diff options
author | Jaehoon Chung <jh80.chung@samsung.com> | 2012-04-23 02:36:28 (GMT) |
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committer | Andy Fleming <afleming@freescale.com> | 2012-05-08 23:02:22 (GMT) |
commit | 442d55685e1e2310d546044a6519ae73e4ba348a (patch) | |
tree | e68bf2ac2fc9348b0d92a4404d64aac4458d02d6 /arch/arm/include/asm/arch-s5pc1xx | |
parent | 236bfecff8091356d81e79da3281b9e4af967468 (diff) | |
download | u-boot-fsl-qoriq-442d55685e1e2310d546044a6519ae73e4ba348a.tar.xz |
mmc: support the sdhci instead of s5p_mmc for samsung-soc
In driver mmc, generic s5p_sdhci code is implemented.
s5p_mmc file is dupulicated.
we are good that use the generic sdhci.
This patch supported the sdhci for Samsung-SoC.
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Lei Wen<leiwen@marvell.com>
Acked-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'arch/arm/include/asm/arch-s5pc1xx')
-rw-r--r-- | arch/arm/include/asm/arch-s5pc1xx/mmc.h | 93 |
1 files changed, 47 insertions, 46 deletions
diff --git a/arch/arm/include/asm/arch-s5pc1xx/mmc.h b/arch/arm/include/asm/arch-s5pc1xx/mmc.h index adef4ee..0f701c9 100644 --- a/arch/arm/include/asm/arch-s5pc1xx/mmc.h +++ b/arch/arm/include/asm/arch-s5pc1xx/mmc.h @@ -21,53 +21,54 @@ #ifndef __ASM_ARCH_MMC_H_ #define __ASM_ARCH_MMC_H_ -#ifndef __ASSEMBLY__ -struct s5p_mmc { - unsigned int sysad; - unsigned short blksize; - unsigned short blkcnt; - unsigned int argument; - unsigned short trnmod; - unsigned short cmdreg; - unsigned int rspreg0; - unsigned int rspreg1; - unsigned int rspreg2; - unsigned int rspreg3; - unsigned int bdata; - unsigned int prnsts; - unsigned char hostctl; - unsigned char pwrcon; - unsigned char blkgap; - unsigned char wakcon; - unsigned short clkcon; - unsigned char timeoutcon; - unsigned char swrst; - unsigned int norintsts; /* errintsts */ - unsigned int norintstsen; /* errintstsen */ - unsigned int norintsigen; /* errintsigen */ - unsigned short acmd12errsts; - unsigned char res1[2]; - unsigned int capareg; - unsigned char res2[4]; - unsigned int maxcurr; - unsigned char res3[0x34]; - unsigned int control2; - unsigned int control3; - unsigned char res4[4]; - unsigned int control4; - unsigned char res5[0x6e]; - unsigned short hcver; - unsigned char res6[0xFFF00]; -}; +#define SDHCI_CONTROL2 0x80 +#define SDHCI_CONTROL3 0x84 +#define SDHCI_CONTROL4 0x8C -struct mmc_host { - struct s5p_mmc *reg; - unsigned int version; /* SDHCI spec. version */ - unsigned int clock; /* Current clock (MHz) */ - int dev_index; -}; +#define SDHCI_CTRL2_ENSTAASYNCCLR (1 << 31) +#define SDHCI_CTRL2_ENCMDCNFMSK (1 << 30) +#define SDHCI_CTRL2_CDINVRXD3 (1 << 29) +#define SDHCI_CTRL2_SLCARDOUT (1 << 28) -int s5p_mmc_init(int dev_index, int bus_width); +#define SDHCI_CTRL2_FLTCLKSEL_MASK (0xf << 24) +#define SDHCI_CTRL2_FLTCLKSEL_SHIFT (24) +#define SDHCI_CTRL2_FLTCLKSEL(_x) ((_x) << 24) -#endif /* __ASSEMBLY__ */ +#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) + +int s5p_sdhci_init(u32 regbase, u32 max_clk, u32 min_clk, u32 quirks); + +static inline unsigned int s5p_mmc_init(int index, int bus_width) +{ + unsigned int base = samsung_get_base_mmc() + (0x10000 * index); + return s5p_sdhci_init(base, 52000000, 400000, index); +} #endif |