diff options
Diffstat (limited to 'roms/u-boot/board/freescale/mpc8641hpcn/law.c')
-rw-r--r-- | roms/u-boot/board/freescale/mpc8641hpcn/law.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/mpc8641hpcn/law.c b/roms/u-boot/board/freescale/mpc8641hpcn/law.c new file mode 100644 index 00000000..6d25c76c --- /dev/null +++ b/roms/u-boot/board/freescale/mpc8641hpcn/law.c @@ -0,0 +1,44 @@ +/* + * Copyright 2008,2010-2011 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +/* + * LAW(Local Access Window) configuration: + * + * 0x0000_0000 0x7fff_ffff DDR 2G + * if PCI (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT) + * 0x8000_0000 0x9fff_ffff PCIE1 MEM 512M + * 0xa000_0000 0xbfff_ffff PCIE2 MEM 512M + * else if RIO (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT) + * 0x8000_0000 0x9fff_ffff RapidIO 512M + * endif + * (prepend 0xf_0000_0000 if CONFIG_PHYS_64BIT) + * 0xffc0_0000 0xffc0_ffff PCIE1 IO 64K + * 0xffc1_0000 0xffc1_ffff PCIE2 IO 64K + * 0xffe0_0000 0xffef_ffff CCSRBAR 1M + * 0xffdf_0000 0xffe0_0000 PIXIS, CF 64K + * 0xef80_0000 0xefff_ffff FLASH (boot bank) 8M + * + * Notes: + * CCSRBAR doesn't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { +#if !defined(CONFIG_SPD_EEPROM) + SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1), +#endif + SET_LAW(PIXIS_BASE_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_LBC), + SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_8M, LAW_TRGT_IF_LBC), +}; + +int num_law_entries = ARRAY_SIZE(law_table); |