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

   1 /*
   2  * Genmai board support
   3  *
   4  * Copyright (C) 2013  Renesas Solutions Corp.
   5  * Copyright (C) 2013  Magnus Damm
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; version 2 of the License.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  */
  20
  21 #include <linux/kernel.h>
  22 #include <linux/of_platform.h>
  23 #include <mach/clock.h>
  24 #include <mach/common.h>
  25 #include <mach/r7s72100.h>
  26 #include <asm/mach-types.h>
  27 #include <asm/mach/arch.h>
  28
  29 /*
  30  * This is a really crude hack to provide clkdev support to platform
  31  * devices until they get moved to DT.
  32  */
  33 static const struct clk_name clk_names[] = {
  34         { "mtu2", "fck", "sh-mtu2" },
  35 };
  36
  37 static void __init genmai_add_standard_devices(void)
  38 {
  39         shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), true);
  40         r7s72100_add_dt_devices();
  41         of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
  42 }
  43
  44 static const char * const genmai_boards_compat_dt[] __initconst = {
  45         "renesas,genmai",
  46         NULL,
  47 };
  48
  49 DT_MACHINE_START(GENMAI_DT, "genmai")
  50         .init_early     = r7s72100_init_early,
  51         .init_machine   = genmai_add_standard_devices,
  52         .dt_compat      = genmai_boards_compat_dt,
  53 MACHINE_END