X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=include%2Ffsl_esdhc.h;h=b341e018f2a2475ff5b359a56c84242dab56e63e;hb=04e2cead60616a09ef5f45feae17c0aca0fa8b5f;hp=9814964937d83295c6e74c5936e75cc61b64d418;hpb=e7f9350525d73233d4eaf1793f8fe618e9fd4910;p=people%2Fms%2Fu-boot.git diff --git a/include/fsl_esdhc.h b/include/fsl_esdhc.h index 9814964937..b341e018f2 100644 --- a/include/fsl_esdhc.h +++ b/include/fsl_esdhc.h @@ -10,25 +10,38 @@ #ifndef __FSL_ESDHC_H__ #define __FSL_ESDHC_H__ -#include +#include +#include #include /* needed for the mmc_cfg definition */ #include +#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT +#include "../board/freescale/common/qixis.h" +#endif + /* FSL eSDHC-specific constants */ #define SYSCTL 0x0002e02c #define SYSCTL_INITA 0x08000000 #define SYSCTL_TIMEOUT_MASK 0x000f0000 #define SYSCTL_CLOCK_MASK 0x0000fff0 +#if !defined(CONFIG_FSL_USDHC) #define SYSCTL_CKEN 0x00000008 #define SYSCTL_PEREN 0x00000004 #define SYSCTL_HCKEN 0x00000002 #define SYSCTL_IPGEN 0x00000001 +#endif #define SYSCTL_RSTA 0x01000000 #define SYSCTL_RSTC 0x02000000 #define SYSCTL_RSTD 0x04000000 +#define VENDORSPEC_CKEN 0x00004000 +#define VENDORSPEC_PEREN 0x00002000 +#define VENDORSPEC_HCKEN 0x00001000 +#define VENDORSPEC_IPGEN 0x00000800 +#define VENDORSPEC_INIT 0x20007809 + #define IRQSTAT 0x0002e030 #define IRQSTAT_DMAE (0x10000000) #define IRQSTAT_AC12E (0x01000000) @@ -74,6 +87,9 @@ #define IRQSTATEN_TC (0x00000002) #define IRQSTATEN_CC (0x00000001) +#define ESDHCCTL 0x0002e40c +#define ESDHCCTL_PCS (0x00080000) + #define PRSSTAT 0x0002e024 #define PRSSTAT_DAT0 (0x01000000) #define PRSSTAT_CLSL (0x00800000) @@ -82,6 +98,7 @@ #define PRSSTAT_CINS (0x00010000) #define PRSSTAT_BREN (0x00000800) #define PRSSTAT_BWEN (0x00000400) +#define PRSSTAT_SDSTB (0X00000008) #define PRSSTAT_DLA (0x00000004) #define PRSSTAT_CICHB (0x00000002) #define PRSSTAT_CIDHB (0x00000001) @@ -108,12 +125,13 @@ #define XFERTYP_RSPTYP_48_BUSY 0x00030000 #define XFERTYP_MSBSEL 0x00000020 #define XFERTYP_DTDSEL 0x00000010 +#define XFERTYP_DDREN 0x00000008 #define XFERTYP_AC12EN 0x00000004 #define XFERTYP_BCEN 0x00000002 #define XFERTYP_DMAEN 0x00000001 #define CINS_TIMEOUT 1000 -#define PIO_TIMEOUT 100000 +#define PIO_TIMEOUT 500 #define DSADDR 0x2e004 @@ -154,15 +172,77 @@ #define ESDHC_HOSTCAPBLT_DMAS 0x00400000 #define ESDHC_HOSTCAPBLT_HSS 0x00200000 +#define ESDHC_VENDORSPEC_VSELECT 0x00000002 /* Use 1.8V */ + +/* Imported from Linux Kernel