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

   1 /*
   2  * marzen board support
   3  *
   4  * Copyright (C) 2011  Renesas Solutions Corp.
   5  * Copyright (C) 2011  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/init.h>
  23 #include <linux/interrupt.h>
  24 #include <linux/irq.h>
  25 #include <linux/platform_device.h>
  26 #include <linux/delay.h>
  27 #include <linux/io.h>
  28 #include <linux/leds.h>
  29 #include <linux/dma-mapping.h>
  30 #include <linux/pinctrl/machine.h>
  31 #include <linux/platform_data/gpio-rcar.h>
  32 #include <linux/regulator/fixed.h>
  33 #include <linux/regulator/machine.h>
  34 #include <linux/smsc911x.h>
  35 #include <linux/spi/spi.h>
  36 #include <linux/spi/sh_hspi.h>
  37 #include <linux/mmc/host.h>
  38 #include <linux/mmc/sh_mobile_sdhi.h>
  39 #include <linux/mfd/tmio.h>
  40 #include <mach/hardware.h>
  41 #include <mach/r8a7779.h>
  42 #include <mach/common.h>
  43 #include <mach/irqs.h>
  44 #include <asm/mach-types.h>
  45 #include <asm/mach/arch.h>
  46 #include <asm/traps.h>
  47
  48 /* Fixed 3.3V regulator to be used by SDHI0 */
  49 static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
  50         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
  51         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
  52 };
  53
  54 /* Dummy supplies, where voltage doesn't matter */
  55 static struct regulator_consumer_supply dummy_supplies[] = {
  56         REGULATOR_SUPPLY("vddvario", "smsc911x"),
  57         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
  58 };
  59
  60 static struct rcar_phy_platform_data usb_phy_platform_data __initdata;
  61
  62 /* SMSC LAN89218 */
  63 static struct resource smsc911x_resources[] = {
  64         [0] = {
  65                 .start          = 0x18000000, /* ExCS0 */
  66                 .end            = 0x180000ff, /* A1->A7 */
  67                 .flags          = IORESOURCE_MEM,
  68         },
  69         [1] = {
  70                 .start          = irq_pin(1), /* IRQ 1 */
  71                 .flags          = IORESOURCE_IRQ,
  72         },
  73 };
  74
  75 static struct smsc911x_platform_config smsc911x_platdata = {
  76         .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
  77         .phy_interface  = PHY_INTERFACE_MODE_MII,
  78         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  79         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
  80 };
  81
  82 static struct platform_device eth_device = {
  83         .name           = "smsc911x",
  84         .id             = -1,
  85         .dev  = {
  86                 .platform_data = &smsc911x_platdata,
  87         },
  88         .resource       = smsc911x_resources,
  89         .num_resources  = ARRAY_SIZE(smsc911x_resources),
  90 };
  91
  92 static struct resource sdhi0_resources[] = {
  93         [0] = {
  94                 .name   = "sdhi0",
  95                 .start  = 0xffe4c000,
  96                 .end    = 0xffe4c0ff,
  97                 .flags  = IORESOURCE_MEM,
  98         },
  99         [1] = {
 100                 .start  = gic_iid(0x88),
 101                 .flags  = IORESOURCE_IRQ,
 102         },
 103 };
 104
 105 static struct sh_mobile_sdhi_info sdhi0_platform_data = {
 106         .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
 107         .tmio_caps = MMC_CAP_SD_HIGHSPEED,
 108 };
 109
 110 static struct platform_device sdhi0_device = {
 111         .name = "sh_mobile_sdhi",
 112         .num_resources = ARRAY_SIZE(sdhi0_resources),
 113         .resource = sdhi0_resources,
 114         .id = 0,
 115         .dev = {
 116                 .platform_data = &sdhi0_platform_data,
 117         }
 118 };
 119
 120 /* Thermal */
 121 static struct resource thermal_resources[] = {
 122         [0] = {
 123                 .start          = 0xFFC48000,
 124                 .end            = 0xFFC48038 - 1,
 125                 .flags          = IORESOURCE_MEM,
 126         },
 127 };
 128
 129 static struct platform_device thermal_device = {
 130         .name           = "rcar_thermal",
 131         .resource       = thermal_resources,
 132         .num_resources  = ARRAY_SIZE(thermal_resources),
 133 };
 134
 135 /* HSPI */
 136 static struct resource hspi_resources[] = {
 137         [0] = {
 138                 .start          = 0xFFFC7000,
 139                 .end            = 0xFFFC7018 - 1,
 140                 .flags          = IORESOURCE_MEM,
 141         },
 142 };
 143
 144 static struct platform_device hspi_device = {
