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  * All rights reserved.
   8  *
   9  * Wan ZongShun <mcuos.com@gmail.com>
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License as
  13  * published by the Free Software Foundation; either version 2 of
  14  * the License, or (at your option) any later version.
  15  *
  16  */
  17
  18 #include <linux/kernel.h>
  19 #include <linux/types.h>
  20 #include <linux/interrupt.h>
  21 #include <linux/list.h>
  22 #include <linux/timer.h>
  23 #include <linux/init.h>
  24 #include <linux/platform_device.h>
  25 #include <linux/mtd/physmap.h>
  26
  27 #include <asm/mach/arch.h>
  28 #include <asm/mach/map.h>
  29 #include <asm/mach/irq.h>
  30 #include <asm/mach-types.h>
  31
  32 #include <mach/regs-serial.h>
  33 #include <mach/map.h>
  34
  35 #include "cpu.h"
  36 /*w90p910 evb norflash driver data */
  37
  38 #define W90P910_FLASH_BASE      0xA0000000
  39 #define W90P910_FLASH_SIZE      0x400000
  40
  41 static struct mtd_partition w90p910_flash_partitions[] = {
  42         {
  43                 .name   =       "NOR Partition 1 for kernel (960K)",
  44                 .size   =       0xF0000,
  45                 .offset =       0x10000,
  46         },
  47         {
  48                 .name   =       "NOR Partition 2 for image (1M)",
  49                 .size   =       0x100000,
  50                 .offset =       0x100000,
  51         },
  52         {
  53                 .name   =       "NOR Partition 3 for user (2M)",
  54                 .size   =       0x200000,
  55                 .offset =       0x00200000,
  56         }
  57 };
  58
  59 static struct physmap_flash_data w90p910_flash_data = {
  60         .width          =       2,
  61         .parts          =       w90p910_flash_partitions,
  62         .nr_parts       =       ARRAY_SIZE(w90p910_flash_partitions),
  63 };
  64
  65 static struct resource w90p910_flash_resources[] = {
  66         {
  67                 .start  =       W90P910_FLASH_BASE,
  68                 .end    =       W90P910_FLASH_BASE + W90P910_FLASH_SIZE - 1,
  69                 .flags  =       IORESOURCE_MEM,
  70         }
  71 };
  72
  73 static struct platform_device w90p910_flash_device = {
  74         .name           =       "physmap-flash",
  75         .id             =       0,
  76         .dev            = {
  77                                 .platform_data = &w90p910_flash_data,
  78                         },
  79         .resource       =       w90p910_flash_resources,
  80         .num_resources  =       ARRAY_SIZE(w90p910_flash_resources),
  81 };
  82
  83 static struct map_desc w90p910_iodesc[] __initdata = {
  84 };
  85
  86 /*Here should be your evb resourse,such as LCD*/
  87
  88 static struct platform_device *w90p910evb_dev[] __initdata = {
  89         &w90p910_serial_device,
  90         &w90p910_flash_device,
  91 };
  92
  93 static void __init w90p910evb_map_io(void)
  94 {
  95         w90p910_map_io(w90p910_iodesc, ARRAY_SIZE(w90p910_iodesc));
  96         w90p910_init_clocks(0);
  97 }
  98
  99 static void __init w90p910evb_init(void)
 100 {
 101         platform_add_devices(w90p910evb_dev, ARRAY_SIZE(w90p910evb_dev));
 102 }
 103
 104 MACHINE_START(W90P910EVB, "W90P910EVB")
 105         /* Maintainer: Wan ZongShun */
 106         .phys_io        = W90X900_PA_UART,
 107         .io_pg_offst    = (((u32)W90X900_VA_UART) >> 18) & 0xfffc,
 108         .boot_params    = 0,
 109         .map_io         = w90p910evb_map_io,
 110         .init_irq       = w90x900_init_irq,
 111         .init_machine   = w90p910evb_init,
 112         .timer          = &w90x900_timer,
 113 MACHINE_END