arch/arm/mach-kirkwood/ts41x-setup.c

   1 /*
   2  *
   3  * QNAP TS-410, TS-410U, TS-419P and TS-419U Turbo NAS Board Setup
   4  *
   5  * Copyright (C) 2009-2010  Martin Michlmayr <tbm@cyrius.com>
   6  * Copyright (C) 2008  Byron Bradley <byron.bbradley@gmail.com>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * as published by the Free Software Foundation; either version
  11  * 2 of the License, or (at your option) any later version.
  12  */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/init.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/i2c.h>
  18 #include <linux/mv643xx_eth.h>
  19 #include <linux/ata_platform.h>
  20 #include <linux/gpio.h>
  21 #include <linux/gpio_keys.h>
  22 #include <linux/input.h>
  23 #include <linux/io.h>
  24 #include <asm/mach-types.h>
  25 #include <asm/mach/arch.h>
  26 #include <mach/kirkwood.h>
  27 #include "common.h"
  28 #include "mpp.h"
  29 #include "tsx1x-common.h"
  30
  31 /* for the PCIe reset workaround */
  32 #include <plat/pcie.h>
  33
  34
  35 #define QNAP_TS41X_JUMPER_JP1   45
  36
  37 static struct i2c_board_info __initdata qnap_ts41x_i2c_rtc = {
  38         I2C_BOARD_INFO("s35390a", 0x30),
  39 };
  40
  41 static struct mv643xx_eth_platform_data qnap_ts41x_ge00_data = {
  42         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
  43 };
  44
  45 static struct mv643xx_eth_platform_data qnap_ts41x_ge01_data = {
  46         .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
  47 };
  48
  49 static struct mv_sata_platform_data qnap_ts41x_sata_data = {
  50         .n_ports        = 2,
  51 };
  52
  53 static struct gpio_keys_button qnap_ts41x_buttons[] = {
  54         {
  55                 .code           = KEY_COPY,
  56                 .gpio           = 43,
  57                 .desc           = "USB Copy",
  58                 .active_low     = 1,
  59         },
  60         {
  61                 .code           = KEY_RESTART,
  62                 .gpio           = 37,
  63                 .desc           = "Reset",
  64                 .active_low     = 1,
  65         },
  66 };
  67
  68 static struct gpio_keys_platform_data qnap_ts41x_button_data = {
  69         .buttons        = qnap_ts41x_buttons,
  70         .nbuttons       = ARRAY_SIZE(qnap_ts41x_buttons),
  71 };
  72
  73 static struct platform_device qnap_ts41x_button_device = {
  74         .name           = "gpio-keys",
  75         .id             = -1,
  76         .num_resources  = 0,
  77         .dev            = {
  78                 .platform_data  = &qnap_ts41x_button_data,
  79         }
  80 };
  81
  82 static unsigned int qnap_ts41x_mpp_config[] __initdata = {
  83         MPP0_SPI_SCn,
  84         MPP1_SPI_MOSI,
  85         MPP2_SPI_SCK,
  86         MPP3_SPI_MISO,
  87         MPP6_SYSRST_OUTn,
  88         MPP7_PEX_RST_OUTn,
  89         MPP8_TW0_SDA,
  90         MPP9_TW0_SCK,
  91         MPP10_UART0_TXD,
  92         MPP11_UART0_RXD,
  93         MPP13_UART1_TXD,        /* PIC controller */
  94         MPP14_UART1_RXD,        /* PIC controller */
  95         MPP15_SATA0_ACTn,
  96         MPP16_SATA1_ACTn,
  97         MPP20_GE1_TXD0,
  98         MPP21_GE1_TXD1,
  99         MPP22_GE1_TXD2,
 100         MPP23_GE1_TXD3,
 101         MPP24_GE1_RXD0,
 102         MPP25_GE1_RXD1,
 103         MPP26_GE1_RXD2,
 104         MPP27_GE1_RXD3,
 105         MPP30_GE1_RXCTL,
 106         MPP31_GE1_RXCLK,
 107         MPP32_GE1_TCLKOUT,
 108         MPP33_GE1_TXCTL,
 109         MPP36_GPIO,             /* RAM: 0: 256 MB, 1: 512 MB */
 110         MPP37_GPIO,             /* Reset button */
 111         MPP43_GPIO,             /* USB Copy button */
 112         MPP44_GPIO,             /* Board ID: 0: TS-419U, 1: TS-419 */
 113         MPP45_GPIO,             /* JP1: 0: LCD, 1: serial console */
 114         MPP46_GPIO,             /* External SATA HDD1 error indicator */
 115         MPP47_GPIO,             /* External SATA HDD2 error indicator */
 116         MPP48_GPIO,             /* External SATA HDD3 error indicator */
 117         MPP49_GPIO,             /* External SATA HDD4 error indicator */
 118         0
 119 };
 120
 121 static void __init qnap_ts41x_init(void)
 122 {
 123         u32 dev, rev;
 124
 125         /*
 126          * Basic setup. Needs to be called early.
