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/usb-rcar-phy.h>
  31 #include <linux/regulator/fixed.h>
  32 #include <linux/regulator/machine.h>
  33 #include <linux/smsc911x.h>
  34 #include <linux/spi/spi.h>
  35 #include <linux/spi/sh_hspi.h>
  36 #include <linux/mmc/host.h>
  37 #include <linux/mmc/sh_mobile_sdhi.h>
  38 #include <linux/mfd/tmio.h>
  39
  40 #include <media/soc_camera.h>
  41 #include <asm/mach-types.h>
  42 #include <asm/mach/arch.h>
  43 #include <asm/traps.h>
  44
  45 #include "common.h"
  46 #include "irqs.h"
  47 #include "r8a7779.h"
  48
  49 /* Fixed 3.3V regulator to be used by SDHI0 */
  50 static struct regulator_consumer_supply fixed3v3_power_consumers[] = {
  51         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
  52         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
  53 };
  54
  55 /* Dummy supplies, where voltage doesn't matter */
  56 static struct regulator_consumer_supply dummy_supplies[] = {
  57         REGULATOR_SUPPLY("vddvario", "smsc911x"),
  58         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
  59 };
  60
  61 /* USB PHY */
  62 static struct resource usb_phy_resources[] = {
  63         [0] = {
  64                 .start          = 0xffe70800,
  65                 .end            = 0xffe70900 - 1,
  66                 .flags          = IORESOURCE_MEM,
  67         },
  68 };
  69
  70 static struct rcar_phy_platform_data usb_phy_platform_data;
  71
  72 static struct platform_device usb_phy = {
  73         .name           = "rcar_usb_phy",
  74         .id             = -1,
  75         .dev  = {
  76                 .platform_data = &usb_phy_platform_data,
  77         },
  78         .resource       = usb_phy_resources,
  79         .num_resources  = ARRAY_SIZE(usb_phy_resources),
  80 };
  81
  82 /* SMSC LAN89218 */
  83 static struct resource smsc911x_resources[] = {
  84         [0] = {
  85                 .start          = 0x18000000, /* ExCS0 */
  86                 .end            = 0x180000ff, /* A1->A7 */
  87                 .flags          = IORESOURCE_MEM,
  88         },
  89         [1] = {
  90                 .start          = irq_pin(1), /* IRQ 1 */
  91                 .flags          = IORESOURCE_IRQ,
  92         },
  93 };
  94
  95 static struct smsc911x_platform_config smsc911x_platdata = {
  96         .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
  97         .phy_interface  = PHY_INTERFACE_MODE_MII,
  98         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  99         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 100 };
 101
 102 static struct platform_device eth_device = {
 103         .name           = "smsc911x",
 104         .id             = -1,
 105         .dev  = {
 106                 .platform_data = &smsc911x_platdata,
 107         },
 108         .resource       = smsc911x_resources,
 109         .num_resources  = ARRAY_SIZE(smsc911x_resources),
 110 };
 111
 112 static struct resource sdhi0_resources[] = {
 113         [0] = {
 114                 .name   = "sdhi0",
 115                 .start  = 0xffe4c000,
 116                 .end    = 0xffe4c0ff,
 117                 .flags  = IORESOURCE_MEM,
 118         },
 119         [1] = {
 120                 .start  = gic_iid(0x88),
 121                 .flags  = IORESOURCE_IRQ,
 122         },
 123 };
 124
 125 static struct tmio_mmc_data sdhi0_platform_data = {
 126         .chan_priv_tx = (void *)HPBDMA_SLAVE_SDHI0_TX,
 127         .chan_priv_rx = (void *)HPBDMA_SLAVE_SDHI0_RX,
 128         .flags        = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
 129         .capabilities = 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 /* LEDS */
 174 static struct gpio_led marzen_leds[] = {
 175         {
 176                 .name           = "led2",
 177                 .gpio           = RCAR_GP_PIN(4, 29),
 178                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 179         }, {
 180                 .name           = "led3",
 181                 .gpio           = RCAR_GP_PIN(4, 30),
 182                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 183         }, {
 184                 .name           = "led4",
 185                 .gpio           = RCAR_GP_PIN(4, 31),
 186                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 187         },
 188 };
 189
 190 static struct gpio_led_platform_data marzen_leds_pdata = {
 191         .leds           = marzen_leds,
 192         .num_leds       = ARRAY_SIZE(marzen_leds),
 193 };
 194
 195 static struct platform_device leds_device = {
 196         .name   = "leds-gpio",
 197         .id     = 0,
 198         .dev    = {
 199                 .platform_data  = &marzen_leds_pdata,
 200         },
 201 };
 202
 203 /* VIN */
 204 static struct rcar_vin_platform_data vin_platform_data __initdata = {
 205         .flags  = RCAR_VIN_BT656,
 206 };
 207
 208 #define MARZEN_VIN(idx)                                         \
 209 static struct resource vin##idx##_resources[] __initdata = {    \
 210         DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000),    \
 211         DEFINE_RES_IRQ(gic_iid(0x5f + (idx))),                  \
 212 };                                                              \
 213                                                                 \
 214 static struct platform_device_info vin##idx##_info __initdata = { \
 215         .name           = "r8a7779-vin",                        \
 216         .id             = idx,                                  \
 217         .res            = vin##idx##_resources,                 \
 218         .num_res        = ARRAY_SIZE(vin##idx##_resources),     \
 219         .dma_mask       = DMA_BIT_MASK(32),                     \
 220         .data           = &vin_platform_data,                   \
 221         .size_data      = sizeof(vin_platform_data),            \
 222 }
 223 MARZEN_VIN(1);
 224 MARZEN_VIN(3);
 225
 226 #define MARZEN_CAMERA(idx)                                      \
