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/camera-rcar.h>
  33 #include <linux/platform_data/gpio-rcar.h>
  34 #include <linux/platform_data/rcar-du.h>
  35 #include <linux/platform_data/usb-rcar-phy.h>
  36 #include <linux/regulator/fixed.h>
  37 #include <linux/regulator/machine.h>
  38 #include <linux/smsc911x.h>
  39 #include <linux/spi/spi.h>
  40 #include <linux/spi/sh_hspi.h>
  41 #include <linux/mmc/host.h>
  42 #include <linux/mmc/sh_mobile_sdhi.h>
  43 #include <linux/mfd/tmio.h>
  44 #include <media/soc_camera.h>
  45 #include <mach/r8a7779.h>
  46 #include <mach/common.h>
  47 #include <mach/irqs.h>
  48 #include <asm/mach-types.h>
  49 #include <asm/mach/arch.h>
  50 #include <asm/traps.h>
  51
  52 /* Fixed 3.3V regulator to be used by SDHI0 */
  53 static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
  54         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
  55         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
  56 };
  57
  58 /* Dummy supplies, where voltage doesn't matter */
  59 static struct regulator_consumer_supply dummy_supplies[] = {
  60         REGULATOR_SUPPLY("vddvario", "smsc911x"),
  61         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
  62 };
  63
  64 /* USB PHY */
  65 static struct resource usb_phy_resources[] = {
  66         [0] = {
  67                 .start          = 0xffe70800,
  68                 .end            = 0xffe70900 - 1,
  69                 .flags          = IORESOURCE_MEM,
  70         },
  71 };
  72
  73 static struct rcar_phy_platform_data usb_phy_platform_data;
  74
  75 static struct platform_device usb_phy = {
  76         .name           = "rcar_usb_phy",
  77         .id             = -1,
  78         .dev  = {
  79                 .platform_data = &usb_phy_platform_data,
  80         },
  81         .resource       = usb_phy_resources,
  82         .num_resources  = ARRAY_SIZE(usb_phy_resources),
  83 };
  84
  85 /* SMSC LAN89218 */
  86 static struct resource smsc911x_resources[] = {
  87         [0] = {
  88                 .start          = 0x18000000, /* ExCS0 */
  89                 .end            = 0x180000ff, /* A1->A7 */
  90                 .flags          = IORESOURCE_MEM,
  91         },
  92         [1] = {
  93                 .start          = irq_pin(1), /* IRQ 1 */
  94                 .flags          = IORESOURCE_IRQ,
  95         },
  96 };
  97
  98 static struct smsc911x_platform_config smsc911x_platdata = {
  99         .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
 100         .phy_interface  = PHY_INTERFACE_MODE_MII,
 101         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 102         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 103 };
 104
 105 static struct platform_device eth_device = {
 106         .name           = "smsc911x",
 107         .id             = -1,
 108         .dev  = {
 109                 .platform_data = &smsc911x_platdata,
 110         },
 111         .resource       = smsc911x_resources,
 112         .num_resources  = ARRAY_SIZE(smsc911x_resources),
 113 };
 114
 115 static struct resource sdhi0_resources[] = {
 116         [0] = {
 117                 .name   = "sdhi0",
 118                 .start  = 0xffe4c000,
 119                 .end    = 0xffe4c0ff,
 120                 .flags  = IORESOURCE_MEM,
 121         },
 122         [1] = {
 123                 .start  = gic_iid(0x88),
 124                 .flags  = IORESOURCE_IRQ,
 125         },
 126 };
 127
 128 static struct sh_mobile_sdhi_info sdhi0_platform_data = {
 129         .dma_slave_tx = HPBDMA_SLAVE_SDHI0_TX,
 130         .dma_slave_rx = HPBDMA_SLAVE_SDHI0_RX,
 131         .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
 132         .tmio_caps = MMC_CAP_SD_HIGHSPEED,
 133 };
 134
 135 static struct platform_device sdhi0_device = {
 136         .name = "sh_mobile_sdhi",
 137         .num_resources = ARRAY_SIZE(sdhi0_resources),
 138         .resource = sdhi0_resources,
 139         .id = 0,
 140         .dev = {
 141                 .platform_data = &sdhi0_platform_data,
 142         }
 143 };
 144
 145 /* Thermal */
 146 static struct resource thermal_resources[] = {
 147         [0] = {
 148                 .start          = 0xFFC48000,
 149                 .end            = 0xFFC48038 - 1,
 150                 .flags          = IORESOURCE_MEM,
 151         },
 152 };
 153
 154 static struct platform_device thermal_device = {
 155         .name           = "rcar_thermal",
 156         .resource       = thermal_resources,
 157         .num_resources  = ARRAY_SIZE(thermal_resources),
 158 };
 159
 160 /* HSPI */
 161 static struct resource hspi_resources[] = {
 162         [0] = {
 163                 .start          = 0xFFFC7000,
 164                 .end            = 0xFFFC7018 - 1,
 165                 .flags          = IORESOURCE_MEM,
 166         },
 167 };
 168
 169 static struct platform_device hspi_device = {
 170         .name   = "sh-hspi",
 171         .id     = 0,
 172         .resource       = hspi_resources,
 173         .num_resources  = ARRAY_SIZE(hspi_resources),
 174 };
 175
 176 /*
 177  * DU
 178  *
 179  * The panel only specifies the [hv]display and [hv]total values. The position
 180  * and width of the sync pulses don't matter, they're copied from VESA timings.
