#ifndef _AU1XMMC_H_#define _AU1XMMC_H_/* Hardware definitions */#define AU1XMMC_DESCRIPTOR_COUNT 1#define AU1XMMC_DESCRIPTOR_SIZE  2048#define AU1XMMC_OCR ( MMC_VDD_27_28 | MMC_VDD_28_29 | MMC_VDD_29_30  | \		      MMC_VDD_30_31 | MMC_VDD_31_32 | MMC_VDD_32_33  | \		      MMC_VDD_33_34 | MMC_VDD_34_35 | MMC_VDD_35_36)/* Easy access macros */#define HOST_STATUS(h)	((h)->iobase + SD_STATUS)#define HOST_CONFIG(h)	((h)->iobase + SD_CONFIG)#define HOST_ENABLE(h)	((h)->iobase + SD_ENABLE)#define HOST_TXPORT(h)	((h)->iobase + SD_TXPORT)#define HOST_RXPORT(h)	((h)->iobase + SD_RXPORT)#define HOST_CMDARG(h)	((h)->iobase + SD_CMDARG)#define HOST_BLKSIZE(h)	((h)->iobase + SD_BLKSIZE)#define HOST_CMD(h)	((h)->iobase + SD_CMD)#define HOST_CONFIG2(h)	((h)->iobase + SD_CONFIG2)#define HOST_TIMEOUT(h)	((h)->iobase + SD_TIMEOUT)#define HOST_DEBUG(h)	((h)->iobase + SD_DEBUG)#define DMA_CHANNEL(h) \	( ((h)->flags & HOST_F_XMIT) ? (h)->tx_chan : (h)->rx_chan)/* This gives us a hard value for the stop command that we can write directly * to the command register */#define STOP_CMD (SD_CMD_RT_1B|SD_CMD_CT_7|(0xC << SD_CMD_CI_SHIFT)|SD_CMD_GO)/* This is the set of interrupts that we configure by default */#define AU1XMMC_INTERRUPTS (SD_CONFIG_SC | SD_CONFIG_DT | \		SD_CONFIG_RAT | SD_CONFIG_CR | SD_CONFIG_I)/* The poll event (looking for insert/remove events runs twice a second */#define AU1XMMC_DETECT_TIMEOUT (HZ/2)struct au1xmmc_host {  struct mmc_host *mmc;  struct mmc_request *mrq;  u32 id;  u32 flags;  u32 iobase;  u32 clock;  u32 bus_width;  u32 power_mode;  int status;   struct {	   int len;	   int dir;  } dma;   struct {	   int index;	   int offset;	   int len;  } pio;  u32 tx_chan;  u32 rx_chan;  struct timer_list timer;  struct tasklet_struct finish_task;  struct tasklet_struct data_task;  spinlock_t lock;};/* Status flags used by the host structure */#define HOST_F_XMIT   0x0001#define HOST_F_RECV   0x0002#define HOST_F_DMA    0x0010#define HOST_F_ACTIVE 0x0100#define HOST_F_STOP   0x1000#define HOST_S_IDLE   0x0001#define HOST_S_CMD    0x0002#define HOST_S_DATA   0x0003#define HOST_S_STOP   0x0004#endif