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

   1 /*
   2  * Koelsch board support
   3  *
   4  * Copyright (C) 2013  Renesas Electronics Corporation
   5  * Copyright (C) 2013-2014  Renesas Solutions Corp.
   6  * Copyright (C) 2013  Magnus Damm
   7  * Copyright (C) 2014  Cogent Embedded, Inc.
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; version 2 of the License.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  */
  18
  19 #include <linux/dma-mapping.h>
  20 #include <linux/gpio.h>
  21 #include <linux/gpio_keys.h>
  22 #include <linux/input.h>
  23 #include <linux/irq.h>
  24 #include <linux/kernel.h>
  25 #include <linux/leds.h>
  26 #include <linux/mfd/tmio.h>
  27 #include <linux/mmc/host.h>
  28 #include <linux/mmc/sh_mobile_sdhi.h>
  29 #include <linux/mtd/mtd.h>
  30 #include <linux/mtd/partitions.h>
  31 #include <linux/phy.h>
  32 #include <linux/pinctrl/machine.h>
  33 #include <linux/platform_data/gpio-rcar.h>
  34 #include <linux/platform_data/rcar-du.h>
  35 #include <linux/platform_device.h>
  36 #include <linux/regulator/driver.h>
  37 #include <linux/regulator/fixed.h>
  38 #include <linux/regulator/gpio-regulator.h>
  39 #include <linux/regulator/machine.h>
  40 #include <linux/sh_eth.h>
  41 #include <linux/spi/flash.h>
  42 #include <linux/spi/rspi.h>
  43 #include <linux/spi/spi.h>
  44
  45 #include <asm/mach-types.h>
  46 #include <asm/mach/arch.h>
  47
  48 #include "common.h"
  49 #include "irqs.h"
  50 #include "r8a7791.h"
  51 #include "rcar-gen2.h"
  52
  53 /* DU */
  54 static struct rcar_du_encoder_data koelsch_du_encoders[] = {
  55         {
  56                 .type = RCAR_DU_ENCODER_NONE,
  57                 .output = RCAR_DU_OUTPUT_LVDS0,
  58                 .connector.lvds.panel = {
  59                         .width_mm = 210,
  60                         .height_mm = 158,
  61                         .mode = {
  62                                 .pixelclock = 65000000,
  63                                 .hactive = 1024,
  64                                 .hfront_porch = 20,
  65                                 .hback_porch = 160,
  66                                 .hsync_len = 136,
  67                                 .vactive = 768,
  68                                 .vfront_porch = 3,
  69                                 .vback_porch = 29,
  70                                 .vsync_len = 6,
  71                         },
  72                 },
  73         },
  74 };
  75
  76 static const struct rcar_du_platform_data koelsch_du_pdata __initconst = {
  77         .encoders = koelsch_du_encoders,
  78         .num_encoders = ARRAY_SIZE(koelsch_du_encoders),
  79 };
  80
  81 static const struct resource du_resources[] __initconst = {
  82         DEFINE_RES_MEM(0xfeb00000, 0x40000),
  83         DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"),
  84         DEFINE_RES_IRQ(gic_spi(256)),
  85         DEFINE_RES_IRQ(gic_spi(268)),
  86 };
  87
  88 static void __init koelsch_add_du_device(void)
  89 {
  90         struct platform_device_info info = {
  91                 .name = "rcar-du-r8a7791",
  92                 .id = -1,
  93                 .res = du_resources,
  94                 .num_res = ARRAY_SIZE(du_resources),
  95                 .data = &koelsch_du_pdata,
  96                 .size_data = sizeof(koelsch_du_pdata),
  97                 .dma_mask = DMA_BIT_MASK(32),
  98         };
  99
 100         platform_device_register_full(&info);
 101 }
 102
 103 /* Ether */
 104 static const struct sh_eth_plat_data ether_pdata __initconst = {
 105         .phy                    = 0x1,
 106         .phy_irq                = irq_pin(0),
 107         .edmac_endian           = EDMAC_LITTLE_ENDIAN,
 108         .phy_interface          = PHY_INTERFACE_MODE_RMII,
 109         .ether_link_active_low  = 1,
 110 };
 111
 112 static const struct resource ether_resources[] __initconst = {
 113         DEFINE_RES_MEM(0xee700000, 0x400),
 114         DEFINE_RES_IRQ(gic_spi(162)),
 115 };
 116
 117 static const struct platform_device_info ether_info __initconst = {
