target/linux/kirkwood/files-3.3/arch/arm/mach-kirkwood/iconnect-setup.c

   1 /*
   2  * arch/arm/mach-kirkwood/iconnect-setup.c
   3  *
   4  * Iomega iConnect Wireless
   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/irq.h>
  15 #include <linux/mtd/partitions.h>
  16 #include <linux/mv643xx_eth.h>
  17 #include <linux/ethtool.h>
  18 #include <linux/gpio.h>
  19 #include <linux/gpio_keys.h>
  20 #include <linux/input.h>
  21 #include <linux/leds.h>
  22 #include <asm/mach-types.h>
  23 #include <asm/mach/arch.h>
  24 #include <mach/kirkwood.h>
  25 #include "common.h"
  26 #include "mpp.h"
  27
  28 static struct mtd_partition iconnect_nand_parts[] = {
  29         {
  30                 .name = "u-boot",
  31                 .offset = 0,
  32                 .size = SZ_1M
  33         }, {
  34                 .name = "uImage",
  35                 .offset = MTDPART_OFS_NXTBLK,
  36                 .size = SZ_1M + SZ_2M
  37         }, {
  38                 .name = "rootfs",
  39                 .offset = MTDPART_OFS_NXTBLK,
  40                 .size = SZ_32M,
  41         }, {
  42                 .name = "data",
  43                 .offset = MTDPART_OFS_NXTBLK,
  44                 .size = MTDPART_SIZ_FULL
  45         },
  46 };
  47
  48 static struct mv643xx_eth_platform_data iconnect_ge00_data = {
  49         .phy_addr       = MV643XX_ETH_PHY_ADDR(11),
  50 };
  51
  52 static struct gpio_led iconnect_led_pins[] = {
  53         {
  54                 .name                   = "iconnect:blue:power",
  55                 .default_trigger        = "default-on",
  56                 .gpio                   = 42,
  57         },
  58         {
  59                 .name                   = "iconnect:red:power",
  60                 .gpio                   = 43,
  61         },
  62         {
  63                 .name                   = "iconnect:blue:usb1",
  64                 .gpio                   = 44,
  65         },
  66         {
  67                 .name                   = "iconnect:blue:usb2",
  68                 .gpio                   = 45,
  69         },
  70         {
  71                 .name                   = "iconnect:blue:usb3",
  72                 .gpio                   = 46,
  73         },
  74         {
  75                 .name                   = "iconnect:blue:usb4",
  76                 .gpio                   = 47,
  77         },
  78         {
  79                 .name                   = "iconnect:blue:otb",
  80                 .gpio                   = 48,
  81         },
  82 };
  83
  84 static struct gpio_led_platform_data iconnect_led_data = {
  85         .leds           = iconnect_led_pins,
  86         .num_leds       = ARRAY_SIZE(iconnect_led_pins),
  87 };
  88
  89 static struct platform_device iconnect_leds = {
  90         .name   = "leds-gpio",
  91         .id     = -1,
  92         .dev    = {
  93                 .platform_data  = &iconnect_led_data,
  94         }
  95 };
  96
  97 #define ICONNECT_GPIO_KEY_RESET         12
  98 #define ICONNECT_GPIO_KEY_OTB           35
  99
 100 #define ICONNECT_SW_RESET               0x00
 101 #define ICONNECT_SW_OTB                 0x01
 102
 103 static struct gpio_keys_button iconnect_buttons[] = {
 104         {
 105                 .type           = EV_SW,
 106                 .code           = ICONNECT_SW_RESET,
 107                 .gpio           = ICONNECT_GPIO_KEY_RESET,
 108                 .desc           = "Reset Button",
 109                 .active_low     = 1,
 110                 .debounce_interval = 100,
 111         },
 112         {
 113                 .type           = EV_SW,
 114                 .code           = ICONNECT_SW_OTB,
 115                 .gpio           = ICONNECT_GPIO_KEY_OTB,
 116                 .desc           = "OTB Button",
 117                 .active_low     = 1,
 118                 .debounce_interval = 100,
 119         },
 120 };
 121
 122 static struct gpio_keys_platform_data iconnect_button_data = {
 123         .buttons        = iconnect_buttons,
 124         .nbuttons       = ARRAY_SIZE(iconnect_buttons),
 125 };
 126
 127 static struct platform_device iconnect_button_device = {
 128         .name           = "gpio-keys",
 129         .id             = -1,
 130         .num_resources  = 0,
 131         .dev = {
 132                 .platform_data = &iconnect_button_data,
 133         },
 134 };
 135
 136 static unsigned int iconnect_mpp_config[] __initdata = {
 137         MPP12_GPIO, /*Input for reset button*/
 138         MPP35_GPIO, /*Input for OTB button*/
 139         MPP42_GPIO,
 140         MPP43_GPIO,
 141         MPP44_GPIO,
 142         MPP45_GPIO,
 143         MPP46_GPIO,
 144         MPP47_GPIO,
 145         MPP48_GPIO,
 146         0
 147 };
 148
 149 static void __init iconnect_init(void)
 150 {
 151         u32 dev, rev;
 152
 153         /*
 154          * Basic setup. Needs to be called early.
 155          */
 156         kirkwood_init();
 157         kirkwood_mpp_conf(iconnect_mpp_config);
 158
 159         kirkwood_nand_init(ARRAY_AND_SIZE(iconnect_nand_parts), 25);
 160         kirkwood_ehci_init();
 161
 162         kirkwood_ge00_init(&iconnect_ge00_data);
 163         kirkwood_pcie_id(&dev, &rev);
 164
 165         kirkwood_uart0_init();
 166         kirkwood_i2c_init();
 167
 168         platform_device_register(&iconnect_leds);
 169         platform_device_register(&iconnect_button_device);
 170 }
 171
 172 static int __init iconnect_pci_init(void)
 173 {
 174         if (machine_is_iconnect())
 175                 kirkwood_pcie_init(KW_PCIE0);
 176
 177         return 0;
 178 }
 179 subsys_initcall(iconnect_pci_init);
 180
 181
 182 MACHINE_START(ICONNECT, "Iomega iConnect Wireless")
 183         .atag_offset    = 0x100,
 184         .init_machine   = iconnect_init,
 185         .map_io         = kirkwood_map_io,
 186         .init_early     = kirkwood_init_early,
 187         .init_irq       = kirkwood_init_irq,
 188         .timer          = &kirkwood_timer,
 189         .restart        = kirkwood_restart,
 190 MACHINE_END