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https://github.com/AsahiLinux/u-boot
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d9ee843d54
This patch adds initialization of the UPMC RAM to support up to two Intel 82527 compatible CAN controller on the TQM85xx modules. Signed-off-by: Thomas Waehner <thomas.waehner@tqs.de> Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
/*
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* Copyright 2008 Freescale Semiconductor, Inc.
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*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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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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#include <common.h>
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#include <asm/fsl_law.h>
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#include <asm/mmu.h>
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/*
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* LAW(Local Access Window) configuration:
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*
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* 0x0000_0000 0x7fff_ffff DDR 2G
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* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
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* 0xc000_0000 0xdfff_ffff RapidIO 512M
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* 0xe000_0000 0xe000_ffff CCSR 1M
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* 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
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* 0xe300_0000 0xe3ff_ffff CAN 16M
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* 0xf800_0000 0xf80f_ffff BCSR 1M
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* 0xfe00_0000 0xffff_ffff FLASH (boot bank) 32M
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*
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* Notes:
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* CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
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* If flash is 8M at default position (last 8M), no LAW needed.
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*/
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struct law_entry law_table[] = {
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SET_LAW_ENTRY (1, CFG_DDR_SDRAM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_DDR),
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SET_LAW_ENTRY (2, CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
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SET_LAW_ENTRY (3, CFG_LBC_FLASH_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC),
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SET_LAW_ENTRY (4, CFG_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI),
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SET_LAW_ENTRY (5, CFG_RIO_MEM_BASE, LAWAR_SIZE_512M, LAW_TRGT_IF_RIO),
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#ifdef CONFIG_CAN_DRIVER
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SET_LAW_ENTRY (6, CFG_CAN_BASE, LAWAR_SIZE_16M, LAW_TRGT_IF_LBC),
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#endif /* CONFIG_CAN_DRIVER */
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};
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int num_law_entries = ARRAY_SIZE (law_table);
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