arch/arm/mach-imx/mach-imx53.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/clk.h>
  14 #include <linux/clkdev.h>
  15 #include <linux/err.h>
  16 #include <linux/io.h>
  17 #include <linux/irq.h>
  18 #include <linux/of_irq.h>
  19 #include <linux/of_platform.h>
  20 #include <asm/mach/arch.h>
  21 #include <asm/mach/time.h>
  22
  23 #include "common.h"
  24 #include "hardware.h"
  25
  26 static void __init imx53_init_early(void)
  27 {
  28         mxc_set_cpu_type(MXC_CPU_MX53);
  29 }
  30
  31 static void __init imx53_dt_init(void)
  32 {
  33         imx_src_init();
  34
  35         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
  36
  37         imx_aips_allow_unprivileged_access("fsl,imx53-aipstz");
  38 }
  39
  40 static void __init imx53_init_late(void)
  41 {
  42         imx53_pm_init();
  43
  44         platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
  45 }
  46
  47 static const char * const imx53_dt_board_compat[] __initconst = {
  48         "fsl,imx53",
  49         NULL
  50 };
  51
  52 DT_MACHINE_START(IMX53_DT, "Freescale i.MX53 (Device Tree Support)")
  53         .init_early     = imx53_init_early,
  54         .init_irq       = tzic_init_irq,
  55         .init_machine   = imx53_dt_init,
  56         .init_late      = imx53_init_late,
  57         .dt_compat      = imx53_dt_board_compat,
  58 MACHINE_END