arch/arm/mach-imx/imx31-dt.c

   1 /*
   2  * Copyright 2012 Sascha Hauer, Pengutronix
   3  *
   4  * The code contained herein is licensed under the GNU General Public
   5  * License. You may obtain a copy of the GNU General Public License
   6  * Version 2 or later at the following locations:
   7  *
   8  * http://www.opensource.org/licenses/gpl-license.html
   9  * http://www.gnu.org/copyleft/gpl.html
  10  */
  11
  12 #include <linux/irq.h>
  13 #include <linux/of_irq.h>
  14 #include <linux/of_platform.h>
  15 #include <asm/mach/arch.h>
  16 #include <asm/mach/time.h>
  17
  18 #include "common.h"
  19 #include "mx31.h"
  20
  21 static const char * const imx31_dt_board_compat[] __initconst = {
  22         "fsl,imx31",
  23         NULL
  24 };
  25
  26 static void __init imx31_dt_timer_init(void)
  27 {
  28         mx31_clocks_init_dt();
  29 }
  30
  31 /* FIXME: replace with DT binding */
  32 static const struct resource imx31_rnga_res[] __initconst = {
  33         DEFINE_RES_MEM(MX31_RNGA_BASE_ADDR, SZ_16K),
  34 };
  35
  36 static void __init imx31_dt_mach_init(void)
  37 {
  38         platform_device_register_simple("mxc_rnga", -1, imx31_rnga_res,
  39                                         ARRAY_SIZE(imx31_rnga_res));
  40 }
  41
  42 DT_MACHINE_START(IMX31_DT, "Freescale i.MX31 (Device Tree Support)")
  43         .map_io         = mx31_map_io,
  44         .init_early     = imx31_init_early,
  45         .init_irq       = mx31_init_irq,
  46         .init_time      = imx31_dt_timer_init,
  47         .init_machine   = imx31_dt_mach_init,
  48         .dt_compat      = imx31_dt_board_compat,
  49 MACHINE_END