arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * arch/arm/mach-orion5x/rd88f6183-ap-ge-setup.c
   4  *
   5  * Marvell Orion-1-90 AP GE Reference Design Setup
   6  */
   7 #include <linux/gpio.h>
   8 #include <linux/kernel.h>
   9 #include <linux/init.h>
  10 #include <linux/platform_device.h>
  11 #include <linux/pci.h>
  12 #include <linux/irq.h>
  13 #include <linux/mtd/physmap.h>
  14 #include <linux/mv643xx_eth.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/spi/flash.h>
  17 #include <linux/ethtool.h>
  18 #include <linux/platform_data/dsa.h>
  19 #include <asm/mach-types.h>
  20 #include <asm/mach/arch.h>
  21 #include <asm/mach/pci.h>
  22 #include "common.h"
  23 #include "orion5x.h"
  24
  25 static struct mv643xx_eth_platform_data rd88f6183ap_ge_eth_data = {
  26         .phy_addr       = -1,
  27         .speed          = SPEED_1000,
  28         .duplex         = DUPLEX_FULL,
  29 };
  30
  31 static struct dsa_chip_data rd88f6183ap_ge_switch_chip_data = {
  32         .port_names[0]  = "lan1",
  33         .port_names[1]  = "lan2",
  34         .port_names[2]  = "lan3",
  35         .port_names[3]  = "lan4",
  36         .port_names[4]  = "wan",
  37         .port_names[5]  = "cpu",
  38 };
  39
  40 static struct mtd_partition rd88f6183ap_ge_partitions[] = {
  41         {
  42                 .name   = "kernel",
  43                 .offset = 0x00000000,
  44                 .size   = 0x00200000,
  45         }, {
  46                 .name   = "rootfs",
  47                 .offset = 0x00200000,
  48                 .size   = 0x00500000,
  49         }, {
  50                 .name   = "nvram",
  51                 .offset = 0x00700000,
  52                 .size   = 0x00080000,
  53         },
  54 };
  55
  56 static struct flash_platform_data rd88f6183ap_ge_spi_slave_data = {
  57         .type           = "m25p64",
  58         .nr_parts       = ARRAY_SIZE(rd88f6183ap_ge_partitions),
  59         .parts          = rd88f6183ap_ge_partitions,
  60 };
  61
  62 static struct spi_board_info __initdata rd88f6183ap_ge_spi_slave_info[] = {
  63         {
  64                 .modalias       = "m25p80",
  65                 .platform_data  = &rd88f6183ap_ge_spi_slave_data,
  66                 .max_speed_hz   = 20000000,
  67                 .bus_num        = 0,
  68                 .chip_select    = 0,
  69         },
  70 };
  71
  72 static void __init rd88f6183ap_ge_init(void)
  73 {
  74         /*
  75          * Setup basic Orion functions. Need to be called early.
  76          */
  77         orion5x_init();
  78
  79         /*
  80          * Configure peripherals.
  81          */
  82         orion5x_ehci0_init();
  83         orion5x_eth_init(&rd88f6183ap_ge_eth_data);
  84         orion5x_eth_switch_init(&rd88f6183ap_ge_switch_chip_data);
  85         spi_register_board_info(rd88f6183ap_ge_spi_slave_info,
  86                                 ARRAY_SIZE(rd88f6183ap_ge_spi_slave_info));
  87         orion5x_spi_init();
  88         orion5x_uart0_init();
  89 }
  90
  91 static struct hw_pci rd88f6183ap_ge_pci __initdata = {
  92         .nr_controllers = 2,
  93         .setup          = orion5x_pci_sys_setup,
  94         .scan           = orion5x_pci_sys_scan_bus,
  95         .map_irq        = orion5x_pci_map_irq,
  96 };
  97
  98 static int __init rd88f6183ap_ge_pci_init(void)
  99 {
 100         if (machine_is_rd88f6183ap_ge()) {
 101                 orion5x_pci_disable();
 102                 pci_common_init(&rd88f6183ap_ge_pci);
 103         }
 104
 105         return 0;
 106 }
 107 subsys_initcall(rd88f6183ap_ge_pci_init);
 108
 109 MACHINE_START(RD88F6183AP_GE, "Marvell Orion-1-90 AP GE Reference Design")
 110         /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
 111         .atag_offset    = 0x100,
 112         .nr_irqs        = ORION5X_NR_IRQS,
 113         .init_machine   = rd88f6183ap_ge_init,
 114         .map_io         = orion5x_map_io,
 115         .init_early     = orion5x_init_early,
 116         .init_irq       = orion5x_init_irq,
 117         .init_time      = orion5x_timer_init,
 118         .fixup          = tag_fixup_mem32,
 119         .restart        = orion5x_restart,
 120 MACHINE_END