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
  18 #include <linux/kernel.h>
  19 #include <linux/init.h>
  20 #include <linux/interrupt.h>
  21 #include <linux/irq.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/delay.h>
  24 #include <linux/io.h>
  25 #include <linux/leds.h>
  26 #include <linux/dma-mapping.h>
  27 #include <linux/pinctrl/machine.h>
  28 #include <linux/platform_data/camera-rcar.h>
  29 #include <linux/platform_data/gpio-rcar.h>
  30 #include <linux/platform_data/rcar-du.h>
  31 #include <linux/platform_data/usb-rcar-phy.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
  41 #include <media/soc_camera.h>
  42 #include <asm/mach-types.h>
  43 #include <asm/mach/arch.h>
  44 #include <asm/traps.h>
  45
  46 #include "common.h"
  47 #include "irqs.h"
  48 #include "r8a7779.h"
  49
  50 /* Fixed 3.3V regulator to be used by SDHI0 */
  51 static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
  52         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
  53         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
  54 };
  55
  56 /* Dummy supplies, where voltage doesn't matter */
  57 static struct regulator_consumer_supply dummy_supplies[] = {
  58         REGULATOR_SUPPLY("vddvario", "smsc911x"),
  59         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
  60 };
  61
  62 /* USB PHY */
  63 static struct resource usb_phy_resources[] = {
  64         [0] = {
  65                 .start          = 0xffe70800,
  66                 .end            = 0xffe70900 - 1,
  67                 .flags          = IORESOURCE_MEM,
  68         },
  69 };
  70
  71 static struct rcar_phy_platform_data usb_phy_platform_data;
  72
  73 static struct platform_device usb_phy = {
  74         .name           = "rcar_usb_phy",
  75         .id             = -1,
  76         .dev  = {
  77                 .platform_data = &usb_phy_platform_data,
  78         },
  79         .resource       = usb_phy_resources,
  80         .num_resources  = ARRAY_SIZE(usb_phy_resources),
  81 };
  82
  83 /* SMSC LAN89218 */
  84 static struct resource smsc911x_resources[] = {
  85         [0] = {
  86                 .start          = 0x18000000, /* ExCS0 */
  87                 .end            = 0x180000ff, /* A1->A7 */
  88                 .flags          = IORESOURCE_MEM,
  89         },
  90         [1] = {
  91                 .start          = irq_pin(1), /* IRQ 1 */
  92                 .flags          = IORESOURCE_IRQ,
  93         },
  94 };
  95
  96 static struct smsc911x_platform_config smsc911x_platdata = {
  97         .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
  98         .phy_interface  = PHY_INTERFACE_MODE_MII,
  99         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 100         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 101 };
 102
 103 static struct platform_device eth_device = {
 104         .name           = "smsc911x",
 105         .id             = -1,
 106         .dev  = {
 107                 .platform_data = &smsc911x_platdata,
 108         },
 109         .resource       = smsc911x_resources,
 110         .num_resources  = ARRAY_SIZE(smsc911x_resources),
 111 };
 112
 113 static struct resource sdhi0_resources[] = {
 114         [0] = {
 115                 .name   = "sdhi0",
 116                 .start  = 0xffe4c000,
 117                 .end    = 0xffe4c0ff,
 118                 .flags  = IORESOURCE_MEM,
 119         },
 120         [1] = {
 121                 .start  = gic_iid(0x88),
 122                 .flags  = IORESOURCE_IRQ,
 123         },
 124 };
 125
 126 static struct sh_mobile_sdhi_info sdhi0_platform_data = {
 127         .dma_slave_tx = HPBDMA_SLAVE_SDHI0_TX,
 128         .dma_slave_rx = HPBDMA_SLAVE_SDHI0_RX,
 129         .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
 130         .tmio_caps = MMC_CAP_SD_HIGHSPEED,
 131 };
 132
 133 static struct platform_device sdhi0_device = {
 134         .name = "sh_mobile_sdhi",
 135         .num_resources = ARRAY_SIZE(sdhi0_resources),
 136         .resource = sdhi0_resources,
 137         .id = 0,
 138         .dev = {
 139                 .platform_data = &sdhi0_platform_data,
 140         }
 141 };
 142
 143 /* Thermal */
 144 static struct resource thermal_resources[] = {
 145         [0] = {
 146                 .start          = 0xFFC48000,
 147                 .end            = 0xFFC48038 - 1,
 148                 .flags          = IORESOURCE_MEM,
 149         },
 150 };
 151
 152 static struct platform_device thermal_device = {
 153         .name           = "rcar_thermal",
