSEC1_NAME "TSEC0"
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#define CONFIG_TSEC2 1
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#define CONFIG_TSEC2_NAME "TSEC1"
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#define TSEC1_PHY_ADDR 0
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#define TSEC2_PHY_ADDR 1
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#define TSEC1_PHYIDX 0
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#define TSEC2_PHYIDX 0
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#define TSEC1_FLAGS TSEC_GIGABIT
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#define TSEC2_FLAGS TSEC_GIGABIT
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#if CONFIG_HAS_FEC
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#define CONFIG_MPC85XX_FEC 1
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#define CONFIG_MPC85XX_FEC_NAME "FEC"
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#define FEC_PHY_ADDR 3
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#define FEC_PHYIDX 0
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#define FEC_FLAGS 0
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#endif
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/* Options are: TSEC[0-1], FEC */
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#define CONFIG_ETHPRIME "TSEC0"
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#endif /* CONFIG_TSEC_ENET */
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/*
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* Environment
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*/
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#ifndef CONFIG_SYS_RAMBOOT
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#define CONFIG_ENV_IS_IN_FLASH 1
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#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000)
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#define CONFIG_ENV_SECT_SIZE 0x40000 /* 256K(one sector) for env */
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#define CONFIG_ENV_SIZE 0x2000
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#else
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#define CONFIG_SYS_NO_FLASH 1 /* Flash is not usable now */
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#define CONFIG_ENV_IS_NOWHERE 1 /* Store ENV in memory only */
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#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - 0x1000)
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#define CONFIG_ENV_SIZE 0x2000
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#endif
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
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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_PING
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_IRQ
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#define CONFIG_CMD_SETEXPR
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#if defined(CONFIG_PCI)
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#define CONFIG_CMD_PCI
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#endif
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#if defined(CONFIG_SYS_RAMBOOT)
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#undef CONFIG_CMD_SAVEENV
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#undef CONFIG_CMD_LOADS
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#endif
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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 CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_CMDLINE_EDITING /* Command-line editing */
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#define CONFIG_AUTO_COMPLETE /* add autocompletion support */
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#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
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#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
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#define CONFIG_SYS_MAXARGS 16 /* 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_HZ 1000 /* decrementer freq: 1ms ticks */
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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 64 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 CONFIG_SYS_BOOTMAPSZ (64 << 20) /* Initial Memory map for Linux*/
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#define CONFIG_SYS_BOOTM_LEN (64 << 20) /* Increase max gunzip size */
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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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/*
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* Environment Configuration
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*/
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/* The mac addresses for all ethernet interface */
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#if defined(CONFIG_TSEC_ENET)
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#define CONFIG_HAS_ETH0
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#define CONFIG_ETHADDR 00:E0:0C:00:00:FD
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#define CONFIG_HAS_ETH1
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#define CONFIG_ETH1ADDR 00:E0:0C:00:01:FD
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#define CONFIG_HAS_ETH2
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#define CONFIG_ETH2ADDR 00:E0:0C:00:02:FD
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#endif
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#define CONFIG_IPADDR 192.168.1.253
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#define CONFIG_HOSTNAME unknown
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#define CONFIG_ROOTPATH /nfsroot
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#define CONFIG_BOOTFILE your.uImage
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#define CONFIG_SERVERIP 192.168.1.1
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#define CONFIG_GATEWAYIP 192.168.1.1
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#define CONFIG_NETMASK 255.255.255.0
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#define CONFIG_LOADADDR 200000 /* default location for tftp and bootm */
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#define CONFIG_BOOTDELAY 10 /* -1 disables auto-boot */
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#undef CONFIG_BOOTARGS /* the boot command will set bootargs */
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"netdev=eth0\0" \
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"consoledev=ttyS0\0" \
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"ramdiskaddr=1000000\0" \
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"ramdiskfile=your.ramdisk.u-boot\0" \
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"fdtaddr=400000\0" \
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"fdtfile=your.fdt.dtb\0"
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#define CONFIG_NFSBOOTCOMMAND \
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"setenv bootargs root=/dev/nfs rw " \
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"nfsroot=$serverip:$rootpath " \
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"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
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"console=$consoledev,$baudrate $othbootargs;" \
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"tftp $loadaddr $bootfile;" \
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"tftp $fdtaddr $fdtfile;" \
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"bootm $loadaddr - $fdtaddr"
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#define CONFIG_RAMBOOTCOMMAND \
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"setenv bootargs root=/dev/ram rw " \
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"console=$consoledev,$baudrate $othbootargs;" \
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"tftp $ramdiskaddr $ramdiskfile;" \
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"tftp $loadaddr $bootfile;" \
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"tftp $fdtaddr $fdtfile;" \
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"bootm $loadaddr $ramdiskaddr $fdtaddr"
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#define CONFIG_BOOTCOMMAND CONFIG_NFSBOOTCOMMAND
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#endif /* __CONFIG_H */
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