1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2018 MediaTek Inc.
8 #include <linux/sizes.h>
9 #include <asm/arch/misc.h>
11 #include "preloader.h"
13 DECLARE_GLOBAL_DATA_PTR;
15 struct boot_argument *preloader_param;
17 int mtk_soc_early_init(void)
26 if (((size_t)preloader_param >= CONFIG_SYS_SDRAM_BASE) &&
27 ((size_t)preloader_param % sizeof(size_t) == 0) &&
28 preloader_param->magic == BOOT_ARGUMENT_MAGIC &&
29 preloader_param->dram_rank_num <=
30 ARRAY_SIZE(preloader_param->dram_rank_size)) {
33 for (i = 0; i < preloader_param->dram_rank_num; i++)
34 gd->ram_size += preloader_param->dram_rank_size[i];
36 gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
43 int print_cpuinfo(void)
48 chipid = ioremap(VER_BASE, VER_SIZE);
49 swver = readl(chipid + APSW_VER);
51 printf("CPU: MediaTek MT7623 E%d\n", (swver & 0xf) + 1);