git.sur5r.net Git - u-boot/blob - arch/arm/mach-kirkwood/cache.c

   1 /*
   2  * Copyright (c) 2012 Michael Walle
   3  * Michael Walle <michael@walle.cc>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7 #include <common.h>
   8 #include <asm/arch/cpu.h>
   9
  10 #define FEROCEON_EXTRA_FEATURE_L2C_EN (1<<22)
  11
  12 void l2_cache_disable()
  13 {
  14         u32 ctrl;
  15
  16         ctrl = readfr_extra_feature_reg();
  17         ctrl &= ~FEROCEON_EXTRA_FEATURE_L2C_EN;
  18         writefr_extra_feature_reg(ctrl);
  19 }