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 * @platdata_size: Size of platform data structure 26 */ 27 struct driver_info { 28 const char *name; 29 const void *platdata; 30 #if CONFIG_IS_ENABLED(OF_PLATDATA) 31 uint platdata_size; 32 #endif 33 }; 34 35 /** 36 * NOTE: Avoid using these except in extreme circumstances, where device tree 37 * is not feasible (e.g. serial driver in SPL where <8KB of SRAM is 38 * available). U-Boot's driver model uses device tree for configuration. 39 */ 40 #define U_BOOT_DEVICE(__name) \ 41 ll_entry_declare(struct driver_info, __name, driver_info) 42 43 /* Declare a list of devices. The argument is a driver_info[] array */ 44 #define U_BOOT_DEVICES(__name) \ 45 ll_entry_declare_list(struct driver_info, __name, driver_info) 46 47 #endif 48