target/linux/ar71xx/files/arch/mips/ath79/mach-rb4xx.c

   1 /*
   2  *  MikroTik RouterBOARD 4xx series support
   3  *
   4  *  Copyright (C) 2008-2012 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #include <linux/platform_device.h>
  13 #include <linux/irq.h>
  14 #include <linux/mdio-gpio.h>
  15 #include <linux/mmc/host.h>
  16 #include <linux/spi/spi.h>
  17 #include <linux/spi/flash.h>
  18 #include <linux/spi/mmc_spi.h>
  19 #include <linux/mtd/mtd.h>
  20 #include <linux/mtd/partitions.h>
  21
  22 #include <asm/mach-ath79/ar71xx_regs.h>
  23 #include <asm/mach-ath79/ath79.h>
  24 #include <asm/mach-ath79/rb4xx_cpld.h>
  25
  26 #include "common.h"
  27 #include "dev-eth.h"
  28 #include "dev-gpio-buttons.h"
  29 #include "dev-leds-gpio.h"
  30 #include "dev-usb.h"
  31 #include "machtypes.h"
  32 #include "pci.h"
  33
  34 #define RB4XX_GPIO_USER_LED     4
  35 #define RB4XX_GPIO_RESET_SWITCH 7
  36
  37 #define RB4XX_GPIO_CPLD_BASE    32
  38 #define RB4XX_GPIO_CPLD_LED1    (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED1)
  39 #define RB4XX_GPIO_CPLD_LED2    (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED2)
  40 #define RB4XX_GPIO_CPLD_LED3    (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED3)
  41 #define RB4XX_GPIO_CPLD_LED4    (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED4)
  42 #define RB4XX_GPIO_CPLD_LED5    (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED5)
  43
  44 #define RB4XX_KEYS_POLL_INTERVAL        20      /* msecs */
  45 #define RB4XX_KEYS_DEBOUNCE_INTERVAL    (3 * RB4XX_KEYS_POLL_INTERVAL)
  46
  47 static struct gpio_led rb4xx_leds_gpio[] __initdata = {
  48         {
  49                 .name           = "rb4xx:yellow:user",
  50                 .gpio           = RB4XX_GPIO_USER_LED,
  51                 .active_low     = 0,
  52         }, {
  53                 .name           = "rb4xx:green:led1",
  54                 .gpio           = RB4XX_GPIO_CPLD_LED1,
  55                 .active_low     = 1,
  56         }, {
  57                 .name           = "rb4xx:green:led2",
  58                 .gpio           = RB4XX_GPIO_CPLD_LED2,
  59                 .active_low     = 1,
  60         }, {
  61                 .name           = "rb4xx:green:led3",
  62                 .gpio           = RB4XX_GPIO_CPLD_LED3,
  63                 .active_low     = 1,
  64         }, {
  65                 .name           = "rb4xx:green:led4",
  66                 .gpio           = RB4XX_GPIO_CPLD_LED4,
  67                 .active_low     = 1,
  68         }, {
  69                 .name           = "rb4xx:green:led5",
  70                 .gpio           = RB4XX_GPIO_CPLD_LED5,
  71                 .active_low     = 0,
  72         },
  73 };
  74
  75 static struct gpio_keys_button rb4xx_gpio_keys[] __initdata = {
  76         {
  77                 .desc           = "reset_switch",
  78                 .type           = EV_KEY,
  79                 .code           = KEY_RESTART,
  80                 .debounce_interval = RB4XX_KEYS_DEBOUNCE_INTERVAL,
  81                 .gpio           = RB4XX_GPIO_RESET_SWITCH,
  82                 .active_low     = 1,
  83         }
  84 };
  85
  86 static struct platform_device rb4xx_nand_device = {
  87         .name   = "rb4xx-nand",
  88         .id     = -1,
  89 };
  90
  91 static struct ath79_pci_irq rb4xx_pci_irqs[] __initdata = {
  92         {
  93                 .slot   = 17,
  94                 .pin    = 1,
  95                 .irq    = ATH79_PCI_IRQ(2),
  96         }, {
  97                 .slot   = 18,
  98                 .pin    = 1,
  99                 .irq    = ATH79_PCI_IRQ(0),
 100         }, {
 101                 .slot   = 18,
 102                 .pin    = 2,
 103                 .irq    = ATH79_PCI_IRQ(1),
 104         }, {
 105                 .slot   = 19,
 106                 .pin    = 1,
 107                 .irq    = ATH79_PCI_IRQ(1),
 108         }, {
 109                 .slot   = 19,
 110                 .pin    = 2,
 111                 .irq    = ATH79_PCI_IRQ(2),
 112         }, {
 113                 .slot   = 20,
 114                 .pin    = 1,
