arch/arm/mach-omap2/board-rx51-flash.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-rx51-flash.c
   3  *
   4  * Copyright (C) 2008 Nokia
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/mtd/mtd.h>
  15 #include <linux/mtd/partitions.h>
  16 #include <asm/mach/flash.h>
  17
  18 #include <mach/onenand.h>
  19
  20 #include "mmc-twl4030.h"
  21
  22 #define RX51_FLASH_CS   0
  23
  24 extern struct mtd_partition n800_partitions[ONENAND_MAX_PARTITIONS];
  25 extern int n800_onenand_setup(void __iomem *onenand_base, int freq);
  26 extern void __init n800_flash_init(void);
  27
  28 static struct flash_platform_data rx51_flash_data = {
  29         .map_name       = "cfi_probe",
  30         .width          = 2,
  31         .parts          = n800_partitions,
  32         .nr_parts       = ARRAY_SIZE(n800_partitions),
  33 };
  34
  35 static struct resource rx51_flash_resource = {
  36         .flags          = IORESOURCE_MEM,
  37 };
  38
  39 static struct platform_device rx51_flash_device = {
  40         .name           = "omapflash",
  41         .id             = 0,
  42         .dev            = {
  43                 .platform_data  = &rx51_flash_data,
  44         },
  45         .num_resources  = 1,
  46         .resource       = &rx51_flash_resource,
  47 };
  48
  49 static struct platform_device *rx51_flash_devices[] = {
  50         &rx51_flash_device,
  51 };
  52
  53 static struct twl4030_hsmmc_info mmc[] __initdata = {
  54         {
  55                 .mmc            = 1,
  56                 .wires          = 8,
  57                 .gpio_cd        = 160,
  58                 .gpio_wp        = -EINVAL,
  59         },
  60         {
  61                 .mmc            = 2,
  62                 .wires          = 8,
  63                 .gpio_cd        = -EINVAL,
  64                 .gpio_wp        = -EINVAL,
  65         },
  66         {}      /* Terminator */
  67 };
  68
  69 void __init rx51_flash_init(void)
  70 {
  71         platform_add_devices(rx51_flash_devices, ARRAY_SIZE(rx51_flash_devices));
  72         n800_flash_init();
  73         twl4030_mmc_init(mmc);
  74 }
  75