arch/arm/mach-kirkwood/board-iconnect.c

   1 /*
   2  * arch/arm/mach-kirkwood/board-iconnect.c
   3  *
   4  * Iomega i-connect Board Setup
   5  *
   6  * This file is licensed under the terms of the GNU General Public
   7  * License version 2.  This program is licensed "as is" without any
   8  * warranty of any kind, whether express or implied.
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/of.h>
  15 #include <linux/of_address.h>
  16 #include <linux/of_fdt.h>
  17 #include <linux/of_irq.h>
  18 #include <linux/of_platform.h>
  19 #include <linux/mtd/partitions.h>
  20 #include <linux/mv643xx_eth.h>
  21 #include <linux/gpio.h>
  22 #include <linux/leds.h>
  23 #include <linux/spi/flash.h>
  24 #include <linux/spi/spi.h>
  25 #include <linux/spi/orion_spi.h>
  26 #include <linux/i2c.h>
  27 #include <linux/input.h>
  28 #include <linux/gpio_keys.h>
  29 #include <asm/mach/arch.h>
  30 #include <mach/kirkwood.h>
  31 #include "common.h"
  32 #include "mpp.h"
  33
  34 static struct mv643xx_eth_platform_data iconnect_ge00_data = {
  35         .phy_addr       = MV643XX_ETH_PHY_ADDR(11),
  36 };
  37
  38 static struct gpio_led iconnect_led_pins[] = {
  39         {
  40                 .name           = "led_level",
  41                 .gpio           = 41,
  42                 .default_trigger = "default-on",
  43         }, {
  44                 .name           = "power:blue",
  45                 .gpio           = 42,
  46                 .default_trigger = "timer",
  47         }, {
  48                 .name           = "power:red",
  49                 .gpio           = 43,
  50         }, {
  51                 .name           = "usb1:blue",
  52                 .gpio           = 44,
  53         }, {
  54                 .name           = "usb2:blue",
  55                 .gpio           = 45,
  56         }, {
  57                 .name           = "usb3:blue",
  58                 .gpio           = 46,
  59         }, {
  60                 .name           = "usb4:blue",
  61                 .gpio           = 47,
  62         }, {
  63                 .name           = "otb:blue",
  64                 .gpio           = 48,
  65         },
  66 };
  67
  68 static struct gpio_led_platform_data iconnect_led_data = {
  69         .leds           = iconnect_led_pins,
  70         .num_leds       = ARRAY_SIZE(iconnect_led_pins),
  71         .gpio_blink_set = orion_gpio_led_blink_set,
  72 };
  73
  74 static struct platform_device iconnect_leds = {
  75         .name   = "leds-gpio",
  76         .id     = -1,
  77         .dev    = {
  78                 .platform_data  = &iconnect_led_data,
  79         }
  80 };
  81
  82 static unsigned int iconnect_mpp_config[] __initdata = {
  83         MPP12_GPIO,
  84         MPP35_GPIO,
  85         MPP41_GPIO,
  86         MPP42_GPIO,
  87         MPP43_GPIO,
  88         MPP44_GPIO,
  89         MPP45_GPIO,
  90         MPP46_GPIO,
  91         MPP47_GPIO,
  92         MPP48_GPIO,
  93         0
  94 };
  95
  96 static struct i2c_board_info __initdata iconnect_board_info[] = {
  97         {
  98                 I2C_BOARD_INFO("lm63", 0x4c),
  99         },
 100 };
 101
 102 static struct mtd_partition iconnect_nand_parts[] = {
 103         {
 104                 .name = "flash",
 105                 .offset = 0,
 106                 .size = MTDPART_SIZ_FULL,
 107         },
 108 };
 109
 110 /* yikes... theses are the original input buttons */
 111 /* but I'm not convinced by the sw event choices  */
 112 static struct gpio_keys_button iconnect_buttons[] = {
 113         {
 114                 .type           = EV_SW,
 115                 .code           = SW_LID,
 116                 .gpio           = 12,
 117                 .desc           = "Reset Button",
 118                 .active_low     = 1,
 119                 .debounce_interval = 100,
 120         }, {
 121                 .type           = EV_SW,
 122                 .code           = SW_TABLET_MODE,
 123                 .gpio           = 35,
 124                 .desc           = "OTB Button",
 125                 .active_low     = 1,
 126                 .debounce_interval = 100,
 127         },
 128 };
 129
 130 static struct gpio_keys_platform_data iconnect_button_data = {
 131         .buttons        = iconnect_buttons,
 132         .nbuttons       = ARRAY_SIZE(iconnect_buttons),
 133 };
 134
 135 static struct platform_device iconnect_button_device = {
 136         .name           = "gpio-keys",
 137         .id             = -1,
 138         .num_resources  = 0,
 139         .dev        = {
 140                 .platform_data  = &iconnect_button_data,
 141         },
 142 };
 143
 144 void __init iconnect_init(void)
 145 {
 146         kirkwood_mpp_conf(iconnect_mpp_config);
 147         kirkwood_nand_init(ARRAY_AND_SIZE(iconnect_nand_parts), 25);
 148         kirkwood_i2c_init();
 149         i2c_register_board_info(0, iconnect_board_info,
 150                 ARRAY_SIZE(iconnect_board_info));
 151
 152         kirkwood_ehci_init();
 153         kirkwood_ge00_init(&iconnect_ge00_data);
 154
 155         platform_device_register(&iconnect_button_device);
 156         platform_device_register(&iconnect_leds);
 157 }
 158
 159 static int __init iconnect_pci_init(void)
 160 {
 161         if (of_machine_is_compatible("iom,iconnect"))
 162                 kirkwood_pcie_init(KW_PCIE0);
 163         return 0;
 164 }
 165 subsys_initcall(iconnect_pci_init);