1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2009 SAMSUNG Electronics 4 * Minkyu Kang <mk7.kang@samsung.com> 5 */ 6 7 #ifndef __ASM_ARCH_MMC_H_ 8 #define __ASM_ARCH_MMC_H_ 9 10 #define S5P_MMC_DEV_OFFSET 0x10000 11 12 #define SDHCI_CONTROL2 0x80 13 #define SDHCI_CONTROL3 0x84 14 #define SDHCI_CONTROL4 0x8C 15 16 #define SDHCI_CTRL2_ENSTAASYNCCLR (1 << 31) 17 #define SDHCI_CTRL2_ENCMDCNFMSK (1 << 30) 18 #define SDHCI_CTRL2_CDINVRXD3 (1 << 29) 19 #define SDHCI_CTRL2_SLCARDOUT (1 << 28) 20 21 #define SDHCI_CTRL2_FLTCLKSEL_MASK (0xf << 24) 22 #define SDHCI_CTRL2_FLTCLKSEL_SHIFT (24) 23 #define SDHCI_CTRL2_FLTCLKSEL(_x) ((_x) << 24) 24 25 #define SDHCI_CTRL2_LVLDAT_MASK (0xff << 16) 26 #define SDHCI_CTRL2_LVLDAT_SHIFT (16) 27 #define SDHCI_CTRL2_LVLDAT(_x) ((_x) << 16) 28 29 #define SDHCI_CTRL2_ENFBCLKTX (1 << 15) 30 #define SDHCI_CTRL2_ENFBCLKRX (1 << 14) 31 #define SDHCI_CTRL2_SDCDSEL (1 << 13) 32 #define SDHCI_CTRL2_SDSIGPC (1 << 12) 33 #define SDHCI_CTRL2_ENBUSYCHKTXSTART (1 << 11) 34 35 #define SDHCI_CTRL2_DFCNT_MASK(_x) ((_x) << 9) 36 #define SDHCI_CTRL2_DFCNT_SHIFT (9) 37 38 #define SDHCI_CTRL2_ENCLKOUTHOLD (1 << 8) 39 #define SDHCI_CTRL2_RWAITMODE (1 << 7) 40 #define SDHCI_CTRL2_DISBUFRD (1 << 6) 41 #define SDHCI_CTRL2_SELBASECLK_MASK(_x) ((_x) << 4) 42 #define SDHCI_CTRL2_SELBASECLK_SHIFT (4) 43 #define SDHCI_CTRL2_PWRSYNC (1 << 3) 44 #define SDHCI_CTRL2_ENCLKOUTMSKCON (1 << 1) 45 #define SDHCI_CTRL2_HWINITFIN (1 << 0) 46 47 #define SDHCI_CTRL3_FCSEL3 (1 << 31) 48 #define SDHCI_CTRL3_FCSEL2 (1 << 23) 49 #define SDHCI_CTRL3_FCSEL1 (1 << 15) 50 #define SDHCI_CTRL3_FCSEL0 (1 << 7) 51 52 #define SDHCI_CTRL4_DRIVE_MASK(_x) ((_x) << 16) 53 #define SDHCI_CTRL4_DRIVE_SHIFT (16) 54 55 #define SDHCI_MAX_HOSTS 4 56 57 int s5p_sdhci_init(u32 regbase, int index, int bus_width); 58 59 static inline int s5p_mmc_init(int index, int bus_width) 60 { 61 unsigned int base = samsung_get_base_mmc() + 62 (S5P_MMC_DEV_OFFSET * index); 63 64 return s5p_sdhci_init(base, index, bus_width); 65 } 66 67 int exynos_mmc_init(const void *blob); 68 69 #endif 70