arch/arm/mach-bcm/board_bcm2835.c

   1 /*
   2  * Copyright (C) 2010 Broadcom
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <linux/init.h>
  16 #include <linux/irqchip.h>
  17 #include <linux/of_address.h>
  18 #include <linux/of_platform.h>
  19 #include <linux/clk/bcm2835.h>
  20
  21 #include <asm/mach/arch.h>
  22 #include <asm/mach/map.h>
  23
  24 static void __init bcm2835_init(void)
  25 {
  26         int ret;
  27
  28         bcm2835_init_clocks();
  29
  30         ret = of_platform_populate(NULL, of_default_bus_match_table, NULL,
  31                                    NULL);
  32         if (ret) {
  33                 pr_err("of_platform_populate failed: %d\n", ret);
  34                 BUG();
  35         }
  36 }
  37
  38 static const char * const bcm2835_compat[] = {
  39 #ifdef CONFIG_ARCH_MULTI_V6
  40         "brcm,bcm2835",
  41 #endif
  42 #ifdef CONFIG_ARCH_MULTI_V7
  43         "brcm,bcm2836",
  44 #endif
  45         NULL
  46 };
  47
  48 DT_MACHINE_START(BCM2835, "BCM2835")
  49         .init_machine = bcm2835_init,
  50         .dt_compat = bcm2835_compat
  51 MACHINE_END