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

   1 /*
   2  * marzen board support
   3  *
   4  * Copyright (C) 2011, 2013  Renesas Solutions Corp.
   5  * Copyright (C) 2011  Magnus Damm
   6  * Copyright (C) 2013  Cogent Embedded, Inc.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; version 2 of the License.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 #include <linux/kernel.h>
  23 #include <linux/init.h>
  24 #include <linux/interrupt.h>
  25 #include <linux/irq.h>
  26 #include <linux/platform_device.h>
  27 #include <linux/delay.h>
  28 #include <linux/io.h>
  29 #include <linux/leds.h>
  30 #include <linux/dma-mapping.h>
  31 #include <linux/pinctrl/machine.h>
  32 #include <linux/platform_data/gpio-rcar.h>
  33 #include <linux/platform_data/rcar-du.h>
  34 #include <linux/platform_data/usb-rcar-phy.h>
  35 #include <linux/regulator/fixed.h>
  36 #include <linux/regulator/machine.h>
  37 #include <linux/smsc911x.h>
  38 #include <linux/spi/spi.h>
  39 #include <linux/spi/sh_hspi.h>
  40 #include <linux/mmc/host.h>
  41 #include <linux/mmc/sh_mobile_sdhi.h>
  42 #include <linux/mfd/tmio.h>
  43 #include <media/soc_camera.h>
  44 #include <mach/r8a7779.h>
  45 #include <mach/common.h>
  46 #include <mach/irqs.h>
  47 #include <asm/mach-types.h>
  48 #include <asm/mach/arch.h>
  49 #include <asm/traps.h>
  50
  51 /* Fixed 3.3V regulator to be used by SDHI0 */
  52 static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
  53         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
  54         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
  55 };
  56
  57 /* Dummy supplies, where voltage doesn't matter */
  58 static struct regulator_consumer_supply dummy_supplies[] = {
  59         REGULATOR_SUPPLY("vddvario", "smsc911x"),
  60         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
  61 };
  62
  63 /* USB PHY */
  64 static struct resource usb_phy_resources[] = {
  65         [0] = {
  66                 .start          = 0xffe70800,
  67                 .end            = 0xffe70900 - 1,
  68                 .flags          = IORESOURCE_MEM,
  69         },
  70 };
  71
  72 static struct rcar_phy_platform_data usb_phy_platform_data;
  73
  74 static struct platform_device usb_phy = {
  75         .name           = "rcar_usb_phy",
  76         .id             = -1,
  77         .dev  = {
  78                 .platform_data = &usb_phy_platform_data,
  79         },
  80         .resource       = usb_phy_resources,
  81         .num_resources  = ARRAY_SIZE(usb_phy_resources),
  82 };
  83
  84 /* SMSC LAN89218 */
  85 static struct resource smsc911x_resources[] = {
  86         [0] = {
  87                 .start          = 0x18000000, /* ExCS0 */
  88                 .end            = 0x180000ff, /* A1->A7 */
  89                 .flags          = IORESOURCE_MEM,
  90         },
  91         [1] = {
  92                 .start          = irq_pin(1), /* IRQ 1 */
  93                 .flags          = IORESOURCE_IRQ,
  94         },
  95 };
  96
  97 static struct smsc911x_platform_config smsc911x_platdata = {
  98         .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
  99         .phy_interface  = PHY_INTERFACE_MODE_MII,
 100         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 101         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 102 };
 103
 104 static struct platform_device eth_device = {
 105         .name           = "smsc911x",
 106         .id             = -1,
 107         .dev  = {
 108                 .platform_data = &smsc911x_platdata,
 109         },
 110         .resource       = smsc911x_resources,
 111         .num_resources  = ARRAY_SIZE(smsc911x_resources),
 112 };
 113
 114 static struct resource sdhi0_resources[] = {
 115         [0] = {
 116                 .name   = "sdhi0",
 117                 .start  = 0xffe4c000,
 118                 .end    = 0xffe4c0ff,
 119                 .flags  = IORESOURCE_MEM,
 120         },
 121         [1] = {
 122                 .start  = gic_iid(0x88),
 123                 .flags  = IORESOURCE_IRQ,
 124         },
 125 };
 126
 127 static struct sh_mobile_sdhi_info sdhi0_platform_data = {
 128         .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
 129         .tmio_caps = MMC_CAP_SD_HIGHSPEED,
 130 };
 131
 132 static struct platform_device sdhi0_device = {
 133         .name = "sh_mobile_sdhi",
 134         .num_resources = ARRAY_SIZE(sdhi0_resources),
 135         .resource = sdhi0_resources,
 136         .id = 0,
 137         .dev = {
 138                 .platform_data = &sdhi0_platform_data,
 139         }
 140 };
 141
 142 /* Thermal */
 143 static struct resource thermal_resources[] = {
 144         [0] = {
 145                 .start          = 0xFFC48000,
 146                 .end            = 0xFFC48038 - 1,
 147                 .flags          = IORESOURCE_MEM,
 148         },
 149 };
 150
 151 static struct platform_device thermal_device = {
 152         .name           = "rcar_thermal",
 153         .resource       = thermal_resources,