drivers/mmc/host/sdhci-esdhc-imx.c */ +#define MIX_CTRL_DDREN BIT(3) +#define MIX_CTRL_DTDSEL_READ BIT(4) +#define MIX_CTRL_AC23EN BIT(7) +#define MIX_CTRL_EXE_TUNE BIT(22) +#define MIX_CTRL_SMPCLK_SEL BIT(23) +#define MIX_CTRL_AUTO_TUNE_EN BIT(24) +#define MIX_CTRL_FBCLK_SEL BIT(25) +#define MIX_CTRL_HS400_EN BIT(26) +#define MIX_CTRL_HS400_ES BIT(27) +/* Bits 3 and 6 are not SDHCI standard definitions */ +#define MIX_CTRL_SDHCI_MASK 0xb7 +/* Tuning bits */ +#define MIX_CTRL_TUNING_MASK 0x03c00000 + +/* strobe dll register */ +#define ESDHC_STROBE_DLL_CTRL 0x70 +#define ESDHC_STROBE_DLL_CTRL_ENABLE BIT(0) +#define ESDHC_STROBE_DLL_CTRL_RESET BIT(1) +#define ESDHC_STROBE_DLL_CTRL_SLV_DLY_TARGET_DEFAULT 0x7 +#define ESDHC_STROBE_DLL_CTRL_SLV_DLY_TARGET_SHIFT 3 + +#define ESDHC_STROBE_DLL_STATUS 0x74 +#define ESDHC_STROBE_DLL_STS_REF_LOCK BIT(1) +#define ESDHC_STROBE_DLL_STS_SLV_LOCK 0x1 +#define ESDHC_STROBE_DLL_CLK_FREQ 100000000 + +#define ESDHC_STD_TUNING_EN BIT(24) +/* NOTE: the minimum valid tuning start tap for mx6sl is 1 */ +#define ESDHC_TUNING_START_TAP_DEFAULT 0x1 +#define ESDHC_TUNING_START_TAP_MASK 0xff +#define ESDHC_TUNING_STEP_MASK 0x00070000 +#define ESDHC_TUNING_STEP_SHIFT 16 + +#define ESDHC_FLAG_MULTIBLK_NO_INT BIT(1) +#define ESDHC_FLAG_ENGCM07207 BIT(2) +#define ESDHC_FLAG_USDHC BIT(3) +#define ESDHC_FLAG_MAN_TUNING BIT(4) +#define ESDHC_FLAG_STD_TUNING BIT(5) +#define ESDHC_FLAG_HAVE_CAP1 BIT(6) +#define ESDHC_FLAG_ERR004536 BIT(7) +#define ESDHC_FLAG_HS200 BIT(8) +#define ESDHC_FLAG_HS400 BIT(9) +#define ESDHC_FLAG_ERR010450 BIT(10) +#define ESDHC_FLAG_HS400_ES BIT(11) + struct fsl_esdhc_cfg { - u32 esdhc_base; + phys_addr_t esdhc_base; u32 sdhc_clk; u8 max_bus_width; + int wp_enable; + int vs18_enable; /* Use 1.8V if set to 1 */ struct mmc_config cfg; }; /* Select the correct accessors depending on endianess */ -#if __BYTE_ORDER == __LITTLE_ENDIAN +#if defined CONFIG_SYS_FSL_ESDHC_LE +#define esdhc_read32 in_le32 +#define esdhc_write32 out_le32 +#define esdhc_clrsetbits32 clrsetbits_le32 +#define esdhc_clrbits32 clrbits_le32 +#define esdhc_setbits32 setbits_le32 +#elif defined(CONFIG_SYS_FSL_ESDHC_BE) +#define esdhc_read32 in_be32 +#define esdhc_write32 out_be32 +#define esdhc_clrsetbits32 clrsetbits_be32 +#define esdhc_clrbits32 clrbits_be32 +#define esdhc_setbits32 setbits_be32 +#elif __BYTE_ORDER == __LITTLE_ENDIAN #define esdhc_read32 in_le32 #define esdhc_write32 out_le32 #define esdhc_clrsetbits32 clrsetbits_le32