arch/arm/mach-berlin/berlin.c

   1 /*
   2  * Device Tree support for Marvell Berlin SoCs.
   3  *
   4  * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
   5  *
   6  * based on GPL'ed 2.6 kernel sources
   7  *  (c) Marvell International Ltd.
   8  *
   9  * This file is licensed under the terms of the GNU General Public
  10  * License version 2.  This program is licensed "as is" without any
  11  * warranty of any kind, whether express or implied.
  12  */
  13
  14 #include <linux/init.h>
  15 #include <linux/io.h>
  16 #include <linux/kernel.h>
  17 #include <linux/of_platform.h>
  18 #include <asm/hardware/cache-l2x0.h>
  19 #include <asm/mach/arch.h>
  20
  21 static void __init berlin_init_late(void)
  22 {
  23         platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
  24 }
  25
  26 static const char * const berlin_dt_compat[] = {
  27         "marvell,berlin",
  28         NULL,
  29 };
  30
  31 DT_MACHINE_START(BERLIN_DT, "Marvell Berlin")
  32         .dt_compat      = berlin_dt_compat,
  33         .init_late      = berlin_init_late,
  34         /*
  35          * with DT probing for L2CCs, berlin_init_machine can be removed.
  36          * Note: 88DE3005 (Armada 1500-mini) uses pl310 l2cc
  37          */
  38         .l2c_aux_val    = 0x30c00000,
  39         .l2c_aux_mask   = 0xfeffffff,
  40 MACHINE_END