 181  */
 182 static struct rcar_du_encoder_data du_encoders[] = {
 183         {
 184                 .type = RCAR_DU_ENCODER_VGA,
 185                 .output = RCAR_DU_OUTPUT_DPAD0,
 186         }, {
 187                 .type = RCAR_DU_ENCODER_LVDS,
 188                 .output = RCAR_DU_OUTPUT_DPAD1,
 189                 .connector.lvds.panel = {
 190                         .width_mm = 210,
 191                         .height_mm = 158,
 192                         .mode = {
 193                                 .clock = 65000,
 194                                 .hdisplay = 1024,
 195                                 .hsync_start = 1048,
 196                                 .hsync_end = 1184,
 197                                 .htotal = 1344,
 198                                 .vdisplay = 768,
 199                                 .vsync_start = 771,
 200                                 .vsync_end = 777,
 201                                 .vtotal = 806,
 202                                 .flags = 0,
 203                         },
 204                 },
 205         },
 206 };
 207
 208 static const struct rcar_du_platform_data du_pdata __initconst = {
 209         .encoders = du_encoders,
 210         .num_encoders = ARRAY_SIZE(du_encoders),
 211 };
 212
 213 static const struct resource du_resources[] __initconst = {
 214         DEFINE_RES_MEM(0xfff80000, 0x40000),
 215         DEFINE_RES_IRQ(gic_iid(0x3f)),
 216 };
 217
 218 static void __init marzen_add_du_device(void)
 219 {
 220         struct platform_device_info info = {
 221                 .name = "rcar-du-r8a7779",
 222                 .id = -1,
 223                 .res = du_resources,
 224                 .num_res = ARRAY_SIZE(du_resources),
 225                 .data = &du_pdata,
 226                 .size_data = sizeof(du_pdata),
 227                 .dma_mask = DMA_BIT_MASK(32),
 228         };
 229
 230         platform_device_register_full(&info);
 231 }
 232
 233 /* LEDS */
 234 static struct gpio_led marzen_leds[] = {
 235         {
 236                 .name           = "led2",
 237                 .gpio           = RCAR_GP_PIN(4, 29),
 238                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 239         }, {
 240                 .name           = "led3",
 241                 .gpio           = RCAR_GP_PIN(4, 30),
 242                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 243         }, {
 244                 .name           = "led4",
 245                 .gpio           = RCAR_GP_PIN(4, 31),
 246                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 247         },
 248 };
 249
 250 static struct gpio_led_platform_data marzen_leds_pdata = {
 251         .leds           = marzen_leds,
 252         .num_leds       = ARRAY_SIZE(marzen_leds),
 253 };
 254
 255 static struct platform_device leds_device = {
 256         .name   = "leds-gpio",
 257         .id     = 0,
 258         .dev    = {
 259                 .platform_data  = &marzen_leds_pdata,
 260         },
 261 };
 262
 263 /* VIN */
 264 static struct rcar_vin_platform_data vin_platform_data __initdata = {
 265         .flags  = RCAR_VIN_BT656,
 266 };
 267
 268 #define MARZEN_VIN(idx)                                         \
 269 static struct resource vin##idx##_resources[] __initdata = {    \
 270         DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000),    \
 271         DEFINE_RES_IRQ(gic_iid(0x5f + (idx))),                  \
 272 };                                                              \
 273                                                                 \
 274 static struct platform_device_info vin##idx##_info __initdata = { \
 275         .parent         = &platform_bus,                        \
 276         .name           = "r8a7779-vin",                        \
 277         .id             = idx,                                  \
 278         .res            = vin##idx##_resources,                 \
 279         .num_res        = ARRAY_SIZE(vin##idx##_resources),     \
 280         .dma_mask       = DMA_BIT_MASK(32),                     \
 281         .data           = &vin_platform_data,                   \
 282         .size_data      = sizeof(vin_platform_data),            \
 283 }
 284 MARZEN_VIN(1);
 285 MARZEN_VIN(3);
 286
 287 #define MARZEN_CAMERA(idx)                                      \
 288 static struct i2c_board_info camera##idx##_info = {             \
 289         I2C_BOARD_INFO("adv7180", 0x20 + (idx)),                \
 290 };                                                              \
 291                                                                 \
 292 static struct soc_camera_link iclink##idx##_adv7180 = {         \
 293         .bus_id         = 1 + 2 * (idx),                        \
 294         .i2c_adapter_id = 0,                                    \
 295         .board_info     = &camera##idx##_info,                  \
 296 };                                                              \
 297                                                                 \
 298 static struct platform_device camera##idx##_device = {          \