 118         .parent         = &platform_bus,
 119         .name           = "r8a7791-ether",
 120         .id             = -1,
 121         .res            = ether_resources,
 122         .num_res        = ARRAY_SIZE(ether_resources),
 123         .data           = &ether_pdata,
 124         .size_data      = sizeof(ether_pdata),
 125         .dma_mask       = DMA_BIT_MASK(32),
 126 };
 127
 128 /* LEDS */
 129 static struct gpio_led koelsch_leds[] = {
 130         {
 131                 .name           = "led8",
 132                 .gpio           = RCAR_GP_PIN(2, 21),
 133                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 134         }, {
 135                 .name           = "led7",
 136                 .gpio           = RCAR_GP_PIN(2, 20),
 137                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 138         }, {
 139                 .name           = "led6",
 140                 .gpio           = RCAR_GP_PIN(2, 19),
 141                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 142         },
 143 };
 144
 145 static const struct gpio_led_platform_data koelsch_leds_pdata __initconst = {
 146         .leds           = koelsch_leds,
 147         .num_leds       = ARRAY_SIZE(koelsch_leds),
 148 };
 149
 150 /* GPIO KEY */
 151 #define GPIO_KEY(c, g, d, ...) \
 152         { .code = c, .gpio = g, .desc = d, .active_low = 1, \
 153           .wakeup = 1, .debounce_interval = 20 }
 154
 155 static struct gpio_keys_button gpio_buttons[] = {
 156         GPIO_KEY(KEY_4,         RCAR_GP_PIN(5, 3),      "SW2-pin4"),
 157         GPIO_KEY(KEY_3,         RCAR_GP_PIN(5, 2),      "SW2-pin3"),
 158         GPIO_KEY(KEY_2,         RCAR_GP_PIN(5, 1),      "SW2-pin2"),
 159         GPIO_KEY(KEY_1,         RCAR_GP_PIN(5, 0),      "SW2-pin1"),
 160         GPIO_KEY(KEY_G,         RCAR_GP_PIN(7, 6),      "SW36"),
 161         GPIO_KEY(KEY_F,         RCAR_GP_PIN(7, 5),      "SW35"),
 162         GPIO_KEY(KEY_E,         RCAR_GP_PIN(7, 4),      "SW34"),
 163         GPIO_KEY(KEY_D,         RCAR_GP_PIN(7, 3),      "SW33"),
 164         GPIO_KEY(KEY_C,         RCAR_GP_PIN(7, 2),      "SW32"),
 165         GPIO_KEY(KEY_B,         RCAR_GP_PIN(7, 1),      "SW31"),
 166         GPIO_KEY(KEY_A,         RCAR_GP_PIN(7, 0),      "SW30"),
 167 };
 168
 169 static const struct gpio_keys_platform_data koelsch_keys_pdata __initconst = {
 170         .buttons        = gpio_buttons,
 171         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 172 };
 173
 174 /* QSPI */
 175 static const struct resource qspi_resources[] __initconst = {
 176         DEFINE_RES_MEM(0xe6b10000, 0x1000),
 177         DEFINE_RES_IRQ_NAMED(gic_spi(184), "mux"),
 178 };
 179
 180 static const struct rspi_plat_data qspi_pdata __initconst = {
 181         .num_chipselect = 1,
 182 };
 183
 184 /* SPI Flash memory (Spansion S25FL512SAGMFIG11 64 MiB) */
 185 static struct mtd_partition spi_flash_part[] = {
 186         {
 187                 .name           = "loader",
 188                 .offset         = 0x00000000,
 189                 .size           = 512 * 1024,
 190                 .mask_flags     = MTD_WRITEABLE,
 191         },
 192         {
 193                 .name           = "bootenv",
 194                 .offset         = MTDPART_OFS_APPEND,
 195                 .size           = 512 * 1024,
 196                 .mask_flags     = MTD_WRITEABLE,
 197         },
 198         {
 199                 .name           = "data",
 200                 .offset         = MTDPART_OFS_APPEND,
 201                 .size           = MTDPART_SIZ_FULL,
 202         },
 203 };
 204
 205 static const struct flash_platform_data spi_flash_data = {
 206         .name           = "m25p80",
 207         .parts          = spi_flash_part,
 208         .nr_parts       = ARRAY_SIZE(spi_flash_part),
 209         .type           = "s25fl512s",
 210 };
 211
 212 static const struct spi_board_info spi_info[] __initconst = {
 213         {
 214                 .modalias       = "m25p80",
 215                 .platform_data  = &spi_flash_data,
