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

   1 /*
   2  * Copyright 2012 (C), Jason Cooper <jason@lakedaemon.net>
   3  *
   4  * arch/arm/mach-kirkwood/board-dreamplug.c
   5  *
   6  * Marvell DreamPlug Reference Board Init for drivers not converted to
   7  * flattened device tree yet.
   8  *
   9  * This file is licensed under the terms of the GNU General Public
  10  * License version 2.  This program is licensed "as is" without any
  11  * warranty of any kind, whether express or implied.
  12  */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/init.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/mtd/partitions.h>
  18 #include <linux/ata_platform.h>
  19 #include <linux/mv643xx_eth.h>
  20 #include <linux/of.h>
  21 #include <linux/of_address.h>
  22 #include <linux/of_fdt.h>
  23 #include <linux/of_irq.h>
  24 #include <linux/of_platform.h>
  25 #include <linux/gpio.h>
  26 #include <linux/leds.h>
  27 #include <linux/mtd/physmap.h>
  28 #include <linux/spi/flash.h>
  29 #include <linux/spi/spi.h>
  30 #include <linux/spi/orion_spi.h>
  31 #include <asm/mach-types.h>
  32 #include <asm/mach/arch.h>
  33 #include <asm/mach/map.h>
  34 #include <mach/kirkwood.h>
  35 #include <mach/bridge-regs.h>
  36 #include <plat/mvsdio.h>
  37 #include "common.h"
  38 #include "mpp.h"
  39
  40 struct mtd_partition dreamplug_partitions[] = {
  41         {
  42                 .name   = "u-boot",
  43                 .size   = SZ_512K,
  44                 .offset = 0,
  45         },
  46         {
  47                 .name   = "u-boot env",
  48                 .size   = SZ_64K,
  49                 .offset = SZ_512K + SZ_512K,
  50         },
  51         {
  52                 .name   = "dtb",
  53                 .size   = SZ_64K,
  54                 .offset = SZ_512K + SZ_512K + SZ_512K,
  55         },
  56 };
  57
  58 static const struct flash_platform_data dreamplug_spi_slave_data = {
  59         .type           = "mx25l1606e",
  60         .name           = "spi_flash",
  61         .parts          = dreamplug_partitions,
  62         .nr_parts       = ARRAY_SIZE(dreamplug_partitions),
  63 };
  64
  65 static struct spi_board_info __initdata dreamplug_spi_slave_info[] = {
  66         {
  67                 .modalias       = "m25p80",
  68                 .platform_data  = &dreamplug_spi_slave_data,
  69                 .irq            = -1,
  70                 .max_speed_hz   = 50000000,
  71                 .bus_num        = 0,
  72                 .chip_select    = 0,
  73         },
  74 };
  75
  76 static struct mv643xx_eth_platform_data dreamplug_ge00_data = {
  77         .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
  78 };
  79
  80 static struct mv643xx_eth_platform_data dreamplug_ge01_data = {
  81         .phy_addr       = MV643XX_ETH_PHY_ADDR(1),
  82 };
  83
  84 static struct mv_sata_platform_data dreamplug_sata_data = {
  85         .n_ports        = 1,
  86 };
  87
  88 static struct mvsdio_platform_data dreamplug_mvsdio_data = {
  89         /* unfortunately the CD signal has not been connected */
  90 };
  91
  92 static struct gpio_led dreamplug_led_pins[] = {
  93         {
  94                 .name                   = "dreamplug:blue:bluetooth",
  95                 .gpio                   = 47,
  96                 .active_low             = 1,
  97         },
  98         {
  99                 .name                   = "dreamplug:green:wifi",
 100                 .gpio                   = 48,
 101                 .active_low             = 1,
 102         },
 103         {
 104                 .name                   = "dreamplug:green:wifi_ap",
 105                 .gpio                   = 49,
 106                 .active_low             = 1,
 107         },
 108 };
 109
 110 static struct gpio_led_platform_data dreamplug_led_data = {
 111         .leds           = dreamplug_led_pins,
 112         .num_leds       = ARRAY_SIZE(dreamplug_led_pins),
 113 };
 114
 115 static struct platform_device dreamplug_leds = {
 116         .name   = "leds-gpio",
 117         .id     = -1,
 118         .dev    = {
 119                 .platform_data  = &dreamplug_led_data,
 120         }
 121 };
 122
 123 static unsigned int dreamplug_mpp_config[] __initdata = {
 124         MPP0_SPI_SCn,
 125         MPP1_SPI_MOSI,
 126         MPP2_SPI_SCK,
 127         MPP3_SPI_MISO,
 128         MPP47_GPIO,     /* Bluetooth LED */
 129         MPP48_GPIO,     /* Wifi LED */
 130         MPP49_GPIO,     /* Wifi AP LED */
 131         0
 132 };
 133
 134 void __init dreamplug_init(void)
 135 {
 136         /*
 137          * Basic setup. Needs to be called early.
 138          */
 139         kirkwood_mpp_conf(dreamplug_mpp_config);
 140
 141         spi_register_board_info(dreamplug_spi_slave_info,
 142                                 ARRAY_SIZE(dreamplug_spi_slave_info));
 143         kirkwood_spi_init();
 144
 145         kirkwood_ehci_init();
 146         kirkwood_ge00_init(&dreamplug_ge00_data);
 147         kirkwood_ge01_init(&dreamplug_ge01_data);
 148         kirkwood_sata_init(&dreamplug_sata_data);
 149         kirkwood_sdio_init(&dreamplug_mvsdio_data);
 150
 151         platform_device_register(&dreamplug_leds);
 152 }