arch/arm/mach-shmobile/board-kzm9d.c

   1 /*
   2  * kzm9d board support
   3  *
   4  * Copyright (C) 2012  Renesas Solutions Corp.
   5  * Copyright (C) 2012  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/interrupt.h>
  23 #include <linux/platform_device.h>
  24 #include <linux/regulator/fixed.h>
  25 #include <linux/regulator/machine.h>
  26 #include <linux/smsc911x.h>
  27 #include <mach/common.h>
  28 #include <mach/emev2.h>
  29 #include <asm/mach-types.h>
  30 #include <asm/mach/arch.h>
  31
  32 /* Dummy supplies, where voltage doesn't matter */
  33 static struct regulator_consumer_supply dummy_supplies[] = {
  34         REGULATOR_SUPPLY("vddvario", "smsc911x"),
  35         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
  36 };
  37
  38 /* Ether */
  39 static struct resource smsc911x_resources[] = {
  40         [0] = {
  41                 .start  = 0x20000000,
  42                 .end    = 0x2000ffff,
  43                 .flags  = IORESOURCE_MEM,
  44         },
  45         [1] = {
  46                 .start  = EMEV2_GPIO_IRQ(1),
  47                 .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
  48         },
  49 };
  50
  51 static struct smsc911x_platform_config smsc911x_platdata = {
  52         .flags          = SMSC911X_USE_32BIT,
  53         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
  54         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
  55 };
  56
  57 static struct platform_device smsc91x_device = {
  58         .name   = "smsc911x",
  59         .id     = -1,
  60         .dev    = {
  61                   .platform_data = &smsc911x_platdata,
  62                 },
  63         .num_resources  = ARRAY_SIZE(smsc911x_resources),
  64         .resource       = smsc911x_resources,
  65 };
  66
  67 static struct platform_device *kzm9d_devices[] __initdata = {
  68         &smsc91x_device,
  69 };
  70
  71 void __init kzm9d_add_standard_devices(void)
  72 {
  73         regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
  74
  75         emev2_add_standard_devices();
  76
  77         platform_add_devices(kzm9d_devices, ARRAY_SIZE(kzm9d_devices));
  78 }
  79
  80 static const char *kzm9d_boards_compat_dt[] __initdata = {
  81         "renesas,kzm9d",
  82         NULL,
  83 };
  84
  85 DT_MACHINE_START(KZM9D_DT, "kzm9d")
  86         .smp            = smp_ops(emev2_smp_ops),
  87         .map_io         = emev2_map_io,
  88         .init_early     = emev2_add_early_devices,
  89         .nr_irqs        = NR_IRQS_LEGACY,
  90         .init_irq       = emev2_init_irq,
  91         .init_machine   = kzm9d_add_standard_devices,
  92         .init_late      = shmobile_init_late,
  93         .dt_compat      = kzm9d_boards_compat_dt,
  94 MACHINE_END