 115                 .irq    = ATH79_PCI_IRQ(2),
 116         }, {
 117                 .slot   = 20,
 118                 .pin    = 2,
 119                 .irq    = ATH79_PCI_IRQ(0),
 120         }, {
 121                 .slot   = 21,
 122                 .pin    = 1,
 123                 .irq    = ATH79_PCI_IRQ(0),
 124         }, {
 125                 .slot   = 22,
 126                 .pin    = 1,
 127                 .irq    = ATH79_PCI_IRQ(1),
 128         }, {
 129                 .slot   = 22,
 130                 .pin    = 2,
 131                 .irq    = ATH79_PCI_IRQ(2),
 132         }, {
 133                 .slot   = 23,
 134                 .pin    = 1,
 135                 .irq    = ATH79_PCI_IRQ(2),
 136         }, {
 137                 .slot   = 23,
 138                 .pin    = 2,
 139                 .irq    = ATH79_PCI_IRQ(0),
 140         }
 141 };
 142
 143 static struct mtd_partition rb4xx_partitions[] = {
 144         {
 145                 .name           = "routerboot",
 146                 .offset         = 0,
 147                 .size           = 0x0b000,
 148                 .mask_flags     = MTD_WRITEABLE,
 149         }, {
 150                 .name           = "hard_config",
 151                 .offset         = 0x0b000,
 152                 .size           = 0x01000,
 153                 .mask_flags     = MTD_WRITEABLE,
 154         }, {
 155                 .name           = "bios",
 156                 .offset         = 0x0d000,
 157                 .size           = 0x02000,
 158                 .mask_flags     = MTD_WRITEABLE,
 159         }, {
 160                 .name           = "soft_config",
 161                 .offset         = 0x0f000,
 162                 .size           = 0x01000,
 163         }
 164 };
 165
 166 static struct flash_platform_data rb4xx_flash_data = {
 167         .type           = "pm25lv512",
 168         .parts          = rb4xx_partitions,
 169         .nr_parts       = ARRAY_SIZE(rb4xx_partitions),
 170 };
 171
 172 static struct rb4xx_cpld_platform_data rb4xx_cpld_data = {
 173         .gpio_base      = RB4XX_GPIO_CPLD_BASE,
 174 };
 175
 176 static struct mmc_spi_platform_data rb4xx_mmc_data = {
 177         .ocr_mask       = MMC_VDD_32_33 | MMC_VDD_33_34,
 178 };
 179
 180 static struct spi_board_info rb4xx_spi_info[] = {
 181         {
 182                 .bus_num        = 0,
 183                 .chip_select    = 0,
 184                 .max_speed_hz   = 25000000,
 185                 .modalias       = "m25p80",
 186                 .platform_data  = &rb4xx_flash_data,
 187         }, {
 188                 .bus_num        = 0,
 189                 .chip_select    = 1,
 190                 .max_speed_hz   = 25000000,
 191                 .modalias       = "spi-rb4xx-cpld",
 192                 .platform_data  = &rb4xx_cpld_data,
 193         }
 194 };
 195
 196 static struct spi_board_info rb4xx_microsd_info[] = {
 197         {
 198                 .bus_num        = 0,
 199                 .chip_select    = 2,
 200                 .max_speed_hz   = 25000000,
 201                 .modalias       = "mmc_spi",
 202                 .platform_data  = &rb4xx_mmc_data,
 203         }
 204 };
 205
 206
 207 static struct resource rb4xx_spi_resources[] = {
 208         {
 209                 .start  = AR71XX_SPI_BASE,
 210                 .end    = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
 211                 .flags  = IORESOURCE_MEM,
 212         },
 213 };
 214
 215 static struct platform_device rb4xx_spi_device = {
 216         .name           = "rb4xx-spi",
 217         .id             = -1,
 218         .resource       = rb4xx_spi_resources,
 219         .num_resources  = ARRAY_SIZE(rb4xx_spi_resources),
 220 };
 221
 222 static void __init rb4xx_generic_setup(void)
 223 {
 224         ath79_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
 225                                    AR71XX_GPIO_FUNC_SPI_CS2_EN);
 226
 227         ath79_register_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
 228                                         rb4xx_leds_gpio);
 229
 230         ath79_register_gpio_keys_polled(-1, RB4XX_KEYS_POLL_INTERVAL,
