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ts41x-setup.c

/*
 *
 * QNAP TS-410, TS-410U, TS-419P and TS-419U Turbo NAS Board Setup
 *
 * Copyright (C) 2009-2010  Martin Michlmayr <tbm@cyrius.com>
 * Copyright (C) 2008  Byron Bradley <byron.bbradley@gmail.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/i2c.h>
#include <linux/mv643xx_eth.h>
#include <linux/ata_platform.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/kirkwood.h>
#include "common.h"
#include "mpp.h"
#include "tsx1x-common.h"

/* for the PCIe reset workaround */
#include <plat/pcie.h>


#define QNAP_TS41X_JUMPER_JP1 45

static struct i2c_board_info __initdata qnap_ts41x_i2c_rtc = {
      I2C_BOARD_INFO("s35390a", 0x30),
};

static struct mv643xx_eth_platform_data qnap_ts41x_ge00_data = {
      .phy_addr   = MV643XX_ETH_PHY_ADDR(8),
};

static struct mv643xx_eth_platform_data qnap_ts41x_ge01_data = {
      .phy_addr   = MV643XX_ETH_PHY_ADDR(0),
};

static struct mv_sata_platform_data qnap_ts41x_sata_data = {
      .n_ports    = 2,
};

static struct gpio_keys_button qnap_ts41x_buttons[] = {
      {
            .code       = KEY_COPY,
            .gpio       = 43,
            .desc       = "USB Copy",
            .active_low = 1,
      },
      {
            .code       = KEY_RESTART,
            .gpio       = 37,
            .desc       = "Reset",
            .active_low = 1,
      },
};

static struct gpio_keys_platform_data qnap_ts41x_button_data = {
      .buttons    = qnap_ts41x_buttons,
      .nbuttons   = ARRAY_SIZE(qnap_ts41x_buttons),
};

static struct platform_device qnap_ts41x_button_device = {
      .name       = "gpio-keys",
      .id         = -1,
      .num_resources    = 0,
      .dev        = {
            .platform_data    = &qnap_ts41x_button_data,
      }
};

static unsigned int qnap_ts41x_mpp_config[] __initdata = {
      MPP0_SPI_SCn,
      MPP1_SPI_MOSI,
      MPP2_SPI_SCK,
      MPP3_SPI_MISO,
      MPP6_SYSRST_OUTn,
      MPP7_PEX_RST_OUTn,
      MPP8_TW0_SDA,
      MPP9_TW0_SCK,
      MPP10_UART0_TXD,
      MPP11_UART0_RXD,
      MPP13_UART1_TXD,  /* PIC controller */
      MPP14_UART1_RXD,  /* PIC controller */
      MPP15_SATA0_ACTn,
      MPP16_SATA1_ACTn,
      MPP20_GE1_TXD0,
      MPP21_GE1_TXD1,
      MPP22_GE1_TXD2,
      MPP23_GE1_TXD3,
      MPP24_GE1_RXD0,
      MPP25_GE1_RXD1,
      MPP26_GE1_RXD2,
      MPP27_GE1_RXD3,
      MPP30_GE1_RXCTL,
      MPP31_GE1_RXCLK,
      MPP32_GE1_TCLKOUT,
      MPP33_GE1_TXCTL,
      MPP36_GPIO,       /* RAM: 0: 256 MB, 1: 512 MB */
      MPP37_GPIO,       /* Reset button */
      MPP43_GPIO,       /* USB Copy button */
      MPP44_GPIO,       /* Board ID: 0: TS-419U, 1: TS-419 */
      MPP45_GPIO,       /* JP1: 0: LCD, 1: serial console */
      MPP46_GPIO,       /* External SATA HDD1 error indicator */
      MPP47_GPIO,       /* External SATA HDD2 error indicator */
      MPP48_GPIO,       /* External SATA HDD3 error indicator */
      MPP49_GPIO,       /* External SATA HDD4 error indicator */
      0
};

static void __init qnap_ts41x_init(void)
{
      u32 dev, rev;

      /*
       * Basic setup. Needs to be called early.
       */
      kirkwood_init();
      kirkwood_mpp_conf(qnap_ts41x_mpp_config);

      kirkwood_uart0_init();
      kirkwood_uart1_init(); /* A PIC controller is connected here. */
      qnap_tsx1x_register_flash();
      kirkwood_i2c_init();
      i2c_register_board_info(0, &qnap_ts41x_i2c_rtc, 1);

      kirkwood_pcie_id(&dev, &rev);
      if (dev == MV88F6282_DEV_ID) {
            qnap_ts41x_ge00_data.phy_addr = MV643XX_ETH_PHY_ADDR(0);
            qnap_ts41x_ge01_data.phy_addr = MV643XX_ETH_PHY_ADDR(1);
      }
      kirkwood_ge00_init(&qnap_ts41x_ge00_data);
      kirkwood_ge01_init(&qnap_ts41x_ge01_data);

      kirkwood_sata_init(&qnap_ts41x_sata_data);
      kirkwood_ehci_init();
      platform_device_register(&qnap_ts41x_button_device);

      pm_power_off = qnap_tsx1x_power_off;

      if (gpio_request(QNAP_TS41X_JUMPER_JP1, "JP1") == 0)
            gpio_export(QNAP_TS41X_JUMPER_JP1, 0);
}

static int __init ts41x_pci_init(void)
{
      if (machine_is_ts41x()) {
            /*
             * Without this explicit reset, the PCIe SATA controller
             * (Marvell 88sx7042/sata_mv) is known to stop working
             * after a few minutes.
             */
            orion_pcie_reset((void __iomem *)PCIE_VIRT_BASE);

            kirkwood_pcie_init(KW_PCIE0);
      }

   return 0;
}
subsys_initcall(ts41x_pci_init);

MACHINE_START(TS41X, "QNAP TS-41x")
      /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
      .boot_params      = 0x00000100,
      .init_machine     = qnap_ts41x_init,
      .map_io           = kirkwood_map_io,
      .init_irq   = kirkwood_init_irq,
      .timer            = &kirkwood_timer,
MACHINE_END

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