mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-12 06:12:58 +00:00
a523af69e8
Unify the R7A7795 and R8A7796 memory maps in memmap-gen3 and, for now, select which one is used based on which SoC is selected. Since this is done in C code instead of statically assigned now, the decision can be taken by PRR SoC match as well, which will be done in a subsequent patch. Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com> Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
66 lines
1.3 KiB
C
66 lines
1.3 KiB
C
/*
|
|
* Renesas RCar Gen3 memory map tables
|
|
*
|
|
* Copyright (C) 2017 Marek Vasut <marek.vasut@gmail.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/armv8/mmu.h>
|
|
|
|
static struct mm_region r8a7795_mem_map[] = {
|
|
{
|
|
.virt = 0x0UL,
|
|
.phys = 0x0UL,
|
|
.size = 0x80000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
|
|
PTE_BLOCK_INNER_SHARE
|
|
}, {
|
|
.virt = 0x80000000UL,
|
|
.phys = 0x80000000UL,
|
|
.size = 0x80000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
|
|
PTE_BLOCK_NON_SHARE |
|
|
PTE_BLOCK_PXN | PTE_BLOCK_UXN
|
|
}, {
|
|
/* List terminator */
|
|
0,
|
|
}
|
|
};
|
|
|
|
static struct mm_region r8a7796_mem_map[] = {
|
|
{
|
|
.virt = 0x0UL,
|
|
.phys = 0x0UL,
|
|
.size = 0xe0000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
|
|
PTE_BLOCK_INNER_SHARE
|
|
}, {
|
|
.virt = 0xe0000000UL,
|
|
.phys = 0xe0000000UL,
|
|
.size = 0xe0000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
|
|
PTE_BLOCK_NON_SHARE |
|
|
PTE_BLOCK_PXN | PTE_BLOCK_UXN
|
|
}, {
|
|
/* List terminator */
|
|
0,
|
|
}
|
|
};
|
|
|
|
struct mm_region *mem_map = r8a7795_mem_map;
|
|
|
|
void rcar_gen3_memmap_fixup(void)
|
|
{
|
|
u32 cpu_type = rmobile_get_cpu_type();
|
|
|
|
switch (cpu_type) {
|
|
case RMOBILE_CPU_TYPE_R8A7795:
|
|
mem_map = r8a7795_mem_map;
|
|
break;
|
|
case RMOBILE_CPU_TYPE_R8A7796:
|
|
mem_map = r8a7796_mem_map;
|
|
break;
|
|
}
|
|
}
|