 216                 .mode           = SPI_MODE_0 | SPI_TX_QUAD | SPI_RX_QUAD,
 217                 .max_speed_hz   = 30000000,
 218                 .bus_num        = 0,
 219                 .chip_select    = 0,
 220         },
 221 };
 222
 223 /* SATA0 */
 224 static const struct resource sata0_resources[] __initconst = {
 225         DEFINE_RES_MEM(0xee300000, 0x2000),
 226         DEFINE_RES_IRQ(gic_spi(105)),
 227 };
 228
 229 static const struct platform_device_info sata0_info __initconst = {
 230         .parent         = &platform_bus,
 231         .name           = "sata-r8a7791",
 232         .id             = 0,
 233         .res            = sata0_resources,
 234         .num_res        = ARRAY_SIZE(sata0_resources),
 235         .dma_mask       = DMA_BIT_MASK(32),
 236 };
 237
 238 /* I2C */
 239 static const struct resource i2c_resources[] __initconst = {
 240         /* I2C0 */
 241         DEFINE_RES_MEM(0xE6508000, 0x40),
 242         DEFINE_RES_IRQ(gic_spi(287)),
 243         /* I2C1 */
 244         DEFINE_RES_MEM(0xE6518000, 0x40),
 245         DEFINE_RES_IRQ(gic_spi(288)),
 246         /* I2C2 */
 247         DEFINE_RES_MEM(0xE6530000, 0x40),
 248         DEFINE_RES_IRQ(gic_spi(286)),
 249         /* I2C3 */
 250         DEFINE_RES_MEM(0xE6540000, 0x40),
 251         DEFINE_RES_IRQ(gic_spi(290)),
 252         /* I2C4 */
 253         DEFINE_RES_MEM(0xE6520000, 0x40),
 254         DEFINE_RES_IRQ(gic_spi(19)),
 255         /* I2C5 */
 256         DEFINE_RES_MEM(0xE6528000, 0x40),
 257         DEFINE_RES_IRQ(gic_spi(20)),
 258 };
 259
 260 static void __init koelsch_add_i2c(unsigned idx)
 261 {
 262         unsigned res_idx = idx * 2;
 263
 264         BUG_ON(res_idx >= ARRAY_SIZE(i2c_resources));
 265
 266         platform_device_register_simple("i2c-rcar_gen2", idx,
 267                                         i2c_resources + res_idx, 2);
 268 }
 269
 270 #define SDHI_REGULATOR(idx, vdd_pin, vccq_pin)                          \
 271 static struct regulator_consumer_supply vcc_sdhi##idx##_consumer =      \
 272         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi." #idx);               \
 273                                                                         \
 274 static struct regulator_init_data vcc_sdhi##idx##_init_data = {         \
 275         .constraints = {                                                \
 276                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,              \
 277         },                                                              \
 278         .consumer_supplies      = &vcc_sdhi##idx##_consumer,            \
 279         .num_consumer_supplies  = 1,                                    \
 280 };                                                                      \
 281                                                                         \
 282 static const struct fixed_voltage_config vcc_sdhi##idx##_info __initconst = {\
 283         .supply_name    = "SDHI" #idx "Vcc",                            \
 284         .microvolts     = 3300000,                                      \
 285         .gpio           = vdd_pin,                                      \
 286         .enable_high    = 1,                                            \
 287         .init_data      = &vcc_sdhi##idx##_init_data,                   \
 288 };                                                                      \
 289                                                                         \
 290 static struct regulator_consumer_supply vccq_sdhi##idx##_consumer =     \
 291         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi." #idx);              \
 292                                                                         \
 293 static struct regulator_init_data vccq_sdhi##idx##_init_data = {        \
 294         .constraints = {                                                \
 295                 .input_uV       = 3300000,                              \
 296                 .min_uV         = 1800000,                              \