 227 static struct i2c_board_info camera##idx##_info = {             \
 228         I2C_BOARD_INFO("adv7180", 0x20 + (idx)),                \
 229 };                                                              \
 230                                                                 \
 231 static struct soc_camera_link iclink##idx##_adv7180 = {         \
 232         .bus_id         = 1 + 2 * (idx),                        \
 233         .i2c_adapter_id = 0,                                    \
 234         .board_info     = &camera##idx##_info,                  \
 235 };                                                              \
 236                                                                 \
 237 static struct platform_device camera##idx##_device = {          \
 238         .name   = "soc-camera-pdrv",                            \
 239         .id     = idx,                                          \
 240         .dev    = {                                             \
 241                 .platform_data  = &iclink##idx##_adv7180,       \
 242         },                                                      \
 243 };
 244
 245 MARZEN_CAMERA(0);
 246 MARZEN_CAMERA(1);
 247
 248 static struct platform_device *marzen_devices[] __initdata = {
 249         &eth_device,
 250         &sdhi0_device,
 251         &thermal_device,
 252         &hspi_device,
 253         &leds_device,
 254         &usb_phy,
 255         &camera0_device,
 256         &camera1_device,
 257 };
 258
 259 static const struct pinctrl_map marzen_pinctrl_map[] = {
 260         /* DU (CN10: ARGB0, CN13: LVDS) */
 261         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 262                                   "du0_rgb888", "du0"),
 263         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 264                                   "du0_sync_1", "du0"),
 265         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 266                                   "du0_clk_out_0", "du0"),
 267         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 268                                   "du1_rgb666", "du1"),
 269         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 270                                   "du1_sync_1", "du1"),
 271         PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7779", "pfc-r8a7779",
 272                                   "du1_clk_out", "du1"),
 273         /* HSPI0 */
 274         PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7779",
 275                                   "hspi0", "hspi0"),
 276         /* SCIF2 (CN18: DEBUG0) */
 277         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-r8a7779",
 278                                   "scif2_data_c", "scif2"),
 279         /* SCIF4 (CN19: DEBUG1) */
 280         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-r8a7779",
 281                                   "scif4_data", "scif4"),
 282         /* SDHI0 */
 283         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 284                                   "sdhi0_data4", "sdhi0"),
 285         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 286                                   "sdhi0_ctrl", "sdhi0"),
 287         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 288                                   "sdhi0_cd", "sdhi0"),
 289         /* SMSC */
 290         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 291                                   "intc_irq1_b", "intc"),
 292         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
 293                                   "lbsc_ex_cs0", "lbsc"),
 294         /* USB0 */
 295         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 296                                   "usb0", "usb0"),
 297         /* USB1 */
 298         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 299                                   "usb1", "usb1"),
 300         /* USB2 */
 301         PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.1", "pfc-r8a7779",
 302                                   "usb2", "usb2"),
 303         /* VIN1 */
 304         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 305                                   "vin1_clk", "vin1"),
 306         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.1", "pfc-r8a7779",
 307                                   "vin1_data8", "vin1"),
 308         /* VIN3 */
 309         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 310                                   "vin3_clk", "vin3"),
 311         PIN_MAP_MUX_GROUP_DEFAULT("r8a7779-vin.3", "pfc-r8a7779",
 312                                   "vin3_data8", "vin3"),
 313 };
 314
 315 static void __init marzen_init(void)
 316 {
 317         regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
 318                                 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
 319         regulator_register_fixed(1, dummy_supplies,
 320                                 ARRAY_SIZE(dummy_supplies));
 321
 322         pinctrl_register_mappings(marzen_pinctrl_map,
 323                                   ARRAY_SIZE(marzen_pinctrl_map));
 324         r8a7779_pinmux_init();
 325         r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
 326
 327         r8a7779_add_standard_devices();
 328         platform_device_register_full(&vin1_info);
 329         platform_device_register_full(&vin3_info);
 330         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 331 }
 332
 333 static const char *marzen_boards_compat_dt[] __initdata = {
 334         "renesas,marzen",
 335         NULL,
 336 };
 337
 338 DT_MACHINE_START(MARZEN, "marzen")
 339         .smp            = smp_ops(r8a7779_smp_ops),
 340         .map_io         = r8a7779_map_io,
 341         .init_early     = r8a7779_add_early_devices,
 342         .init_irq       = r8a7779_init_irq_dt,
 343         .init_machine   = marzen_init,
 344         .init_late      = r8a7779_init_late,
 345         .dt_compat      = marzen_boards_compat_dt,
 346         .init_time      = r8a7779_earlytimer_init,
 347 MACHINE_END