Merge https://gitlab.denx.de/u-boot/custodians/u-boot-x86
[oweals/u-boot.git] / board / socrates / law.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) Copyright 2008
4  * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com.
5  *
6  * Copyright 2008 Freescale Semiconductor, Inc.
7  *
8  * (C) Copyright 2000
9  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
10  */
11
12 #include <common.h>
13 #include <asm/fsl_law.h>
14 #include <asm/mmu.h>
15
16 /*
17  * LAW(Local Access Window) configuration:
18  *
19  * 0x0000_0000     0x2fff_ffff     DDR                     512M
20  * 0x8000_0000     0x9fff_ffff     PCI1 MEM                512M
21  * 0xc000_0000     0xc00f_ffff     FPGA                    1M
22  * 0xc800_0000     0xcbff_ffff     LIME                    64M
23  * 0xe000_0000     0xe00f_ffff     CCSR                    1M (mapped by CCSRBAR)
24  * 0xe200_0000     0xe2ff_ffff     PCI1 IO                 16M
25  * 0xfc00_0000     0xffff_ffff     FLASH                   64M
26  *
27  * Notes:
28  *    CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
29  *    If flash is 8M at default position (last 8M), no LAW needed.
30  */
31
32 struct law_entry law_table[] = {
33         SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_DDR),
34         SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
35         SET_LAW(CONFIG_SYS_LBC_FLASH_BASE, LAW_SIZE_64M, LAW_TRGT_IF_LBC),
36         SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI),
37 #if defined(CONFIG_SYS_FPGA_BASE)
38         SET_LAW(CONFIG_SYS_FPGA_BASE, LAW_SIZE_1M, LAW_TRGT_IF_LBC),
39 #endif
40         SET_LAW(CONFIG_SYS_LIME_BASE, LAW_SIZE_64M, LAW_TRGT_IF_LBC),
41 };
42
43 int num_law_entries = ARRAY_SIZE(law_table);