mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-13 23:02:59 +00:00
0e3f7e9c98
Add support for Amlogic A1 SoC family. Signed-off-by: Igor Prusov <ivprusov@sberdevices.ru> Signed-off-by: Evgeny Bachinin <eabachinin@sberdevices.ru> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20230505125639.3605-4-ivprusov@sberdevices.ru Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2023 SberDevices, Inc.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/arch/a1.h>
|
|
#include <asm/arch/boot.h>
|
|
#include <asm/armv8/mmu.h>
|
|
#include <asm/io.h>
|
|
#include <linux/compiler.h>
|
|
#include <linux/sizes.h>
|
|
|
|
phys_size_t get_effective_memsize(void)
|
|
{
|
|
return ((readl(A1_SYSCTRL_SEC_STATUS_REG4) & A1_SYSCTRL_MEM_SIZE_MASK)
|
|
>> A1_SYSCTRL_MEM_SIZE_SHIFT) * SZ_1M;
|
|
}
|
|
|
|
void meson_init_reserved_memory(__maybe_unused void *fdt)
|
|
{
|
|
}
|
|
|
|
int meson_get_boot_device(void)
|
|
{
|
|
return -ENOSYS;
|
|
}
|
|
|
|
static struct mm_region a1_mem_map[] = {
|
|
{
|
|
.virt = 0x00000000UL,
|
|
.phys = 0x00000000UL,
|
|
.size = 0x80000000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
|
|
PTE_BLOCK_INNER_SHARE
|
|
}, {
|
|
.virt = 0x80000000UL,
|
|
.phys = 0x80000000UL,
|
|
.size = 0x7FE00000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
|
|
PTE_BLOCK_NON_SHARE |
|
|
PTE_BLOCK_PXN | PTE_BLOCK_UXN
|
|
}, {
|
|
/*
|
|
* This mem region contains in/out shared memory with bl31,
|
|
* hence it's marked as NORMAL memory type
|
|
*/
|
|
.virt = 0xFFE00000UL,
|
|
.phys = 0xFFE00000UL,
|
|
.size = 0x00200000UL,
|
|
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
|
|
PTE_BLOCK_INNER_SHARE
|
|
}, {
|
|
/* List terminator */
|
|
0,
|
|
}
|
|
};
|
|
|
|
struct mm_region *mem_map = a1_mem_map;
|