arch/arm/mach-imx/imx51-dt.c

   1 /*
   2  * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved.
   3  * Copyright 2011 Linaro Ltd.
   4  *
   5  * The code contained herein is licensed under the GNU General Public
   6  * License. You may obtain a copy of the GNU General Public License
   7  * Version 2 or later at the following locations:
   8  *
   9  * http://www.opensource.org/licenses/gpl-license.html
  10  * http://www.gnu.org/copyleft/gpl.html
  11  */
  12
  13 #include <linux/irq.h>
  14 #include <linux/of_irq.h>
  15 #include <linux/of_platform.h>
  16 #include <asm/mach/arch.h>
  17 #include <asm/mach/time.h>
  18
  19 #include "common.h"
  20 #include "mx51.h"
  21
  22 static void __init imx51_dt_init(void)
  23 {
  24         struct platform_device_info devinfo = { .name = "cpufreq-cpu0", };
  25
  26         mxc_arch_reset_init_dt();
  27
  28         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
  29         platform_device_register_full(&devinfo);
  30 }
  31
  32 static const char *imx51_dt_board_compat[] __initdata = {
  33         "fsl,imx51",
  34         NULL
  35 };
  36
  37 static void __init imx51_timer_init(void)
  38 {
  39         mx51_clocks_init_dt();
  40 }
  41
  42 DT_MACHINE_START(IMX51_DT, "Freescale i.MX51 (Device Tree Support)")
  43         .map_io         = mx51_map_io,
  44         .init_early     = imx51_init_early,
  45         .init_irq       = mx51_init_irq,
  46         .handle_irq     = imx51_handle_irq,
  47         .init_time      = imx51_timer_init,
  48         .init_machine   = imx51_dt_init,
  49         .init_late      = imx51_init_late,
  50         .dt_compat      = imx51_dt_board_compat,
  51         .restart        = mxc_restart,
  52 MACHINE_END