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rd88f5181l-ge-setup.c

/*
 * arch/arm/mach-orion5x/rd88f5181l-ge-setup.c
 *
 * Marvell Orion-VoIP GE Reference Design Setup
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
#include <linux/mtd/physmap.h>
#include <linux/mv643xx_eth.h>
#include <linux/ethtool.h>
#include <linux/i2c.h>
#include <net/dsa.h>
#include <asm/mach-types.h>
#include <asm/gpio.h>
#include <asm/leds.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
#include "common.h"
#include "mpp.h"

/*****************************************************************************
 * RD-88F5181L GE Info
 ****************************************************************************/
/*
 * 16M NOR flash Device bus boot chip select
 */
#define RD88F5181L_GE_NOR_BOOT_BASE       0xff000000
#define RD88F5181L_GE_NOR_BOOT_SIZE       SZ_16M


/*****************************************************************************
 * 16M NOR Flash on Device bus Boot chip select
 ****************************************************************************/
static struct physmap_flash_data rd88f5181l_ge_nor_boot_flash_data = {
      .width            = 1,
};

static struct resource rd88f5181l_ge_nor_boot_flash_resource = {
      .flags            = IORESOURCE_MEM,
      .start            = RD88F5181L_GE_NOR_BOOT_BASE,
      .end        = RD88F5181L_GE_NOR_BOOT_BASE +
                    RD88F5181L_GE_NOR_BOOT_SIZE - 1,
};

static struct platform_device rd88f5181l_ge_nor_boot_flash = {
      .name             = "physmap-flash",
      .id               = 0,
      .dev        = {
            .platform_data    = &rd88f5181l_ge_nor_boot_flash_data,
      },
      .num_resources          = 1,
      .resource         = &rd88f5181l_ge_nor_boot_flash_resource,
};


/*****************************************************************************
 * General Setup
 ****************************************************************************/
static struct orion5x_mpp_mode rd88f5181l_ge_mpp_modes[] __initdata = {
      {  0, MPP_GPIO },       /* LED1 */
      {  1, MPP_GPIO },       /* LED5 */
      {  2, MPP_GPIO },       /* LED4 */
      {  3, MPP_GPIO },       /* LED3 */
      {  4, MPP_GPIO },       /* PCI_intA */
      {  5, MPP_GPIO },       /* RTC interrupt */
      {  6, MPP_PCI_CLK },          /* CPU PCI refclk */
      {  7, MPP_PCI_CLK },          /* PCI/PCIe refclk */
      {  8, MPP_GPIO },       /* 88e6131 interrupt */
      {  9, MPP_GPIO },       /* GE_RXERR */
      { 10, MPP_GPIO },       /* PCI_intB */
      { 11, MPP_GPIO },       /* LED2 */
      { 12, MPP_GIGE },       /* GE_TXD[4] */
      { 13, MPP_GIGE },       /* GE_TXD[5] */
      { 14, MPP_GIGE },       /* GE_TXD[6] */
      { 15, MPP_GIGE },       /* GE_TXD[7] */
      { 16, MPP_GIGE },       /* GE_RXD[4] */
      { 17, MPP_GIGE },       /* GE_RXD[5] */
      { 18, MPP_GIGE },       /* GE_RXD[6] */
      { 19, MPP_GIGE },       /* GE_RXD[7] */
      { -1 },
};

static struct mv643xx_eth_platform_data rd88f5181l_ge_eth_data = {
      .phy_addr   = MV643XX_ETH_PHY_NONE,
      .speed            = SPEED_1000,
      .duplex           = DUPLEX_FULL,
};

static struct dsa_chip_data rd88f5181l_ge_switch_chip_data = {
      .port_names[0]    = "lan2",
      .port_names[1]    = "lan1",
      .port_names[2]    = "wan",
      .port_names[3]    = "cpu",
      .port_names[5]    = "lan4",
      .port_names[7]    = "lan3",
};

static struct dsa_platform_data rd88f5181l_ge_switch_plat_data = {
      .nr_chips   = 1,
      .chip       = &rd88f5181l_ge_switch_chip_data,
};

static struct i2c_board_info __initdata rd88f5181l_ge_i2c_rtc = {
      I2C_BOARD_INFO("ds1338", 0x68),
};

static void __init rd88f5181l_ge_init(void)
{
      /*
       * Setup basic Orion functions. Need to be called early.
       */
      orion5x_init();

      orion5x_mpp_conf(rd88f5181l_ge_mpp_modes);

      /*
       * Configure peripherals.
       */
      orion5x_ehci0_init();
      orion5x_eth_init(&rd88f5181l_ge_eth_data);
      orion5x_eth_switch_init(&rd88f5181l_ge_switch_plat_data,
                        gpio_to_irq(8));
      orion5x_i2c_init();
      orion5x_uart0_init();

      orion5x_setup_dev_boot_win(RD88F5181L_GE_NOR_BOOT_BASE,
                           RD88F5181L_GE_NOR_BOOT_SIZE);
      platform_device_register(&rd88f5181l_ge_nor_boot_flash);

      i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1);
}

static int __init
rd88f5181l_ge_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
      int irq;

      /*
       * Check for devices with hard-wired IRQs.
       */
      irq = orion5x_pci_map_irq(dev, slot, pin);
      if (irq != -1)
            return irq;

      /*
       * Cardbus slot.
       */
      if (pin == 1)
            return gpio_to_irq(4);
      else
            return gpio_to_irq(10);
}

static struct hw_pci rd88f5181l_ge_pci __initdata = {
      .nr_controllers   = 2,
      .swizzle    = pci_std_swizzle,
      .setup            = orion5x_pci_sys_setup,
      .scan       = orion5x_pci_sys_scan_bus,
      .map_irq    = rd88f5181l_ge_pci_map_irq,
};

static int __init rd88f5181l_ge_pci_init(void)
{
      if (machine_is_rd88f5181l_ge()) {
            orion5x_pci_set_cardbus_mode();
            pci_common_init(&rd88f5181l_ge_pci);
      }

      return 0;
}
subsys_initcall(rd88f5181l_ge_pci_init);

MACHINE_START(RD88F5181L_GE, "Marvell Orion-VoIP GE Reference Design")
      /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
      .phys_io    = ORION5X_REGS_PHYS_BASE,
      .io_pg_offst      = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
      .boot_params      = 0x00000100,
      .init_machine     = rd88f5181l_ge_init,
      .map_io           = orion5x_map_io,
      .init_irq   = orion5x_init_irq,
      .timer            = &orion5x_timer,
      .fixup            = tag_fixup_mem32,
MACHINE_END

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