diff options
Diffstat (limited to 'roms/u-boot/arch/arm/mach-exynos/include/mach/mmc.h')
-rw-r--r-- | roms/u-boot/arch/arm/mach-exynos/include/mach/mmc.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-exynos/include/mach/mmc.h b/roms/u-boot/arch/arm/mach-exynos/include/mach/mmc.h new file mode 100644 index 000000000..eece44ea1 --- /dev/null +++ b/roms/u-boot/arch/arm/mach-exynos/include/mach/mmc.h @@ -0,0 +1,67 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * (C) Copyright 2009 SAMSUNG Electronics + * Minkyu Kang <mk7.kang@samsung.com> + */ + +#ifndef __ASM_ARCH_MMC_H_ +#define __ASM_ARCH_MMC_H_ + +#define S5P_MMC_DEV_OFFSET 0x10000 + +#define SDHCI_CONTROL2 0x80 +#define SDHCI_CONTROL3 0x84 +#define SDHCI_CONTROL4 0x8C + +#define SDHCI_CTRL2_ENSTAASYNCCLR (1 << 31) +#define SDHCI_CTRL2_ENCMDCNFMSK (1 << 30) +#define SDHCI_CTRL2_CDINVRXD3 (1 << 29) +#define SDHCI_CTRL2_SLCARDOUT (1 << 28) + +#define SDHCI_CTRL2_FLTCLKSEL_MASK (0xf << 24) +#define SDHCI_CTRL2_FLTCLKSEL_SHIFT (24) +#define SDHCI_CTRL2_FLTCLKSEL(_x) ((_x) << 24) + +#define SDHCI_CTRL2_LVLDAT_MASK (0xff << 16) +#define SDHCI_CTRL2_LVLDAT_SHIFT (16) +#define SDHCI_CTRL2_LVLDAT(_x) ((_x) << 16) + +#define SDHCI_CTRL2_ENFBCLKTX (1 << 15) +#define SDHCI_CTRL2_ENFBCLKRX (1 << 14) +#define SDHCI_CTRL2_SDCDSEL (1 << 13) +#define SDHCI_CTRL2_SDSIGPC (1 << 12) +#define SDHCI_CTRL2_ENBUSYCHKTXSTART (1 << 11) + +#define SDHCI_CTRL2_DFCNT_MASK(_x) ((_x) << 9) +#define SDHCI_CTRL2_DFCNT_SHIFT (9) + +#define SDHCI_CTRL2_ENCLKOUTHOLD (1 << 8) +#define SDHCI_CTRL2_RWAITMODE (1 << 7) +#define SDHCI_CTRL2_DISBUFRD (1 << 6) +#define SDHCI_CTRL2_SELBASECLK_MASK(_x) ((_x) << 4) +#define SDHCI_CTRL2_SELBASECLK_SHIFT (4) +#define SDHCI_CTRL2_PWRSYNC (1 << 3) +#define SDHCI_CTRL2_ENCLKOUTMSKCON (1 << 1) +#define SDHCI_CTRL2_HWINITFIN (1 << 0) + +#define SDHCI_CTRL3_FCSEL3 (1 << 31) +#define SDHCI_CTRL3_FCSEL2 (1 << 23) +#define SDHCI_CTRL3_FCSEL1 (1 << 15) +#define SDHCI_CTRL3_FCSEL0 (1 << 7) + +#define SDHCI_CTRL4_DRIVE_MASK(_x) ((_x) << 16) +#define SDHCI_CTRL4_DRIVE_SHIFT (16) + +#define SDHCI_MAX_HOSTS 4 + +int s5p_sdhci_init(u32 regbase, int index, int bus_width); + +static inline int s5p_mmc_init(int index, int bus_width) +{ + unsigned int base = samsung_get_base_mmc() + + (S5P_MMC_DEV_OFFSET * index); + + return s5p_sdhci_init(base, index, bus_width); +} + +#endif |