arch/arm/mach-shmobile/board-marzen-reference.c

   1 /*
   2  * marzen board support - Reference DT implementation
   3  *
   4  * Copyright (C) 2011  Renesas Solutions Corp.
   5  * Copyright (C) 2011  Magnus Damm
   6  * Copyright (C) 2013  Simon Horman
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; version 2 of the License.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17
  18 #include <linux/clk/shmobile.h>
  19 #include <linux/clocksource.h>
  20 #include <linux/of_platform.h>
  21
  22 #include <asm/irq.h>
  23 #include <asm/mach/arch.h>
  24
  25 #include "common.h"
  26 #include "irqs.h"
  27 #include "r8a7779.h"
  28
  29 static void __init marzen_init_timer(void)
  30 {
  31         r8a7779_clocks_init(r8a7779_read_mode_pins());
  32         clocksource_of_init();
  33 }
  34
  35 static void __init marzen_init(void)
  36 {
  37         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
  38         r8a7779_init_irq_extpin_dt(1); /* IRQ1 as individual interrupt */
  39 }
  40
  41 static const char *marzen_boards_compat_dt[] __initdata = {
  42         "renesas,marzen",
  43         "renesas,marzen-reference",
  44         NULL,
  45 };
  46
  47 DT_MACHINE_START(MARZEN, "marzen")
  48         .smp            = smp_ops(r8a7779_smp_ops),
  49         .map_io         = r8a7779_map_io,
  50         .init_early     = shmobile_init_delay,
  51         .init_time      = marzen_init_timer,
  52         .init_irq       = r8a7779_init_irq_dt,
  53         .init_machine   = marzen_init,
  54         .init_late      = shmobile_init_late,
  55         .dt_compat      = marzen_boards_compat_dt,
  56 MACHINE_END