2 * Copyright (c) 2013 Google, Inc
5 * Pavel Herrmann <morpheus.ibis@gmail.com>
7 * SPDX-License-Identifier: GPL-2.0+
16 * dm_root() - Return pointer to the top of the driver tree
18 * This function returns pointer to the root node of the driver tree,
20 * @return pointer to root device, or NULL if not inited yet
22 struct udevice *dm_root(void);
25 * dm_scan_platdata() - Scan all platform data and bind drivers
27 * This scans all available platdata and creates drivers for each
29 * @return 0 if OK, -ve on error
31 int dm_scan_platdata(void);
34 * dm_scan_fdt() - Scan the device tree and bind drivers
36 * This scans the device tree and creates a driver for each node
38 * @blob: Pointer to device tree blob
39 * @return 0 if OK, -ve on error
41 int dm_scan_fdt(const void *blob);
44 * dm_init() - Initialise Driver Model structures
46 * This function will initialize roots of driver tree and class tree.
47 * This needs to be called before anything uses the DM
49 * @return 0 if OK, -ve on error