 297                 .max_uV         = 3300000,                              \
 298                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |            \
 299                                   REGULATOR_CHANGE_STATUS,              \
 300         },                                                              \
 301         .consumer_supplies      = &vccq_sdhi##idx##_consumer,           \
 302         .num_consumer_supplies  = 1,                                    \
 303 };                                                                      \
 304                                                                         \
 305 static struct gpio vccq_sdhi##idx##_gpio =                              \
 306         { vccq_pin, GPIOF_OUT_INIT_HIGH, "vccq-sdhi" #idx };            \
 307                                                                         \
 308 static struct gpio_regulator_state vccq_sdhi##idx##_states[] = {        \
 309         { .value = 1800000, .gpios = 0 },                               \
 310         { .value = 3300000, .gpios = 1 },                               \
 311 };                                                                      \
 312                                                                         \
 313 static const struct gpio_regulator_config vccq_sdhi##idx##_info __initconst = {\
 314         .supply_name    = "vqmmc",                                      \
 315         .gpios          = &vccq_sdhi##idx##_gpio,                       \
 316         .nr_gpios       = 1,                                            \
 317         .states         = vccq_sdhi##idx##_states,                      \
 318         .nr_states      = ARRAY_SIZE(vccq_sdhi##idx##_states),          \
 319         .type           = REGULATOR_VOLTAGE,                            \
 320         .init_data      = &vccq_sdhi##idx##_init_data,                  \
 321 };
 322
 323 SDHI_REGULATOR(0, RCAR_GP_PIN(7, 17), RCAR_GP_PIN(2, 12));
 324 SDHI_REGULATOR(1, RCAR_GP_PIN(7, 18), RCAR_GP_PIN(2, 13));
 325 SDHI_REGULATOR(2, RCAR_GP_PIN(7, 19), RCAR_GP_PIN(2, 26));
 326
 327 /* SDHI0 */
 328 static struct sh_mobile_sdhi_info sdhi0_info __initdata = {
 329         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
 330                           MMC_CAP_POWER_OFF_CARD,
 331         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT,
 332 };
 333
 334 static struct resource sdhi0_resources[] __initdata = {
 335         DEFINE_RES_MEM(0xee100000, 0x200),
 336         DEFINE_RES_IRQ(gic_spi(165)),
 337 };
 338
 339 /* SDHI1 */
 340 static struct sh_mobile_sdhi_info sdhi1_info __initdata = {
 341         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
 342                           MMC_CAP_POWER_OFF_CARD,
 343         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT,
 344 };
 345
 346 static struct resource sdhi1_resources[] __initdata = {
 347         DEFINE_RES_MEM(0xee140000, 0x100),
 348         DEFINE_RES_IRQ(gic_spi(167)),
 349 };
 350
 351 /* SDHI2 */
 352 static struct sh_mobile_sdhi_info sdhi2_info __initdata = {
 353         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
 354                           MMC_CAP_POWER_OFF_CARD,
 355         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT |
 356                           TMIO_MMC_WRPROTECT_DISABLE,
 357 };
 358
 359 static struct resource sdhi2_resources[] __initdata = {
 360         DEFINE_RES_MEM(0xee160000, 0x100),
 361         DEFINE_RES_IRQ(gic_spi(168)),
 362 };
 363
 364 static const struct pinctrl_map koelsch_pinctrl_map[] = {
 365         /* DU */
 366         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7791", "pfc-r8a7791",
 367                                   "du_rgb666", "du"),
 368         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7791", "pfc-r8a7791",
 369                                   "du_sync", "du"),
 370         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7791", "pfc-r8a7791",
 371                                   "du_clk_out_0", "du"),
 372         /* Ether */