 154         .num_resources  = ARRAY_SIZE(thermal_resources),
 155 };
 156
 157 /* HSPI */
 158 static struct resource hspi_resources[] = {
 159         [0] = {
 160                 .start          = 0xFFFC7000,
 161                 .end            = 0xFFFC7018 - 1,
 162                 .flags          = IORESOURCE_MEM,
 163         },
 164 };
 165
 166 static struct platform_device hspi_device = {
 167         .name   = "sh-hspi",
 168         .id     = 0,
 169         .resource       = hspi_resources,
 170         .num_resources  = ARRAY_SIZE(hspi_resources),
 171 };
 172
 173 /*
 174  * DU
 175  *
 176  * The panel only specifies the [hv]display and [hv]total values. The position
 177  * and width of the sync pulses don't matter, they're copied from VESA timings.
 178  */
 179 static struct rcar_du_encoder_data du_encoders[] = {
 180         {
 181                 .type = RCAR_DU_ENCODER_VGA,
 182                 .output = RCAR_DU_OUTPUT_DPAD0,
 183         }, {
 184                 .type = RCAR_DU_ENCODER_LVDS,
 185                 .output = RCAR_DU_OUTPUT_DPAD1,
 186                 .connector.lvds.panel = {
 187                         .width_mm = 210,
 188                         .height_mm = 158,
 189                         .mode = {
 190                                 .clock = 65000,
 191                                 .hdisplay = 1024,
 192                                 .hsync_start = 1048,
 193                                 .hsync_end = 1184,
 194                                 .htotal = 1344,
 195                                 .vdisplay = 768,
 196                                 .vsync_start = 771,
 197                                 .vsync_end = 777,
 198                                 .vtotal = 806,
 199                                 .flags = 0,
 200                         },
 201                 },
 202         },
 203 };
 204
 205 static const struct rcar_du_platform_data du_pdata __initconst = {
 206         .encoders = du_encoders,
 207         .num_encoders = ARRAY_SIZE(du_encoders),
 208 };
 209
 210 static const struct resource du_resources[] __initconst = {
 211         DEFINE_RES_MEM(0xfff80000, 0x40000),
 212         DEFINE_RES_IRQ(gic_iid(0x3f)),
 213 };
 214
 215 static void __init marzen_add_du_device(void)
 216 {
 217         struct platform_device_info info = {
 218                 .name = "rcar-du-r8a7779",
 219                 .id = -1,
 220                 .res = du_resources,
 221                 .num_res = ARRAY_SIZE(du_resources),
 222                 .data = &du_pdata,
 223                 .size_data = sizeof(du_pdata),
 224                 .dma_mask = DMA_BIT_MASK(32),
 225         };
 226
 227         platform_device_register_full(&info);
 228 }
 229
 230 /* LEDS */
 231 static struct gpio_led marzen_leds[] = {
 232         {
 233                 .name           = "led2",
 234                 .gpio           = RCAR_GP_PIN(4, 29),
 235                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 236         }, {
 237                 .name           = "led3",
 238                 .gpio           = RCAR_GP_PIN(4, 30),
 239                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 240         }, {
 241                 .name           = "led4",
 242                 .gpio           = RCAR_GP_PIN(4, 31),
 243                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 244         },
 245 };
 246
 247 static struct gpio_led_platform_data marzen_leds_pdata = {
 248         .leds           = marzen_leds,
 249         .num_leds       = ARRAY_SIZE(marzen_leds),
 250 };
 251
 252 static struct platform_device leds_device = {
 253         .name   = "leds-gpio",
 254         .id     = 0,
 255         .dev    = {
 256                 .platform_data  = &marzen_leds_pdata,
 257         },
 258 };
 259
 260 static struct rcar_vin_platform_data vin_platform_data __initdata = {
 261         .flags  = RCAR_VIN_BT656,
 262 };
 263
 264 #define MARZEN_CAMERA(idx)                                      \
 265 static struct i2c_board_info camera##idx##_info = {             \
 266         I2C_BOARD_INFO("adv7180", 0x20 + (idx)),                \
 267 };                                                              \
 268                                                                 \
 269 static struct soc_camera_link iclink##idx##_adv7180 = {         \
 270         .bus_id         = 1 + 2 * (idx),                        \
 271         .i2c_adapter_id = 0,                                    \
 272         .board_info     = &camera##idx##_info,                  \
 273 };                                                              \
 274                                                                 \
 275 static struct platform_device camera##idx##_device = {          \
 276         .name   = "soc-camera-pdrv",                            \
 277         .id     = idx,                                          \
 278         .dev    = {                                             \
 279                 .platform_data  = &iclink##idx##_adv7180,       \
