linux/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c
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   1/*
   2 * arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c
   3 *
   4 * Marvell Orion-VoIP FXO Reference Design Setup
   5 *
   6 * This file is licensed under the terms of the GNU General Public
   7 * License version 2.  This program is licensed "as is" without any
   8 * warranty of any kind, whether express or implied.
   9 */
  10#include <linux/gpio.h>
  11#include <linux/kernel.h>
  12#include <linux/init.h>
  13#include <linux/platform_device.h>
  14#include <linux/pci.h>
  15#include <linux/irq.h>
  16#include <linux/mtd/physmap.h>
  17#include <linux/mv643xx_eth.h>
  18#include <linux/ethtool.h>
  19#include <linux/platform_data/dsa.h>
  20#include <asm/mach-types.h>
  21#include <asm/mach/arch.h>
  22#include <asm/mach/pci.h>
  23#include "common.h"
  24#include "mpp.h"
  25#include "orion5x.h"
  26
  27/*****************************************************************************
  28 * RD-88F5181L FXO Info
  29 ****************************************************************************/
  30/*
  31 * 8M NOR flash Device bus boot chip select
  32 */
  33#define RD88F5181L_FXO_NOR_BOOT_BASE            0xff800000
  34#define RD88F5181L_FXO_NOR_BOOT_SIZE            SZ_8M
  35
  36
  37/*****************************************************************************
  38 * 8M NOR Flash on Device bus Boot chip select
  39 ****************************************************************************/
  40static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = {
  41        .width          = 1,
  42};
  43
  44static struct resource rd88f5181l_fxo_nor_boot_flash_resource = {
  45        .flags          = IORESOURCE_MEM,
  46        .start          = RD88F5181L_FXO_NOR_BOOT_BASE,
  47        .end            = RD88F5181L_FXO_NOR_BOOT_BASE +
  48                          RD88F5181L_FXO_NOR_BOOT_SIZE - 1,
  49};
  50
  51static struct platform_device rd88f5181l_fxo_nor_boot_flash = {
  52        .name                   = "physmap-flash",
  53        .id                     = 0,
  54        .dev            = {
  55                .platform_data  = &rd88f5181l_fxo_nor_boot_flash_data,
  56        },
  57        .num_resources          = 1,
  58        .resource               = &rd88f5181l_fxo_nor_boot_flash_resource,
  59};
  60
  61
  62/*****************************************************************************
  63 * General Setup
  64 ****************************************************************************/
  65static unsigned int rd88f5181l_fxo_mpp_modes[] __initdata = {
  66        MPP0_GPIO,              /* LED1 CardBus LED (front panel) */
  67        MPP1_GPIO,              /* PCI_intA */
  68        MPP2_GPIO,              /* Hard Reset / Factory Init*/
  69        MPP3_GPIO,              /* FXS or DAA select */
  70        MPP4_GPIO,              /* LED6 - phone LED (front panel) */
  71        MPP5_GPIO,              /* LED5 - phone LED (front panel) */
  72        MPP6_PCI_CLK,           /* CPU PCI refclk */
  73        MPP7_PCI_CLK,           /* PCI/PCIe refclk */
  74        MPP8_GPIO,              /* CardBus reset */
  75        MPP9_GPIO,              /* GE_RXERR */
  76        MPP10_GPIO,             /* LED2 MiniPCI LED (front panel) */
  77        MPP11_GPIO,             /* Lifeline control */
  78        MPP12_GIGE,             /* GE_TXD[4] */
  79        MPP13_GIGE,             /* GE_TXD[5] */
  80        MPP14_GIGE,             /* GE_TXD[6] */
  81        MPP15_GIGE,             /* GE_TXD[7] */
  82        MPP16_GIGE,             /* GE_RXD[4] */
  83        MPP17_GIGE,             /* GE_RXD[5] */
  84        MPP18_GIGE,             /* GE_RXD[6] */
  85        MPP19_GIGE,             /* GE_RXD[7] */
  86        0,
  87};
  88
  89static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = {
  90        .phy_addr       = MV643XX_ETH_PHY_NONE,
  91        .speed          = SPEED_1000,
  92        .duplex         = DUPLEX_FULL,
  93};
  94
  95static struct dsa_chip_data rd88f5181l_fxo_switch_chip_data = {
  96        .port_names[0]  = "lan2",
  97        .port_names[1]  = "lan1",
  98        .port_names[2]  = "wan",
  99        .port_names[3]  = "cpu",
 100        .port_names[5]  = "lan4",
 101        .port_names[7]  = "lan3",
 102};
 103
 104static void __init rd88f5181l_fxo_init(void)
 105{
 106        /*
 107         * Setup basic Orion functions. Need to be called early.
 108         */
 109        orion5x_init();
 110
 111        orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
 112
 113        /*
 114         * Configure peripherals.
 115         */
 116        orion5x_ehci0_init();
 117        orion5x_eth_init(&rd88f5181l_fxo_eth_data);
 118        orion5x_eth_switch_init(&rd88f5181l_fxo_switch_chip_data);
 119        orion5x_uart0_init();
 120
 121        mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
 122                                    ORION_MBUS_DEVBUS_BOOT_ATTR,
 123                                    RD88F5181L_FXO_NOR_BOOT_BASE,
 124                                    RD88F5181L_FXO_NOR_BOOT_SIZE);
 125        platform_device_register(&rd88f5181l_fxo_nor_boot_flash);
 126}
 127
 128static int __init
 129rd88f5181l_fxo_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 130{
 131        int irq;
 132
 133        /*
 134         * Check for devices with hard-wired IRQs.
 135         */
 136        irq = orion5x_pci_map_irq(dev, slot, pin);
 137        if (irq != -1)
 138                return irq;
 139
 140        /*
 141         * Mini-PCI / Cardbus slot.
 142         */
 143        return gpio_to_irq(1);
 144}
 145
 146static struct hw_pci rd88f5181l_fxo_pci __initdata = {
 147        .nr_controllers = 2,
 148        .setup          = orion5x_pci_sys_setup,
 149        .scan           = orion5x_pci_sys_scan_bus,
 150        .map_irq        = rd88f5181l_fxo_pci_map_irq,
 151};
 152
 153static int __init rd88f5181l_fxo_pci_init(void)
 154{
 155        if (machine_is_rd88f5181l_fxo()) {
 156                orion5x_pci_set_cardbus_mode();
 157                pci_common_init(&rd88f5181l_fxo_pci);
 158        }
 159
 160        return 0;
 161}
 162subsys_initcall(rd88f5181l_fxo_pci_init);
 163
 164MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design")
 165        /* Maintainer: Nicolas Pitre <nico@marvell.com> */
 166        .atag_offset    = 0x100,
 167        .nr_irqs        = ORION5X_NR_IRQS,
 168        .init_machine   = rd88f5181l_fxo_init,
 169        .map_io         = orion5x_map_io,
 170        .init_early     = orion5x_init_early,
 171        .init_irq       = orion5x_init_irq,
 172        .init_time      = orion5x_timer_init,
 173        .fixup          = tag_fixup_mem32,
 174        .restart        = orion5x_restart,
 175MACHINE_END
 176