arch/arm/mach-kirkwood/netxbig_v2-setup.c

   1 /*
   2  * arch/arm/mach-kirkwood/netxbig_v2-setup.c
   3  *
   4  * LaCie 2Big and 5Big Network v2 board setup
   5  *
   6  * Copyright (C) 2010 Simon Guinot <sguinot@lacie.com>
   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; either version 2 of the License, or
  11  * (at your option) any later version.
  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  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 #include <linux/kernel.h>
  24 #include <linux/init.h>
  25 #include <linux/platform_device.h>
  26 #include <linux/ata_platform.h>
  27 #include <linux/mv643xx_eth.h>
  28 #include <linux/input.h>
  29 #include <linux/gpio.h>
  30 #include <linux/gpio_keys.h>
  31 #include <linux/leds.h>
  32 #include <asm/mach-types.h>
  33 #include <asm/mach/arch.h>
  34 #include <mach/kirkwood.h>
  35 #include <linux/platform_data/leds-kirkwood-netxbig.h>
  36 #include "common.h"
  37 #include "mpp.h"
  38 #include "lacie_v2-common.h"
  39
  40 /*****************************************************************************
  41  * Ethernet
  42  ****************************************************************************/
  43
  44 static struct mv643xx_eth_platform_data netxbig_v2_ge00_data = {
  45         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
  46 };
  47
  48 static struct mv643xx_eth_platform_data netxbig_v2_ge01_data = {
  49         .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
  50 };
  51
  52 /*****************************************************************************
  53  * SATA
  54  ****************************************************************************/
  55
  56 static struct mv_sata_platform_data netxbig_v2_sata_data = {
  57         .n_ports        = 2,
  58 };
  59
  60 /*****************************************************************************
  61  * GPIO keys
  62  ****************************************************************************/
  63
  64 #define NETXBIG_V2_GPIO_SWITCH_POWER_ON         13
  65 #define NETXBIG_V2_GPIO_SWITCH_POWER_OFF        15
  66 #define NETXBIG_V2_GPIO_FUNC_BUTTON             34
  67
  68 #define NETXBIG_V2_SWITCH_POWER_ON              0x1
  69 #define NETXBIG_V2_SWITCH_POWER_OFF             0x2
  70
  71 static struct gpio_keys_button netxbig_v2_buttons[] = {
  72         [0] = {
  73                 .type           = EV_SW,
  74                 .code           = NETXBIG_V2_SWITCH_POWER_ON,
  75                 .gpio           = NETXBIG_V2_GPIO_SWITCH_POWER_ON,
  76                 .desc           = "Back power switch (on|auto)",
  77                 .active_low     = 1,
  78         },
  79         [1] = {
  80                 .type           = EV_SW,
  81                 .code           = NETXBIG_V2_SWITCH_POWER_OFF,
  82                 .gpio           = NETXBIG_V2_GPIO_SWITCH_POWER_OFF,
  83                 .desc           = "Back power switch (auto|off)",
  84                 .active_low     = 1,
  85         },
  86         [2] = {
  87                 .code           = KEY_OPTION,
  88                 .gpio           = NETXBIG_V2_GPIO_FUNC_BUTTON,
  89                 .desc           = "Function button",
  90                 .active_low     = 1,
  91         },
  92 };
  93
  94 static struct gpio_keys_platform_data netxbig_v2_button_data = {
  95         .buttons        = netxbig_v2_buttons,
  96         .nbuttons       = ARRAY_SIZE(netxbig_v2_buttons),
