arch/arm/include/asm/arch-s5pc1xx/mmc.h

   1 /*
   2  * (C) Copyright 2009 SAMSUNG Electronics
   3  * Minkyu Kang <mk7.kang@samsung.com>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #ifndef __ASM_ARCH_MMC_H_
   9 #define __ASM_ARCH_MMC_H_
  10
  11 #define SDHCI_CONTROL2          0x80
  12 #define SDHCI_CONTROL3          0x84
  13 #define SDHCI_CONTROL4          0x8C
  14
  15 #define SDHCI_CTRL2_ENSTAASYNCCLR       (1 << 31)
  16 #define SDHCI_CTRL2_ENCMDCNFMSK         (1 << 30)
  17 #define SDHCI_CTRL2_CDINVRXD3           (1 << 29)
  18 #define SDHCI_CTRL2_SLCARDOUT           (1 << 28)
  19
  20 #define SDHCI_CTRL2_FLTCLKSEL_MASK      (0xf << 24)
  21 #define SDHCI_CTRL2_FLTCLKSEL_SHIFT     (24)
  22 #define SDHCI_CTRL2_FLTCLKSEL(_x)       ((_x) << 24)
  23
  24 #define SDHCI_CTRL2_LVLDAT_MASK         (0xff << 16)
  25 #define SDHCI_CTRL2_LVLDAT_SHIFT        (16)
  26 #define SDHCI_CTRL2_LVLDAT(_x)          ((_x) << 16)
  27
  28 #define SDHCI_CTRL2_ENFBCLKTX           (1 << 15)
  29 #define SDHCI_CTRL2_ENFBCLKRX           (1 << 14)
  30 #define SDHCI_CTRL2_SDCDSEL             (1 << 13)
  31 #define SDHCI_CTRL2_SDSIGPC             (1 << 12)
  32 #define SDHCI_CTRL2_ENBUSYCHKTXSTART    (1 << 11)
  33
  34 #define SDHCI_CTRL2_DFCNT_MASK(_x)      ((_x) << 9)
  35 #define SDHCI_CTRL2_DFCNT_SHIFT         (9)
  36
  37 #define SDHCI_CTRL2_ENCLKOUTHOLD        (1 << 8)
  38 #define SDHCI_CTRL2_RWAITMODE           (1 << 7)
  39 #define SDHCI_CTRL2_DISBUFRD            (1 << 6)
  40 #define SDHCI_CTRL2_SELBASECLK_MASK(_x) ((_x) << 4)
  41 #define SDHCI_CTRL2_SELBASECLK_SHIFT    (4)
  42 #define SDHCI_CTRL2_PWRSYNC             (1 << 3)
  43 #define SDHCI_CTRL2_ENCLKOUTMSKCON      (1 << 1)
  44 #define SDHCI_CTRL2_HWINITFIN           (1 << 0)
  45
  46 #define SDHCI_CTRL3_FCSEL3              (1 << 31)
  47 #define SDHCI_CTRL3_FCSEL2              (1 << 23)
  48 #define SDHCI_CTRL3_FCSEL1              (1 << 15)
  49 #define SDHCI_CTRL3_FCSEL0              (1 << 7)
  50
  51 #define SDHCI_CTRL4_DRIVE_MASK(_x)      ((_x) << 16)
  52 #define SDHCI_CTRL4_DRIVE_SHIFT         (16)
  53
  54 int s5p_sdhci_init(u32 regbase, int index, int bus_width);
  55
  56 static inline unsigned int s5p_mmc_init(int index, int bus_width)
  57 {
  58         unsigned int base = samsung_get_base_mmc() + (0x10000 * index);
  59         return s5p_sdhci_init(base, index, bus_width);
  60 }
  61 #endif