1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2008,2010-2011 Freescale Semiconductor, Inc.
4  *
5  * (C) Copyright 2000
6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7  */
8 
9 #include <common.h>
10 #include <asm/fsl_law.h>
11 #include <asm/mmu.h>
12 
13 /*
14  * LAW(Local Access Window) configuration:
15  *
16  * 0x0000_0000     0x7fff_ffff     DDR                     2G
17  * if PCI (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT)
18  * 0x8000_0000     0x9fff_ffff     PCIE1 MEM                512M
19  * 0xa000_0000     0xbfff_ffff     PCIE2 MEM                512M
20  * else if RIO (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT)
21  * 0x8000_0000     0x9fff_ffff     RapidIO                 512M
22  * endif
23  * (prepend 0xf_0000_0000 if CONFIG_PHYS_64BIT)
24  * 0xffc0_0000     0xffc0_ffff     PCIE1 IO                 64K
25  * 0xffc1_0000     0xffc1_ffff     PCIE2 IO                 64K
26  * 0xffe0_0000     0xffef_ffff     CCSRBAR                 1M
27  * 0xffdf_0000     0xffe0_0000     PIXIS, CF               64K
28  * 0xef80_0000     0xefff_ffff     FLASH (boot bank)       8M
29  *
30  * Notes:
31  *    CCSRBAR doesn't need a configured Local Access Window.
32  *    If flash is 8M at default position (last 8M), no LAW needed.
33  */
34 
35 struct law_entry law_table[] = {
36 #if !defined(CONFIG_SPD_EEPROM)
37 	SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1),
38 #endif
39 	SET_LAW(PIXIS_BASE_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_LBC),
40 	SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_8M, LAW_TRGT_IF_LBC),
41 };
42 
43 int num_law_entries = ARRAY_SIZE(law_table);
44