spi-falcon.c File Reference

#include <linux/module.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/delay.h>
#include <linux/workqueue.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <lantiq_soc.h>

Go to the source code of this file.

Data Structures
struct	falcon_sflash

Macros
#define	DRV_NAME   "sflash-falcon"
#define	FALCON_SPI_XFER_BEGIN   (1 << 0)
#define	FALCON_SPI_XFER_END   (1 << 1)
#define	BUSRCON0   0x00000010
#define	BUSWCON0   0x00000018
#define	SFCON   0x00000080
#define	SFTIME   0x00000084
#define	SFSTAT   0x00000088
#define	SFCMD   0x0000008C
#define	SFADDR   0x00000090
#define	SFDATA   0x00000094
#define	SFIO   0x00000098
#define	EBUCC   0x000000C4
#define	SFCMD_DUMLEN_OFFSET   16
#define	SFCMD_DUMLEN_MASK   0x000F0000
#define	SFCMD_CS_OFFSET   24
#define	SFCMD_CS_MASK   0x07000000
#define	SFCMD_ALEN_OFFSET   20
#define	SFCMD_ALEN_MASK   0x00700000
#define	SFTIME_SCKR_POS_OFFSET   8
#define	SFTIME_SCKR_POS_MASK   0x00000F00
#define	SFTIME_SCK_PER_OFFSET   0
#define	SFTIME_SCK_PER_MASK   0x0000000F
#define	SFTIME_SCKF_POS_OFFSET   12
#define	SFTIME_SCKF_POS_MASK   0x0000F000
#define	SFCON_DEV_SIZE_A23_0   0x03000000
#define	SFCON_DEV_SIZE_MASK   0x0F000000
#define	SFTIME_RD_POS_MASK   0x000F0000
#define	SFIO_UNUSED_WD_MASK   0x0000000F
#define	SFCMD_OPC_MASK   0x000000FF
#define	SFCMD_DIR_WRITE   0x00000100
#define	SFCMD_DLEN_OFFSET   9
#define	SFSTAT_CMD_ERR   0x20000000
#define	SFSTAT_CMD_PEND   0x00400000
#define	EBUCC_EBUDIV_SELF100   0x00000001
#define	BUSRCON0_AGEN_SERIAL_FLASH   0xF0000000
#define	BUSRCON0_PORTW_8_BIT_MUX   0x00000000
#define	BUSWCON0_AGEN_SERIAL_FLASH   0xF0000000
#define	SFCMD_KEEP_CS_KEEP_SELECTED   0x00008000
#define	CLOCK_100M   100000000
#define	CLOCK_50M   50000000

Functions
int	falcon_sflash_xfer (struct spi_device *spi, struct spi_transfer *t, unsigned long flags)
	MODULE_DEVICE_TABLE (of, falcon_sflash_match)
	module_platform_driver (falcon_sflash_driver)
	MODULE_LICENSE ("GPL")
	MODULE_DESCRIPTION ("Lantiq Falcon SPI/SFLASH controller driver")

Macro Definition Documentation

#define BUSRCON0   0x00000010

Definition at line 26 of file spi-falcon.c.

#define BUSRCON0_AGEN_SERIAL_FLASH   0xF0000000

Definition at line 84 of file spi-falcon.c.

#define BUSRCON0_PORTW_8_BIT_MUX   0x00000000

Definition at line 86 of file spi-falcon.c.

#define BUSWCON0   0x00000018

Definition at line 28 of file spi-falcon.c.

#define BUSWCON0_AGEN_SERIAL_FLASH   0xF0000000

Definition at line 88 of file spi-falcon.c.

#define CLOCK_100M   100000000

Definition at line 92 of file spi-falcon.c.

#define CLOCK_50M   50000000

Definition at line 93 of file spi-falcon.c.

#define DRV_NAME   "sflash-falcon"

Definition at line 20 of file spi-falcon.c.

#define EBUCC   0x000000C4

Definition at line 44 of file spi-falcon.c.

