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