drivers/mmc/ftsdc010_mci.h

   1 /*
   2  * Faraday FTSDC010 Secure Digital Memory Card Host Controller
   3  *
   4  * Copyright (C) 2011 Andes Technology Corporation
   5  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9 #include <mmc.h>
  10
  11 #ifndef __FTSDC010_MCI_H
  12 #define __FTSDC010_MCI_H
  13
  14 struct ftsdc010_chip {
  15         void __iomem *regs;
  16         uint32_t wprot;   /* write protected (locked) */
  17         uint32_t rate;    /* actual SD clock in Hz */
  18         uint32_t sclk;    /* FTSDC010 source clock in Hz */
  19         uint32_t fifo;    /* fifo depth in bytes */
  20         uint32_t acmd;
  21         struct mmc_config cfg;  /* mmc configuration */
  22         const char *name;
  23         void *ioaddr;
  24         unsigned int caps;
  25         unsigned int version;
  26         unsigned int clock;
  27         unsigned int bus_hz;
  28         unsigned int div;
  29         int dev_index;
  30         int dev_id;
  31         int buswidth;
  32         u32 fifoth_val;
  33         struct mmc *mmc;
  34         void *priv;
  35         bool fifo_mode;
  36 };
  37
  38
  39 #ifdef CONFIG_DM_MMC
  40 /* Export the operations to drivers */
  41 int ftsdc010_probe(struct udevice *dev);
  42 extern const struct dm_mmc_ops dm_ftsdc010_ops;
  43 #endif
  44 void ftsdc_setup_cfg(struct mmc_config *cfg, const char *name, int buswidth,
  45                      uint caps, u32 max_clk, u32 min_clk);
  46 void set_bus_width(struct ftsdc010_mmc __iomem *regs, struct mmc_config *cfg);
  47
  48 #ifdef CONFIG_BLK
  49 int ftsdc010_bind(struct udevice *dev, struct mmc *mmc, struct mmc_config *cfg);
  50 #endif
  51
  52
  53 #endif /* __FTSDC010_MCI_H */