 145         .name   = "sh-hspi",
 146         .id     = 0,
 147         .resource       = hspi_resources,
 148         .num_resources  = ARRAY_SIZE(hspi_resources),
 149 };
 150
 151 /* LEDS */
 152 static struct gpio_led marzen_leds[] = {
 153         {
 154                 .name           = "led2",
 155                 .gpio           = RCAR_GP_PIN(4, 29),
 156                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 157         }, {
 158                 .name           = "led3",
 159                 .gpio           = RCAR_GP_PIN(4, 30),
 160                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 161         }, {
 162                 .name           = "led4",
 163                 .gpio           = RCAR_GP_PIN(4, 31),
 164                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 165         },
 166 };
 167
 168 static struct gpio_led_platform_data marzen_leds_pdata = {
 169         .leds           = marzen_leds,
 170         .num_leds       = ARRAY_SIZE(marzen_leds),
 171 };
 172
 173 static struct platform_device leds_device = {
 174         .name   = "leds-gpio",
 175         .id     = 0,
 176         .dev    = {
 177                 .platform_data  = &marzen_leds_pdata,
 178         },
 179 };
 180
 181 static struct platform_device *marzen_devices[] __initdata = {
 182         &eth_device,
 183         &sdhi0_device,
 184         &thermal_device,
 185         &hspi_device,
 186         &leds_device,
 187 };
 188
 189 static const struct pinctrl_map marzen_pinctrl_map[] = {
 190         /* HSPI0 */
 191         PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
 192                                   "hspi0", "hspi0"),
 193         /* SCIF2 (CN18: DEBUG0) */
 194         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
 195                                   "scif2_data_c", "scif2"),
 196         /* SCIF4 (CN19: DEBUG1) */
 197         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
 198                                   "scif4_data", "scif4"),
 199         /* SDHI0 */
 200         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 201                                   "sdhi0_data4", "sdhi0"),
 202         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 203                                   "sdhi0_ctrl", "sdhi0"),
 204         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 205                                   "sdhi0_cd", "sdhi0"),
 206         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 207                                   "sdhi0_wp", "sdhi0"),
 208         /* SMSC */
 209         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 210                                   "intc_irq1_b", "intc"),
 211         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 212                                   "lbsc_ex_cs0", "lbsc"),
 213         /* USB0 */
 214         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 215                                   "usb0", "usb0"),
 216         /* USB1 */
 217         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 218                                   "usb1", "usb1"),
 219         /* USB2 */
 220         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
 221                                   "usb2", "usb2"),
 222 };
 223
 224 static void __init marzen_init(void)
 225 {
 226         regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
 227                                 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
 228         regulator_register_fixed(1, dummy_supplies,
 229                                 ARRAY_SIZE(dummy_supplies));
 230
 231         pinctrl_register_mappings(marzen_pinctrl_map,
 232                                   ARRAY_SIZE(marzen_pinctrl_map));
 233         r8a7779_pinmux_init();
 234         r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
 235
 236         r8a7779_add_standard_devices();
 237         r8a7779_add_usb_phy_device(&usb_phy_platform_data);
 238         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 239 }
 240
 241 MACHINE_START(MARZEN, "marzen")
 242         .smp            = smp_ops(r8a7779_smp_ops),
 243         .map_io         = r8a7779_map_io,
 244         .init_early     = r8a7779_add_early_devices,
 245         .nr_irqs        = NR_IRQS_LEGACY,
 246         .init_irq       = r8a7779_init_irq,
 247         .init_machine   = marzen_init,
 248         .init_late      = r8a7779_init_late,
 249         .init_time      = r8a7779_earlytimer_init,
 250 MACHINE_END