mirror of
https://github.com/AsahiLinux/u-boot
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6b0afcc850
common/common_fit.c is including <spl.h>, but not actually using it. The inclusion will cuase compile error on platforms using CONFIG_OF_SEPARATE and not SPL. Signed-off-by: Lars Povlsen <lars.povlsen@microsemi.com> Reviewed-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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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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#include <common.h>
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#include <errno.h>
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#include <image.h>
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#include <linux/libfdt.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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const char *dflt_conf_name;
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const char *dflt_conf_desc = NULL;
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int dflt_conf_node = -ENOENT;
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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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dflt_conf_name = fdt_getprop(fdt, conf, "default", &len);
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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 (dflt_conf_name) {
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const char *node_name = fdt_get_name(fdt, node, NULL);
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if (strcmp(dflt_conf_name, node_name) == 0) {
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dflt_conf_node = node;
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dflt_conf_desc = name;
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}
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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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if (dflt_conf_node != -ENOENT) {
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debug("Selecting default config '%s'\n", dflt_conf_desc);
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return dflt_conf_node;
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}
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return -ENOENT;
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}
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