target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-mci.h

   1 /*
   2  *  linux/drivers/mmc/host/glamo-mmc.h - GLAMO MCI driver
   3  *
   4  *  Copyright (C) 2007-2008 Openmoko, Inc, Andy Green <andy@openmoko.com>
   5  *   based on S3C MMC driver -->
   6  *  Copyright (C) 2004-2006 Thomas Kleffel, All Rights Reserved.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include <linux/regulator/consumer.h>
  14
  15 enum glamo_mci_waitfor {
  16         COMPLETION_NONE,
  17         COMPLETION_FINALIZE,
  18         COMPLETION_CMDSENT,
  19         COMPLETION_RSPFIN,
  20         COMPLETION_XFERFINISH,
  21         COMPLETION_XFERFINISH_RSPFIN,
  22 };
  23
  24 struct glamo_mci_host {
  25         struct platform_device  *pdev;
  26         struct glamo_mci_pdata  *pdata;
  27         struct mmc_host         *mmc;
  28         struct resource         *mem;
  29         struct resource         *mem_data;
  30         struct clk              *clk;
  31         void __iomem            *base;
  32         u16 __iomem             *base_data;
  33         int                     irq;
  34         int                     irq_cd;
  35         int                     dma;
  36         int                     data_max_size;
  37
  38         int                     suspending;
  39
  40         int                     power_mode_current;
  41         unsigned int            vdd_current;
  42
  43         unsigned long           clk_rate;
  44         unsigned long           clk_div;
  45         unsigned long           real_rate;
  46         u8                      prescaler;
  47
  48         int                     force_slow_during_powerup;
  49
  50         unsigned                sdiimsk;
  51         int                     dodma;
  52
  53         volatile int            dmatogo;
  54
  55         struct mmc_request      *mrq;
  56         int                     cmd_is_stop;
  57         struct work_struct      irq_work;
  58
  59         spinlock_t              complete_lock;
  60         volatile enum           glamo_mci_waitfor
  61                                 complete_what;
  62
  63         volatile int            dma_complete;
  64
  65         volatile u32            pio_sgptr;
  66         volatile u32            pio_words;
  67         volatile u32            pio_count;
  68         volatile u16            *pio_ptr;
  69 #define XFER_NONE 0
  70 #define XFER_READ 1
  71 #define XFER_WRITE 2
  72         volatile u32            pio_active;
  73
  74         int                     bus_width;
  75
  76         char                    dbgmsg_cmd[301];
  77         char                    dbgmsg_dat[301];
  78         volatile char           *status;
  79
  80         unsigned int            ccnt, dcnt;
  81         struct tasklet_struct   pio_tasklet;
  82
  83         struct regulator        *regulator;
  84 };