  97 };
  98
  99 static struct platform_device netxbig_v2_gpio_buttons = {
 100         .name           = "gpio-keys",
 101         .id             = -1,
 102         .dev            = {
 103                 .platform_data  = &netxbig_v2_button_data,
 104         },
 105 };
 106
 107 /*****************************************************************************
 108  * GPIO extension LEDs
 109  ****************************************************************************/
 110
 111 /*
 112  * The LEDs are controlled by a CPLD and can be configured through a GPIO
 113  * extension bus:
 114  *
 115  * - address register : bit [0-2] -> GPIO [47-49]
 116  * - data register    : bit [0-2] -> GPIO [44-46]
 117  * - enable register  : GPIO 29
 118  */
 119
 120 static int netxbig_v2_gpio_ext_addr[] = { 47, 48, 49 };
 121 static int netxbig_v2_gpio_ext_data[] = { 44, 45, 46 };
 122
 123 static struct netxbig_gpio_ext netxbig_v2_gpio_ext = {
 124         .addr           = netxbig_v2_gpio_ext_addr,
 125         .num_addr       = ARRAY_SIZE(netxbig_v2_gpio_ext_addr),
 126         .data           = netxbig_v2_gpio_ext_data,
 127         .num_data       = ARRAY_SIZE(netxbig_v2_gpio_ext_data),
 128         .enable         = 29,
 129 };
 130
 131 /*
 132  * Address register selection:
 133  *
 134  * addr | register
 135  * ----------------------------
 136  *   0  | front LED
 137  *   1  | front LED brightness
 138  *   2  | SATA LED brightness
 139  *   3  | SATA0 LED
 140  *   4  | SATA1 LED
 141  *   5  | SATA2 LED
 142  *   6  | SATA3 LED
 143  *   7  | SATA4 LED
 144  *
 145  * Data register configuration:
 146  *
 147  * data | LED brightness
 148  * -------------------------------------------------
 149  *   0  | min (off)
 150  *   -  | -
 151  *   7  | max
 152  *
 153  * data | front LED mode
 154  * -------------------------------------------------
 155  *   0  | fix off
 156  *   1  | fix blue on
 157  *   2  | fix red on
 158  *   3  | blink blue on=1 sec and blue off=1 sec
 159  *   4  | blink red on=1 sec and red off=1 sec
 160  *   5  | blink blue on=2.5 sec and red on=0.5 sec
 161  *   6  | blink blue on=1 sec and red on=1 sec
 162  *   7  | blink blue on=0.5 sec and blue off=2.5 sec
 163  *
 164  * data | SATA LED mode
 165  * -------------------------------------------------
 166  *   0  | fix off
 167  *   1  | SATA activity blink
 168  *   2  | fix red on
 169  *   3  | blink blue on=1 sec and blue off=1 sec
 170  *   4  | blink red on=1 sec and red off=1 sec
 171  *   5  | blink blue on=2.5 sec and red on=0.5 sec
 172  *   6  | blink blue on=1 sec and red on=1 sec
 173  *   7  | fix blue on
 174  */
 175
 176 static int netxbig_v2_red_mled[NETXBIG_LED_MODE_NUM] = {
 177         [NETXBIG_LED_OFF]       = 0,
 178         [NETXBIG_LED_ON]        = 2,
 179         [NETXBIG_LED_SATA]      = NETXBIG_LED_INVALID_MODE,
 180         [NETXBIG_LED_TIMER1]    = 4,
 181         [NETXBIG_LED_TIMER2]    = NETXBIG_LED_INVALID_MODE,
 182 };
 183
 184 static int netxbig_v2_blue_pwr_mled[NETXBIG_LED_MODE_NUM] = {
 185         [NETXBIG_LED_OFF]       = 0,
 186         [NETXBIG_LED_ON]        = 1,
 187         [NETXBIG_LED_SATA]      = NETXBIG_LED_INVALID_MODE,
 188         [NETXBIG_LED_TIMER1]    = 3,
 189         [NETXBIG_LED_TIMER2]    = 7,
 190 };
 191
 192 static int netxbig_v2_blue_sata_mled[NETXBIG_LED_MODE_NUM] = {
 193         [NETXBIG_LED_OFF]       = 0,
