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e2b159d0 KG |
1 | /* |
2 | * Copyright 2008 Freescale Semiconductor, Inc. | |
3 | * | |
4 | * (C) Copyright 2000 | |
5 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
6 | * | |
1a459660 | 7 | * SPDX-License-Identifier: GPL-2.0+ |
e2b159d0 KG |
8 | */ |
9 | ||
10 | #include <common.h> | |
11 | #include <asm/fsl_law.h> | |
12 | #include <asm/mmu.h> | |
13 | ||
14 | /* | |
15 | * LAW(Local Access Window) configuration: | |
16 | * | |
17 | * 0x0000_0000 0x0fff_ffff DDR 256M | |
18 | * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M | |
fdc7eb90 | 19 | * 0xa000_0000 0xbfff_ffff PCIe MEM 512M |
e2b159d0 | 20 | * 0xe000_0000 0xe000_ffff CCSR 1M |
fdc7eb90 PG |
21 | * 0xe200_0000 0xe27f_ffff PCI1 IO 8M |
22 | * 0xe280_0000 0xe2ff_ffff PCIe IO 8M | |
3fd673cf | 23 | * 0xec00_0000 0xefff_ffff FLASH (2nd bank) 64M |
e2b159d0 KG |
24 | * 0xf000_0000 0xf7ff_ffff SDRAM 128M |
25 | * 0xf8b0_0000 0xf80f_ffff EEPROM 1M | |
e2b159d0 KG |
26 | * 0xff80_0000 0xffff_ffff FLASH (boot bank) 8M |
27 | * | |
f0aec4ea PG |
28 | * If swapped CS0/CS6 via JP12+SW2.8: |
29 | * 0xef80_0000 0xefff_ffff FLASH (2nd bank) 8M | |
30 | * 0xfc00_0000 0xffff_ffff FLASH (boot bank) 64M | |
31 | * | |
e2b159d0 | 32 | * Notes: |
53677ef1 | 33 | * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. |
e2b159d0 KG |
34 | * If flash is 8M at default position (last 8M), no LAW needed. |
35 | */ | |
36 | ||
37 | struct law_entry law_table[] = { | |
f0aec4ea PG |
38 | #ifdef CONFIG_SYS_ALT_BOOT |
39 | SET_LAW(CONFIG_SYS_ALT_FLASH, LAW_SIZE_8M, LAW_TRGT_IF_LBC), | |
40 | #else | |
3fd673cf | 41 | SET_LAW(CONFIG_SYS_ALT_FLASH, LAW_SIZE_64M, LAW_TRGT_IF_LBC), |
f0aec4ea | 42 | #endif |
e2b159d0 | 43 | #ifndef CONFIG_SPD_EEPROM |
6d0f6bcf | 44 | SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR), |
fdc7eb90 | 45 | #endif |
7e44f2b7 | 46 | #ifdef CONFIG_SYS_LBC_SDRAM_BASE |
e2b159d0 | 47 | /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */ |
6d0f6bcf | 48 | SET_LAW(CONFIG_SYS_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC), |
7e44f2b7 PG |
49 | #else |
50 | /* LBC window - maps 128M 0xf8000000 -> 0xffffffff */ | |
51 | SET_LAW(CONFIG_SYS_EPLD_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC), | |
52 | #endif | |
e2b159d0 KG |
53 | }; |
54 | ||
55 | int num_law_entries = ARRAY_SIZE(law_table); |