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/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 unsigned int rd88f5181l_fxo_mpp_modes[] __initdata = {
  67         MPP0_GPIO,              /* LED1 CardBus LED (front panel) */
  68         MPP1_GPIO,              /* PCI_intA */
  69         MPP2_GPIO,              /* Hard Reset / Factory Init*/
  70         MPP3_GPIO,              /* FXS or DAA select */
  71         MPP4_GPIO,              /* LED6 - phone LED (front panel) */
  72         MPP5_GPIO,              /* LED5 - phone LED (front panel) */
  73         MPP6_PCI_CLK,           /* CPU PCI refclk */
  74         MPP7_PCI_CLK,           /* PCI/PCIe refclk */
  75         MPP8_GPIO,              /* CardBus reset */
  76         MPP9_GPIO,              /* GE_RXERR */
  77         MPP10_GPIO,             /* LED2 MiniPCI LED (front panel) */
  78         MPP11_GPIO,             /* Lifeline control */
  79         MPP12_GIGE,             /* GE_TXD[4] */
  80         MPP13_GIGE,             /* GE_TXD[5] */
  81         MPP14_GIGE,             /* GE_TXD[6] */
  82         MPP15_GIGE,             /* GE_TXD[7] */
  83         MPP16_GIGE,             /* GE_RXD[4] */
  84         MPP17_GIGE,             /* GE_RXD[5] */
  85         MPP18_GIGE,             /* GE_RXD[6] */
  86         MPP19_GIGE,             /* GE_RXD[7] */
  87         0,
  88 };
  89
  90 static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = {
  91         .phy_addr       = MV643XX_ETH_PHY_NONE,
  92         .speed          = SPEED_1000,
  93         .duplex         = DUPLEX_FULL,
  94 };
  95
  96 static struct dsa_chip_data rd88f5181l_fxo_switch_chip_data = {
  97         .port_names[0]  = "lan2",
  98         .port_names[1]  = "lan1",
  99         .port_names[2]  = "wan",
 100         .port_names[3]  = "cpu",
 101         .port_names[5]  = "lan4",
 102         .port_names[7]  = "lan3",
 103 };
 104
 105 static struct dsa_platform_data rd88f5181l_fxo_switch_plat_data = {
 106         .nr_chips       = 1,
 107         .chip           = &rd88f5181l_fxo_switch_chip_data,
 108 };
 109
 110 static void __init rd88f5181l_fxo_init(void)
 111 {
 112         /*
 113          * Setup basic Orion functions. Need to be called early.
 114          */
 115         orion5x_init();
 116
 117         orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
 118
 119         /*
 120          * Configure peripherals.
 121          */
 122         orion5x_ehci0_init();
 123         orion5x_eth_init(&rd88f5181l_fxo_eth_data);
 124         orion5x_eth_switch_init(&rd88f5181l_fxo_switch_plat_data, NO_IRQ);
 125         orion5x_uart0_init();
 126
 127         orion5x_setup_dev_boot_win(RD88F5181L_FXO_NOR_BOOT_BASE,
 128                                    RD88F5181L_FXO_NOR_BOOT_SIZE);
 129         platform_device_register(&rd88f5181l_fxo_nor_boot_flash);
 130 }
 131
 132 static int __init
 133 rd88f5181l_fxo_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 134 {
 135         int irq;
 136
 137         /*
 138          * Check for devices with hard-wired IRQs.
 139          */
 140         irq = orion5x_pci_map_irq(dev, slot, pin);
 141         if (irq != -1)
 142                 return irq;
 143
 144         /*
 145          * Mini-PCI / Cardbus slot.
 146          */
 147         return gpio_to_irq(1);
 148 }
 149
 150 static struct hw_pci rd88f5181l_fxo_pci __initdata = {
 151         .nr_controllers = 2,
 152         .swizzle        = pci_std_swizzle,
 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         .init_machine   = rd88f5181l_fxo_init,
 173         .map_io         = orion5x_map_io,
 174         .init_early     = orion5x_init_early,
 175         .init_irq       = orion5x_init_irq,
 176         .timer          = &orion5x_timer,
 177         .fixup          = tag_fixup_mem32,
 178 MACHINE_END