arch/arc/lib/init_helpers.c

   1 /*
   2  * Copyright (C) 2013-2015 Synopsys, Inc. All rights reserved.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8
   9 DECLARE_GLOBAL_DATA_PTR;
  10
  11 int init_cache_f_r(void)
  12 {
  13 #ifndef CONFIG_SYS_ICACHE_OFF
  14         icache_enable();
  15         /* Make sure no stale entries persist from before we disabled cache */
  16         invalidate_icache_all();
  17 #endif
  18
  19 #ifndef CONFIG_SYS_DCACHE_OFF
  20         dcache_enable();
  21         /* Make sure no stale entries persist from before we disabled cache */
  22         invalidate_dcache_all();
  23 #endif
  24         return 0;
  25 }