u-boot/arch/arm/lib/bootm-fdt.c
Marc Zyngier e771a3d538 ARM: HYP/non-sec/PSCI: emit DT nodes
Generate the PSCI node in the device tree.

Also add a reserve section for the "secure" code that lives in
in normal RAM, so that the kernel knows it'd better not trip on
it.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
2014-07-28 17:19:52 +02:00

44 lines
1 KiB
C

/*
* 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)
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <fdt_support.h>
#include <asm/armv7.h>
DECLARE_GLOBAL_DATA_PTR;
int arch_fixup_fdt(void *blob)
{
bd_t *bd = gd->bd;
int bank, ret;
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;
}
ret = fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS);
#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT)
if (ret)
return ret;
ret = armv7_update_dt(blob);
#endif
return ret;
}