 194         [NETXBIG_LED_ON]        = 7,
 195         [NETXBIG_LED_SATA]      = 1,
 196         [NETXBIG_LED_TIMER1]    = 3,
 197         [NETXBIG_LED_TIMER2]    = NETXBIG_LED_INVALID_MODE,
 198 };
 199
 200 static struct netxbig_led_timer netxbig_v2_led_timer[] = {
 201         [0] = {
 202                 .delay_on       = 500,
 203                 .delay_off      = 500,
 204                 .mode           = NETXBIG_LED_TIMER1,
 205         },
 206         [1] = {
 207                 .delay_on       = 500,
 208                 .delay_off      = 1000,
 209                 .mode           = NETXBIG_LED_TIMER2,
 210         },
 211 };
 212
 213 #define NETXBIG_LED(_name, maddr, mval, baddr)                  \
 214         { .name         = _name,                                \
 215           .mode_addr    = maddr,                                \
 216           .mode_val     = mval,                                 \
 217           .bright_addr  = baddr }
 218
 219 static struct netxbig_led net2big_v2_leds_ctrl[] = {
 220         NETXBIG_LED("net2big-v2:blue:power", 0, netxbig_v2_blue_pwr_mled,  1),
 221         NETXBIG_LED("net2big-v2:red:power",  0, netxbig_v2_red_mled,       1),
 222         NETXBIG_LED("net2big-v2:blue:sata0", 3, netxbig_v2_blue_sata_mled, 2),
 223         NETXBIG_LED("net2big-v2:red:sata0",  3, netxbig_v2_red_mled,       2),
 224         NETXBIG_LED("net2big-v2:blue:sata1", 4, netxbig_v2_blue_sata_mled, 2),
 225         NETXBIG_LED("net2big-v2:red:sata1",  4, netxbig_v2_red_mled,       2),
 226 };
 227
 228 static struct netxbig_led_platform_data net2big_v2_leds_data = {
 229         .gpio_ext       = &netxbig_v2_gpio_ext,
 230         .timer          = netxbig_v2_led_timer,
 231         .num_timer      = ARRAY_SIZE(netxbig_v2_led_timer),
 232         .leds           = net2big_v2_leds_ctrl,
 233         .num_leds       = ARRAY_SIZE(net2big_v2_leds_ctrl),
 234 };
 235
 236 static struct netxbig_led net5big_v2_leds_ctrl[] = {
 237         NETXBIG_LED("net5big-v2:blue:power", 0, netxbig_v2_blue_pwr_mled,  1),
 238         NETXBIG_LED("net5big-v2:red:power",  0, netxbig_v2_red_mled,       1),
 239         NETXBIG_LED("net5big-v2:blue:sata0", 3, netxbig_v2_blue_sata_mled, 2),
 240         NETXBIG_LED("net5big-v2:red:sata0",  3, netxbig_v2_red_mled,       2),
 241         NETXBIG_LED("net5big-v2:blue:sata1", 4, netxbig_v2_blue_sata_mled, 2),
 242         NETXBIG_LED("net5big-v2:red:sata1",  4, netxbig_v2_red_mled,       2),
 243         NETXBIG_LED("net5big-v2:blue:sata2", 5, netxbig_v2_blue_sata_mled, 2),
 244         NETXBIG_LED("net5big-v2:red:sata2",  5, netxbig_v2_red_mled,       2),
 245         NETXBIG_LED("net5big-v2:blue:sata3", 6, netxbig_v2_blue_sata_mled, 2),
 246         NETXBIG_LED("net5big-v2:red:sata3",  6, netxbig_v2_red_mled,       2),
 247         NETXBIG_LED("net5big-v2:blue:sata4", 7, netxbig_v2_blue_sata_mled, 2),
 248         NETXBIG_LED("net5big-v2:red:sata5",  7, netxbig_v2_red_mled,       2),
 249 };
 250
 251 static struct netxbig_led_platform_data net5big_v2_leds_data = {
 252         .gpio_ext       = &netxbig_v2_gpio_ext,
 253         .timer          = netxbig_v2_led_timer,
 254         .num_timer      = ARRAY_SIZE(netxbig_v2_led_timer),
 255         .leds           = net5big_v2_leds_ctrl,
 256         .num_leds       = ARRAY_SIZE(net5big_v2_leds_ctrl),
 257 };
 258
 259 static struct platform_device netxbig_v2_leds = {
 260         .name           = "leds-netxbig",