 154         .resource       = thermal_resources,
 155         .num_resources  = ARRAY_SIZE(thermal_resources),
 156 };
 157
 158 /* HSPI */
 159 static struct resource hspi_resources[] = {
 160         [0] = {
 161                 .start          = 0xFFFC7000,
 162                 .end            = 0xFFFC7018 - 1,
 163                 .flags          = IORESOURCE_MEM,
 164         },
 165 };
 166
 167 static struct platform_device hspi_device = {
 168         .name   = "sh-hspi",
 169         .id     = 0,
 170         .resource       = hspi_resources,
 171         .num_resources  = ARRAY_SIZE(hspi_resources),
 172 };
 173
 174 /*
 175  * DU
 176  *
 177  * The panel only specifies the [hv]display and [hv]total values. The position
 178  * and width of the sync pulses don't matter, they're copied from VESA timings.
 179  */
 180 static struct rcar_du_encoder_data du_encoders[] = {
 181         {
 182                 .type = RCAR_DU_ENCODER_VGA,
 183                 .output = RCAR_DU_OUTPUT_DPAD0,
 184         }, {
 185                 .type = RCAR_DU_ENCODER_LVDS,
 186                 .output = RCAR_DU_OUTPUT_DPAD1,
 187                 .connector.lvds.panel = {
 188                         .width_mm = 210,
 189                         .height_mm = 158,
 190                         .mode = {
 191                                 .pixelclock = 65000000,
 192                                 .hactive = 1024,
 193                                 .hfront_porch = 20,
 194                                 .hback_porch = 160,
 195                                 .hsync_len = 136,
 196                                 .vactive = 768,
 197                                 .vfront_porch = 3,
 198                                 .vback_porch = 29,
 199                                 .vsync_len = 6,
 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 /* VIN */
 261 static struct rcar_vin_platform_data vin_platform_data __initdata = {
 262         .flags  = RCAR_VIN_BT656,
 263 };
 264
 265 #define MARZEN_VIN(idx)                                         \
 266 static struct resource vin##idx##_resources[] __initdata = {    \
 267         DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000),    \
 268         DEFINE_RES_IRQ(gic_iid(0x5f + (idx))),                  \
 269 };                                                              \
 270                                                                 \
 271 static struct platform_device_info vin##idx##_info __initdata = { \
 272         .name           = "r8a7779-vin",                        \
 273         .id             = idx,                                  \
 274         .res            = vin##idx##_resources,                 \
 275         .num_res        = ARRAY_SIZE(vin##idx##_resources),     \
 276         .dma_mask       = DMA_BIT_MASK(32),                     \
 277         .data           = &vin_platform_data,                   \
 278         .size_data      = sizeof(vin_platform_data),            \
 279 }
 280 MARZEN_VIN(1);
 281 MARZEN_VIN(3);
 282
 283 #define MARZEN_CAMERA(idx)                                      \
 284 static struct i2c_board_info camera##idx##_info = {             \
 285         I2C_BOARD_INFO("adv7180", 0x20 + (idx)),                \
 286 };                                                              \
 287                                                                 \
 288 static struct soc_camera_link iclink##idx##_adv7180 = {         \
 289         .bus_id         = 1 + 2 * (idx),                        \
 290         .i2c_adapter_id = 0,                                    \
 291         .board_info     = &camera##idx##_info,                  \
 292 };                                                              \
 293                                                                 \
 294 static struct platform_device camera##idx##_device = {          \
 295         .name   = "soc-camera-pdrv",                            \
 296         .id     = idx,                                          \
 297         .dev    = {                                             \
 298                 .platform_data  = &iclink##idx##_adv7180,       \
 299         },                                                      \
 300 };
 301
 302 MARZEN_CAMERA(0);
 303 MARZEN_CAMERA(1);
 304
 305 static struct platform_device *marzen_devices[] __initdata = {
 306         &eth_device,
 307         &sdhi0_device,
 308         &thermal_device,
 309         &hspi_device,
 310         &leds_device,
 311         &usb_phy,
