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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2022 MediaTek Inc.
* Author: Sam Shih <sam.shih@mediatek.com>
*/
#include <cpu_func.h>
#include <init.h>
#include <asm/armv8/mmu.h>
#include <asm/system.h>
#include <asm/global_data.h>
#include <linux/sizes.h>
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)CFG_SYS_SDRAM_BASE, SZ_2G);
return 0;
}
void reset_cpu(void)
{
psci_system_reset();
}
static struct mm_region mt7981_mem_map[] = {
{
/* DDR */
.virt = 0x40000000UL,
.phys = 0x40000000UL,
.size = 0x80000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_OUTER_SHARE,
}, {
.virt = 0x00000000UL,
.phys = 0x00000000UL,
.size = 0x40000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
0,
}
};
struct mm_region *mem_map = mt7981_mem_map;
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