 127          */
 128         kirkwood_init();
 129         kirkwood_mpp_conf(qnap_ts41x_mpp_config);
 130
 131         kirkwood_uart0_init();
 132         kirkwood_uart1_init(); /* A PIC controller is connected here. */
 133         qnap_tsx1x_register_flash();
 134         kirkwood_i2c_init();
 135         i2c_register_board_info(0, &qnap_ts41x_i2c_rtc, 1);
 136
 137         kirkwood_pcie_id(&dev, &rev);
 138         if (dev == MV88F6282_DEV_ID) {
 139                 qnap_ts41x_ge00_data.phy_addr = MV643XX_ETH_PHY_ADDR(0);
 140                 qnap_ts41x_ge01_data.phy_addr = MV643XX_ETH_PHY_ADDR(1);
 141         }
 142         kirkwood_ge00_init(&qnap_ts41x_ge00_data);
 143         kirkwood_ge01_init(&qnap_ts41x_ge01_data);
 144
 145         kirkwood_sata_init(&qnap_ts41x_sata_data);
 146         kirkwood_ehci_init();
 147         platform_device_register(&qnap_ts41x_button_device);
 148
 149         pm_power_off = qnap_tsx1x_power_off;
 150
 151         if (gpio_request(QNAP_TS41X_JUMPER_JP1, "JP1") == 0)
 152                 gpio_export(QNAP_TS41X_JUMPER_JP1, 0);
 153 }
 154
 155 static int __init ts41x_pci_init(void)
 156 {
 157         if (machine_is_ts41x()) {
 158                 u32 dev, rev;
 159
 160                 /*
 161                  * Without this explicit reset, the PCIe SATA controller
 162                  * (Marvell 88sx7042/sata_mv) is known to stop working
 163                  * after a few minutes.
 164                  */
 165                 orion_pcie_reset(PCIE_VIRT_BASE);
 166
 167                 kirkwood_pcie_id(&dev, &rev);
 168                 if (dev == MV88F6282_DEV_ID)
 169                         kirkwood_pcie_init(KW_PCIE1 | KW_PCIE0);
 170                 else
 171                         kirkwood_pcie_init(KW_PCIE0);
 172         }
 173         return 0;
 174 }
 175 subsys_initcall(ts41x_pci_init);
 176
 177 MACHINE_START(TS41X, "QNAP TS-41x")
 178         /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
 179         .atag_offset    = 0x100,
 180         .init_machine   = qnap_ts41x_init,
 181         .map_io         = kirkwood_map_io,
 182         .init_early     = kirkwood_init_early,
 183         .init_irq       = kirkwood_init_irq,
 184         .init_time      = kirkwood_timer_init,
 185         .restart        = kirkwood_restart,
 186 MACHINE_END