upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/lib/libfdt/fdt_addresses.c

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/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2014 David Gibson <david@gibson.dropbear.id.au>
* SPDX-License-Identifier: GPL-2.0+ BSD-2-Clause
*/
#include "libfdt_env.h"
#ifndef USE_HOSTCC
#include <fdt.h>
#include <libfdt.h>
#else
#include "fdt_host.h"
#endif
#include "libfdt_internal.h"
int fdt_address_cells(const void *fdt, int nodeoffset)
{
const fdt32_t *ac;
int val;
int len;
ac = fdt_getprop(fdt, nodeoffset, "#address-cells", &len);
if (!ac)
return 2;
if (len != sizeof(*ac))
return -FDT_ERR_BADNCELLS;
val = fdt32_to_cpu(*ac);
if ((val <= 0) || (val > FDT_MAX_NCELLS))
return -FDT_ERR_BADNCELLS;
return val;
}
int fdt_size_cells(const void *fdt, int nodeoffset)
{
const fdt32_t *sc;
int val;
int len;
sc = fdt_getprop(fdt, nodeoffset, "#size-cells", &len);
if (!sc)
return 2;
if (len != sizeof(*sc))
return -FDT_ERR_BADNCELLS;
val = fdt32_to_cpu(*sc);
if ((val < 0) || (val > FDT_MAX_NCELLS))
return -FDT_ERR_BADNCELLS;
return val;
}