au1xmmc.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <linux/dma-mapping.h>
#include <linux/scatterlist.h>
#include <linux/leds.h>
#include <linux/mmc/host.h>
#include <linux/slab.h>
#include <asm/io.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/au1xxx_dbdma.h>
#include <asm/mach-au1x00/au1100_mmc.h>

Go to the source code of this file.

Data Structures
struct	au1xmmc_host

Macros
#define	DRIVER_NAME   "au1xxx-mmc"
#define	DBG(fmt, idx, args...)   do {} while (0)
#define	AU1XMMC_DESCRIPTOR_COUNT   1
#define	AU1100_MMC_DESCRIPTOR_SIZE   0x0000ffff
#define	AU1200_MMC_DESCRIPTOR_SIZE   0x003fffff
#define	AU1XMMC_OCR
#define	STOP_CMD   (SD_CMD_RT_1B | SD_CMD_CT_7 | (0xC << SD_CMD_CI_SHIFT) | SD_CMD_GO)
#define	AU1XMMC_INTERRUPTS
#define	AU1XMMC_DETECT_TIMEOUT   (HZ/2)
#define	HOST_F_XMIT   0x0001
#define	HOST_F_RECV   0x0002
#define	HOST_F_DMA   0x0010
#define	HOST_F_DBDMA   0x0020
#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
#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)
#define	AU1XMMC_MAX_TRANSFER   8
#define	STATUS_TIMEOUT   (SD_STATUS_RAT | SD_STATUS_DT)
#define	STATUS_DATA_IN   (SD_STATUS_NE)
#define	STATUS_DATA_OUT   (SD_STATUS_TH)
#define	au1xmmc_suspend   NULL
#define	au1xmmc_resume   NULL

Functions
	module_init (au1xmmc_init)
	module_exit (au1xmmc_exit)
	MODULE_AUTHOR ("Advanced Micro Devices, Inc")
	MODULE_DESCRIPTION ("MMC/SD driver for the Alchemy Au1XXX")
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS ("platform:au1xxx-mmc")

Macro Definition Documentation

#define AU1100_MMC_DESCRIPTOR_SIZE   0x0000ffff

Definition at line 67 of file au1xmmc.c.

#define AU1200_MMC_DESCRIPTOR_SIZE   0x003fffff

Definition at line 68 of file au1xmmc.c.

#define AU1XMMC_DESCRIPTOR_COUNT   1

Definition at line 64 of file au1xmmc.c.

#define AU1XMMC_DETECT_TIMEOUT   (HZ/2)

Definition at line 86 of file au1xmmc.c.

#define AU1XMMC_INTERRUPTS

Value:

(SD_CONFIG_SC | SD_CONFIG_DT | SD_CONFIG_RAT |  \
     SD_CONFIG_CR | SD_CONFIG_I)

Definition at line 81 of file au1xmmc.c.

#define AU1XMMC_MAX_TRANSFER   8

Definition at line 387 of file au1xmmc.c.

#define AU1XMMC_OCR

Value:

(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)

Definition at line 70 of file au1xmmc.c.

#define au1xmmc_resume   NULL

Definition at line 1186 of file au1xmmc.c.

#define au1xmmc_suspend   NULL

Definition at line 1185 of file au1xmmc.c.

#define DBG	(		fmt,
			idx,
			args...
	)		do {} while (0)

Definition at line 60 of file au1xmmc.c.

#define DMA_CHANNEL

(

h

)

(((h)->flags & HOST_F_XMIT) ? (h)->tx_chan : (h)->rx_chan)

Definition at line 149 of file au1xmmc.c.

#define DRIVER_NAME   "au1xxx-mmc"

Definition at line 51 of file au1xmmc.c.

#define HOST_BLKSIZE

(

h

)

((h)->iobase + SD_BLKSIZE)

Definition at line 143 of file au1xmmc.c.

#define HOST_CMD

(

h

)

((h)->iobase + SD_CMD)

Definition at line 144 of file au1xmmc.c.

#define HOST_CMDARG

(

h

)

((h)->iobase + SD_CMDARG)

Definition at line 142 of file au1xmmc.c.

#define HOST_CONFIG

(

h

)

((h)->iobase + SD_CONFIG)

Definition at line 138 of file au1xmmc.c.

#define HOST_CONFIG2

(

h

)

((h)->iobase + SD_CONFIG2)

Definition at line 145 of file au1xmmc.c.

#define HOST_DEBUG

(

h

)

((h)->iobase + SD_DEBUG)

Definition at line 147 of file au1xmmc.c.

#define HOST_ENABLE

(

h

)

((h)->iobase + SD_ENABLE)

Definition at line 139 of file au1xmmc.c.

#define HOST_F_ACTIVE   0x0100

Definition at line 128 of file au1xmmc.c.

#define HOST_F_DBDMA   0x0020

Definition at line 127 of file au1xmmc.c.

#define HOST_F_DMA   0x0010

Definition at line 126 of file au1xmmc.c.

#define HOST_F_RECV   0x0002

Definition at line 125 of file au1xmmc.c.

#define HOST_F_STOP   0x1000

Definition at line 129 of file au1xmmc.c.

#define HOST_F_XMIT   0x0001

Definition at line 124 of file au1xmmc.c.

#define HOST_RXPORT

(

h

)

((h)->iobase + SD_RXPORT)

Definition at line 141 of file au1xmmc.c.

#define HOST_S_CMD   0x0002

Definition at line 132 of file au1xmmc.c.

#define HOST_S_DATA   0x0003

Definition at line 133 of file au1xmmc.c.

#define HOST_S_IDLE   0x0001

Definition at line 131 of file au1xmmc.c.

#define HOST_S_STOP   0x0004

Definition at line 134 of file au1xmmc.c.

#define HOST_STATUS

(

h

)

((h)->iobase + SD_STATUS)

Definition at line 137 of file au1xmmc.c.

#define HOST_TIMEOUT

(

h

)

((h)->iobase + SD_TIMEOUT)

Definition at line 146 of file au1xmmc.c.

#define HOST_TXPORT

(

h

)

((h)->iobase + SD_TXPORT)

Definition at line 140 of file au1xmmc.c.

#define STATUS_DATA_IN   (SD_STATUS_NE)

Definition at line 788 of file au1xmmc.c.

#define STATUS_DATA_OUT   (SD_STATUS_TH)

Definition at line 789 of file au1xmmc.c.

#define STATUS_TIMEOUT   (SD_STATUS_RAT | SD_STATUS_DT)

Definition at line 787 of file au1xmmc.c.

#define STOP_CMD   (SD_CMD_RT_1B | SD_CMD_CT_7 | (0xC << SD_CMD_CI_SHIFT) | SD_CMD_GO)

Definition at line 77 of file au1xmmc.c.

Function Documentation

MODULE_ALIAS

(

"platform:au1xxx-mmc"

)

MODULE_AUTHOR	(	"Advanced Micro	Devices,
		Inc"
	)

MODULE_DESCRIPTION

(

"MMC/SD driver for the Alchemy Au1XXX"

)

module_exit

(

au1xmmc_exit

)

module_init

(

au1xmmc_init

)

MODULE_LICENSE

(

"GPL"

)