 261         .id             = -1,
 262         .dev            = {
 263                 .platform_data  = &net2big_v2_leds_data,
 264         },
 265 };
 266
 267 /*****************************************************************************
 268  * General Setup
 269  ****************************************************************************/
 270
 271 static unsigned int net2big_v2_mpp_config[] __initdata = {
 272         MPP0_SPI_SCn,
 273         MPP1_SPI_MOSI,
 274         MPP2_SPI_SCK,
 275         MPP3_SPI_MISO,
 276         MPP6_SYSRST_OUTn,
 277         MPP7_GPO,               /* Request power-off */
 278         MPP8_TW0_SDA,
 279         MPP9_TW0_SCK,
 280         MPP10_UART0_TXD,
 281         MPP11_UART0_RXD,
 282         MPP13_GPIO,             /* Rear power switch (on|auto) */
 283         MPP14_GPIO,             /* USB fuse alarm */
 284         MPP15_GPIO,             /* Rear power switch (auto|off) */
 285         MPP16_GPIO,             /* SATA HDD1 power */
 286         MPP17_GPIO,             /* SATA HDD2 power */
 287         MPP20_SATA1_ACTn,
 288         MPP21_SATA0_ACTn,
 289         MPP24_GPIO,             /* USB mode select */
 290         MPP26_GPIO,             /* USB device vbus */
 291         MPP28_GPIO,             /* USB enable host vbus */
 292         MPP29_GPIO,             /* GPIO extension ALE */
 293         MPP34_GPIO,             /* Rear Push button */
 294         MPP35_GPIO,             /* Inhibit switch power-off */
 295         MPP36_GPIO,             /* SATA HDD1 presence */
 296         MPP37_GPIO,             /* SATA HDD2 presence */
 297         MPP40_GPIO,             /* eSATA presence */
 298         MPP44_GPIO,             /* GPIO extension (data 0) */
 299         MPP45_GPIO,             /* GPIO extension (data 1) */
 300         MPP46_GPIO,             /* GPIO extension (data 2) */
 301         MPP47_GPIO,             /* GPIO extension (addr 0) */
 302         MPP48_GPIO,             /* GPIO extension (addr 1) */
 303         MPP49_GPIO,             /* GPIO extension (addr 2) */
 304         0
 305 };
 306
 307 static unsigned int net5big_v2_mpp_config[] __initdata = {
 308         MPP0_SPI_SCn,
 309         MPP1_SPI_MOSI,
 310         MPP2_SPI_SCK,
 311         MPP3_SPI_MISO,
 312         MPP6_SYSRST_OUTn,
 313         MPP7_GPO,               /* Request power-off */
 314         MPP8_TW0_SDA,
 315         MPP9_TW0_SCK,
 316         MPP10_UART0_TXD,
 317         MPP11_UART0_RXD,
 318         MPP13_GPIO,             /* Rear power switch (on|auto) */
 319         MPP14_GPIO,             /* USB fuse alarm */
 320         MPP15_GPIO,             /* Rear power switch (auto|off) */
 321         MPP16_GPIO,             /* SATA HDD1 power */
 322         MPP17_GPIO,             /* SATA HDD2 power */
 323         MPP20_GE1_TXD0,
 324         MPP21_GE1_TXD1,
 325         MPP22_GE1_TXD2,
 326         MPP23_GE1_TXD3,
 327         MPP24_GE1_RXD0,
 328         MPP25_GE1_RXD1,
 329         MPP26_GE1_RXD2,
 330         MPP27_GE1_RXD3,
 331         MPP28_GPIO,             /* USB enable host vbus */
 332         MPP29_GPIO,             /* GPIO extension ALE */
 333         MPP30_GE1_RXCTL,
 334         MPP31_GE1_RXCLK,
 335         MPP32_GE1_TCLKOUT,
 336         MPP33_GE1_TXCTL,
 337         MPP34_GPIO,             /* Rear Push button */
 338         MPP35_GPIO,             /* Inhibit switch power-off */
 339         MPP36_GPIO,             /* SATA HDD1 presence */