#define EBUCC_EBUDIV_SELF100   0x00000001

Definition at line 82 of file spi-falcon.c.

#define FALCON_SPI_XFER_BEGIN   (1 << 0)

Definition at line 22 of file spi-falcon.c.

#define FALCON_SPI_XFER_END   (1 << 1)

Definition at line 23 of file spi-falcon.c.

#define SFADDR   0x00000090

Definition at line 38 of file spi-falcon.c.

#define SFCMD   0x0000008C

Definition at line 36 of file spi-falcon.c.

#define SFCMD_ALEN_MASK   0x00700000

Definition at line 54 of file spi-falcon.c.

#define SFCMD_ALEN_OFFSET   20

Definition at line 53 of file spi-falcon.c.

#define SFCMD_CS_MASK   0x07000000

Definition at line 51 of file spi-falcon.c.

#define SFCMD_CS_OFFSET   24

Definition at line 50 of file spi-falcon.c.

#define SFCMD_DIR_WRITE   0x00000100

Definition at line 74 of file spi-falcon.c.

#define SFCMD_DLEN_OFFSET   9

Definition at line 76 of file spi-falcon.c.

#define SFCMD_DUMLEN_MASK   0x000F0000

Definition at line 48 of file spi-falcon.c.

#define SFCMD_DUMLEN_OFFSET   16

Definition at line 47 of file spi-falcon.c.

#define SFCMD_KEEP_CS_KEEP_SELECTED   0x00008000

Definition at line 90 of file spi-falcon.c.

#define SFCMD_OPC_MASK   0x000000FF

Definition at line 72 of file spi-falcon.c.

#define SFCON   0x00000080

Definition at line 30 of file spi-falcon.c.

#define SFCON_DEV_SIZE_A23_0   0x03000000

Definition at line 65 of file spi-falcon.c.

#define SFCON_DEV_SIZE_MASK   0x0F000000

Definition at line 66 of file spi-falcon.c.

#define SFDATA   0x00000094

Definition at line 40 of file spi-falcon.c.

#define SFIO   0x00000098

Definition at line 42 of file spi-falcon.c.

#define SFIO_UNUSED_WD_MASK   0x0000000F

Definition at line 70 of file spi-falcon.c.

#define SFSTAT   0x00000088

Definition at line 34 of file spi-falcon.c.

#define SFSTAT_CMD_ERR   0x20000000

Definition at line 78 of file spi-falcon.c.

#define SFSTAT_CMD_PEND   0x00400000

Definition at line 80 of file spi-falcon.c.

#define SFTIME   0x00000084

Definition at line 32 of file spi-falcon.c.

#define SFTIME_RD_POS_MASK   0x000F0000

Definition at line 68 of file spi-falcon.c.

#define SFTIME_SCK_PER_MASK   0x0000000F

Definition at line 60 of file spi-falcon.c.

#define SFTIME_SCK_PER_OFFSET   0

Definition at line 59 of file spi-falcon.c.

#define SFTIME_SCKF_POS_MASK   0x0000F000

Definition at line 63 of file spi-falcon.c.

#define SFTIME_SCKF_POS_OFFSET   12

Definition at line 62 of file spi-falcon.c.

#define SFTIME_SCKR_POS_MASK   0x00000F00

Definition at line 57 of file spi-falcon.c.

#define SFTIME_SCKR_POS_OFFSET   8

Definition at line 56 of file spi-falcon.c.

Function Documentation

int falcon_sflash_xfer	(	struct spi_device *	spi,
		struct spi_transfer *	t,
		unsigned long	flags
	)

Definition at line 100 of file spi-falcon.c.

MODULE_DESCRIPTION

(

"Lantiq Falcon SPI/SFLASH controller driver"

)

MODULE_DEVICE_TABLE	(	of	,
		falcon_sflash_match
	)

MODULE_LICENSE

(

"GPL"

)

module_platform_driver

(

falcon_sflash_driver

)