1/* 2 * arch/arm/mach-orion5x/dns323-setup.c 3 * 4 * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org> 5 * 6 * Support for HW Rev C1: 7 * 8 * Copyright (C) 2010 Benjamin Herrenschmidt <benh@kernel.crashing.org> 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU Lesser General Public License as 12 * published by the Free Software Foundation; either version 2 of the 13 * License, or (at your option) any later version. 14 * 15 */ 16#include <linux/gpio.h> 17#include <linux/kernel.h> 18#include <linux/init.h> 19#include <linux/delay.h> 20#include <linux/platform_device.h> 21#include <linux/pci.h> 22#include <linux/irq.h> 23#include <linux/mtd/physmap.h> 24#include <linux/mv643xx_eth.h> 25#include <linux/leds.h> 26#include <linux/gpio_keys.h> 27#include <linux/input.h> 28#include <linux/i2c.h> 29#include <linux/ata_platform.h> 30#include <linux/phy.h> 31#include <linux/marvell_phy.h> 32#include <asm/mach-types.h> 33#include <asm/mach/arch.h> 34#include <asm/mach/pci.h> 35#include <asm/system_info.h> 36#include <mach/orion5x.h> 37#include <plat/orion-gpio.h> 38#include "common.h" 39#include "mpp.h" 40 41/* Rev A1 and B1 */ 42#define DNS323_GPIO_LED_RIGHT_AMBER 1 43#define DNS323_GPIO_LED_LEFT_AMBER 2 44#define DNS323_GPIO_SYSTEM_UP 3 45#define DNS323_GPIO_LED_POWER1 4 46#define DNS323_GPIO_LED_POWER2 5 47#define DNS323_GPIO_OVERTEMP 6 48#define DNS323_GPIO_RTC 7 49#define DNS323_GPIO_POWER_OFF 8 50#define DNS323_GPIO_KEY_POWER 9 51#define DNS323_GPIO_KEY_RESET 10 52 53/* Rev C1 */ 54#define DNS323C_GPIO_KEY_POWER 1 55#define DNS323C_GPIO_POWER_OFF 2 56#define DNS323C_GPIO_LED_RIGHT_AMBER 8 57#define DNS323C_GPIO_LED_LEFT_AMBER 9 58#define DNS323C_GPIO_LED_POWER 17 59#define DNS323C_GPIO_FAN_BIT1 18 60#define DNS323C_GPIO_FAN_BIT0 19 61 62/* Exposed to userspace, do not change */ 63enum { 64 DNS323_REV_A1, /* 0 */ 65 DNS323_REV_B1, /* 1 */ 66 DNS323_REV_C1, /* 2 */ 67}; 68 69 70/**************************************************************************** 71 * PCI setup 72 */ 73 74static int __init dns323_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) 75{ 76 int irq; 77 78 /* 79 * Check for devices with hard-wired IRQs. 80 */ 81 irq = orion5x_pci_map_irq(dev, slot, pin); 82 if (irq != -1) 83 return irq; 84 85 return -1; 86} 87 88static struct hw_pci dns323_pci __initdata = { 89 .nr_controllers = 2, 90 .setup = orion5x_pci_sys_setup, 91 .scan = orion5x_pci_sys_scan_bus, 92 .map_irq = dns323_pci_map_irq, 93}; 94 95static int __init dns323_pci_init(void) 96{ 97 /* Rev B1 and C1 doesn't really use its PCI bus, and initialising PCI 98 * gets in the way of initialising the SATA controller. 99 */ 100 if (machine_is_dns323() && system_rev == DNS323_REV_A1) 101 pci_common_init(&dns323_pci); 102 103 return 0; 104} 105 106subsys_initcall(dns323_pci_init); 107 108/**************************************************************************** 109 * 8MiB NOR flash (Spansion S29GL064M90TFIR4) 110 * 111 * Layout as used by D-Link: 112 * 0x00000000-0x00010000 : "MTD1" 113 * 0x00010000-0x00020000 : "MTD2" 114 * 0x00020000-0x001a0000 : "Linux Kernel" 115 * 0x001a0000-0x007d0000 : "File System" 116 * 0x007d0000-0x00800000 : "u-boot" 