arch/arm/mach-at91/at91rm9200.c

   1 /*
   2  *  Setup code for AT91RM9200
   3  *
   4  *  Copyright (C) 2011 Atmel,
   5  *                2011 Nicolas Ferre <nicolas.ferre@atmel.com>
   6  *                2012 Joachim Eastwood <manabian@gmail.com>
   7  *
   8  * Licensed under GPLv2 or later.
   9  */
  10
  11 #include <linux/of.h>
  12 #include <linux/of_platform.h>
  13
  14 #include <asm/mach/arch.h>
  15 #include <asm/system_misc.h>
  16
  17 #include "generic.h"
  18 #include "soc.h"
  19
  20 static const struct at91_soc rm9200_socs[] = {
  21         AT91_SOC(AT91RM9200_CIDR_MATCH, 0, "at91rm9200 BGA", "at91rm9200"),
  22         { /* sentinel */ },
  23 };
  24
  25 static void __init at91rm9200_dt_device_init(void)
  26 {
  27         struct soc_device *soc;
  28         struct device *soc_dev = NULL;
  29
  30         soc = at91_soc_init(rm9200_socs);
  31         if (soc != NULL)
  32                 soc_dev = soc_device_to_device(soc);
  33
  34         of_platform_populate(NULL, of_default_bus_match_table, NULL, soc_dev);
  35
  36         arm_pm_idle = at91rm9200_idle;
  37         at91rm9200_pm_init();
  38 }
  39
  40 static const char *const at91rm9200_dt_board_compat[] __initconst = {
  41         "atmel,at91rm9200",
  42         NULL
  43 };
  44
  45 DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200")
  46         .init_machine   = at91rm9200_dt_device_init,
  47         .dt_compat      = at91rm9200_dt_board_compat,
  48 MACHINE_END