arch/arm/plat-s3c/dev-hsmmc2.c

   1 /* linux/arch/arm/plat-s3c/dev-hsmmc2.c
   2  *
   3  * Copyright (c) 2009 Samsung Electronics
   4  *
   5  * S3C series device definition for hsmmc device 2
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10 */
  11
  12 #include <linux/kernel.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/mmc/host.h>
  15
  16 #include <mach/map.h>
  17 #include <plat/sdhci.h>
  18 #include <plat/devs.h>
  19
  20 #define S3C_SZ_HSMMC    (0x1000)
  21
  22 static struct resource s3c_hsmmc2_resource[] = {
  23         [0] = {
  24                 .start = S3C_PA_HSMMC2,
  25                 .end   = S3C_PA_HSMMC2 + S3C_SZ_HSMMC - 1,
  26                 .flags = IORESOURCE_MEM,
  27         },
  28         [1] = {
  29                 .start = IRQ_HSMMC2,
  30                 .end   = IRQ_HSMMC2,
  31                 .flags = IORESOURCE_IRQ,
  32         }
  33 };
  34
  35 static u64 s3c_device_hsmmc2_dmamask = 0xffffffffUL;
  36
  37 struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata = {
  38         .max_width      = 4,
  39         .host_caps      = (MMC_CAP_4_BIT_DATA |
  40                            MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
  41 };
  42
  43 struct platform_device s3c_device_hsmmc2 = {
  44         .name           = "s3c-sdhci",
  45         .id             = 2,
  46         .num_resources  = ARRAY_SIZE(s3c_hsmmc2_resource),
  47         .resource       = s3c_hsmmc2_resource,
  48         .dev            = {
  49                 .dma_mask               = &s3c_device_hsmmc2_dmamask,
  50                 .coherent_dma_mask      = 0xffffffffUL,
  51                 .platform_data          = &s3c_hsmmc2_def_platdata,
  52         },
  53 };
  54
  55 void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd)
  56 {
  57         struct s3c_sdhci_platdata *set = &s3c_hsmmc2_def_platdata;
  58
  59         set->max_width = pd->max_width;
  60
  61         if (pd->cfg_gpio)
  62                 set->cfg_gpio = pd->cfg_gpio;
  63         if (pd->cfg_card)
  64                 set->cfg_card = pd->cfg_card;
  65 }