117 */ 118 119#define DNS323_NOR_BOOT_BASE 0xf4000000 120#define DNS323_NOR_BOOT_SIZE SZ_8M 121 122static struct mtd_partition dns323_partitions[] = { 123 { 124 .name = "MTD1", 125 .size = 0x00010000, 126 .offset = 0, 127 }, { 128 .name = "MTD2", 129 .size = 0x00010000, 130 .offset = 0x00010000, 131 }, { 132 .name = "Linux Kernel", 133 .size = 0x00180000, 134 .offset = 0x00020000, 135 }, { 136 .name = "File System", 137 .size = 0x00630000, 138 .offset = 0x001A0000, 139 }, { 140 .name = "u-boot", 141 .size = 0x00030000, 142 .offset = 0x007d0000, 143 }, 144}; 145 146static struct physmap_flash_data dns323_nor_flash_data = { 147 .width = 1, 148 .parts = dns323_partitions, 149 .nr_parts = ARRAY_SIZE(dns323_partitions) 150}; 151 152static struct resource dns323_nor_flash_resource = { 153 .flags = IORESOURCE_MEM, 154 .start = DNS323_NOR_BOOT_BASE, 155 .end = DNS323_NOR_BOOT_BASE + DNS323_NOR_BOOT_SIZE - 1, 156}; 157 158static struct platform_device dns323_nor_flash = { 159 .name = "physmap-flash", 160 .id = 0, 161 .dev = { 162 .platform_data = &dns323_nor_flash_data, 163 }, 164 .resource = &dns323_nor_flash_resource, 165 .num_resources = 1, 166}; 167 168/**************************************************************************** 169 * Ethernet 170 */ 171 172static struct mv643xx_eth_platform_data dns323_eth_data = { 173 .phy_addr = MV643XX_ETH_PHY_ADDR(8), 174}; 175 176static int __init dns323_read_mac_addr(void) 177{ 178 u_int8_t addr[6]; 179 void __iomem *mac_page; 180 181 /* MAC address is stored as a regular ol' string in /dev/mtdblock4 182 * (0x007d0000-0x00800000) starting at offset 196480 (0x2ff80). 183 */ 184 mac_page = ioremap(DNS323_NOR_BOOT_BASE + 0x7d0000 + 196480, 1024); 185 if (!mac_page) 186 return -ENOMEM; 187 188 if (!mac_pton((__force const char *) mac_page, addr)) 189 goto error_fail; 190 191 iounmap(mac_page); 192 printk("DNS-323: Found ethernet MAC address: %pM\n", addr); 193 194 memcpy(dns323_eth_data.mac_addr, addr, 6); 195 196 return 0; 197 198error_fail: 199 iounmap(mac_page); 200 return -EINVAL; 201} 202 203/**************************************************************************** 204 * GPIO LEDs (simple - doesn't use hardware blinking support) 205 */ 206 207static struct gpio_led dns323ab_leds[] = { 208 { 209 .name = "power:blue", 210 .gpio = DNS323_GPIO_LED_POWER2, 211 .default_trigger = "default-on", 212 }, { 213 .name = "right:amber", 214 .gpio = DNS323_GPIO_LED_RIGHT_AMBER, 215 .active_low = 1, 216 }, { 217 .name = "left:amber", 218 .gpio = DNS323_GPIO_LED_LEFT_AMBER, 219 .active_low = 1, 220 }, 221}; 222 223 224static struct gpio_led dns323c_leds[] = { 225 { 226 .name = "power:blue", 227 .gpio = DNS323C_GPIO_LED_POWER, 228 .default_trigger = "timer", 229 .active_low = 1, 230 }, { 231 .name = "right:amber", 232 .gpio = DNS323C_GPIO_LED_RIGHT_AMBER, 233 .active_low = 1, 234 }, { 235 .name = "left:amber", 236 .gpio = DNS323C_GPIO_LED_LEFT_AMBER, 237 .active_low = 1, 238 }, 239}; 240 241 242static struct gpio_led_platform_data dns323ab_led_data = { 243 .num_leds = ARRAY_SIZE(dns323ab_leds), 244 .leds = dns323ab_leds, 245 .gpio_blink_set = orion_gpio_led_blink_set, 246}; 247 248static struct