pata_mpc52xx.c File Reference

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/gfp.h>
#include <linux/delay.h>
#include <linux/libata.h>
#include <linux/of_platform.h>
#include <linux/types.h>
#include <asm/cacheflush.h>
#include <asm/prom.h>
#include <asm/mpc52xx.h>
#include <sysdev/bestcomm/bestcomm.h>
#include <sysdev/bestcomm/bestcomm_priv.h>
#include <sysdev/bestcomm/ata.h>

Go to the source code of this file.

Data Structures
struct	mpc52xx_ata_timings
struct	mpc52xx_ata_priv
struct	mdmaspec
struct	udmaspec
struct	mpc52xx_ata

Macros
#define	DRV_NAME   "mpc52xx_ata"
#define	CALC_CLKCYC(c, v)   ((((v)+(c)-1)/(c)))
#define	MPC52xx_ATA_HOSTCONF_SMR   0x80000000UL /* State machine reset */
#define	MPC52xx_ATA_HOSTCONF_FR   0x40000000UL /* FIFO Reset */
#define	MPC52xx_ATA_HOSTCONF_IE   0x02000000UL /* Enable interrupt in PIO */
#define	MPC52xx_ATA_HOSTCONF_IORDY   0x01000000UL /* Drive supports IORDY protocol */
#define	MPC52xx_ATA_HOSTSTAT_TIP   0x80000000UL /* Transaction in progress */
#define	MPC52xx_ATA_HOSTSTAT_UREP   0x40000000UL /* UDMA Read Extended Pause */
#define	MPC52xx_ATA_HOSTSTAT_RERR   0x02000000UL /* Read Error */
#define	MPC52xx_ATA_HOSTSTAT_WERR   0x01000000UL /* Write Error */
#define	MPC52xx_ATA_FIFOSTAT_EMPTY   0x01 /* FIFO Empty */
#define	MPC52xx_ATA_FIFOSTAT_ERROR   0x40 /* FIFO Error */
#define	MPC52xx_ATA_DMAMODE_WRITE   0x01 /* Write DMA */
#define	MPC52xx_ATA_DMAMODE_READ   0x02 /* Read DMA */
#define	MPC52xx_ATA_DMAMODE_UDMA   0x04 /* UDMA enabled */
#define	MPC52xx_ATA_DMAMODE_IE   0x08 /* Enable drive interrupt to CPU in DMA mode */
#define	MPC52xx_ATA_DMAMODE_FE   0x10 /* FIFO Flush enable in Rx mode */
#define	MPC52xx_ATA_DMAMODE_FR   0x20 /* FIFO Reset */
#define	MPC52xx_ATA_DMAMODE_HUT   0x40 /* Host UDMA burst terminate */
#define	MAX_DMA_BUFFERS   128
#define	MAX_DMA_BUFFER_SIZE   0x20000u

Functions
	module_platform_driver (mpc52xx_ata_of_platform_driver)
	MODULE_AUTHOR ("Sylvain Munaut <tnt@246tNt.com>")
	MODULE_DESCRIPTION ("Freescale MPC52xx IDE/ATA libata driver")
	MODULE_LICENSE ("GPL")
	MODULE_DEVICE_TABLE (of, mpc52xx_ata_of_match)

Macro Definition Documentation

#define CALC_CLKCYC	(		c,
			v
	)		((((v)+(c)-1)/(c)))

Definition at line 75 of file pata_mpc52xx.c.

#define DRV_NAME   "mpc52xx_ata"

Definition at line 33 of file pata_mpc52xx.c.

#define MAX_DMA_BUFFER_SIZE   0x20000u

Definition at line 202 of file pata_mpc52xx.c.

#define MAX_DMA_BUFFERS   128

Definition at line 201 of file pata_mpc52xx.c.

#define MPC52xx_ATA_DMAMODE_FE   0x10 /* FIFO Flush enable in Rx mode */

Definition at line 197 of file pata_mpc52xx.c.

#define MPC52xx_ATA_DMAMODE_FR   0x20 /* FIFO Reset */

Definition at line 198 of file pata_mpc52xx.c.

#define MPC52xx_ATA_DMAMODE_HUT   0x40 /* Host UDMA burst terminate */

Definition at line 199 of file pata_mpc52xx.c.

#define MPC52xx_ATA_DMAMODE_IE   0x08 /* Enable drive interrupt to CPU in DMA mode */

Definition at line 196 of file pata_mpc52xx.c.

#define MPC52xx_ATA_DMAMODE_READ   0x02 /* Read DMA */

Definition at line 194 of file pata_mpc52xx.c.

#define MPC52xx_ATA_DMAMODE_UDMA   0x04 /* UDMA enabled */

Definition at line 195 of file pata_mpc52xx.c.

#define MPC52xx_ATA_DMAMODE_WRITE   0x01 /* Write DMA */

Definition at line 193 of file pata_mpc52xx.c.

#define MPC52xx_ATA_FIFOSTAT_EMPTY   0x01 /* FIFO Empty */

Definition at line 190 of file pata_mpc52xx.c.

#define MPC52xx_ATA_FIFOSTAT_ERROR   0x40 /* FIFO Error */

Definition at line 191 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTCONF_FR   0x40000000UL /* FIFO Reset */

Definition at line 181 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTCONF_IE   0x02000000UL /* Enable interrupt in PIO */

Definition at line 182 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTCONF_IORDY   0x01000000UL /* Drive supports IORDY protocol */

Definition at line 183 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTCONF_SMR   0x80000000UL /* State machine reset */

Definition at line 180 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTSTAT_RERR   0x02000000UL /* Read Error */

Definition at line 187 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTSTAT_TIP   0x80000000UL /* Transaction in progress */

Definition at line 185 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTSTAT_UREP   0x40000000UL /* UDMA Read Extended Pause */

Definition at line 186 of file pata_mpc52xx.c.

#define MPC52xx_ATA_HOSTSTAT_WERR   0x01000000UL /* Write Error */

Definition at line 188 of file pata_mpc52xx.c.

Function Documentation

MODULE_AUTHOR

(

"Sylvain Munaut <tnt@246tNt.com>"

)

MODULE_DESCRIPTION

(

"Freescale MPC52xx IDE/ATA libata driver"

)

MODULE_DEVICE_TABLE	(	of	,
		mpc52xx_ata_of_match
	)

MODULE_LICENSE

(

"GPL"

)

module_platform_driver

(

mpc52xx_ata_of_platform_driver

)