 299         .name   = "soc-camera-pdrv",                            \
 300         .id     = idx,                                          \
 301         .dev    = {                                             \
 302                 .platform_data  = &iclink##idx##_adv7180,       \
 303         },                                                      \
 304 };
 305
 306 MARZEN_CAMERA(0);
 307 MARZEN_CAMERA(1);
 308
 309 static struct platform_device *marzen_devices[] __initdata = {
 310         &eth_device,
 311         &sdhi0_device,
 312         &thermal_device,
 313         &hspi_device,
 314         &leds_device,
 315         &usb_phy,
 316         &camera0_device,
 317         &camera1_device,
 318 };
 319
 320 static const struct pinctrl_map marzen_pinctrl_map[] = {
 321         /* DU (CN10: ARGB0, CN13: LVDS) */
 322         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 323                                   "du0_rgb888", "du0"),
 324         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 325                                   "du0_sync_1", "du0"),
 326         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 327                                   "du0_clk_out_0", "du0"),
 328         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 329                                   "du1_rgb666", "du1"),
 330         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 331                                   "du1_sync_1", "du1"),
 332         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 333                                   "du1_clk_out", "du1"),
 334         /* HSPI0 */
 335         PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
 336                                   "hspi0", "hspi0"),
 337         /* SCIF2 (CN18: DEBUG0) */
 338         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
 339                                   "scif2_data_c", "scif2"),
 340         /* SCIF4 (CN19: DEBUG1) */
 341         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
 342                                   "scif4_data", "scif4"),
 343         /* SDHI0 */
 344         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 345                                   "sdhi0_data4", "sdhi0"),
 346         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 347                                   "sdhi0_ctrl", "sdhi0"),
 348         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 349                                   "sdhi0_cd", "sdhi0"),
 350         /* SMSC */
 351         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 352                                   "intc_irq1_b", "intc"),
 353         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 354                                   "lbsc_ex_cs0", "lbsc"),
 355         /* USB0 */
 356         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 357                                   "usb0", "usb0"),
 358         /* USB1 */
 359         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 360                                   "usb1", "usb1"),
 361         /* USB2 */
 362         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
 363                                   "usb2", "usb2"),
 364         /* VIN1 */
 365         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 366                                   "vin1_clk", "vin1"),
 367         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 368                                   "vin1_data8", "vin1"),
 369         /* VIN3 */
 370         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 371                                   "vin3_clk", "vin3"),
 372         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 373                                   "vin3_data8", "vin3"),
 374 };
 375
 376 static void __init marzen_init(void)
 377 {
 378         regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
 379                                 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
 380         regulator_register_fixed(1, dummy_supplies,
 381                                 ARRAY_SIZE(dummy_supplies));
 382
 383         pinctrl_register_mappings(marzen_pinctrl_map,
 384                                   ARRAY_SIZE(marzen_pinctrl_map));
 385         r8a7779_pinmux_init();
 386         r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
 387
 388         r8a7779_add_standard_devices();
 389         platform_device_register_full(&vin1_info);
 390         platform_device_register_full(&vin3_info);
 391         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 392         marzen_add_du_device();
 393 }
 394
 395 static const char *marzen_boards_compat_dt[] __initdata = {
 396         "renesas,marzen",
 397         NULL,
 398 };
 399
 400 DT_MACHINE_START(MARZEN, "marzen")
 401         .smp            = smp_ops(r8a7779_smp_ops),
 402         .map_io         = r8a7779_map_io,
 403         .init_early     = r8a7779_add_early_devices,
 404         .init_irq       = r8a7779_init_irq_dt,
 405         .init_machine   = marzen_init,
 406         .init_late      = r8a7779_init_late,
 407         .dt_compat      = marzen_boards_compat_dt,
 408         .init_time      = r8a7779_earlytimer_init,
 409 MACHINE_END