 231                                         ARRAY_SIZE(rb4xx_gpio_keys),
 232                                         rb4xx_gpio_keys);
 233
 234         spi_register_board_info(rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
 235         platform_device_register(&rb4xx_spi_device);
 236         platform_device_register(&rb4xx_nand_device);
 237 }
 238
 239 static void __init rb411_setup(void)
 240 {
 241         rb4xx_generic_setup();
 242         spi_register_board_info(rb4xx_microsd_info,
 243                                 ARRAY_SIZE(rb4xx_microsd_info));
 244
 245         ath79_register_mdio(0, 0xfffffffc);
 246
 247         ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
 248         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 249         ath79_eth0_data.phy_mask = 0x00000003;
 250
 251         ath79_register_eth(0);
 252
 253         ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
 254         ath79_register_pci();
 255 }
 256
 257 MIPS_MACHINE(ATH79_MACH_RB_411, "411", "MikroTik RouterBOARD 411/A/AH",
 258              rb411_setup);
 259
 260 static void __init rb411u_setup(void)
 261 {
 262         rb411_setup();
 263         ath79_register_usb();
 264 }
 265
 266 MIPS_MACHINE(ATH79_MACH_RB_411U, "411U", "MikroTik RouterBOARD 411U",
 267              rb411u_setup);
 268
 269 #define RB433_LAN_PHYMASK       BIT(0)
 270 #define RB433_WAN_PHYMASK       BIT(4)
 271 #define RB433_MDIO_PHYMASK      (RB433_LAN_PHYMASK | RB433_WAN_PHYMASK)
 272
 273 static void __init rb433_setup(void)
 274 {
 275         rb4xx_generic_setup();
 276         spi_register_board_info(rb4xx_microsd_info,
 277                                 ARRAY_SIZE(rb4xx_microsd_info));
 278
 279         ath79_register_mdio(0, ~RB433_MDIO_PHYMASK);
 280
 281         ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 1);
 282         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 283         ath79_eth0_data.phy_mask = RB433_LAN_PHYMASK;
 284
 285         ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 0);
 286         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 287         ath79_eth1_data.phy_mask = RB433_WAN_PHYMASK;
 288
 289         ath79_register_eth(1);
 290         ath79_register_eth(0);
 291
 292         ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
 293         ath79_register_pci();
 294 }
 295
 296 MIPS_MACHINE(ATH79_MACH_RB_433, "433", "MikroTik RouterBOARD 433/AH",
 297              rb433_setup);
 298
 299 static void __init rb433u_setup(void)
 300 {
 301         rb433_setup();
 302         ath79_register_usb();
 303 }
 304
 305 MIPS_MACHINE(ATH79_MACH_RB_433U, "433U", "MikroTik RouterBOARD 433UAH",
 306              rb433u_setup);
 307
 308 static void __init rb435g_setup(void)
 309 {
 310         rb4xx_generic_setup();
 311
 312         spi_register_board_info(rb4xx_microsd_info,
 313                                 ARRAY_SIZE(rb4xx_microsd_info));
 314
 315         ath79_register_mdio(0, ~RB433_MDIO_PHYMASK);
 316
 317         ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 1);
 318         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 319         ath79_eth0_data.phy_mask = RB433_LAN_PHYMASK;
 320
 321         ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 0);
 322         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 323         ath79_eth1_data.phy_mask = RB433_WAN_PHYMASK;
 324
 325         ath79_register_eth(1);
 326         ath79_register_eth(0);
 327
 328         ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
 329         ath79_register_pci();
 330
 331         ath79_register_usb();
 332 }
 333
 334 MIPS_MACHINE(ATH79_MACH_RB_435G, "435G", "MikroTik RouterBOARD 435G",
 335              rb435g_setup);
 336
 337 #define RB450_LAN_PHYMASK       BIT(0)
 338 #define RB450_WAN_PHYMASK       BIT(4)
 339 #define RB450_MDIO_PHYMASK      (RB450_LAN_PHYMASK | RB450_WAN_PHYMASK)
 340
 341 static void __init rb450_generic_setup(int gige)
 342 {
 343         rb4xx_generic_setup();
 344         ath79_register_mdio(0, ~RB450_MDIO_PHYMASK);
 345
 346         ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 1);
 347         ath79_eth0_data.phy_if_mode = (gige) ?
