arch/arm/mach-kirkwood/netspace_v2-setup.c

   1 /*
   2  * arch/arm/mach-kirkwood/netspace_v2-setup.c
   3  *
   4  * LaCie Network Space v2 board setup
   5  *
   6  * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
   7  * Copyright (C) 2009 BenoÃ®t Canet <benoit.canet@gmail.com>
   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; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23
  24 #include <linux/kernel.h>
  25 #include <linux/init.h>
  26 #include <linux/platform_device.h>
  27 #include <linux/ata_platform.h>
  28 #include <linux/mv643xx_eth.h>
  29 #include <linux/input.h>
  30 #include <linux/gpio.h>
  31 #include <linux/gpio_keys.h>
  32 #include <linux/leds.h>
  33 #include <linux/gpio-fan.h>
  34 #include <asm/mach-types.h>
  35 #include <asm/mach/arch.h>
  36 #include <mach/kirkwood.h>
  37 #include <linux/platform_data/leds-kirkwood-ns2.h>
  38 #include "common.h"
  39 #include "mpp.h"
  40 #include "lacie_v2-common.h"
  41
  42 /*****************************************************************************
  43  * Ethernet
  44  ****************************************************************************/
  45
  46 static struct mv643xx_eth_platform_data netspace_v2_ge00_data = {
  47         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
  48 };
  49
  50 /*****************************************************************************
  51  * SATA
  52  ****************************************************************************/
  53
  54 static struct mv_sata_platform_data netspace_v2_sata_data = {
  55         .n_ports        = 2,
  56 };
  57
  58 /*****************************************************************************
  59  * GPIO keys
  60  ****************************************************************************/
  61
  62 #define NETSPACE_V2_PUSH_BUTTON         32
  63
  64 static struct gpio_keys_button netspace_v2_buttons[] = {
  65         [0] = {
  66                 .code           = KEY_POWER,
  67                 .gpio           = NETSPACE_V2_PUSH_BUTTON,
  68                 .desc           = "Power push button",
  69                 .active_low     = 0,
  70         },
  71 };
  72
  73 static struct gpio_keys_platform_data netspace_v2_button_data = {
  74         .buttons        = netspace_v2_buttons,
  75         .nbuttons       = ARRAY_SIZE(netspace_v2_buttons),
  76 };
  77
  78 static struct platform_device netspace_v2_gpio_buttons = {
  79         .name           = "gpio-keys",
  80         .id             = -1,
  81         .dev            = {
  82                 .platform_data  = &netspace_v2_button_data,
  83         },
  84 };
  85
  86 /*****************************************************************************
  87  * GPIO LEDs
  88  ****************************************************************************/
  89
  90 #define NETSPACE_V2_GPIO_RED_LED        12
  91
  92 static struct gpio_led netspace_v2_gpio_led_pins[] = {
  93         {
  94                 .name   = "ns_v2:red:fail",
  95                 .gpio   = NETSPACE_V2_GPIO_RED_LED,
  96         },
  97 };
  98
  99 static struct gpio_led_platform_data netspace_v2_gpio_leds_data = {
 100         .num_leds       = ARRAY_SIZE(netspace_v2_gpio_led_pins),
 101         .leds           = netspace_v2_gpio_led_pins,
 102 };
 103
 104 static struct platform_device netspace_v2_gpio_leds = {
 105         .name           = "leds-gpio",
 106         .id             = -1,
 107         .dev            = {
 108                 .platform_data  = &netspace_v2_gpio_leds_data,
 109         },
 110 };
 111
 112 /*****************************************************************************
 113  * Dual-GPIO CPLD LEDs
 114  ****************************************************************************/
 115
 116 #define NETSPACE_V2_GPIO_BLUE_LED_SLOW  29
 117 #define NETSPACE_V2_GPIO_BLUE_LED_CMD   30
 118
 119 static struct ns2_led netspace_v2_led_pins[] = {
 120         {
 121                 .name   = "ns_v2:blue:sata",
 122                 .cmd    = NETSPACE_V2_GPIO_BLUE_LED_CMD,
 123                 .slow   = NETSPACE_V2_GPIO_BLUE_LED_SLOW,
 124         },
 125 };
 126
 127 static struct ns2_led_platform_data netspace_v2_leds_data = {
 128         .num_leds       = ARRAY_SIZE(netspace_v2_led_pins),
 129         .leds           = netspace_v2_led_pins,
 130 };
 131
 132 static struct platform_device netspace_v2_leds = {
 133         .name           = "leds-ns2",
 134         .id             = -1,
 135         .dev            = {
 136                 .platform_data  = &netspace_v2_leds_data,
 137         },
 138 };
 139
 140 /*****************************************************************************
 141  * GPIO fan
 142  ****************************************************************************/
 143
 144 /* Designed for fan 40x40x16: ADDA AD0412LB-D50 6000rpm@12v */
 145 static struct gpio_fan_speed netspace_max_v2_fan_speed[] = {
 146         {    0,  0 },
 147         { 1500, 15 },
 148         { 1700, 14 },
 149         { 1800, 13 },
 150         { 2100, 12 },
 151         { 3100, 11 },
 152         { 3300, 10 },
 153         { 4300,  9 },
 154         { 5500,  8 },
 155 };
 156
 157 static unsigned netspace_max_v2_fan_ctrl[] = { 22, 7, 33, 23 };
 158
 159 static struct gpio_fan_alarm netspace_max_v2_fan_alarm = {
