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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56 lines
1005 B
56 lines
1005 B
10 years ago
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/*
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* libfdt - Flat Device Tree manipulation
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* Copyright (C) 2014 David Gibson <david@gibson.dropbear.id.au>
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* SPDX-License-Identifier: GPL-2.0+ BSD-2-Clause
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*/
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#include "libfdt_env.h"
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#ifndef USE_HOSTCC
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#include <fdt.h>
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#include <libfdt.h>
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#else
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#include "fdt_host.h"
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#endif
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#include "libfdt_internal.h"
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int fdt_address_cells(const void *fdt, int nodeoffset)
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{
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const fdt32_t *ac;
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int val;
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int len;
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ac = fdt_getprop(fdt, nodeoffset, "#address-cells", &len);
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if (!ac)
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return 2;
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if (len != sizeof(*ac))
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return -FDT_ERR_BADNCELLS;
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val = fdt32_to_cpu(*ac);
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if ((val <= 0) || (val > FDT_MAX_NCELLS))
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return -FDT_ERR_BADNCELLS;
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return val;
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}
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int fdt_size_cells(const void *fdt, int nodeoffset)
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{
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const fdt32_t *sc;
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int val;
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int len;
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sc = fdt_getprop(fdt, nodeoffset, "#size-cells", &len);
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if (!sc)
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return 2;
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if (len != sizeof(*sc))
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return -FDT_ERR_BADNCELLS;
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val = fdt32_to_cpu(*sc);
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if ((val < 0) || (val > FDT_MAX_NCELLS))
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return -FDT_ERR_BADNCELLS;
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return val;
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}
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