 348                 PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_MII;
 349         ath79_eth0_data.phy_mask = RB450_LAN_PHYMASK;
 350
 351         ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 0);
 352         ath79_eth1_data.phy_if_mode = (gige) ?
 353                 PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_RMII;
 354         ath79_eth1_data.phy_mask = RB450_WAN_PHYMASK;
 355
 356         ath79_register_eth(1);
 357         ath79_register_eth(0);
 358 }
 359
 360 static void __init rb450_setup(void)
 361 {
 362         rb450_generic_setup(0);
 363 }
 364
 365 MIPS_MACHINE(ATH79_MACH_RB_450, "450", "MikroTik RouterBOARD 450",
 366              rb450_setup);
 367
 368 static void __init rb450g_setup(void)
 369 {
 370         rb450_generic_setup(1);
 371         spi_register_board_info(rb4xx_microsd_info,
 372                                 ARRAY_SIZE(rb4xx_microsd_info));
 373 }
 374
 375 MIPS_MACHINE(ATH79_MACH_RB_450G, "450G", "MikroTik RouterBOARD 450G",
 376              rb450g_setup);
 377
 378 static void __init rb493_setup(void)
 379 {
 380         rb4xx_generic_setup();
 381
 382         ath79_register_mdio(0, 0x3fffff00);
 383
 384         ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
 385         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 386         ath79_eth0_data.speed = SPEED_100;
 387         ath79_eth0_data.duplex = DUPLEX_FULL;
 388
 389         ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
 390         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 391         ath79_eth1_data.phy_mask = 0x00000001;
 392
 393         ath79_register_eth(0);
 394         ath79_register_eth(1);
 395
 396         ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
 397         ath79_register_pci();
 398 }
 399
 400 MIPS_MACHINE(ATH79_MACH_RB_493, "493", "MikroTik RouterBOARD 493/AH",
 401              rb493_setup);
 402
 403 #define RB493G_GPIO_MDIO_MDC            7
 404 #define RB493G_GPIO_MDIO_DATA           8
 405
 406 #define RB493G_MDIO_PHYMASK             BIT(0)
 407
 408 static struct mdio_gpio_platform_data rb493g_mdio_data = {
 409         .mdc            = RB493G_GPIO_MDIO_MDC,
 410         .mdio           = RB493G_GPIO_MDIO_DATA,
 411
 412         .phy_mask       = ~RB493G_MDIO_PHYMASK,
 413 };
 414
 415 static struct platform_device rb493g_mdio_device = {
 416         .name           = "mdio-gpio",
 417         .id             = -1,
 418         .dev            = {
 419                 .platform_data  = &rb493g_mdio_data,
 420         },
 421 };
 422
 423 static void __init rb493g_setup(void)
 424 {
 425         ath79_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
 426                                     AR71XX_GPIO_FUNC_SPI_CS2_EN);
 427
 428         ath79_register_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
 429                                     rb4xx_leds_gpio);
 430
 431         spi_register_board_info(rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
 432         spi_register_board_info(rb4xx_microsd_info,
 433                                 ARRAY_SIZE(rb4xx_microsd_info));
 434
 435         platform_device_register(&rb4xx_spi_device);
 436         platform_device_register(&rb4xx_nand_device);
 437
 438         ath79_register_mdio(0, ~RB493G_MDIO_PHYMASK);
 439
 440         ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
 441         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 442         ath79_eth0_data.phy_mask = RB493G_MDIO_PHYMASK;
 443         ath79_eth0_data.speed = SPEED_1000;
 444         ath79_eth0_data.duplex = DUPLEX_FULL;
 445
 446         ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
 447         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 448         ath79_eth1_data.mii_bus_dev = &rb493g_mdio_device.dev;
 449         ath79_eth1_data.phy_mask = RB493G_MDIO_PHYMASK;
 450         ath79_eth1_data.speed = SPEED_1000;
 451         ath79_eth1_data.duplex = DUPLEX_FULL;
 452
 453         platform_device_register(&rb493g_mdio_device);
 454
 455         ath79_register_eth(1);
 456         ath79_register_eth(0);
 457
 458         ath79_register_usb();
 459
 460         ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
 461         ath79_register_pci();
 462 }
 463
 464 MIPS_MACHINE(ATH79_MACH_RB_493G, "493G", "MikroTik RouterBOARD 493G",
 465              rb493g_setup);