 373         PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791",
 374                                   "eth_link", "eth"),
 375         PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791",
 376                                   "eth_mdio", "eth"),
 377         PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791",
 378                                   "eth_rmii", "eth"),
 379         PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791",
 380                                   "intc_irq0", "intc"),
 381         /* QSPI */
 382         PIN_MAP_MUX_GROUP_DEFAULT("qspi.0", "pfc-r8a7791",
 383                                   "qspi_ctrl", "qspi"),
 384         PIN_MAP_MUX_GROUP_DEFAULT("qspi.0", "pfc-r8a7791",
 385                                   "qspi_data4", "qspi"),
 386         /* SCIF0 (CN19: DEBUG SERIAL0) */
 387         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7791",
 388                                   "scif0_data_d", "scif0"),
 389         /* SCIF1 (CN20: DEBUG SERIAL1) */
 390         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7791",
 391                                   "scif1_data_d", "scif1"),
 392         /* I2C1 */
 393         PIN_MAP_MUX_GROUP_DEFAULT("i2c-rcar_gen2.1", "pfc-r8a7791",
 394                                   "i2c1_e", "i2c1"),
 395         /* I2C2 */
 396         PIN_MAP_MUX_GROUP_DEFAULT("i2c-rcar_gen2.2", "pfc-r8a7791",
 397                                   "i2c2", "i2c2"),
 398         /* I2C4 */
 399         PIN_MAP_MUX_GROUP_DEFAULT("i2c-rcar_gen2.4", "pfc-r8a7791",
 400                                   "i2c4_c", "i2c4"),
 401         /* SDHI0 */
 402         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791",
 403                                   "sdhi0_data4", "sdhi0"),
 404         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791",
 405                                   "sdhi0_ctrl", "sdhi0"),
 406         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791",
 407                                   "sdhi0_cd", "sdhi0"),
 408         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791",
 409                                   "sdhi0_wp", "sdhi0"),
 410         /* SDHI2 */
 411         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791",
 412                                   "sdhi1_data4", "sdhi1"),
 413         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791",
 414                                   "sdhi1_ctrl", "sdhi1"),
 415         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791",
 416                                   "sdhi1_cd", "sdhi1"),
 417         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791",
 418                                   "sdhi1_wp", "sdhi1"),
 419         /* SDHI2 */
 420         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-r8a7791",
 421                                   "sdhi2_data4", "sdhi2"),
 422         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-r8a7791",
 423                                   "sdhi2_ctrl", "sdhi2"),
 424         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-r8a7791",
 425                                   "sdhi2_cd", "sdhi2"),
 426 };
 427
 428 static void __init koelsch_add_standard_devices(void)
 429 {
 430         r8a7791_clock_init();
 431         pinctrl_register_mappings(koelsch_pinctrl_map,
 432                                   ARRAY_SIZE(koelsch_pinctrl_map));
 433         r8a7791_pinmux_init();
 434         r8a7791_add_standard_devices();
 435         platform_device_register_full(&ether_info);
 436         platform_device_register_data(&platform_bus, "leds-gpio", -1,
 437                                       &koelsch_leds_pdata,
 438                                       sizeof(koelsch_leds_pdata));
 439         platform_device_register_data(&platform_bus, "gpio-keys", -1,
 440                                       &koelsch_keys_pdata,
 441                                       sizeof(koelsch_keys_pdata));
 442         platform_device_register_resndata(&platform_bus, "qspi", 0,
 443                                           qspi_resources,
