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- // SPDX-License-Identifier: GPL-2.0
- /*
- * Copyright (C) 2018 MediaTek Inc.
- */
- #include <common.h>
- #include <init.h>
- #include <asm/global_data.h>
- #include <linux/io.h>
- #include <linux/sizes.h>
- #include <asm/arch/misc.h>
- #include "preloader.h"
- DECLARE_GLOBAL_DATA_PTR;
- struct boot_argument *preloader_param;
- int mtk_soc_early_init(void)
- {
- return 0;
- }
- int dram_init(void)
- {
- u32 i;
- if (((size_t)preloader_param >= CONFIG_SYS_SDRAM_BASE) &&
- ((size_t)preloader_param % sizeof(size_t) == 0) &&
- preloader_param->magic == BOOT_ARGUMENT_MAGIC &&
- preloader_param->dram_rank_num <=
- ARRAY_SIZE(preloader_param->dram_rank_size)) {
- gd->ram_size = 0;
- for (i = 0; i < preloader_param->dram_rank_num; i++)
- gd->ram_size += preloader_param->dram_rank_size[i];
- } else {
- gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
- SZ_2G);
- }
- return 0;
- }
- int print_cpuinfo(void)
- {
- void __iomem *chipid;
- u32 swver;
- chipid = ioremap(VER_BASE, VER_SIZE);
- swver = readl(chipid + APSW_VER);
- printf("CPU: MediaTek MT7623 E%d\n", (swver & 0xf) + 1);
- return 0;
- }
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