 340         MPP37_GPIO,             /* SATA HDD2 presence */
 341         MPP38_GPIO,             /* SATA HDD3 presence */
 342         MPP39_GPIO,             /* SATA HDD4 presence */
 343         MPP40_GPIO,             /* SATA HDD5 presence */
 344         MPP41_GPIO,             /* SATA HDD3 power */
 345         MPP42_GPIO,             /* SATA HDD4 power */
 346         MPP43_GPIO,             /* SATA HDD5 power */
 347         MPP44_GPIO,             /* GPIO extension (data 0) */
 348         MPP45_GPIO,             /* GPIO extension (data 1) */
 349         MPP46_GPIO,             /* GPIO extension (data 2) */
 350         MPP47_GPIO,             /* GPIO extension (addr 0) */
 351         MPP48_GPIO,             /* GPIO extension (addr 1) */
 352         MPP49_GPIO,             /* GPIO extension (addr 2) */
 353         0
 354 };
 355
 356 #define NETXBIG_V2_GPIO_POWER_OFF               7
 357
 358 static void netxbig_v2_power_off(void)
 359 {
 360         gpio_set_value(NETXBIG_V2_GPIO_POWER_OFF, 1);
 361 }
 362
 363 static void __init netxbig_v2_init(void)
 364 {
 365         /*
 366          * Basic setup. Needs to be called early.
 367          */
 368         kirkwood_init();
 369         if (machine_is_net2big_v2())
 370                 kirkwood_mpp_conf(net2big_v2_mpp_config);
 371         else
 372                 kirkwood_mpp_conf(net5big_v2_mpp_config);
 373
 374         if (machine_is_net2big_v2())
 375                 lacie_v2_hdd_power_init(2);
 376         else
 377                 lacie_v2_hdd_power_init(5);
 378
 379         kirkwood_ehci_init();
 380         kirkwood_ge00_init(&netxbig_v2_ge00_data);
 381         if (machine_is_net5big_v2())
 382                 kirkwood_ge01_init(&netxbig_v2_ge01_data);
 383         kirkwood_sata_init(&netxbig_v2_sata_data);
 384         kirkwood_uart0_init();
 385         lacie_v2_register_flash();
 386         lacie_v2_register_i2c_devices();
 387
 388         if (machine_is_net5big_v2())
 389                 netxbig_v2_leds.dev.platform_data = &net5big_v2_leds_data;
 390         platform_device_register(&netxbig_v2_leds);
 391         platform_device_register(&netxbig_v2_gpio_buttons);
 392
 393         if (gpio_request(NETXBIG_V2_GPIO_POWER_OFF, "power-off") == 0 &&
 394             gpio_direction_output(NETXBIG_V2_GPIO_POWER_OFF, 0) == 0)
 395                 pm_power_off = netxbig_v2_power_off;
 396         else
 397                 pr_err("netxbig_v2: failed to configure power-off GPIO\n");
 398 }
 399
 400 #ifdef CONFIG_MACH_NET2BIG_V2
 401 MACHINE_START(NET2BIG_V2, "LaCie 2Big Network v2")
 402         .atag_offset    = 0x100,
 403         .init_machine   = netxbig_v2_init,
 404         .map_io         = kirkwood_map_io,
 405         .init_early     = kirkwood_init_early,
 406         .init_irq       = kirkwood_init_irq,
 407         .init_time      = kirkwood_timer_init,
 408         .restart        = kirkwood_restart,
 409 MACHINE_END
 410 #endif
 411
 412 #ifdef CONFIG_MACH_NET5BIG_V2
 413 MACHINE_START(NET5BIG_V2, "LaCie 5Big Network v2")
 414         .atag_offset    = 0x100,
 415         .init_machine   = netxbig_v2_init,
 416         .map_io         = kirkwood_map_io,
 417         .init_early     = kirkwood_init_early,
 418         .init_irq       = kirkwood_init_irq,
 419         .init_time      = kirkwood_timer_init,
 420         .restart        = kirkwood_restart,
 421 MACHINE_END
 422 #endif