| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (c) 2013, Google Inc. |
| * |
| * Copyright (C) 2011 |
| * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de> |
| * - Added prep subcommand support |
| * - Reorganized source - modeled after powerpc version |
| * |
| * (C) Copyright 2002 |
| * Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| * Marius Groeger <mgroeger@sysgo.de> |
| * |
| * Copyright (C) 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) |
| */ |
| |
| #include <common.h> |
| #include <fdt_support.h> |
| #ifdef CONFIG_ARMV7_NONSEC |
| #include <asm/armv7.h> |
| #endif |
| #include <asm/psci.h> |
| #include <asm/spin_table.h> |
| |
| 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) |
| bd_t *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) || \ |
| defined(CONFIG_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; |
| } |
