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* Copyright (c) 2013 Google, Inc
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* Pavel Herrmann <morpheus.ibis@gmail.com>
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* SPDX-License-Identifier: GPL-2.0+
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#include <dm/device.h>
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#include <dm/device-internal.h>
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#include <dm/platdata.h>
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#include <dm/uclass.h>
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#include <linux/list.h>
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DECLARE_GLOBAL_DATA_PTR;
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static const struct driver_info root_info = {
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.name = "root_driver",
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struct device *dm_root(void)
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dm_warn("Virtual root driver does not exist!\n");
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dm_warn("Virtual root driver already exists!\n");
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INIT_LIST_HEAD(&gd->uclass_root);
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ret = device_bind_by_name(NULL, &root_info, &gd->dm_root);
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int dm_scan_platdata(void)
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ret = lists_bind_drivers(gd->dm_root);
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dm_warn("Some drivers were not found\n");
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#ifdef CONFIG_OF_CONTROL
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int dm_scan_fdt(const void *blob)
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offset = fdt_next_node(blob, offset, &depth);
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if (offset > 0 && depth == 1) {
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err = lists_bind_fdt(gd->dm_root, blob, offset);
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dm_warn("Some drivers failed to bind\n");
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/* This is the root driver - all drivers are children of this */
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U_BOOT_DRIVER(root_driver) = {
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.name = "root_driver",
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/* This is the root uclass */
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UCLASS_DRIVER(root) = {