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 <asm/mach-types.h>
  24 #include <asm/mach/arch.h>
  25 #include <mach/kirkwood.h>
  26 #include "common.h"
  27 #include "mpp.h"
  28 #include "tsx1x-common.h"
  29
  30 /* for the PCIe reset workaround */
  31 #include <plat/pcie.h>
  32
  33
  34 #define QNAP_TS41X_JUMPER_JP1   45
  35
  36 static struct i2c_board_info __initdata qnap_ts41x_i2c_rtc = {
  37         I2C_BOARD_INFO("s35390a", 0x30),
  38 };
  39
  40 static struct mv643xx_eth_platform_data qnap_ts41x_ge00_data = {
  41         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
  42 };
  43
  44 static struct mv643xx_eth_platform_data qnap_ts41x_ge01_data = {
  45         .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
  46 };
  47
  48 static struct mv_sata_platform_data qnap_ts41x_sata_data = {
  49         .n_ports        = 2,
  50 };
  51
  52 static struct gpio_keys_button qnap_ts41x_buttons[] = {
  53         {
  54                 .code           = KEY_COPY,
  55                 .gpio           = 43,
  56                 .desc           = "USB Copy",
  57                 .active_low     = 1,
  58         },
  59         {
  60                 .code           = KEY_RESTART,
  61                 .gpio           = 37,
  62                 .desc           = "Reset",
  63                 .active_low     = 1,
  64         },
  65 };
  66
  67 static struct gpio_keys_platform_data qnap_ts41x_button_data = {
  68         .buttons        = qnap_ts41x_buttons,
  69         .nbuttons       = ARRAY_SIZE(qnap_ts41x_buttons),
  70 };
  71
  72 static struct platform_device qnap_ts41x_button_device = {
  73         .name           = "gpio-keys",
  74         .id             = -1,
  75         .num_resources  = 0,
  76         .dev            = {
  77                 .platform_data  = &qnap_ts41x_button_data,
  78         }
  79 };
  80
  81 static unsigned int qnap_ts41x_mpp_config[] __initdata = {
  82         MPP0_SPI_SCn,
  83         MPP1_SPI_MOSI,
  84         MPP2_SPI_SCK,
  85         MPP3_SPI_MISO,
  86         MPP6_SYSRST_OUTn,
  87         MPP7_PEX_RST_OUTn,
  88         MPP8_TW0_SDA,
  89         MPP9_TW0_SCK,
  90         MPP10_UART0_TXD,
  91         MPP11_UART0_RXD,
  92         MPP13_UART1_TXD,        /* PIC controller */
  93         MPP14_UART1_RXD,        /* PIC controller */
  94         MPP15_SATA0_ACTn,
  95         MPP16_SATA1_ACTn,
  96         MPP20_GE1_TXD0,
  97         MPP21_GE1_TXD1,
  98         MPP22_GE1_TXD2,
  99         MPP23_GE1_TXD3,
 100         MPP24_GE1_RXD0,
 101         MPP25_GE1_RXD1,
 102         MPP26_GE1_RXD2,
 103         MPP27_GE1_RXD3,
 104         MPP30_GE1_RXCTL,
 105         MPP31_GE1_RXCLK,
 106         MPP32_GE1_TCLKOUT,
 107         MPP33_GE1_TXCTL,
 108         MPP36_GPIO,             /* RAM: 0: 256 MB, 1: 512 MB */
 109         MPP37_GPIO,             /* Reset button */
 110         MPP43_GPIO,             /* USB Copy button */
 111         MPP44_GPIO,             /* Board ID: 0: TS-419U, 1: TS-419 */
 112         MPP45_GPIO,             /* JP1: 0: LCD, 1: serial console */
 113         MPP46_GPIO,             /* External SATA HDD1 error indicator */
 114         MPP47_GPIO,             /* External SATA HDD2 error indicator */
 115         MPP48_GPIO,             /* External SATA HDD3 error indicator */
 116         MPP49_GPIO,             /* External SATA HDD4 error indicator */
 117         0
 118 };
 119
 120 static void __init qnap_ts41x_init(void)
 121 {
 122         /*
 123          * Basic setup. Needs to be called early.
 124          */
 125         kirkwood_init();
 126         kirkwood_mpp_conf(qnap_ts41x_mpp_config);
 127
 128         kirkwood_uart0_init();
 129         kirkwood_uart1_init(); /* A PIC controller is connected here. */
 130         qnap_tsx1x_register_flash();
 131         kirkwood_i2c_init();
 132         i2c_register_board_info(0, &qnap_ts41x_i2c_rtc, 1);
 133         kirkwood_ge00_init(&qnap_ts41x_ge00_data);
 134         kirkwood_ge01_init(&qnap_ts41x_ge01_data);
 135         kirkwood_sata_init(&qnap_ts41x_sata_data);
 136         kirkwood_ehci_init();
 137         platform_device_register(&qnap_ts41x_button_device);
 138
 139         pm_power_off = qnap_tsx1x_power_off;
 140
 141         if (gpio_request(QNAP_TS41X_JUMPER_JP1, "JP1") == 0)
 142                 gpio_export(QNAP_TS41X_JUMPER_JP1, 0);
 143 }
 144
 145 static int __init ts41x_pci_init(void)
 146 {
 147         if (machine_is_ts41x()) {
 148                 /*
 149                  * Without this explicit reset, the PCIe SATA controller
 150                  * (Marvell 88sx7042/sata_mv) is known to stop working
 151                  * after a few minutes.
 152                  */
 153                 orion_pcie_reset((void __iomem *)PCIE_VIRT_BASE);
 154
 155                 kirkwood_pcie_init(KW_PCIE0);
 156         }
 157
 158    return 0;
 159 }
 160 subsys_initcall(ts41x_pci_init);
 161
 162 MACHINE_START(TS41X, "QNAP TS-41x")
 163         /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
 164         .boot_params    = 0x00000100,
 165         .init_machine   = qnap_ts41x_init,
 166         .map_io         = kirkwood_map_io,
 167         .init_irq       = kirkwood_init_irq,
 168         .timer          = &kirkwood_timer,
 169 MACHINE_END