 160         .gpio           = 25,
 161         .active_low     = 1,
 162 };
 163
 164 static struct gpio_fan_platform_data netspace_max_v2_fan_data = {
 165         .num_ctrl       = ARRAY_SIZE(netspace_max_v2_fan_ctrl),
 166         .ctrl           = netspace_max_v2_fan_ctrl,
 167         .alarm          = &netspace_max_v2_fan_alarm,
 168         .num_speed      = ARRAY_SIZE(netspace_max_v2_fan_speed),
 169         .speed          = netspace_max_v2_fan_speed,
 170 };
 171
 172 static struct platform_device netspace_max_v2_gpio_fan = {
 173         .name   = "gpio-fan",
 174         .id     = -1,
 175         .dev    = {
 176                 .platform_data  = &netspace_max_v2_fan_data,
 177         },
 178 };
 179
 180 /*****************************************************************************
 181  * General Setup
 182  ****************************************************************************/
 183
 184 static unsigned int netspace_v2_mpp_config[] __initdata = {
 185         MPP0_SPI_SCn,
 186         MPP1_SPI_MOSI,
 187         MPP2_SPI_SCK,
 188         MPP3_SPI_MISO,
 189         MPP4_NF_IO6,
 190         MPP5_NF_IO7,
 191         MPP6_SYSRST_OUTn,
 192         MPP7_GPO,               /* Fan speed (bit 1) */
 193         MPP8_TW0_SDA,
 194         MPP9_TW0_SCK,
 195         MPP10_UART0_TXD,
 196         MPP11_UART0_RXD,
 197         MPP12_GPO,              /* Red led */
 198         MPP14_GPIO,             /* USB fuse */
 199         MPP16_GPIO,             /* SATA 0 power */
 200         MPP17_GPIO,             /* SATA 1 power */
 201         MPP18_NF_IO0,
 202         MPP19_NF_IO1,
 203         MPP20_SATA1_ACTn,
 204         MPP21_SATA0_ACTn,
 205         MPP22_GPIO,             /* Fan speed (bit 0) */
 206         MPP23_GPIO,             /* Fan power */
 207         MPP24_GPIO,             /* USB mode select */
 208         MPP25_GPIO,             /* Fan rotation fail */
 209         MPP26_GPIO,             /* USB device vbus */
 210         MPP28_GPIO,             /* USB enable host vbus */
 211         MPP29_GPIO,             /* Blue led (slow register) */
 212         MPP30_GPIO,             /* Blue led (command register) */
 213         MPP31_GPIO,             /* Board power off */
 214         MPP32_GPIO,             /* Power button (0 = Released, 1 = Pushed) */
 215         MPP33_GPO,              /* Fan speed (bit 2) */
 216         0
 217 };
 218
 219 #define NETSPACE_V2_GPIO_POWER_OFF      31
 220
 221 static void netspace_v2_power_off(void)
 222 {
 223         gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
 224 }
 225
 226 static void __init netspace_v2_init(void)
 227 {
 228         /*
 229          * Basic setup. Needs to be called early.
 230          */
 231         kirkwood_init();
 232         kirkwood_mpp_conf(netspace_v2_mpp_config);
 233
 234         if (machine_is_netspace_max_v2())
 235                 lacie_v2_hdd_power_init(2);
 236         else
 237                 lacie_v2_hdd_power_init(1);
 238
 239         kirkwood_ehci_init();
 240         kirkwood_ge00_init(&netspace_v2_ge00_data);
 241         kirkwood_sata_init(&netspace_v2_sata_data);
 242         kirkwood_uart0_init();
 243         lacie_v2_register_flash();
 244         lacie_v2_register_i2c_devices();
 245
 246         platform_device_register(&netspace_v2_leds);
 247         platform_device_register(&netspace_v2_gpio_leds);
 248         platform_device_register(&netspace_v2_gpio_buttons);
 249         if (machine_is_netspace_max_v2())
 250                 platform_device_register(&netspace_max_v2_gpio_fan);
 251
 252         if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 &&
 253             gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0)
 254                 pm_power_off = netspace_v2_power_off;
 255         else
 256                 pr_err("netspace_v2: failed to configure power-off GPIO\n");
 257 }
 258
 259 #ifdef CONFIG_MACH_NETSPACE_V2
 260 MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
 261         .atag_offset    = 0x100,
 262         .init_machine   = netspace_v2_init,
 263         .map_io         = kirkwood_map_io,
 264         .init_early     = kirkwood_init_early,
 265         .init_irq       = kirkwood_init_irq,
 266         .init_time      = kirkwood_timer_init,
 267         .restart        = kirkwood_restart,
 268 MACHINE_END
 269 #endif
 270
 271 #ifdef CONFIG_MACH_INETSPACE_V2
 272 MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2")
 273         .atag_offset    = 0x100,
 274         .init_machine   = netspace_v2_init,
 275         .map_io         = kirkwood_map_io,
 276         .init_early     = kirkwood_init_early,
 277         .init_irq       = kirkwood_init_irq,
 278         .init_time      = kirkwood_timer_init,
 279         .restart        = kirkwood_restart,
 280 MACHINE_END
 281 #endif
 282
 283 #ifdef CONFIG_MACH_NETSPACE_MAX_V2
 284 MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2")
 285         .atag_offset    = 0x100,
 286         .init_machine   = netspace_v2_init,
 287         .map_io         = kirkwood_map_io,
 288         .init_early     = kirkwood_init_early,
 289         .init_irq       = kirkwood_init_irq,
 290         .init_time      = kirkwood_timer_init,
 291         .restart        = kirkwood_restart,
 292 MACHINE_END
 293 #endif