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spi-mpc52xx.c File Reference
#include <linux/module.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/of_platform.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/spi/spi.h>
#include <linux/io.h>
#include <linux/of_gpio.h>
#include <linux/slab.h>
#include <asm/time.h>
#include <asm/mpc52xx.h>

Go to the source code of this file.

Data Structures

struct  mpc52xx_spi
 

Macros

#define SPI_CTRL1   0x00
 
#define SPI_CTRL1_SPIE   (1 << 7)
 
#define SPI_CTRL1_SPE   (1 << 6)
 
#define SPI_CTRL1_MSTR   (1 << 4)
 
#define SPI_CTRL1_CPOL   (1 << 3)
 
#define SPI_CTRL1_CPHA   (1 << 2)
 
#define SPI_CTRL1_SSOE   (1 << 1)
 
#define SPI_CTRL1_LSBFE   (1 << 0)
 
#define SPI_CTRL2   0x01
 
#define SPI_BRR   0x04
 
#define SPI_STATUS   0x05
 
#define SPI_STATUS_SPIF   (1 << 7)
 
#define SPI_STATUS_WCOL   (1 << 6)
 
#define SPI_STATUS_MODF   (1 << 4)
 
#define SPI_DATA   0x09
 
#define SPI_PORTDATA   0x0d
 
#define SPI_DATADIR   0x10
 
#define FSM_STOP   0 /* Nothing more for the state machine to */
 
#define FSM_POLL   1 /* need to poll for completion, an IRQ is */
 
#define FSM_CONTINUE   2 /* Keep iterating the state machine */
 

Functions

 MODULE_AUTHOR ("Grant Likely <grant.likely@secretlab.ca>")
 
 MODULE_DESCRIPTION ("MPC52xx SPI (non-PSC) Driver")
 
 MODULE_LICENSE ("GPL")
 
 MODULE_DEVICE_TABLE (of, mpc52xx_spi_match)
 
 module_platform_driver (mpc52xx_spi_of_driver)
 

Macro Definition Documentation

#define FSM_CONTINUE   2 /* Keep iterating the state machine */

Definition at line 59 of file spi-mpc52xx.c.

#define FSM_POLL   1 /* need to poll for completion, an IRQ is */

Definition at line 57 of file spi-mpc52xx.c.

#define FSM_STOP   0 /* Nothing more for the state machine to */

Definition at line 54 of file spi-mpc52xx.c.

#define SPI_BRR   0x04

Definition at line 42 of file spi-mpc52xx.c.

#define SPI_CTRL1   0x00

Definition at line 32 of file spi-mpc52xx.c.

#define SPI_CTRL1_CPHA   (1 << 2)

Definition at line 37 of file spi-mpc52xx.c.

#define SPI_CTRL1_CPOL   (1 << 3)

Definition at line 36 of file spi-mpc52xx.c.

#define SPI_CTRL1_LSBFE   (1 << 0)

Definition at line 39 of file spi-mpc52xx.c.

#define SPI_CTRL1_MSTR   (1 << 4)

Definition at line 35 of file spi-mpc52xx.c.

#define SPI_CTRL1_SPE   (1 << 6)

Definition at line 34 of file spi-mpc52xx.c.

#define SPI_CTRL1_SPIE   (1 << 7)

Definition at line 33 of file spi-mpc52xx.c.

#define SPI_CTRL1_SSOE   (1 << 1)

Definition at line 38 of file spi-mpc52xx.c.

#define SPI_CTRL2   0x01

Definition at line 41 of file spi-mpc52xx.c.

#define SPI_DATA   0x09

Definition at line 49 of file spi-mpc52xx.c.

#define SPI_DATADIR   0x10

Definition at line 51 of file spi-mpc52xx.c.

#define SPI_PORTDATA   0x0d

Definition at line 50 of file spi-mpc52xx.c.

#define SPI_STATUS   0x05

Definition at line 44 of file spi-mpc52xx.c.

#define SPI_STATUS_MODF   (1 << 4)

Definition at line 47 of file spi-mpc52xx.c.

#define SPI_STATUS_SPIF   (1 << 7)

Definition at line 45 of file spi-mpc52xx.c.

#define SPI_STATUS_WCOL   (1 << 6)

Definition at line 46 of file spi-mpc52xx.c.

Function Documentation

MODULE_AUTHOR ( "Grant Likely <grant.likely@secretlab.ca>"  )
MODULE_DESCRIPTION ( "MPC52xx SPI (non-PSC) Driver"  )
MODULE_DEVICE_TABLE ( of  ,
mpc52xx_spi_match   
)
MODULE_LICENSE ( "GPL"  )
module_platform_driver ( mpc52xx_spi_of_driver  )