arch/arm/mach-at91/board-dt-sam9.c

   1 /*
   2  *  Setup code for AT91SAM Evaluation Kits with Device Tree support
   3  *
   4  *  Copyright (C) 2011 Atmel,
   5  *                2011 Nicolas Ferre <nicolas.ferre@atmel.com>
   6  *
   7  * Licensed under GPLv2 or later.
   8  */
   9
  10 #include <linux/types.h>
  11 #include <linux/init.h>
  12 #include <linux/module.h>
  13 #include <linux/gpio.h>
  14 #include <linux/of.h>
  15 #include <linux/of_irq.h>
  16
  17 #include <asm/setup.h>
  18 #include <asm/irq.h>
  19 #include <asm/mach/arch.h>
  20 #include <asm/mach/map.h>
  21 #include <asm/mach/irq.h>
  22
  23 #include "at91_aic.h"
  24 #include "board.h"
  25 #include "generic.h"
  26
  27
  28 static const struct of_device_id irq_of_match[] __initconst = {
  29
  30         { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init },
  31         { /*sentinel*/ }
  32 };
  33
  34 static void __init at91_dt_init_irq(void)
  35 {
  36         of_irq_init(irq_of_match);
  37 }
  38
  39 static const char *at91_dt_board_compat[] __initdata = {
  40         "atmel,at91sam9",
  41         NULL
  42 };
  43
  44 DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)")
  45         /* Maintainer: Atmel */
  46         .init_time      = at91sam926x_pit_init,
  47         .map_io         = at91_map_io,
  48         .handle_irq     = at91_aic_handle_irq,
  49         .init_early     = at91_dt_initialize,
  50         .init_irq       = at91_dt_init_irq,
  51         .dt_compat      = at91_dt_board_compat,
  52 MACHINE_END