arch/arm/mach-w90x900/mach-w90p910evb.c

   1 /*
   2  * linux/arch/arm/mach-w90x900/mach-w90p910evb.c
   3  *
   4  * Based on mach-s3c2410/mach-smdk2410.c by Jonas Dietsche
   5  *
   6  * Copyright (C) 2008 Nuvoton technology corporation.
   7  *
   8  * Wan ZongShun <mcuos.com@gmail.com>
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation;version 2 of the License.
  13  *
  14  */
  15
  16 #include <linux/kernel.h>
  17 #include <linux/types.h>
  18 #include <linux/interrupt.h>
  19 #include <linux/list.h>
  20 #include <linux/timer.h>
  21 #include <linux/init.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/mtd/physmap.h>
  24
  25 #include <asm/mach/arch.h>
  26 #include <asm/mach/map.h>
  27 #include <asm/mach/irq.h>
  28 #include <asm/mach-types.h>
  29
  30 #include <mach/regs-serial.h>
  31 #include <mach/map.h>
  32
  33 #include "cpu.h"
  34 /*w90p910 evb norflash driver data */
  35
  36 #define W90P910_FLASH_BASE      0xA0000000
  37 #define W90P910_FLASH_SIZE      0x400000
  38
  39 static struct mtd_partition w90p910_flash_partitions[] = {
  40         {
  41                 .name   =       "NOR Partition 1 for kernel (960K)",
  42                 .size   =       0xF0000,
  43                 .offset =       0x10000,
  44         },
  45         {
  46                 .name   =       "NOR Partition 2 for image (1M)",
  47                 .size   =       0x100000,
  48                 .offset =       0x100000,
  49         },
  50         {
  51                 .name   =       "NOR Partition 3 for user (2M)",
  52                 .size   =       0x200000,
  53                 .offset =       0x00200000,
  54         }
  55 };
  56
  57 static struct physmap_flash_data w90p910_flash_data = {
  58         .width          =       2,
  59         .parts          =       w90p910_flash_partitions,
  60         .nr_parts       =       ARRAY_SIZE(w90p910_flash_partitions),
  61 };
  62
  63 static struct resource w90p910_flash_resources[] = {
  64         {
  65                 .start  =       W90P910_FLASH_BASE,
  66                 .end    =       W90P910_FLASH_BASE + W90P910_FLASH_SIZE - 1,
  67                 .flags  =       IORESOURCE_MEM,
  68         }
  69 };
  70
  71 static struct platform_device w90p910_flash_device = {
  72         .name           =       "physmap-flash",
  73         .id             =       0,
  74         .dev            = {
  75                                 .platform_data = &w90p910_flash_data,
  76                         },
  77         .resource       =       w90p910_flash_resources,
  78         .num_resources  =       ARRAY_SIZE(w90p910_flash_resources),
  79 };
  80
  81 /* USB EHCI Host Controller */
  82
  83 static struct resource w90x900_usb_ehci_resource[] = {
  84         [0] = {
  85                 .start = W90X900_PA_USBEHCIHOST,
  86                 .end   = W90X900_PA_USBEHCIHOST + W90X900_SZ_USBEHCIHOST - 1,
  87                 .flags = IORESOURCE_MEM,
  88         },
  89         [1] = {
  90                 .start = IRQ_USBH,
  91                 .end   = IRQ_USBH,
  92                 .flags = IORESOURCE_IRQ,
  93         }
  94 };
  95
  96 static u64 w90x900_device_usb_ehci_dmamask = 0xffffffffUL;
  97
  98 struct platform_device w90x900_device_usb_ehci = {
  99         .name             = "w90x900-ehci",
 100         .id               = -1,
 101         .num_resources    = ARRAY_SIZE(w90x900_usb_ehci_resource),
 102         .resource         = w90x900_usb_ehci_resource,
 103         .dev              = {
 104                 .dma_mask = &w90x900_device_usb_ehci_dmamask,
 105                 .coherent_dma_mask = 0xffffffffUL
 106         }
 107 };
 108 EXPORT_SYMBOL(w90x900_device_usb_ehci);
 109
 110 /* USB OHCI Host Controller */
 111
 112 static struct resource w90x900_usb_ohci_resource[] = {
 113         [0] = {
 114                 .start = W90X900_PA_USBOHCIHOST,
 115                 .end   = W90X900_PA_USBOHCIHOST + W90X900_SZ_USBOHCIHOST - 1,
 116                 .flags = IORESOURCE_MEM,
 117         },
 118         [1] = {
 119                 .start = IRQ_USBH,
 120                 .end   = IRQ_USBH,
 121                 .flags = IORESOURCE_IRQ,
 122         }
 123 };
 124
 125 static u64 w90x900_device_usb_ohci_dmamask = 0xffffffffUL;
 126 struct platform_device w90x900_device_usb_ohci = {
 127         .name             = "w90x900-ohci",
 128         .id               = -1,
 129         .num_resources    = ARRAY_SIZE(w90x900_usb_ohci_resource),
 130         .resource         = w90x900_usb_ohci_resource,
 131         .dev              = {
 132                 .dma_mask = &w90x900_device_usb_ohci_dmamask,
 133                 .coherent_dma_mask = 0xffffffffUL
 134         }
 135 };
 136 EXPORT_SYMBOL(w90x900_device_usb_ohci);
 137
 138 static struct map_desc w90p910_iodesc[] __initdata = {
 139 };
 140
 141 /*Here should be your evb resourse,such as LCD*/
 142
 143 static struct platform_device *w90p910evb_dev[] __initdata = {
 144         &w90p910_serial_device,
 145         &w90p910_flash_device,
 146         &w90x900_device_usb_ehci,
 147         &w90x900_device_usb_ohci,
 148 };
 149
 150 static void __init w90p910evb_map_io(void)
 151 {
 152         w90p910_map_io(w90p910_iodesc, ARRAY_SIZE(w90p910_iodesc));
 153         w90p910_init_clocks(0);
 154 }
 155
 156 static void __init w90p910evb_init(void)
 157 {
 158         platform_add_devices(w90p910evb_dev, ARRAY_SIZE(w90p910evb_dev));
 159 }
 160
 161 MACHINE_START(W90P910EVB, "W90P910EVB")
 162         /* Maintainer: Wan ZongShun */
 163         .phys_io        = W90X900_PA_UART,
 164         .io_pg_offst    = (((u32)W90X900_VA_UART) >> 18) & 0xfffc,
 165         .boot_params    = 0,
 166         .map_io         = w90p910evb_map_io,
 167         .init_irq       = w90x900_init_irq,
 168         .init_machine   = w90p910evb_init,
 169         .timer          = &w90x900_timer,
 170 MACHINE_END