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// SPDX-License-Identifier: GPL-2.0
/*
* Configuration for MediaTek MT8512 SoC
*
* Copyright (C) 2019 MediaTek Inc.
* Author: Mingming Lee <mingming.lee@mediatek.com>
*/
#include <clk.h>
#include <common.h>
#include <dm.h>
#include <fdtdec.h>
#include <ram.h>
#include <wdt.h>
#include <asm/arch/misc.h>
#include <asm/armv8/mmu.h>
#include <asm/sections.h>
#include <dm/uclass.h>
#include <dt-bindings/clock/mt8512-clk.h>
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
return fdtdec_setup_mem_size_base();
}
phys_size_t get_effective_memsize(void)
{
/* limit stack below tee reserve memory */
return gd->ram_size - 6 * SZ_1M;
}
int dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = gd->ram_base;
gd->bd->bi_dram[0].size = get_effective_memsize();
return 0;
}
void reset_cpu(ulong addr)
{
struct udevice *watchdog_dev = NULL;
if (uclass_get_device_by_seq(UCLASS_WDT, 0, &watchdog_dev))
if (uclass_get_device(UCLASS_WDT, 0, &watchdog_dev))
psci_system_reset();
wdt_expire_now(watchdog_dev, 0);
}
int print_cpuinfo(void)
{
debug("CPU: MediaTek MT8512\n");
return 0;
}
static struct mm_region mt8512_mem_map[] = {
{
/* DDR */
.virt = 0x40000000UL,
.phys = 0x40000000UL,
.size = 0x40000000UL,
.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 = mt8512_mem_map;
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