 280         },                                                      \
 281 };
 282
 283 MARZEN_CAMERA(0);
 284 MARZEN_CAMERA(1);
 285
 286 static struct platform_device *marzen_devices[] __initdata = {
 287         &eth_device,
 288         &sdhi0_device,
 289         &thermal_device,
 290         &hspi_device,
 291         &leds_device,
 292         &usb_phy,
 293         &camera0_device,
 294         &camera1_device,
 295 };
 296
 297 static const struct pinctrl_map marzen_pinctrl_map[] = {
 298         /* DU (CN10: ARGB0, CN13: LVDS) */
 299         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 300                                   "du0_rgb888", "du0"),
 301         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 302                                   "du0_sync_1", "du0"),
 303         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 304                                   "du0_clk_out_0", "du0"),
 305         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 306                                   "du1_rgb666", "du1"),
 307         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 308                                   "du1_sync_1", "du1"),
 309         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 310                                   "du1_clk_out", "du1"),
 311         /* HSPI0 */
 312         PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
 313                                   "hspi0", "hspi0"),
 314         /* SCIF2 (CN18: DEBUG0) */
 315         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
 316                                   "scif2_data_c", "scif2"),
 317         /* SCIF4 (CN19: DEBUG1) */
 318         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
 319                                   "scif4_data", "scif4"),
 320         /* SDHI0 */
 321         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 322                                   "sdhi0_data4", "sdhi0"),
 323         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 324                                   "sdhi0_ctrl", "sdhi0"),
 325         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 326                                   "sdhi0_cd", "sdhi0"),
 327         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 328                                   "sdhi0_wp", "sdhi0"),
 329         /* SMSC */
 330         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 331                                   "intc_irq1_b", "intc"),
 332         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 333                                   "lbsc_ex_cs0", "lbsc"),
 334         /* USB0 */
 335         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 336                                   "usb0", "usb0"),
 337         /* USB1 */
 338         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 339                                   "usb1", "usb1"),
 340         /* USB2 */
 341         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
 342                                   "usb2", "usb2"),
 343         /* VIN1 */
 344         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 345                                   "vin1_clk", "vin1"),
 346         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 347                                   "vin1_data8", "vin1"),
 348         /* VIN3 */
 349         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 350                                   "vin3_clk", "vin3"),
 351         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 352                                   "vin3_data8", "vin3"),
 353 };
 354
 355 static void __init marzen_init(void)
 356 {
 357         regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
 358                                 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
 359         regulator_register_fixed(1, dummy_supplies,
 360                                 ARRAY_SIZE(dummy_supplies));
 361
 362         pinctrl_register_mappings(marzen_pinctrl_map,
 363                                   ARRAY_SIZE(marzen_pinctrl_map));
 364         r8a7779_pinmux_init();
 365         r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
 366
 367         r8a7779_add_standard_devices();
 368         r8a7779_add_vin_device(1, &vin_platform_data);
 369         r8a7779_add_vin_device(3, &vin_platform_data);
 370         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 371         marzen_add_du_device();
 372 }
 373
 374 static const char *marzen_boards_compat_dt[] __initdata = {
 375         "renesas,marzen",
 376         NULL,
 377 };
 378
 379 DT_MACHINE_START(MARZEN, "marzen")
 380         .smp            = smp_ops(r8a7779_smp_ops),
 381         .map_io         = r8a7779_map_io,
 382         .init_early     = r8a7779_add_early_devices,
 383         .init_irq       = r8a7779_init_irq_dt,
 384         .init_machine   = marzen_init,
 385         .init_late      = r8a7779_init_late,
 386         .dt_compat      = marzen_boards_compat_dt,
 387         .init_time      = r8a7779_earlytimer_init,
 388 MACHINE_END