// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright 2023 Toradex - https://www.toradex.com/ */ #include #include "common_fdt.h" #include static void fdt_fixup_cores_nodes_am625(void *blob, int core_nr) { char node_path[32]; if (core_nr < 1) return; for (; core_nr < 4; core_nr++) { snprintf(node_path, sizeof(node_path), "/cpus/cpu@%d", core_nr); fdt_del_node_path(blob, node_path); snprintf(node_path, sizeof(node_path), "/cpus/cpu-map/cluster0/core%d", core_nr); fdt_del_node_path(blob, node_path); snprintf(node_path, sizeof(node_path), "/bus@f0000/watchdog@e0%d0000", core_nr); fdt_del_node_path(blob, node_path); } } static void fdt_fixup_gpu_nodes_am625(void *blob, int has_gpu) { if (!has_gpu) { fdt_del_node_path(blob, "/bus@f0000/gpu@fd00000"); fdt_del_node_path(blob, "/bus@f0000/watchdog@e0f0000"); } } static void fdt_fixup_pru_node_am625(void *blob, int has_pru) { if (!has_pru) fdt_del_node_path(blob, "/bus@f0000/pruss@30040000"); } int ft_system_setup(void *blob, struct bd_info *bd) { fdt_fixup_cores_nodes_am625(blob, k3_get_core_nr()); fdt_fixup_gpu_nodes_am625(blob, k3_has_gpu()); fdt_fixup_pru_node_am625(blob, k3_has_pru()); return 0; }