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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62 lines
1.3 KiB
62 lines
1.3 KiB
/*
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* Copyright (C) 2016 Google, Inc
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* Written by Simon Glass <sjg@chromium.org>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <errno.h>
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#include <image.h>
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#include <libfdt.h>
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#include <spl.h>
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ulong fdt_getprop_u32(const void *fdt, int node, const char *prop)
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{
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const u32 *cell;
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int len;
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cell = fdt_getprop(fdt, node, prop, &len);
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if (!cell || len != sizeof(*cell))
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return FDT_ERROR;
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return fdt32_to_cpu(*cell);
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}
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/*
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* Iterate over all /configurations subnodes and call a platform specific
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* function to find the matching configuration.
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* Returns the node offset or a negative error number.
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*/
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int fit_find_config_node(const void *fdt)
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{
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const char *name;
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int conf, node, len;
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conf = fdt_path_offset(fdt, FIT_CONFS_PATH);
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if (conf < 0) {
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debug("%s: Cannot find /configurations node: %d\n", __func__,
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conf);
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return -EINVAL;
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}
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for (node = fdt_first_subnode(fdt, conf);
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node >= 0;
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node = fdt_next_subnode(fdt, node)) {
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name = fdt_getprop(fdt, node, "description", &len);
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if (!name) {
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#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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printf("%s: Missing FDT description in DTB\n",
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__func__);
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#endif
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return -EINVAL;
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}
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if (board_fit_config_name_match(name))
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continue;
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debug("Selecting config '%s'", name);
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return node;
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}
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return -ENOENT;
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}
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