release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c

   1 /*
   2  * arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c
   3  *
   4  * Marvell 88F6281 GTW GE 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/pci.h>
  15 #include <linux/irq.h>
  16 #include <linux/mtd/physmap.h>
  17 #include <linux/timer.h>
  18 #include <linux/mv643xx_eth.h>
  19 #include <linux/ethtool.h>
  20 #include <linux/gpio.h>
  21 #include <linux/leds.h>
  22 #include <linux/input.h>
  23 #include <linux/gpio_keys.h>
  24 #include <linux/spi/flash.h>
  25 #include <linux/spi/spi.h>
  26 #include <linux/spi/orion_spi.h>
  27 #include <net/dsa.h>
  28 #include <asm/mach-types.h>
  29 #include <asm/mach/arch.h>
  30 #include <asm/mach/pci.h>
  31 #include <mach/kirkwood.h>
  32 #include "common.h"
  33 #include "mpp.h"
  34
  35 static struct mv643xx_eth_platform_data mv88f6281gtw_ge_ge00_data = {
  36         .phy_addr       = MV643XX_ETH_PHY_NONE,
  37         .speed          = SPEED_1000,
  38         .duplex         = DUPLEX_FULL,
  39 };
  40
  41 static struct dsa_chip_data mv88f6281gtw_ge_switch_chip_data = {
  42         .port_names[0]  = "lan1",
  43         .port_names[1]  = "lan2",
  44         .port_names[2]  = "lan3",
  45         .port_names[3]  = "lan4",
  46         .port_names[4]  = "wan",
  47         .port_names[5]  = "cpu",
  48 };
  49
  50 static struct dsa_platform_data mv88f6281gtw_ge_switch_plat_data = {
  51         .nr_chips       = 1,
  52         .chip           = &mv88f6281gtw_ge_switch_chip_data,
  53 };
  54
  55 static const struct flash_platform_data mv88f6281gtw_ge_spi_slave_data = {
  56         .type           = "mx25l12805d",
  57 };
  58
  59 static struct spi_board_info __initdata mv88f6281gtw_ge_spi_slave_info[] = {
  60         {
  61                 .modalias       = "m25p80",
  62                 .platform_data  = &mv88f6281gtw_ge_spi_slave_data,
  63                 .irq            = -1,
  64                 .max_speed_hz   = 50000000,
  65                 .bus_num        = 0,
  66                 .chip_select    = 0,
  67         },
  68 };
  69
  70 static struct gpio_keys_button mv88f6281gtw_ge_button_pins[] = {
  71         {
  72                 .code           = KEY_RESTART,
  73                 .gpio           = 47,
  74                 .desc           = "SWR Button",
  75                 .active_low     = 1,
  76         }, {
  77                 .code           = KEY_WPS_BUTTON,
  78                 .gpio           = 46,
  79                 .desc           = "WPS Button",
  80                 .active_low     = 1,
  81         },
  82 };
  83
  84 static struct gpio_keys_platform_data mv88f6281gtw_ge_button_data = {
  85         .buttons        = mv88f6281gtw_ge_button_pins,
  86         .nbuttons       = ARRAY_SIZE(mv88f6281gtw_ge_button_pins),
  87 };
  88
  89 static struct platform_device mv88f6281gtw_ge_buttons = {
  90         .name           = "gpio-keys",
  91         .id             = -1,
  92         .num_resources  = 0,
  93         .dev            = {
  94                 .platform_data  = &mv88f6281gtw_ge_button_data,
  95         },
  96 };
  97
  98 static struct gpio_led mv88f6281gtw_ge_led_pins[] = {
  99         {
 100                 .name           = "gtw:green:Status",
 101                 .gpio           = 20,
 102                 .active_low     = 0,
 103         }, {
 104                 .name           = "gtw:red:Status",
 105                 .gpio           = 21,
 106                 .active_low     = 0,
 107         }, {
 108                 .name           = "gtw:green:USB",
 109                 .gpio           = 12,
 110                 .active_low     = 0,
 111         },
 112 };
 113
 114 static struct gpio_led_platform_data mv88f6281gtw_ge_led_data = {
 115         .leds           = mv88f6281gtw_ge_led_pins,
 116         .num_leds       = ARRAY_SIZE(mv88f6281gtw_ge_led_pins),
 117 };
 118
 119 static struct platform_device mv88f6281gtw_ge_leds = {
 120         .name   = "leds-gpio",
 121         .id     = -1,
 122         .dev    = {
 123                 .platform_data  = &mv88f6281gtw_ge_led_data,
 124         },
 125 };
 126
 127 static unsigned int mv88f6281gtw_ge_mpp_config[] __initdata = {
 128         MPP12_GPO,      /* Status#_USB pin  */
 129         MPP20_GPIO,     /* Status#_GLED pin */
 130         MPP21_GPIO,     /* Status#_RLED pin */
 131         MPP46_GPIO,     /* WPS_Switch pin   */
 132         MPP47_GPIO,     /* SW_Init pin      */
 133         0
 134 };
 135
 136 static void __init mv88f6281gtw_ge_init(void)
 137 {
 138         /*
 139          * Basic setup. Needs to be called early.
 140          */
 141         kirkwood_init();
 142         kirkwood_mpp_conf(mv88f6281gtw_ge_mpp_config);
 143
 144         kirkwood_ehci_init();
 145         kirkwood_ge00_init(&mv88f6281gtw_ge_ge00_data);
 146         kirkwood_ge00_switch_init(&mv88f6281gtw_ge_switch_plat_data, NO_IRQ);
 147         spi_register_board_info(mv88f6281gtw_ge_spi_slave_info,
 148                                 ARRAY_SIZE(mv88f6281gtw_ge_spi_slave_info));
 149         kirkwood_spi_init();
 150         kirkwood_uart0_init();
 151         platform_device_register(&mv88f6281gtw_ge_leds);
 152         platform_device_register(&mv88f6281gtw_ge_buttons);
 153 }
 154
 155 static int __init mv88f6281gtw_ge_pci_init(void)
 156 {
 157         if (machine_is_mv88f6281gtw_ge())
 158                 kirkwood_pcie_init(KW_PCIE0);
 159
 160         return 0;
 161 }
 162 subsys_initcall(mv88f6281gtw_ge_pci_init);
 163
 164 MACHINE_START(MV88F6281GTW_GE, "Marvell 88F6281 GTW GE Board")
 165         /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
 166         .phys_io        = KIRKWOOD_REGS_PHYS_BASE,
 167         .io_pg_offst    = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
 168         .boot_params    = 0x00000100,
 169         .init_machine   = mv88f6281gtw_ge_init,
 170         .map_io         = kirkwood_map_io,
 171         .init_irq       = kirkwood_init_irq,
 172         .timer          = &kirkwood_timer,
 173 MACHINE_END