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 #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 <linux/i2c.h>
  20 #include <net/dsa.h>
  21 #include <asm/mach-types.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 GE Info
  31  ****************************************************************************/
  32 /*
  33  * 16M NOR flash Device bus boot chip select
  34  */
  35 #define RD88F5181L_GE_NOR_BOOT_BASE             0xff000000
  36 #define RD88F5181L_GE_NOR_BOOT_SIZE             SZ_16M
  37
  38
  39 /*****************************************************************************
  40  * 16M NOR Flash on Device bus Boot chip select
  41  ****************************************************************************/
  42 static struct physmap_flash_data rd88f5181l_ge_nor_boot_flash_data = {
  43         .width          = 1,
  44 };
  45
  46 static struct resource rd88f5181l_ge_nor_boot_flash_resource = {
  47         .flags          = IORESOURCE_MEM,
  48         .start          = RD88F5181L_GE_NOR_BOOT_BASE,
  49         .end            = RD88F5181L_GE_NOR_BOOT_BASE +
  50                           RD88F5181L_GE_NOR_BOOT_SIZE - 1,
  51 };
  52
  53 static struct platform_device rd88f5181l_ge_nor_boot_flash = {
  54         .name                   = "physmap-flash",
  55         .id                     = 0,
  56         .dev            = {
  57                 .platform_data  = &rd88f5181l_ge_nor_boot_flash_data,
  58         },
  59         .num_resources          = 1,
  60         .resource               = &rd88f5181l_ge_nor_boot_flash_resource,
  61 };
  62
  63
  64 /*****************************************************************************
  65  * General Setup
  66  ****************************************************************************/
  67 static unsigned int rd88f5181l_ge_mpp_modes[] __initdata = {
  68         MPP0_GPIO,              /* LED1 */
  69         MPP1_GPIO,              /* LED5 */
  70         MPP2_GPIO,              /* LED4 */
  71         MPP3_GPIO,              /* LED3 */
  72         MPP4_GPIO,              /* PCI_intA */
  73         MPP5_GPIO,              /* RTC interrupt */
  74         MPP6_PCI_CLK,           /* CPU PCI refclk */
  75         MPP7_PCI_CLK,           /* PCI/PCIe refclk */
  76         MPP8_GPIO,              /* 88e6131 interrupt */
  77         MPP9_GPIO,              /* GE_RXERR */
  78         MPP10_GPIO,             /* PCI_intB */
  79         MPP11_GPIO,             /* LED2 */
  80         MPP12_GIGE,             /* GE_TXD[4] */
  81         MPP13_GIGE,             /* GE_TXD[5] */
  82         MPP14_GIGE,             /* GE_TXD[6] */
  83         MPP15_GIGE,             /* GE_TXD[7] */
  84         MPP16_GIGE,             /* GE_RXD[4] */
  85         MPP17_GIGE,             /* GE_RXD[5] */
  86         MPP18_GIGE,             /* GE_RXD[6] */
  87         MPP19_GIGE,             /* GE_RXD[7] */
  88         0,
  89 };
  90
  91 static struct mv643xx_eth_platform_data rd88f5181l_ge_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_ge_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_ge_switch_plat_data = {
 107         .nr_chips       = 1,
 108         .chip           = &rd88f5181l_ge_switch_chip_data,
 109 };
 110
 111 static struct i2c_board_info __initdata rd88f5181l_ge_i2c_rtc = {
 112         I2C_BOARD_INFO("ds1338", 0x68),
 113 };
 114
 115 static void __init rd88f5181l_ge_init(void)
 116 {
 117         /*
 118          * Setup basic Orion functions. Need to be called early.
 119          */
 120         orion5x_init();
 121
 122         orion5x_mpp_conf(rd88f5181l_ge_mpp_modes);
 123
 124         /*
 125          * Configure peripherals.
 126          */
 127         orion5x_ehci0_init();
 128         orion5x_eth_init(&rd88f5181l_ge_eth_data);
 129         orion5x_eth_switch_init(&rd88f5181l_ge_switch_plat_data,
 130                                 gpio_to_irq(8));
 131         orion5x_i2c_init();
 132         orion5x_uart0_init();
 133
 134         orion5x_setup_dev_boot_win(RD88F5181L_GE_NOR_BOOT_BASE,
 135                                    RD88F5181L_GE_NOR_BOOT_SIZE);
 136         platform_device_register(&rd88f5181l_ge_nor_boot_flash);
 137
 138         i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1);
 139 }
 140
 141 static int __init
 142 rd88f5181l_ge_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 143 {
 144         int irq;
 145
 146         /*
 147          * Check for devices with hard-wired IRQs.
 148          */
 149         irq = orion5x_pci_map_irq(dev, slot, pin);
 150         if (irq != -1)
 151                 return irq;
 152
 153         /*
 154          * Cardbus slot.
 155          */
 156         if (pin == 1)
 157                 return gpio_to_irq(4);
 158         else
 159                 return gpio_to_irq(10);
 160 }
 161
 162 static struct hw_pci rd88f5181l_ge_pci __initdata = {
 163         .nr_controllers = 2,
 164         .swizzle        = pci_std_swizzle,
 165         .setup          = orion5x_pci_sys_setup,
 166         .scan           = orion5x_pci_sys_scan_bus,
 167         .map_irq        = rd88f5181l_ge_pci_map_irq,
 168 };
 169
 170 static int __init rd88f5181l_ge_pci_init(void)
 171 {
 172         if (machine_is_rd88f5181l_ge()) {
 173                 orion5x_pci_set_cardbus_mode();
 174                 pci_common_init(&rd88f5181l_ge_pci);
 175         }
 176
 177         return 0;
 178 }
 179 subsys_initcall(rd88f5181l_ge_pci_init);
 180
 181 MACHINE_START(RD88F5181L_GE, "Marvell Orion-VoIP GE Reference Design")
 182         /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
 183         .atag_offset    = 0x100,
 184         .init_machine   = rd88f5181l_ge_init,
 185         .map_io         = orion5x_map_io,
 186         .init_early     = orion5x_init_early,
 187         .init_irq       = orion5x_init_irq,
 188         .timer          = &orion5x_timer,
 189         .fixup          = tag_fixup_mem32,
 190         .restart        = orion5x_restart,
 191 MACHINE_END