gpio_led_platform_data dns323c_led_data = { 249 .num_leds = ARRAY_SIZE(dns323c_leds), 250 .leds = dns323c_leds, 251 .gpio_blink_set = orion_gpio_led_blink_set, 252}; 253 254static struct platform_device dns323_gpio_leds = { 255 .name = "leds-gpio", 256 .id = -1, 257 .dev = { 258 .platform_data = &dns323ab_led_data, 259 }, 260}; 261 262/**************************************************************************** 263 * GPIO Attached Keys 264 */ 265 266static struct gpio_keys_button dns323ab_buttons[] = { 267 { 268 .code = KEY_RESTART, 269 .gpio = DNS323_GPIO_KEY_RESET, 270 .desc = "Reset Button", 271 .active_low = 1, 272 }, { 273 .code = KEY_POWER, 274 .gpio = DNS323_GPIO_KEY_POWER, 275 .desc = "Power Button", 276 .active_low = 1, 277 }, 278}; 279 280static struct gpio_keys_platform_data dns323ab_button_data = { 281 .buttons = dns323ab_buttons, 282 .nbuttons = ARRAY_SIZE(dns323ab_buttons), 283}; 284 285static struct gpio_keys_button dns323c_buttons[] = { 286 { 287 .code = KEY_POWER, 288 .gpio = DNS323C_GPIO_KEY_POWER, 289 .desc = "Power Button", 290 .active_low = 1, 291 }, 292}; 293 294static struct gpio_keys_platform_data dns323c_button_data = { 295 .buttons = dns323c_buttons, 296 .nbuttons = ARRAY_SIZE(dns323c_buttons), 297}; 298 299static struct platform_device dns323_button_device = { 300 .name = "gpio-keys", 301 .id = -1, 302 .num_resources = 0, 303 .dev = { 304 .platform_data = &dns323ab_button_data, 305 }, 306}; 307 308/***************************************************************************** 309 * SATA 310 */ 311static struct mv_sata_platform_data dns323_sata_data = { 312 .n_ports = 2, 313}; 314 315/**************************************************************************** 316 * General Setup 317 */ 318static unsigned int dns323a_mpp_modes[] __initdata = { 319 MPP0_PCIE_RST_OUTn, 320 MPP1_GPIO, /* right amber LED (sata ch0) */ 321 MPP2_GPIO, /* left amber LED (sata ch1) */ 322 MPP3_UNUSED, 323 MPP4_GPIO, /* power button LED */ 324 MPP5_GPIO, /* power button LED */ 325 MPP6_GPIO, /* GMT G751-2f overtemp */ 326 MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */ 327 MPP8_GPIO, /* triggers power off */ 328 MPP9_GPIO, /* power button switch */ 329 MPP10_GPIO, /* reset button switch */ 330 MPP11_UNUSED, 331 MPP12_UNUSED, 332 MPP13_UNUSED, 333 MPP14_UNUSED, 334 MPP15_UNUSED, 335 MPP16_UNUSED, 336 MPP17_UNUSED, 337 MPP18_UNUSED, 338 MPP19_UNUSED, 339 0, 340}; 341 342static unsigned int dns323b_mpp_modes[] __initdata = { 343 MPP0_UNUSED, 344 MPP1_GPIO, /* right amber LED (sata ch0) */ 345 MPP2_GPIO, /* left amber LED (sata ch1) */ 346 MPP3_GPIO, /* system up flag */ 347 MPP4_GPIO, /* power button LED */ 348 MPP5_GPIO, /* power button LED */ 349 MPP6_GPIO, /* GMT G751-2f overtemp */ 350 MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */ 351 MPP8_GPIO, /* triggers power off */ 352 MPP9_GPIO, /* power button switch */ 353 MPP10_GPIO, /* reset button switch */ 354 MPP11_UNUSED, 355 MPP12_SATA_LED, 356 MPP13_SATA_LED, 357 MPP14_SATA_LED, 358 MPP15_SATA_LED, 359 MPP16_UNUSED, 360 MPP17_UNUSED, 361 MPP18_UNUSED, 362 MPP19_UNUSED, 363 0, 364}; 365 366static unsigned int dns323c_mpp_modes[] __initdata = { 367 