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