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gerrit.cesnet.cz / github / trini / u-boot / 9c21df15474b9f722822a95d334796cd97b3448b / . / arch / arm / lib / bootm-fdt.c
blob: a51755070bc93bad6cb4e05618613afb07c58d9c [file] [log] [blame]
Simon Glass6caa1952013-05-08 08:06:03 +0000[diff] [blame]1/*
2 * Copyright (c) 2013, Google Inc.
3 *
4 * Copyright (C) 2011
5 * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
6 * - Added prep subcommand support
7 * - Reorganized source - modeled after powerpc version
8 *
9 * (C) Copyright 2002
10 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
11 * Marius Groeger <mgroeger@sysgo.de>
12 *
13 * Copyright (C) 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
14 *
Wolfgang Denk1a459662013-07-08 09:37:19 +0200[diff] [blame]15 * SPDX-License-Identifier: GPL-2.0+
Simon Glass6caa1952013-05-08 08:06:03 +0000[diff] [blame]16 */
17
18#include <common.h>
19#include <fdt_support.h>
Tom Rini4588d612015-05-14 11:07:03 -0400[diff] [blame]20#ifdef CONFIG_ARMV7_NONSEC
Jan Kiszkad6b72da2015-04-21 07:18:32 +0200[diff] [blame]21#include <asm/armv7.h>
Tom Rini4588d612015-05-14 11:07:03 -0400[diff] [blame]22#endif
Tom Rinidd09f7e2015-03-05 20:19:36 -0500[diff] [blame]23#include <asm/psci.h>
Masahiro Yamada6b6024e2016-06-27 19:31:05 +0900[diff] [blame]24#include <asm/spin_table.h>
Simon Glass6caa1952013-05-08 08:06:03 +0000[diff] [blame]25
26DECLARE_GLOBAL_DATA_PTR;
27
Michal Simeke2f88df2016-07-28 09:06:41 +0200[diff] [blame]28#ifdef CONFIG_ARCH_FIXUP_FDT
Ma Haijune29607e2014-07-12 14:24:06 +0100[diff] [blame]29int arch_fixup_fdt(void *blob)
Simon Glass6caa1952013-05-08 08:06:03 +0000[diff] [blame]30{
31 bd_t *bd = gd->bd;
Marc Zyngiere771a3d2014-07-12 14:24:07 +0100[diff] [blame]32 int bank, ret;
Simon Glass6caa1952013-05-08 08:06:03 +0000[diff] [blame]33 u64 start[CONFIG_NR_DRAM_BANKS];
34 u64 size[CONFIG_NR_DRAM_BANKS];
35
36 for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) {
37 start[bank] = bd->bi_dram[bank].start;
38 size[bank] = bd->bi_dram[bank].size;
Jan Kiszkad6b72da2015-04-21 07:18:32 +0200[diff] [blame]39#ifdef CONFIG_ARMV7_NONSEC
40 ret = armv7_apply_memory_carveout(&start[bank], &size[bank]);
41 if (ret)
42 return ret;
43#endif
Simon Glass6caa1952013-05-08 08:06:03 +0000[diff] [blame]44 }
45
Marc Zyngiere771a3d2014-07-12 14:24:07 +0100[diff] [blame]46 ret = fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS);
Marc Zyngiere771a3d2014-07-12 14:24:07 +0100[diff] [blame]47 if (ret)
48 return ret;
49
Masahiro Yamada6b6024e2016-06-27 19:31:05 +0900[diff] [blame]50#ifdef CONFIG_ARMV8_SPIN_TABLE
51 ret = spin_table_update_dt(blob);
52 if (ret)
53 return ret;
54#endif
55
Hou Zhiqiang45684ae2016-06-28 20:18:16 +0800[diff] [blame]56#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV8_PSCI)
Tom Rinidd09f7e2015-03-05 20:19:36 -0500[diff] [blame]57 ret = psci_update_dt(blob);
Masahiro Yamada6441e3d2016-06-17 21:51:48 +0900[diff] [blame]58 if (ret)
59 return ret;
Marc Zyngiere771a3d2014-07-12 14:24:07 +0100[diff] [blame]60#endif
Masahiro Yamada6441e3d2016-06-17 21:51:48 +0900[diff] [blame]61
62 return 0;
Simon Glass6caa1952013-05-08 08:06:03 +0000[diff] [blame]63}
Michal Simeke2f88df2016-07-28 09:06:41 +0200[diff] [blame]64#endif