 312         &camera0_device,
 313         &camera1_device,
 314 };
 315
 316 static const struct pinctrl_map marzen_pinctrl_map[] = {
 317         /* DU (CN10: ARGB0, CN13: LVDS) */
 318         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 319                                   "du0_rgb888", "du0"),
 320         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 321                                   "du0_sync_1", "du0"),
 322         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 323                                   "du0_clk_out_0", "du0"),
 324         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 325                                   "du1_rgb666", "du1"),
 326         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 327                                   "du1_sync_1", "du1"),
 328         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 329                                   "du1_clk_out", "du1"),
 330         /* HSPI0 */
 331         PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
 332                                   "hspi0", "hspi0"),
 333         /* SCIF2 (CN18: DEBUG0) */
 334         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
 335                                   "scif2_data_c", "scif2"),
 336         /* SCIF4 (CN19: DEBUG1) */
 337         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
 338                                   "scif4_data", "scif4"),
 339         /* SDHI0 */
 340         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 341                                   "sdhi0_data4", "sdhi0"),
 342         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 343                                   "sdhi0_ctrl", "sdhi0"),
 344         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 345                                   "sdhi0_cd", "sdhi0"),
 346         /* SMSC */
 347         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 348                                   "intc_irq1_b", "intc"),
 349         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 350                                   "lbsc_ex_cs0", "lbsc"),
 351         /* USB0 */
 352         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 353                                   "usb0", "usb0"),
 354         /* USB1 */
 355         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 356                                   "usb1", "usb1"),
 357         /* USB2 */
 358         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
 359                                   "usb2", "usb2"),
 360         /* VIN1 */
 361         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 362                                   "vin1_clk", "vin1"),
 363         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 364                                   "vin1_data8", "vin1"),
 365         /* VIN3 */
 366         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 367                                   "vin3_clk", "vin3"),
 368         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 369                                   "vin3_data8", "vin3"),
 370 };
 371
 372 static void __init marzen_init(void)
 373 {
 374         regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
 375                                 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
 376         regulator_register_fixed(1, dummy_supplies,
 377                                 ARRAY_SIZE(dummy_supplies));
 378
 379         pinctrl_register_mappings(marzen_pinctrl_map,
 380                                   ARRAY_SIZE(marzen_pinctrl_map));
 381         r8a7779_pinmux_init();
 382         r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
 383
 384         r8a7779_add_standard_devices();
 385         platform_device_register_full(&vin1_info);
 386         platform_device_register_full(&vin3_info);
 387         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 388         marzen_add_du_device();
 389 }
 390
 391 static const char *marzen_boards_compat_dt[] __initdata = {
 392         "renesas,marzen",
 393         NULL,
 394 };
 395
 396 DT_MACHINE_START(MARZEN, "marzen")
 397         .smp            = smp_ops(r8a7779_smp_ops),
 398         .map_io         = r8a7779_map_io,
 399         .init_early     = r8a7779_add_early_devices,
 400         .init_irq       = r8a7779_init_irq_dt,
 401         .init_machine   = marzen_init,
 402         .init_late      = r8a7779_init_late,
 403         .dt_compat      = marzen_boards_compat_dt,
 404         .init_time      = r8a7779_earlytimer_init,
 405 MACHINE_END