arch/arm/mach-orion/kurobox_pro-setup.c

   1 /*
   2  * arch/arm/mach-orion/kurobox_pro-setup.c
   3  *
   4  * Maintainer: Ronen Shitrit <rshitrit@marvell.com>
   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/mtd/nand.h>
  18 #include <linux/mv643xx_eth.h>
  19 #include <linux/i2c.h>
  20 #include <linux/ata_platform.h>
  21 #include <asm/mach-types.h>
  22 #include <asm/gpio.h>
  23 #include <asm/mach/arch.h>
  24 #include <asm/mach/pci.h>
  25 #include <asm/arch/orion.h>
  26 #include <asm/arch/platform.h>
  27 #include "common.h"
  28
  29 /*****************************************************************************
  30  * KUROBOX-PRO Info
  31  ****************************************************************************/
  32
  33 /*
  34  * 256K NOR flash Device bus boot chip select
  35  */
  36
  37 #define KUROBOX_PRO_NOR_BOOT_BASE       0xf4000000
  38 #define KUROBOX_PRO_NOR_BOOT_SIZE       SZ_256K
  39
  40 /*
  41  * 256M NAND flash on Device bus chip select 1
  42  */
  43
  44 #define KUROBOX_PRO_NAND_BASE           0xfc000000
  45 #define KUROBOX_PRO_NAND_SIZE           SZ_2M
  46
  47 /*****************************************************************************
  48  * 256MB NAND Flash on Device bus CS0
  49  ****************************************************************************/
  50
  51 static struct mtd_partition kurobox_pro_nand_parts[] = {
  52         {
  53                 .name   = "uImage",
  54                 .offset = 0,
  55                 .size   = SZ_4M,
  56         },
  57         {
  58                 .name   = "rootfs",
  59                 .offset = SZ_4M,
  60                 .size   = SZ_64M,
  61         },
  62         {
  63                 .name   = "extra",
  64                 .offset = SZ_4M + SZ_64M,
  65                 .size   = SZ_256M - (SZ_4M + SZ_64M),
  66         },
  67 };
  68
  69 static struct resource kurobox_pro_nand_resource = {
  70         .flags          = IORESOURCE_MEM,
  71         .start          = KUROBOX_PRO_NAND_BASE,
  72         .end            = KUROBOX_PRO_NAND_BASE + KUROBOX_PRO_NAND_SIZE - 1,
  73 };
  74
  75 static struct orion_nand_data kurobox_pro_nand_data = {
  76         .parts          = kurobox_pro_nand_parts,
  77         .nr_parts       = ARRAY_SIZE(kurobox_pro_nand_parts),
  78         .cle            = 0,
  79         .ale            = 1,
  80         .width          = 8,
  81 };
  82
  83 static struct platform_device kurobox_pro_nand_flash = {
  84         .name           = "orion_nand",
  85         .id             = -1,
  86         .dev            = {
  87                 .platform_data  = &kurobox_pro_nand_data,
  88         },
  89         .resource       = &kurobox_pro_nand_resource,
  90         .num_resources  = 1,
  91 };
  92
  93 /*****************************************************************************
  94  * 256KB NOR Flash on BOOT Device
  95  ****************************************************************************/
  96
  97 static struct physmap_flash_data kurobox_pro_nor_flash_data = {
  98         .width          = 1,
  99 };
 100
 101 static struct resource kurobox_pro_nor_flash_resource = {
 102         .flags                  = IORESOURCE_MEM,
 103         .start                  = KUROBOX_PRO_NOR_BOOT_BASE,
 104         .end                    = KUROBOX_PRO_NOR_BOOT_BASE + KUROBOX_PRO_NOR_BOOT_SIZE - 1,
 105 };
 106
 107 static struct platform_device kurobox_pro_nor_flash = {
 108         .name                   = "physmap-flash",
 109         .id                     = 0,
 110         .dev            = {
 111                 .platform_data  = &kurobox_pro_nor_flash_data,
 112         },
 113         .num_resources          = 1,
 114         .resource               = &kurobox_pro_nor_flash_resource,
 115 };
 116
 117 /*****************************************************************************
 118  * PCI
 119  ****************************************************************************/
 120
 121 static int __init kurobox_pro_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 122 {
 123         /*
 124          * PCI isn't used on the Kuro
 125          */
 126         if (dev->bus->number == orion_pcie_local_bus_nr())
 127                 return IRQ_ORION_PCIE0_INT;
 128         else
 129                 printk(KERN_ERR "kurobox_pro_pci_map_irq failed, unknown bus\n");
 130
 131         return -1;
 132 }
 133
