| // SPDX-License-Identifier: GPL-2.0+ | |
| /* | |
| * Copyright (C) 2017 Andes Technology Corporation | |
| * Rick Chen, Andes Technology Corporation <rick@andestech.com> | |
| */ | |
| /* CPU specific code */ | |
| #include <common.h> | |
| #include <asm/cache.h> | |
| /* | |
| * cleanup_before_linux() is called just before we call linux | |
| * it prepares the processor for linux | |
| * | |
| * we disable interrupt and caches. | |
| */ | |
| int cleanup_before_linux(void) | |
| { | |
| disable_interrupts(); | |
| /* turn off I/D-cache */ | |
| cache_flush(); | |
| icache_disable(); | |
| dcache_disable(); | |
| return 0; | |
| } |