uboot/u-boot-stm32mp-2020.01/board/freescale/mpc8641hpcn/law.c

44 lines
1.5 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2008,2010-2011 Freescale Semiconductor, Inc.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*/
#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);