 134 static struct hw_pci kurobox_pro_pci __initdata = {
 135         .nr_controllers = 1,
 136         .swizzle        = pci_std_swizzle,
 137         .setup          = orion_pci_sys_setup,
 138         .scan           = orion_pci_sys_scan_bus,
 139         .map_irq        = kurobox_pro_pci_map_irq,
 140 };
 141
 142 static int __init kurobox_pro_pci_init(void)
 143 {
 144         if (machine_is_kurobox_pro())
 145                 pci_common_init(&kurobox_pro_pci);
 146
 147         return 0;
 148 }
 149
 150 subsys_initcall(kurobox_pro_pci_init);
 151
 152 /*****************************************************************************
 153  * Ethernet
 154  ****************************************************************************/
 155
 156 static struct mv643xx_eth_platform_data kurobox_pro_eth_data = {
 157         .phy_addr       = 8,
 158         .force_phy_addr = 1,
 159 };
 160
 161 /*****************************************************************************
 162  * RTC 5C372a on I2C bus
 163  ****************************************************************************/
 164 static struct i2c_board_info __initdata kurobox_pro_i2c_rtc = {
 165        .driver_name    = "rtc-rs5c372",
 166        .type           = "rs5c372a",
 167        .addr           = 0x32,
 168 };
 169
 170 /*****************************************************************************
 171  * SATA
 172  ****************************************************************************/
 173 static struct mv_sata_platform_data kurobox_pro_sata_data = {
 174         .n_ports        = 2,
 175 };
 176
 177 /*****************************************************************************
 178  * General Setup
 179  ****************************************************************************/
 180
 181 static struct platform_device *kurobox_pro_devices[] __initdata = {
 182         &kurobox_pro_nor_flash,
 183         &kurobox_pro_nand_flash,
 184 };
 185
 186 static void __init kurobox_pro_init(void)
 187 {
 188         /*
 189          * Setup basic Orion functions. Need to be called early.
 190          */
 191         orion_init();
 192
 193         /*
 194          * Setup the CPU address decode windows for our devices
 195          */
 196         orion_setup_cpu_win(ORION_DEV_BOOT, KUROBOX_PRO_NOR_BOOT_BASE,
 197                                 KUROBOX_PRO_NOR_BOOT_SIZE, -1);
 198         orion_setup_cpu_win(ORION_DEV0, KUROBOX_PRO_NAND_BASE,
 199                                 KUROBOX_PRO_NAND_SIZE, -1);
 200         /*
 201          * Open a special address decode windows for the PCIE WA.
 202          */
 203         orion_write(ORION_REGS_VIRT_BASE | 0x20074, ORION_PCIE_WA_PHYS_BASE);
 204         orion_write(ORION_REGS_VIRT_BASE | 0x20070, (0x7941 |
 205                 (((ORION_PCIE_WA_SIZE >> 16) - 1)) << 16));
 206
 207         /*
 208          * Setup Multiplexing Pins --
 209          * MPP[0-1] Not used
 210          * MPP[2] GPIO Micon
 211          * MPP[3] GPIO RTC
 212          * MPP[4-5] Not used
 213          * MPP[6] Nand Flash REn
 214          * MPP[7] Nand Flash WEn
 215          * MPP[8-11] Not used
 216          * MPP[12] SATA 0 presence Indication
 217          * MPP[13] SATA 1 presence Indication
 218          * MPP[14] SATA 0 active Indication
 219          * MPP[15] SATA 1 active indication
 220          * MPP[16-19] Not used
 221          */
 222         orion_write(MPP_0_7_CTRL, 0x44220003);
 223         orion_write(MPP_8_15_CTRL, 0x55550000);
 224         orion_write(MPP_16_19_CTRL, 0x0);
 225
 226         orion_gpio_set_valid_pins(0x0000000c);
 227
 228         platform_add_devices(kurobox_pro_devices, ARRAY_SIZE(kurobox_pro_devices));
 229         i2c_register_board_info(0, &kurobox_pro_i2c_rtc, 1);
 230         orion_eth_init(&kurobox_pro_eth_data);
 231         orion_sata_init(&kurobox_pro_sata_data);
 232 }
 233
 234 MACHINE_START(KUROBOX_PRO, "Buffalo/Revogear Kurobox Pro")
 235         /* Maintainer: Ronen Shitrit <rshitrit@marvell.com> */
 236         .phys_io        = ORION_REGS_PHYS_BASE,
 237         .io_pg_offst    = ((ORION_REGS_VIRT_BASE) >> 18) & 0xFFFC,
 238         .boot_params    = 0x00000100,
 239         .init_machine   = kurobox_pro_init,
 240         .map_io         = orion_map_io,
 241         .init_irq       = orion_init_irq,
 242         .timer          = &orion_timer,
 243         .fixup          = tag_fixup_mem32,
 244 MACHINE_END