// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (c) 2023 Collabora Ltd. */ #include #include #ifdef CONFIG_OF_BOARD_SETUP int rock5b_add_reserved_memory_fdt_nodes(void *new_blob) { struct fdt_memory gap1 = { .start = 0x3fc000000, .end = 0x3fc4fffff, }; struct fdt_memory gap2 = { .start = 0x3fff00000, .end = 0x3ffffffff, }; unsigned long flags = FDTDEC_RESERVED_MEMORY_NO_MAP; unsigned int ret; /* * Inject the reserved-memory nodes into the DTS */ ret = fdtdec_add_reserved_memory(new_blob, "gap1", &gap1, NULL, 0, NULL, flags); if (ret) return ret; return fdtdec_add_reserved_memory(new_blob, "gap2", &gap2, NULL, 0, NULL, flags); } int ft_board_setup(void *blob, struct bd_info *bd) { return rock5b_add_reserved_memory_fdt_nodes(blob); } #endif