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 #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 <net/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  ****************************************************************************/
  40 static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = {
  41         .width          = 1,
  42 };
  43
  44 static 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
  51 static 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  ****************************************************************************/
  65 static 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
  89 static 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
  95 static 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
 104 static struct dsa_platform_data __initdata rd88f5181l_fxo_switch_plat_data = {
 105         .nr_chips       = 1,
 106         .chip           = &rd88f5181l_fxo_switch_chip_data,
 107 };
 108
 109 static void __init rd88f5181l_fxo_init(void)
 110 {
 111         /*
 112          * Setup basic Orion functions. Need to be called early.
 113          */
 114         orion5x_init();
 115
 116         orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
 117
 118         /*
 119          * Configure peripherals.
 120          */
 121         orion5x_ehci0_init();
 122         orion5x_eth_init(&rd88f5181l_fxo_eth_data);
 123         orion5x_eth_switch_init(&rd88f5181l_fxo_switch_plat_data);
 124         orion5x_uart0_init();
 125
 126         mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
 127                                     ORION_MBUS_DEVBUS_BOOT_ATTR,
 128                                     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(const 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         .setup          = orion5x_pci_sys_setup,
 154         .scan           = orion5x_pci_sys_scan_bus,
 155         .map_irq        = rd88f5181l_fxo_pci_map_irq,
 156 };
 157
 158 static int __init rd88f5181l_fxo_pci_init(void)
 159 {
 160         if (machine_is_rd88f5181l_fxo()) {
 161                 orion5x_pci_set_cardbus_mode();
 162                 pci_common_init(&rd88f5181l_fxo_pci);
 163         }
 164
 165         return 0;
 166 }
 167 subsys_initcall(rd88f5181l_fxo_pci_init);
 168
 169 MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design")
 170         /* Maintainer: Nicolas Pitre <nico@marvell.com> */
 171         .atag_offset    = 0x100,
 172         .nr_irqs        = ORION5X_NR_IRQS,
 173         .init_machine   = rd88f5181l_fxo_init,
 174         .map_io         = orion5x_map_io,
 175         .init_early     = orion5x_init_early,
 176         .init_irq       = orion5x_init_irq,
 177         .init_time      = orion5x_timer_init,
 178         .fixup          = tag_fixup_mem32,
 179         .restart        = orion5x_restart,
 180 MACHINE_END