arch/arm/mach-at91/board-dt-rm9200.c

   1 /*
   2  *  Setup code for AT91RM9200 Evaluation Kits with Device Tree support
   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/types.h>
  12 #include <linux/init.h>
  13 #include <linux/module.h>
  14 #include <linux/gpio.h>
  15 #include <linux/of.h>
  16 #include <linux/of_irq.h>
  17
  18 #include <asm/setup.h>
  19 #include <asm/irq.h>
  20 #include <asm/mach/arch.h>
  21 #include <asm/mach/map.h>
  22 #include <asm/mach/irq.h>
  23
  24 #include "at91_aic.h"
  25 #include "generic.h"
  26
  27
  28 static const struct of_device_id irq_of_match[] __initconst = {
  29         { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init },
  30         { /*sentinel*/ }
  31 };
  32
  33 static void __init at91rm9200_dt_init_irq(void)
  34 {
  35         of_irq_init(irq_of_match);
  36 }
  37
  38 static const char *at91rm9200_dt_board_compat[] __initdata = {
  39         "atmel,at91rm9200",
  40         NULL
  41 };
  42
  43 DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200 (Device Tree)")
  44         .init_time      = at91rm9200_timer_init,
  45         .map_io         = at91_map_io,
  46         .handle_irq     = at91_aic_handle_irq,
  47         .init_early     = at91rm9200_dt_initialize,
  48         .init_irq       = at91rm9200_dt_init_irq,
  49         .dt_compat      = at91rm9200_dt_board_compat,
  50 MACHINE_END