MPP0_GPIO, /* ? input */ 368 MPP1_GPIO, /* input power switch (0 = pressed) */ 369 MPP2_GPIO, /* output power off */ 370 MPP3_UNUSED, /* ? output */ 371 MPP4_UNUSED, /* ? output */ 372 MPP5_UNUSED, /* ? output */ 373 MPP6_UNUSED, /* ? output */ 374 MPP7_UNUSED, /* ? output */ 375 MPP8_GPIO, /* i/o right amber LED */ 376 MPP9_GPIO, /* i/o left amber LED */ 377 MPP10_GPIO, /* input */ 378 MPP11_UNUSED, 379 MPP12_SATA_LED, 380 MPP13_SATA_LED, 381 MPP14_SATA_LED, 382 MPP15_SATA_LED, 383 MPP16_UNUSED, 384 MPP17_GPIO, /* power button LED */ 385 MPP18_GPIO, /* fan speed bit 0 */ 386 MPP19_GPIO, /* fan speed bit 1 */ 387 0, 388}; 389 390/* Rev C1 Fan speed notes: 391 * 392 * The fan is controlled by 2 GPIOs on this board. The settings 393 * of the bits is as follow: 394 * 395 * GPIO 18 GPIO 19 Fan 396 * 397 * 0 0 stopped 398 * 0 1 low speed 399 * 1 0 high speed 400 * 1 1 don't do that (*) 401 * 402 * (*) I think the two bits control two feed-in resistors into a fixed 403 * PWN circuit, setting both bits will basically go a 'bit' faster 404 * than high speed, but d-link doesn't do it and you may get out of 405 * HW spec so don't do it. 406 */ 407 408/* 409 * On the DNS-323 A1 and B1 the following devices are attached via I2C: 410 * 411 * i2c addr | chip | description 412 * 0x3e | GMT G760Af | fan speed PWM controller 413 * 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible) 414 * 0x68 | ST M41T80 | RTC w/ alarm 415 */ 416static struct i2c_board_info __initdata dns323ab_i2c_devices[] = { 417 { 418 I2C_BOARD_INFO("g760a", 0x3e), 419 }, { 420 I2C_BOARD_INFO("lm75", 0x48), 421 }, { 422 I2C_BOARD_INFO("m41t80", 0x68), 423 }, 424}; 425 426/* 427 * On the DNS-323 C1 the following devices are attached via I2C: 428 * 429 * i2c addr | chip | description 430 * 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible) 431 * 0x68 | ST M41T80 | RTC w/ alarm 432 */ 433static struct i2c_board_info __initdata dns323c_i2c_devices[] = { 434 { 435 I2C_BOARD_INFO("lm75", 0x48), 436 }, { 437 I2C_BOARD_INFO("m41t80", 0x68), 438 }, 439}; 440 441/* DNS-323 rev. A specific power off method */ 442static void dns323a_power_off(void) 443{ 444 pr_info("DNS-323: Triggering power-off...\n"); 445 gpio_set_value(DNS323_GPIO_POWER_OFF, 1); 446} 447 448/* DNS-323 rev B specific power off method */ 449static void dns323b_power_off(void) 450{ 451 pr_info("DNS-323: Triggering power-off...\n"); 452 /* Pin has to be changed to 1 and back to 0 to do actual power off. */ 453 gpio_set_value(DNS323_GPIO_POWER_OFF, 1); 454 mdelay(100); 455 gpio_set_value(DNS323_GPIO_POWER_OFF, 0); 456} 457 458/* DNS-323 rev. C specific power off method */ 459static void dns323c_power_off(void) 460{ 461 pr_info("DNS-323: Triggering power-off...\n"); 462 gpio_set_value(DNS323C_GPIO_POWER_OFF, 1); 463} 464 465static int dns323c_phy_fixup(struct phy_device *phy) 466{ 467 phy->dev_flags |= MARVELL_PHY_M1118_DNS323_LEDS; 468 469 return 0; 470} 471 472static int __init dns323_identify_rev(void) 473{ 474 u32 dev, rev, i, reg; 475 476 pr_debug("DNS-323: Identifying board ... \n"); 477 478 /* Rev A1 has a 5181 */ 479 orion5x_pcie_id(&dev, &rev); 480 if (dev == MV88F5181_DEV_ID) { 481 pr_debug("DNS-323: 5181 found, board is A1\n"); 482 return DNS323_REV_A1; 483 } 484 pr_debug("DNS-323: 5182 found, board is B1 or C1, checking PHY...