// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (c) 2013, Google Inc. * * Copyright (C) 2011 * Corscience GmbH & Co. KG - Simon Schwarz * - Added prep subcommand support * - Reorganized source - modeled after powerpc version * * (C) Copyright 2002 * Sysgo Real-Time Solutions, GmbH * Marius Groeger * * Copyright (C) 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) */ #include #include #ifdef CONFIG_ARMV7_NONSEC #include #endif #include #include #include DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_FMAN_ENET __weak int fdt_update_ethernet_dt(void *blob) { return 0; } #endif int arch_fixup_fdt(void *blob) { __maybe_unused int ret = 0; #if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_OF_LIBFDT) struct bd_info *bd = gd->bd; int bank; u64 start[CONFIG_NR_DRAM_BANKS]; u64 size[CONFIG_NR_DRAM_BANKS]; for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) { start[bank] = bd->bi_dram[bank].start; size[bank] = bd->bi_dram[bank].size; #ifdef CONFIG_ARMV7_NONSEC ret = armv7_apply_memory_carveout(&start[bank], &size[bank]); if (ret) return ret; #endif } #ifdef CONFIG_OF_LIBFDT ret = fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS); if (ret) return ret; #endif #ifdef CONFIG_ARMV8_SPIN_TABLE ret = spin_table_update_dt(blob); if (ret) return ret; #endif #if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV8_PSCI) || \ CONFIG_IS_ENABLED(SEC_FIRMWARE_ARMV8_PSCI) ret = psci_update_dt(blob); if (ret) return ret; #endif #endif #ifdef CONFIG_FMAN_ENET ret = fdt_update_ethernet_dt(blob); if (ret) return ret; #endif return 0; }