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

   1 /*
   2  * arch/arm/mach-kirkwood/goflexnet-setup.c
   3  *
   4  * Seagate GoFlex Net 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/ata_platform.h>
  15 #include <linux/mtd/partitions.h>
  16 #include <linux/mv643xx_eth.h>
  17 #include <linux/gpio.h>
  18 #include <linux/leds.h>
  19 #include <asm/mach-types.h>
  20 #include <asm/mach/arch.h>
  21 #include <mach/kirkwood.h>
  22 #include "common.h"
  23 #include "mpp.h"
  24
  25 static struct mtd_partition goflexnet_nand_parts[] = {
  26         {
  27                 .name = "u-boot",
  28                 .offset = 0,
  29                 .size = SZ_1M
  30         }, {
  31                 .name = "uImage",
  32                 .offset = MTDPART_OFS_NXTBLK,
  33                 .size = SZ_4M
  34         }, {
  35                 .name = "rootfs",
  36                 .offset = MTDPART_OFS_NXTBLK,
  37                 .size = SZ_32M
  38         }, {
  39                 .name = "data",
  40                 .offset = MTDPART_OFS_NXTBLK,
  41                 .size = MTDPART_SIZ_FULL
  42         },
  43 };
  44
  45 static struct mv643xx_eth_platform_data goflexnet_ge00_data = {
  46         .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
  47 };
  48
  49 static struct mv_sata_platform_data goflexnet_sata_data = {
  50         .n_ports        = 2,
  51 };
  52
  53 static struct gpio_led goflexnet_led_pins[] = {
  54         {
  55                 .name                   = "status:green:health",
  56                 .default_trigger        = "default-on",
  57                 .gpio                   = 46, // 0x4000
  58                 .active_low             = 1,
  59         },
  60         {
  61                 .name                   = "status:orange:fault",
  62                 .default_trigger        = "none",
  63                 .gpio                   = 47, // 0x8000
  64                 .active_low             = 1,
  65         },
  66         {
  67                 .name                   = "status:white:left0",
  68                 .default_trigger        = "none",
  69                 .gpio                   = 42, // 0x0400
  70                 .active_low             = 0,
  71         },
  72         {
  73                 .name                   = "status:white:left1",
  74                 .default_trigger        = "none",
  75                 .gpio                   = 43, // 0x0800
  76                 .active_low             = 0,
  77         },
  78         {
  79                 .name                   = "status:white:left2",
  80                 .default_trigger        = "none",
  81                 .gpio                   = 44, // 0x1000
  82                 .active_low             = 0,
  83         },
  84         {
  85                 .name                   = "status:white:left3",
  86                 .default_trigger        = "none",
  87                 .gpio                   = 45, // 0x2000
  88                 .active_low             = 0,
  89         },
  90         {
  91                 .name                   = "status:white:right0",
  92                 .default_trigger        = "none",
  93                 .gpio                   = 38, // 0x0040
  94                 .active_low             = 0,
  95         },
  96         {
  97                 .name                   = "status:white:right1",
  98                 .default_trigger        = "none",
  99                 .gpio                   = 39, // 0x0080
 100                 .active_low             = 0,
 101         },
 102         {
 103                 .name                   = "status:white:right2",
 104                 .default_trigger        = "none",
 105                 .gpio                   = 40, // 0x0100
 106                 .active_low             = 0,
 107         },
 108         {
 109                 .name                   = "status:white:right3",
 110                 .default_trigger        = "none",
 111                 .gpio                   = 41, // 0x0200
 112                 .active_low             = 0,
 113         }
 114 };
 115
 116 static struct gpio_led_platform_data goflexnet_led_data = {
 117         .leds           = goflexnet_led_pins,
 118         .num_leds       = ARRAY_SIZE(goflexnet_led_pins),
 119 };
 120
 121 static struct platform_device goflexnet_leds = {
 122         .name   = "leds-gpio",
 123         .id     = -1,
 124         .dev    = {
 125                 .platform_data  = &goflexnet_led_data,
 126         }
 127 };
 128
 129 static unsigned int goflexnet_mpp_config[] __initdata = {
 130         MPP29_GPIO,     /* USB Power Enable */
 131         MPP47_GPIO,     /* LED Orange */
 132         MPP46_GPIO,     /* LED Green */
 133         MPP45_GPIO,     /* LED Left Capacity 3 */
 134         MPP44_GPIO,     /* LED Left Capacity 2 */
 135         MPP43_GPIO,     /* LED Left Capacity 1 */
 136         MPP42_GPIO,     /* LED Left Capacity 0 */
 137         MPP41_GPIO,     /* LED Right Capacity 3 */
 138         MPP40_GPIO,     /* LED Right Capacity 2 */
 139         MPP39_GPIO,     /* LED Right Capacity 1 */
 140         MPP38_GPIO,     /* LED Right Capacity 0 */
 141         0
 142 };
 143
 144 static void __init goflexnet_init(void)
 145 {
 146         /*
 147          * Basic setup. Needs to be called early.
 148          */
 149         kirkwood_init();
 150
 151         /* setup gpio pin select */
 152         kirkwood_mpp_conf(goflexnet_mpp_config);
 153
 154         kirkwood_uart0_init();
 155         kirkwood_nand_init(ARRAY_AND_SIZE(goflexnet_nand_parts), 40);
 156
 157         if (gpio_request(29, "USB Power Enable") != 0 ||
 158             gpio_direction_output(29, 1) != 0)
 159                 printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
 160         kirkwood_ehci_init();
 161         kirkwood_ge00_init(&goflexnet_ge00_data);
 162         kirkwood_sata_init(&goflexnet_sata_data);
 163
 164         platform_device_register(&goflexnet_leds);
 165 }
 166
 167 MACHINE_START(GOFLEXNET, "Seagate GoFlex Net")
 168         /* Maintainer: Peter Carmichael <peterjncarm@ovi.com> */
 169         .atag_offset    = 0x100,
 170         .init_machine   = goflexnet_init,
 171         .map_io         = kirkwood_map_io,
 172         .init_early     = kirkwood_init_early,
 173         .init_irq       = kirkwood_init_irq,
 174         .timer          = &kirkwood_timer,
 175         .restart        = kirkwood_restart,
 176 MACHINE_END