2 * (C) Copyright 2009 SAMSUNG Electronics
3 * Minkyu Kang <mk7.kang@samsung.com>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef __ASM_ARCH_MMC_H_
22 #define __ASM_ARCH_MMC_H_
24 #define SDHCI_CONTROL2 0x80
25 #define SDHCI_CONTROL3 0x84
26 #define SDHCI_CONTROL4 0x8C
28 #define SDHCI_CTRL2_ENSTAASYNCCLR (1 << 31)
29 #define SDHCI_CTRL2_ENCMDCNFMSK (1 << 30)
30 #define SDHCI_CTRL2_CDINVRXD3 (1 << 29)
31 #define SDHCI_CTRL2_SLCARDOUT (1 << 28)
33 #define SDHCI_CTRL2_FLTCLKSEL_MASK (0xf << 24)
34 #define SDHCI_CTRL2_FLTCLKSEL_SHIFT (24)
35 #define SDHCI_CTRL2_FLTCLKSEL(_x) ((_x) << 24)
37 #define SDHCI_CTRL2_LVLDAT_MASK (0xff << 16)
38 #define SDHCI_CTRL2_LVLDAT_SHIFT (16)
39 #define SDHCI_CTRL2_LVLDAT(_x) ((_x) << 16)
41 #define SDHCI_CTRL2_ENFBCLKTX (1 << 15)
42 #define SDHCI_CTRL2_ENFBCLKRX (1 << 14)
43 #define SDHCI_CTRL2_SDCDSEL (1 << 13)
44 #define SDHCI_CTRL2_SDSIGPC (1 << 12)
45 #define SDHCI_CTRL2_ENBUSYCHKTXSTART (1 << 11)
47 #define SDHCI_CTRL2_DFCNT_MASK(_x) ((_x) << 9)
48 #define SDHCI_CTRL2_DFCNT_SHIFT (9)
50 #define SDHCI_CTRL2_ENCLKOUTHOLD (1 << 8)
51 #define SDHCI_CTRL2_RWAITMODE (1 << 7)
52 #define SDHCI_CTRL2_DISBUFRD (1 << 6)
53 #define SDHCI_CTRL2_SELBASECLK_MASK(_x) ((_x) << 4)
54 #define SDHCI_CTRL2_SELBASECLK_SHIFT (4)
55 #define SDHCI_CTRL2_PWRSYNC (1 << 3)
56 #define SDHCI_CTRL2_ENCLKOUTMSKCON (1 << 1)
57 #define SDHCI_CTRL2_HWINITFIN (1 << 0)
59 #define SDHCI_CTRL3_FCSEL3 (1 << 31)
60 #define SDHCI_CTRL3_FCSEL2 (1 << 23)
61 #define SDHCI_CTRL3_FCSEL1 (1 << 15)
62 #define SDHCI_CTRL3_FCSEL0 (1 << 7)
64 #define SDHCI_CTRL4_DRIVE_MASK(_x) ((_x) << 16)
65 #define SDHCI_CTRL4_DRIVE_SHIFT (16)
67 int s5p_sdhci_init(u32 regbase, int index, int bus_width);
69 static inline unsigned int s5p_mmc_init(int index, int bus_width)
71 unsigned int base = samsung_get_base_mmc() + (0x10000 * index);
72 return s5p_sdhci_init(base, index, bus_width);