\n"); 485 486 /* Rev B1 and C1 both have 5182, let's poke at the eth PHY. This is 487 * a bit gross but we want to do that without links into the eth 488 * driver so let's poke at it directly. We default to rev B1 in 489 * case the accesses fail 490 */ 491 492#define ETH_SMI_REG (ORION5X_ETH_VIRT_BASE + 0x2000 + 0x004) 493#define SMI_BUSY 0x10000000 494#define SMI_READ_VALID 0x08000000 495#define SMI_OPCODE_READ 0x04000000 496#define SMI_OPCODE_WRITE 0x00000000 497 498 for (i = 0; i < 1000; i++) { 499 reg = readl(ETH_SMI_REG); 500 if (!(reg & SMI_BUSY)) 501 break; 502 } 503 if (i >= 1000) { 504 pr_warn("DNS-323: Timeout accessing PHY, assuming rev B1\n"); 505 return DNS323_REV_B1; 506 } 507 writel((3 << 21) /* phy ID reg */ | 508 (8 << 16) /* phy addr */ | 509 SMI_OPCODE_READ, ETH_SMI_REG); 510 for (i = 0; i < 1000; i++) { 511 reg = readl(ETH_SMI_REG); 512 if (reg & SMI_READ_VALID) 513 break; 514 } 515 if (i >= 1000) { 516 pr_warn("DNS-323: Timeout reading PHY, assuming rev B1\n"); 517 return DNS323_REV_B1; 518 } 519 pr_debug("DNS-323: Ethernet PHY ID 0x%x\n", reg & 0xffff); 520 521 /* Note: the Marvell tools mask the ID with 0x3f0 before comparison 522 * but I don't see that making a difference here, at least with 523 * any known Marvell PHY ID 524 */ 525 switch(reg & 0xfff0) { 526 case 0x0cc0: /* MV88E1111 */ 527 return DNS323_REV_B1; 528 case 0x0e10: /* MV88E1118 */ 529 return DNS323_REV_C1; 530 default: 531 pr_warn("DNS-323: Unknown PHY ID 0x%04x, assuming rev B1\n", 532 reg & 0xffff); 533 } 534 return DNS323_REV_B1; 535} 536 537static void __init dns323_init(void) 538{ 539 /* Setup basic Orion functions. Need to be called early. */ 540 orion5x_init(); 541 542 /* Identify revision */ 543 system_rev = dns323_identify_rev(); 544 pr_info("DNS-323: Identified HW revision %c1\n", 'A' + system_rev); 545 546 /* Just to be tricky, the 5182 has a completely different 547 * set of MPP modes to the 5181. 548 */ 549 switch(system_rev) { 550 case DNS323_REV_A1: 551 orion5x_mpp_conf(dns323a_mpp_modes); 552 writel(0, MPP_DEV_CTRL); /* DEV_D[31:16] */ 553 break; 554 case DNS323_REV_B1: 555 orion5x_mpp_conf(dns323b_mpp_modes); 556 break; 557 case DNS323_REV_C1: 558 orion5x_mpp_conf(dns323c_mpp_modes); 559 break; 560 } 561 562 /* setup flash mapping 563 * CS3 holds a 8 MB Spansion S29GL064M90TFIR4 564 */ 565 mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, 566 ORION_MBUS_DEVBUS_BOOT_ATTR, 567 DNS323_NOR_BOOT_BASE, 568 DNS323_NOR_BOOT_SIZE); 569 platform_device_register(&dns323_nor_flash); 570 571 /* Sort out LEDs, Buttons and i2c devices */ 572 switch(system_rev) { 573 case DNS323_REV_A1: 574 /* The 5181 power LED is active low and requires 575 * DNS323_GPIO_LED_POWER1 to also be low. 576 */ 577 dns323ab_leds[0].active_low = 1; 578 gpio_request(DNS323_GPIO_LED_POWER1, "Power Led Enable"); 579 gpio_direction_output(DNS323_GPIO_LED_POWER1, 0); 580 /* Fall through */ 581 case DNS323_REV_B1: 582 i2c_register_board_info(0, dns323ab_i2c_devices, 583 ARRAY_SIZE(dns323ab_i2c_devices)); 584 break; 