release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c

   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
  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 <net/dsa.h>
  20 #include <asm/mach-types.h>
  21 #include <asm/gpio.h>
  22 #include <asm/leds.h>
  23 #include <asm/mach/arch.h>
  24 #include <asm/mach/pci.h>
  25 #include <mach/orion5x.h>
  26 #include "common.h"
  27 #include "mpp.h"
  28
  29 /*****************************************************************************
  30  * RD-88F5181L FXO Info
  31  ****************************************************************************/
  32 /*
  33  * 8M NOR flash Device bus boot chip select
  34  */
  35 #define RD88F5181L_FXO_NOR_BOOT_BASE            0xff800000
  36 #define RD88F5181L_FXO_NOR_BOOT_SIZE            SZ_8M
  37
  38
  39 /*****************************************************************************
  40  * 8M NOR Flash on Device bus Boot chip select
  41  ****************************************************************************/
  42 static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = {
  43         .width          = 1,
  44 };
  45
  46 static struct resource rd88f5181l_fxo_nor_boot_flash_resource = {
  47         .flags          = IORESOURCE_MEM,
  48         .start          = RD88F5181L_FXO_NOR_BOOT_BASE,
  49         .end            = RD88F5181L_FXO_NOR_BOOT_BASE +
  50                           RD88F5181L_FXO_NOR_BOOT_SIZE - 1,
  51 };
  52
  53 static struct platform_device rd88f5181l_fxo_nor_boot_flash = {
  54         .name                   = "physmap-flash",
  55         .id                     = 0,
  56         .dev            = {
  57                 .platform_data  = &rd88f5181l_fxo_nor_boot_flash_data,
  58         },
  59         .num_resources          = 1,
  60         .resource               = &rd88f5181l_fxo_nor_boot_flash_resource,
  61 };
  62
  63
  64 /*****************************************************************************
  65  * General Setup
  66  ****************************************************************************/
  67 static struct orion5x_mpp_mode rd88f5181l_fxo_mpp_modes[] __initdata = {
  68         {  0, MPP_GPIO },               /* LED1 CardBus LED (front panel) */
  69         {  1, MPP_GPIO },               /* PCI_intA */
  70         {  2, MPP_GPIO },               /* Hard Reset / Factory Init*/
  71         {  3, MPP_GPIO },               /* FXS or DAA select */
  72         {  4, MPP_GPIO },               /* LED6 - phone LED (front panel) */
  73         {  5, MPP_GPIO },               /* LED5 - phone LED (front panel) */
  74         {  6, MPP_PCI_CLK },            /* CPU PCI refclk */
  75         {  7, MPP_PCI_CLK },            /* PCI/PCIe refclk */
  76         {  8, MPP_GPIO },               /* CardBus reset */
  77         {  9, MPP_GPIO },               /* GE_RXERR */
  78         { 10, MPP_GPIO },               /* LED2 MiniPCI LED (front panel) */
  79         { 11, MPP_GPIO },               /* Lifeline control */
  80         { 12, MPP_GIGE },               /* GE_TXD[4] */
  81         { 13, MPP_GIGE },               /* GE_TXD[5] */
  82         { 14, MPP_GIGE },               /* GE_TXD[6] */
  83         { 15, MPP_GIGE },               /* GE_TXD[7] */
  84         { 16, MPP_GIGE },               /* GE_RXD[4] */
  85         { 17, MPP_GIGE },               /* GE_RXD[5] */
  86         { 18, MPP_GIGE },               /* GE_RXD[6] */
  87         { 19, MPP_GIGE },               /* GE_RXD[7] */
  88         { -1 },
  89 };
  90
  91 static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = {
  92         .phy_addr       = MV643XX_ETH_PHY_NONE,
  93         .speed          = SPEED_1000,
  94         .duplex         = DUPLEX_FULL,
  95 };
  96
  97 static struct dsa_chip_data rd88f5181l_fxo_switch_chip_data = {
  98         .port_names[0]  = "lan2",
  99         .port_names[1]  = "lan1",
 100         .port_names[2]  = "wan",
 101         .port_names[3]  = "cpu",
 102         .port_names[5]  = "lan4",
 103         .port_names[7]  = "lan3",
 104 };
 105
 106 static struct dsa_platform_data rd88f5181l_fxo_switch_plat_data = {
 107         .nr_chips       = 1,
 108         .chip           = &rd88f5181l_fxo_switch_chip_data,
 109 };
 110
 111 static void __init rd88f5181l_fxo_init(void)
 112 {
 113         /*
 114          * Setup basic Orion functions. Need to be called early.
 115          */
 116         orion5x_init();
 117
 118         orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
 119
 120         /*
 121          * Configure peripherals.
 122          */
 123         orion5x_ehci0_init();
 124         orion5x_eth_init(&rd88f5181l_fxo_eth_data);
 125         orion5x_eth_switch_init(&rd88f5181l_fxo_switch_plat_data, NO_IRQ);
 126         orion5x_uart0_init();
 127
 128         orion5x_setup_dev_boot_win(RD88F5181L_FXO_NOR_BOOT_BASE,
 129                                    RD88F5181L_FXO_NOR_BOOT_SIZE);
 130         platform_device_register(&rd88f5181l_fxo_nor_boot_flash);
 131 }
 132
 133 static int __init
 134 rd88f5181l_fxo_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 135 {
 136         int irq;
 137
 138         /*
 139          * Check for devices with hard-wired IRQs.
 140          */
 141         irq = orion5x_pci_map_irq(dev, slot, pin);
 142         if (irq != -1)
 143                 return irq;
 144
 145         /*
 146          * Mini-PCI / Cardbus slot.
 147          */
 148         return gpio_to_irq(1);
 149 }
 150
 151 static struct hw_pci rd88f5181l_fxo_pci __initdata = {
 152         .nr_controllers = 2,
 153         .swizzle        = pci_std_swizzle,
 154         .setup          = orion5x_pci_sys_setup,
 155         .scan           = orion5x_pci_sys_scan_bus,
 156         .map_irq        = rd88f5181l_fxo_pci_map_irq,
 157 };
 158
 159 static int __init rd88f5181l_fxo_pci_init(void)
 160 {
 161         if (machine_is_rd88f5181l_fxo()) {
 162                 orion5x_pci_set_cardbus_mode();
 163                 pci_common_init(&rd88f5181l_fxo_pci);
 164         }
 165
 166         return 0;
 167 }
 168 subsys_initcall(rd88f5181l_fxo_pci_init);
 169
 170 MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design")
 171         /* Maintainer: Nicolas Pitre <nico@marvell.com> */
 172         .phys_io        = ORION5X_REGS_PHYS_BASE,
 173         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
 174         .boot_params    = 0x00000100,
 175         .init_machine   = rd88f5181l_fxo_init,
 176         .map_io         = orion5x_map_io,
 177         .init_irq       = orion5x_init_irq,
 178         .timer          = &orion5x_timer,
 179         .fixup          = tag_fixup_mem32,
 180 MACHINE_END