/* SPDX-License-Identifier: GPL-2.0-only */ #include <bootmem.h> #include <device/device.h> #include <program_loading.h> #include <symbols.h> #include <soc/emi.h> int payload_arch_usable_ram_quirk(uint64_t start, uint64_t size) { if (size > REGION_SIZE(sram)) return 0; if (start >= (uintptr_t)_sram && (start + size) <= (uintptr_t)_esram) { printk(BIOS_DEBUG, "MT8173 uses SRAM for loading BL31.\n"); return 1; } return 0; } void bootmem_platform_add_ranges(void) { bootmem_add_range(0x101000, 124 * KiB, BM_MEM_BL31); } static void soc_read_resources(struct device *dev) { ram_range(dev, 0, (uintptr_t)_dram, sdram_size()); } static void soc_init(struct device *dev) { } static struct device_operations soc_ops = { .read_resources = soc_read_resources, .set_resources = noop_set_resources, .init = soc_init, }; static void enable_soc_dev(struct device *dev) { dev->ops = &soc_ops; } struct chip_operations soc_mediatek_mt8173_ops = { .name = "SOC Mediatek MT8173", .enable_dev = enable_soc_dev, };