xref: /openbmc/u-boot/include/dm/platdata.h (revision 62e92077)
1 /*
2  * Copyright (c) 2013 Google, Inc
3  *
4  * (C) Copyright 2012
5  * Pavel Herrmann <morpheus.ibis@gmail.com>
6  * Marek Vasut <marex@denx.de>
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #ifndef _DM_PLATDATA_H
12 #define _DM_PLATDATA_H
13 
14 #include <linker_lists.h>
15 
16 /**
17  * struct driver_info - Information required to instantiate a device
18  *
19  * NOTE: Avoid using this except in extreme circumstances, where device tree
20  * is not feasible (e.g. serial driver in SPL where <8KB of SRAM is
21  * available). U-Boot's driver model uses device tree for configuration.
22  *
23  * @name:	Driver name
24  * @platdata:	Driver-specific platform data
25  */
26 struct driver_info {
27 	const char *name;
28 	const void *platdata;
29 };
30 
31 /**
32  * NOTE: Avoid using these except in extreme circumstances, where device tree
33  * is not feasible (e.g. serial driver in SPL where <8KB of SRAM is
34  * available). U-Boot's driver model uses device tree for configuration.
35  */
36 #define U_BOOT_DEVICE(__name)						\
37 	ll_entry_declare(struct driver_info, __name, driver_info)
38 
39 /* Declare a list of devices. The argument is a driver_info[] array */
40 #define U_BOOT_DEVICES(__name)						\
41 	ll_entry_declare_list(struct driver_info, __name, driver_info)
42 
43 #endif
44