mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-05 12:23:21 +09:00
![Lokesh Vutla](/assets/img/avatar_default.png)
Add MMU mappings for AM654 SoC. Reviewed-by: Tom Rini <trini@konsulko.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* K3: ARM64 MMU setup
|
|
*
|
|
* Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
|
|
* Lokesh Vutla <lokeshvutla@ti.com>
|
|
* (This file is derived from arch/arm/cpu/armv8/zynqmp/cpu.c)
|
|
*
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/system.h>
|
|
#include <asm/armv8/mmu.h>
|
|
|
|
/* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */
|
|
#define NR_MMU_REGIONS (CONFIG_NR_DRAM_BANKS + 3)
|
|
|
|
/* ToDo: Add 64bit IO */
|
|
struct mm_region am654_mem_map[NR_MMU_REGIONS] = {
|
|
{
|
|
.virt = 0x0UL,
|
|
.phys = 0x0UL,
|
|
.size = 0x80000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
|
|
PTE_BLOCK_NON_SHARE |
|
|
PTE_BLOCK_PXN | PTE_BLOCK_UXN
|
|
}, {
|
|
.virt = 0x80000000UL,
|
|
.phys = 0x80000000UL,
|
|
.size = 0x80000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
|
|
PTE_BLOCK_INNER_SHARE
|
|
}, {
|
|
.virt = 0x880000000UL,
|
|
.phys = 0x880000000UL,
|
|
.size = 0x80000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
|
|
PTE_BLOCK_INNER_SHARE
|
|
}, {
|
|
/* List terminator */
|
|
0,
|
|
}
|
|
};
|
|
|
|
struct mm_region *mem_map = am654_mem_map;
|