arch/arm/mach-picoxcell/common.c

   1 /*
   2  * Copyright (c) 2011 Picochip Ltd., Jamie Iles
   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 version 2 as
   6  * published by the Free Software Foundation.
   7  *
   8  * All enquiries to support@picochip.com
   9  */
  10 #include <linux/irq.h>
  11 #include <linux/irqdomain.h>
  12 #include <linux/of.h>
  13 #include <linux/of_address.h>
  14 #include <linux/of_irq.h>
  15 #include <linux/of_platform.h>
  16
  17 #include <asm/mach/arch.h>
  18 #include <asm/hardware/vic.h>
  19
  20 #include <mach/map.h>
  21 #include <mach/picoxcell_soc.h>
  22
  23 #include "common.h"
  24
  25 static void __init picoxcell_init_machine(void)
  26 {
  27         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
  28 }
  29
  30 static const char *picoxcell_dt_match[] = {
  31         "picochip,pc3x2",
  32         "picochip,pc3x3",
  33         NULL
  34 };
  35
  36 static const struct of_device_id vic_of_match[] __initconst = {
  37         { .compatible = "arm,pl192-vic", .data = vic_of_init, },
  38         { /* Sentinel */ }
  39 };
  40
  41 static void __init picoxcell_init_irq(void)
  42 {
  43         of_irq_init(vic_of_match);
  44 }
  45
  46 DT_MACHINE_START(PICOXCELL, "Picochip picoXcell")
  47         .map_io         = picoxcell_map_io,
  48         .nr_irqs        = ARCH_NR_IRQS,
  49         .init_irq       = picoxcell_init_irq,
  50         .handle_irq     = vic_handle_irq,
  51         .timer          = &picoxcell_timer,
  52         .init_machine   = picoxcell_init_machine,
  53         .dt_compat      = picoxcell_dt_match,
  54 MACHINE_END