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author | Wolfgang Denk <wd@denx.de> | 2009-08-31 22:21:47 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2009-08-31 22:21:47 +0200 |
commit | 3aa8b68d80dbcb6829af60485c1e388b39af793d (patch) | |
tree | b76a4e1624cfddceb5358d6221acd08a57c45b74 /board/stx/stxssa/law.c | |
parent | 3d35d87d5482de23cd5dc4d7721b1086107cae50 (diff) | |
parent | 2d04db088e6df8a008bb09f604876a45031df93b (diff) | |
download | u-boot-imx-3aa8b68d80dbcb6829af60485c1e388b39af793d.zip u-boot-imx-3aa8b68d80dbcb6829af60485c1e388b39af793d.tar.gz u-boot-imx-3aa8b68d80dbcb6829af60485c1e388b39af793d.tar.bz2 |
Merge branch 'next' of ../next
Diffstat (limited to 'board/stx/stxssa/law.c')
-rw-r--r-- | board/stx/stxssa/law.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/board/stx/stxssa/law.c b/board/stx/stxssa/law.c new file mode 100644 index 0000000..55dde66 --- /dev/null +++ b/board/stx/stxssa/law.c @@ -0,0 +1,60 @@ +/* + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * 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 + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +/* + * LAW(Local Access Window) configuration: + * + * 0x0000_0000 0x7fff_ffff DDR 2G + * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M + * 0xa000_0000 0xbfff_ffff PCI2 MEM 512M + * 0xe000_0000 0xe000_ffff CCSR 1M + * 0xe200_0000 0xe2ff_ffff PCI1 IO 16M + * 0xe300_0000 0xe3ff_ffff PCI2 IO 16M + * 0xf000_0000 0xfaff_ffff Local bus 128M + * 0xfb00_0000 0xfb00_ffff Config Latch 64K + * 0xfc00_0000 0xffff_ffff FLASH (boot bank) 64M + * + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { +#ifndef CONFIG_SPD_EEPROM + SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_DDR), +#endif + SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_1), + SET_LAW(CONFIG_SYS_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2), + SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI_1), + SET_LAW(CONFIG_SYS_PCI2_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI_2), + /* Map the whole localbus, including flash and reset latch. */ + SET_LAW(CONFIG_SYS_LBC_OPTION_BASE, LAWAR_SIZE_256M, LAW_TRGT_IF_LBC), +}; + +int num_law_entries = ARRAY_SIZE(law_table); |