diff options
Diffstat (limited to 'drivers/mmc/host/atmel-mci-regs.h')
| -rw-r--r-- | drivers/mmc/host/atmel-mci-regs.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/mmc/host/atmel-mci-regs.h b/drivers/mmc/host/atmel-mci-regs.h index b58364ed6bb..fc8a0fe7c5c 100644 --- a/drivers/mmc/host/atmel-mci-regs.h +++ b/drivers/mmc/host/atmel-mci-regs.h @@ -7,6 +7,12 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ + +/* + * Superset of MCI IP registers integrated in Atmel AVR32 and AT91 Processors + * Registers and bitfields marked with [2] are only available in MCI2 + */ + #ifndef __DRIVERS_MMC_ATMEL_MCI_H__ #define __DRIVERS_MMC_ATMEL_MCI_H__ @@ -14,11 +20,17 @@ #define MCI_CR 0x0000 /* Control */ # define MCI_CR_MCIEN ( 1 << 0) /* MCI Enable */ # define MCI_CR_MCIDIS ( 1 << 1) /* MCI Disable */ +# define MCI_CR_PWSEN ( 1 << 2) /* Power Save Enable */ +# define MCI_CR_PWSDIS ( 1 << 3) /* Power Save Disable */ # define MCI_CR_SWRST ( 1 << 7) /* Software Reset */ #define MCI_MR 0x0004 /* Mode */ # define MCI_MR_CLKDIV(x) ((x) << 0) /* Clock Divider */ +# define MCI_MR_PWSDIV(x) ((x) << 8) /* Power Saving Divider */ # define MCI_MR_RDPROOF ( 1 << 11) /* Read Proof */ # define MCI_MR_WRPROOF ( 1 << 12) /* Write Proof */ +# define MCI_MR_PDCFBYTE ( 1 << 13) /* Force Byte Transfer */ +# define MCI_MR_PDCPADV ( 1 << 14) /* Padding Value */ +# define MCI_MR_PDCMODE ( 1 << 15) /* PDC-oriented Mode */ #define MCI_DTOR 0x0008 /* Data Timeout */ # define MCI_DTOCYC(x) ((x) << 0) /* Data Timeout Cycles */ # define MCI_DTOMUL(x) ((x) << 4) /* Data Timeout Multiplier */ @@ -28,6 +40,7 @@ # define MCI_SDCSEL_MASK ( 3 << 0) # define MCI_SDCBUS_1BIT ( 0 << 6) /* 1-bit data bus */ # define MCI_SDCBUS_4BIT ( 2 << 6) /* 4-bit data bus */ +# define MCI_SDCBUS_8BIT ( 3 << 6) /* 8-bit data bus[2] */ # define MCI_SDCBUS_MASK ( 3 << 6) #define MCI_ARGR 0x0010 /* Command Argument */ #define MCI_CMDR 0x0014 /* Command */ @@ -56,6 +69,9 @@ #define MCI_BLKR 0x0018 /* Block */ # define MCI_BCNT(x) ((x) << 0) /* Data Block Count */ # define MCI_BLKLEN(x) ((x) << 16) /* Data Block Length */ +#define MCI_CSTOR 0x001c /* Completion Signal Timeout[2] */ +# define MCI_CSTOCYC(x) ((x) << 0) /* CST cycles */ +# define MCI_CSTOMUL(x) ((x) << 4) /* CST multiplier */ #define MCI_RSPR 0x0020 /* Response 0 */ #define MCI_RSPR1 0x0024 /* Response 1 */ #define MCI_RSPR2 0x0028 /* Response 2 */ @@ -83,7 +99,24 @@ # define MCI_DTOE ( 1 << 22) /* Data Time-Out Error */ # define MCI_OVRE ( 1 << 30) /* RX Overrun Error */ # define MCI_UNRE ( 1 << 31) /* TX Underrun Error */ +#define MCI_DMA 0x0050 /* DMA Configuration[2] */ +# define MCI_DMA_OFFSET(x) ((x) << 0) /* DMA Write Buffer Offset */ +# define MCI_DMA_CHKSIZE(x) ((x) << 4) /* DMA Channel Read and Write Chunk Size */ +# define MCI_DMAEN ( 1 << 8) /* DMA Hardware Handshaking Enable */ +#define MCI_CFG 0x0054 /* Configuration[2] */ +# define MCI_CFG_FIFOMODE_1DATA ( 1 << 0) /* MCI Internal FIFO control mode */ +# define MCI_CFG_FERRCTRL_COR ( 1 << 4) /* Flow Error flag reset control mode */ +# define MCI_CFG_HSMODE ( 1 << 8) /* High Speed Mode */ +# define MCI_CFG_LSYNC ( 1 << 12) /* Synchronize on the last block */ +#define MCI_WPMR 0x00e4 /* Write Protection Mode[2] */ +# define MCI_WP_EN ( 1 << 0) /* WP Enable */ +# define MCI_WP_KEY (0x4d4349 << 8) /* WP Key */ +#define MCI_WPSR 0x00e8 /* Write Protection Status[2] */ +# define MCI_GET_WP_VS(x) ((x) & 0x0f) +# define MCI_GET_WP_VSRC(x) (((x) >> 8) & 0xffff) +#define MCI_FIFO_APERTURE 0x0200 /* FIFO Aperture[2] */ +/* This is not including the FIFO Aperture on MCI2 */ #define MCI_REGS_SIZE 0x100 /* Register access macros */ |