585 case DNS323_REV_C1: 586 /* Hookup LEDs & Buttons */ 587 dns323_gpio_leds.dev.platform_data = &dns323c_led_data; 588 dns323_button_device.dev.platform_data = &dns323c_button_data; 589 590 /* Hookup i2c devices and fan driver */ 591 i2c_register_board_info(0, dns323c_i2c_devices, 592 ARRAY_SIZE(dns323c_i2c_devices)); 593 platform_device_register_simple("dns323c-fan", 0, NULL, 0); 594 595 /* Register fixup for the PHY LEDs */ 596 if (!IS_BUILTIN(CONFIG_PHYLIB)) 597 break; 598 phy_register_fixup_for_uid(MARVELL_PHY_ID_88E1118, 599 MARVELL_PHY_ID_MASK, 600 dns323c_phy_fixup); 601 } 602 603 platform_device_register(&dns323_gpio_leds); 604 platform_device_register(&dns323_button_device); 605 606 /* 607 * Configure peripherals. 608 */ 609 if (dns323_read_mac_addr() < 0) 610 printk("DNS-323: Failed to read MAC address\n"); 611 orion5x_ehci0_init(); 612 orion5x_eth_init(&dns323_eth_data); 613 orion5x_i2c_init(); 614 orion5x_uart0_init(); 615 616 /* Remaining GPIOs */ 617 switch(system_rev) { 618 case DNS323_REV_A1: 619 /* Poweroff GPIO */ 620 if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 || 621 gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0) 622 pr_err("DNS-323: failed to setup power-off GPIO\n"); 623 pm_power_off = dns323a_power_off; 624 break; 625 case DNS323_REV_B1: 626 /* 5182 built-in SATA init */ 627 orion5x_sata_init(&dns323_sata_data); 628 629 /* The DNS323 rev B1 has flag to indicate the system is up. 630 * Without this flag set, power LED will flash and cannot be 631 * controlled via leds-gpio. 632 */ 633 if (gpio_request(DNS323_GPIO_SYSTEM_UP, "SYS_READY") == 0) 634 gpio_direction_output(DNS323_GPIO_SYSTEM_UP, 1); 635 636 /* Poweroff GPIO */ 637 if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 || 638 gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0) 639 pr_err("DNS-323: failed to setup power-off GPIO\n"); 640 pm_power_off = dns323b_power_off; 641 break; 642 case DNS323_REV_C1: 643 /* 5182 built-in SATA init */ 644 orion5x_sata_init(&dns323_sata_data); 645 646 /* Poweroff GPIO */ 647 if (gpio_request(DNS323C_GPIO_POWER_OFF, "POWEROFF") != 0 || 648 gpio_direction_output(DNS323C_GPIO_POWER_OFF, 0) != 0) 649 pr_err("DNS-323: failed to setup power-off GPIO\n"); 650 pm_power_off = dns323c_power_off; 651 652 /* Now, -this- should theorically be done by the sata_mv driver 653 * once I figure out what's going on there. Maybe the behaviour 654 * of the LEDs should be somewhat passed via the platform_data. 655 * for now, just whack the register and make the LEDs happy 656 * 657 * Note: AFAIK, rev B1 needs the same treatement but I'll let 658 * somebody else test it. 659 */ 660 writel(0x5, ORION5X_SATA_VIRT_BASE + 0x2c); 661 break; 662 } 663} 664 665/* Warning: D-Link uses a wrong mach-type (=526) in their bootloader */ 666MACHINE_START(DNS323, "D-Link DNS-323") 667 /* Maintainer: Herbert Valerio Riedel <hvr@gnu.org> */ 668 .atag_offset = 0x100, 669 .init_machine = dns323_init, 670 .map_io = orion5x_map_io, 671 .init_early = orion5x_init_early, 672 .init_irq = orion5x_init_irq, 673 .init_time = orion5x_timer_init, 674 .fixup = tag_fixup_mem32, 675 .restart = orion5x_restart, 676MACHINE_END 677