u-boot/board/stx/stxssa/law.c

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/*
* Copyright 2008 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
* 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, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
};
int num_law_entries = ARRAY_SIZE(law_table);