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

   1 /*
   2  * arch/arm/mach-orion5x/rd88f5181l-ge-setup.c
   3  *
   4  * Marvell Orion-VoIP GE 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 <linux/i2c.h>
  20 #include <net/dsa.h>
  21 #include <asm/mach-types.h>
  22 #include <asm/gpio.h>
  23 #include <asm/leds.h>
  24 #include <asm/mach/arch.h>
  25 #include <asm/mach/pci.h>
  26 #include <mach/orion5x.h>
  27 #include "common.h"
  28 #include "mpp.h"
  29
  30 /*****************************************************************************
  31  * RD-88F5181L GE Info
  32  ****************************************************************************/
  33 /*
  34  * 16M NOR flash Device bus boot chip select
  35  */
  36 #define RD88F5181L_GE_NOR_BOOT_BASE             0xff000000
  37 #define RD88F5181L_GE_NOR_BOOT_SIZE             SZ_16M
  38
  39
  40 /*****************************************************************************
  41  * 16M NOR Flash on Device bus Boot chip select
  42  ****************************************************************************/
  43 static struct physmap_flash_data rd88f5181l_ge_nor_boot_flash_data = {
  44         .width          = 1,
  45 };
  46
  47 static struct resource rd88f5181l_ge_nor_boot_flash_resource = {
  48         .flags          = IORESOURCE_MEM,
  49         .start          = RD88F5181L_GE_NOR_BOOT_BASE,
  50         .end            = RD88F5181L_GE_NOR_BOOT_BASE +
  51                           RD88F5181L_GE_NOR_BOOT_SIZE - 1,
  52 };
  53
  54 static struct platform_device rd88f5181l_ge_nor_boot_flash = {
  55         .name                   = "physmap-flash",
  56         .id                     = 0,
  57         .dev            = {
  58                 .platform_data  = &rd88f5181l_ge_nor_boot_flash_data,
  59         },
  60         .num_resources          = 1,
  61         .resource               = &rd88f5181l_ge_nor_boot_flash_resource,
  62 };
  63
  64
  65 /*****************************************************************************
  66  * General Setup
  67  ****************************************************************************/
  68 static struct orion5x_mpp_mode rd88f5181l_ge_mpp_modes[] __initdata = {
  69         {  0, MPP_GPIO },               /* LED1 */
  70         {  1, MPP_GPIO },               /* LED5 */
  71         {  2, MPP_GPIO },               /* LED4 */
  72         {  3, MPP_GPIO },               /* LED3 */
  73         {  4, MPP_GPIO },               /* PCI_intA */
  74         {  5, MPP_GPIO },               /* RTC interrupt */
  75         {  6, MPP_PCI_CLK },            /* CPU PCI refclk */
  76         {  7, MPP_PCI_CLK },            /* PCI/PCIe refclk */
  77         {  8, MPP_GPIO },               /* 88e6131 interrupt */
  78         {  9, MPP_GPIO },               /* GE_RXERR */
  79         { 10, MPP_GPIO },               /* PCI_intB */
  80         { 11, MPP_GPIO },               /* LED2 */
  81         { 12, MPP_GIGE },               /* GE_TXD[4] */
  82         { 13, MPP_GIGE },               /* GE_TXD[5] */
  83         { 14, MPP_GIGE },               /* GE_TXD[6] */
  84         { 15, MPP_GIGE },               /* GE_TXD[7] */
  85         { 16, MPP_GIGE },               /* GE_RXD[4] */
  86         { 17, MPP_GIGE },               /* GE_RXD[5] */
  87         { 18, MPP_GIGE },               /* GE_RXD[6] */
  88         { 19, MPP_GIGE },               /* GE_RXD[7] */
  89         { -1 },
  90 };
  91
  92 static struct mv643xx_eth_platform_data rd88f5181l_ge_eth_data = {
  93         .phy_addr       = MV643XX_ETH_PHY_NONE,
  94         .speed          = SPEED_1000,
  95         .duplex         = DUPLEX_FULL,
  96 };
  97
  98 static struct dsa_chip_data rd88f5181l_ge_switch_chip_data = {
  99         .port_names[0]  = "lan2",
 100         .port_names[1]  = "lan1",
 101         .port_names[2]  = "wan",
 102         .port_names[3]  = "cpu",
 103         .port_names[5]  = "lan4",
 104         .port_names[7]  = "lan3",
 105 };
 106
 107 static struct dsa_platform_data rd88f5181l_ge_switch_plat_data = {
 108         .nr_chips       = 1,
 109         .chip           = &rd88f5181l_ge_switch_chip_data,
 110 };
 111
 112 static struct i2c_board_info __initdata rd88f5181l_ge_i2c_rtc = {
 113         I2C_BOARD_INFO("ds1338", 0x68),
 114 };
 115
 116 static void __init rd88f5181l_ge_init(void)
 117 {
 118         /*
 119          * Setup basic Orion functions. Need to be called early.
 120          */
 121         orion5x_init();
 122
 123         orion5x_mpp_conf(rd88f5181l_ge_mpp_modes);
 124
 125         /*
 126          * Configure peripherals.
 127          */
 128         orion5x_ehci0_init();
 129         orion5x_eth_init(&rd88f5181l_ge_eth_data);
 130         orion5x_eth_switch_init(&rd88f5181l_ge_switch_plat_data,
 131                                 gpio_to_irq(8));
 132         orion5x_i2c_init();
 133         orion5x_uart0_init();
 134
 135         orion5x_setup_dev_boot_win(RD88F5181L_GE_NOR_BOOT_BASE,
 136                                    RD88F5181L_GE_NOR_BOOT_SIZE);
 137         platform_device_register(&rd88f5181l_ge_nor_boot_flash);
 138
 139         i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1);
 140 }
 141
 142 static int __init
 143 rd88f5181l_ge_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 144 {
 145         int irq;
 146
 147         /*
 148          * Check for devices with hard-wired IRQs.
 149          */
 150         irq = orion5x_pci_map_irq(dev, slot, pin);
 151         if (irq != -1)
 152                 return irq;
 153
 154         /*
 155          * Cardbus slot.
 156          */
 157         if (pin == 1)
 158                 return gpio_to_irq(4);
 159         else
 160                 return gpio_to_irq(10);
 161 }
 162
 163 static struct hw_pci rd88f5181l_ge_pci __initdata = {
 164         .nr_controllers = 2,
 165         .swizzle        = pci_std_swizzle,
 166         .setup          = orion5x_pci_sys_setup,
 167         .scan           = orion5x_pci_sys_scan_bus,
 168         .map_irq        = rd88f5181l_ge_pci_map_irq,
 169 };
 170
 171 static int __init rd88f5181l_ge_pci_init(void)
 172 {
 173         if (machine_is_rd88f5181l_ge()) {
 174                 orion5x_pci_set_cardbus_mode();
 175                 pci_common_init(&rd88f5181l_ge_pci);
 176         }
 177
 178         return 0;
 179 }
 180 subsys_initcall(rd88f5181l_ge_pci_init);
 181
 182 MACHINE_START(RD88F5181L_GE, "Marvell Orion-VoIP GE Reference Design")
 183         /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
 184         .phys_io        = ORION5X_REGS_PHYS_BASE,
 185         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
 186         .boot_params    = 0x00000100,
 187         .init_machine   = rd88f5181l_ge_init,
 188         .map_io         = orion5x_map_io,
 189         .init_irq       = orion5x_init_irq,
 190         .timer          = &orion5x_timer,
 191         .fixup          = tag_fixup_mem32,
 192 MACHINE_END