 444                                           ARRAY_SIZE(qspi_resources),
 445                                           &qspi_pdata, sizeof(qspi_pdata));
 446         spi_register_board_info(spi_info, ARRAY_SIZE(spi_info));
 447
 448         koelsch_add_du_device();
 449
 450         platform_device_register_full(&sata0_info);
 451
 452         koelsch_add_i2c(1);
 453         koelsch_add_i2c(2);
 454         koelsch_add_i2c(4);
 455         koelsch_add_i2c(5);
 456
 457         platform_device_register_data(&platform_bus, "reg-fixed-voltage", 0,
 458                                       &vcc_sdhi0_info, sizeof(struct fixed_voltage_config));
 459         platform_device_register_data(&platform_bus, "reg-fixed-voltage", 1,
 460                                       &vcc_sdhi1_info, sizeof(struct fixed_voltage_config));
 461         platform_device_register_data(&platform_bus, "reg-fixed-voltage", 2,
 462                                       &vcc_sdhi2_info, sizeof(struct fixed_voltage_config));
 463         platform_device_register_data(&platform_bus, "gpio-regulator", 0,
 464                                       &vccq_sdhi0_info, sizeof(struct gpio_regulator_config));
 465         platform_device_register_data(&platform_bus, "gpio-regulator", 1,
 466                                       &vccq_sdhi1_info, sizeof(struct gpio_regulator_config));
 467         platform_device_register_data(&platform_bus, "gpio-regulator", 2,
 468                                       &vccq_sdhi2_info, sizeof(struct gpio_regulator_config));
 469
 470         platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 0,
 471                                           sdhi0_resources, ARRAY_SIZE(sdhi0_resources),
 472                                           &sdhi0_info, sizeof(struct sh_mobile_sdhi_info));
 473
 474         platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 1,
 475                                           sdhi1_resources, ARRAY_SIZE(sdhi1_resources),
 476                                           &sdhi1_info, sizeof(struct sh_mobile_sdhi_info));
 477
 478         platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 2,
 479                                           sdhi2_resources, ARRAY_SIZE(sdhi2_resources),
 480                                           &sdhi2_info, sizeof(struct sh_mobile_sdhi_info));
 481
 482 }
 483
 484 /*
 485  * Ether LEDs on the Koelsch board are named LINK and ACTIVE which corresponds
 486  * to non-default 01 setting of the Micrel KSZ8041 PHY control register 1 bits
 487  * 14-15. We have to set them back to 01 from the default 00 value each time
 488  * the PHY is reset. It's also important because the PHY's LED0 signal is
 489  * connected to SoC's ETH_LINK signal and in the PHY's default mode it will
 490  * bounce on and off after each packet, which we apparently want to avoid.
 491  */
 492 static int koelsch_ksz8041_fixup(struct phy_device *phydev)
 493 {
 494         u16 phyctrl1 = phy_read(phydev, 0x1e);
 495
 496         phyctrl1 &= ~0xc000;
 497         phyctrl1 |= 0x4000;
 498         return phy_write(phydev, 0x1e, phyctrl1);
 499 }
 500
 501 static void __init koelsch_init(void)
 502 {
 503         koelsch_add_standard_devices();
 504
 505         irq_set_irq_type(irq_pin(0), IRQ_TYPE_LEVEL_LOW);
 506
 507         if (IS_ENABLED(CONFIG_PHYLIB))
 508                 phy_register_fixup_for_id("r8a7791-ether-ff:01",
 509                                           koelsch_ksz8041_fixup);
 510 }
 511
 512 static const char * const koelsch_boards_compat_dt[] __initconst = {
 513         "renesas,koelsch",
 514         NULL,
 515 };
 516
 517 DT_MACHINE_START(KOELSCH_DT, "koelsch")
 518         .smp            = smp_ops(r8a7791_smp_ops),
 519         .init_early     = shmobile_init_delay,
 520         .init_time      = rcar_gen2_timer_init,
 521         .init_machine   = koelsch_init,
 522         .init_late      = shmobile_init_late,
 523         .reserve        = rcar_gen2_reserve,
 524         .dt_compat      = koelsch_boards_compat_dt,
 525 MACHINE_END