arch/arm/cpu/arm1176/tnetv107x/init.c

   1 /*
   2  * TNETV107X: Architecture initialization
   3  *
   4  * See file CREDITS for list of people who contributed to this
   5  * project.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include <common.h>
  23 #include <asm/io.h>
  24
  25 void chip_configuration_unlock(void)
  26 {
  27        __raw_writel(TNETV107X_KICK0_MAGIC, TNETV107X_KICK0);
  28        __raw_writel(TNETV107X_KICK1_MAGIC, TNETV107X_KICK1);
  29 }
  30
  31 int arch_cpu_init(void)
  32 {
  33        icache_enable();
  34        chip_configuration_unlock();
  35
  36        return 0;
  37 }