[net-next-2.6.git] / drivers / net / fsl_pq_mdio.h

/*
 * Freescale PowerQUICC MDIO Driver -- MII Management Bus Implementation
 * Driver for the MDIO bus controller on Freescale PowerQUICC processors
 *
 * Author: Andy Fleming
 * Modifier: Sandeep Gopalpet
 *
 * Copyright 2002-2004, 2008-2009 Freescale Semiconductor, Inc.
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 *
 */
#ifndef __FSL_PQ_MDIO_H
#define __FSL_PQ_MDIO_H

#define MIIMIND_BUSY            0x00000001
#define MIIMIND_NOTVALID        0x00000004
#define MIIMCFG_INIT_VALUE	0x00000007
#define MIIMCFG_RESET           0x80000000

#define MII_READ_COMMAND       0x00000001

struct fsl_pq_mdio {
	u8 res1[16];
	u32 ieventm;	/* MDIO Interrupt event register (for etsec2)*/
	u32 imaskm;	/* MDIO Interrupt mask register (for etsec2)*/
	u8 res2[4];
	u32 emapm;	/* MDIO Event mapping register (for etsec2)*/
	u8 res3[1280];
	u32 miimcfg;		/* MII management configuration reg */
	u32 miimcom;		/* MII management command reg */
	u32 miimadd;		/* MII management address reg */
	u32 miimcon;		/* MII management control reg */
	u32 miimstat;		/* MII management status reg */
	u32 miimind;		/* MII management indication reg */
	u8 reserved[28];	/* Space holder */
	u32 utbipar;		/* TBI phy address reg (only on UCC) */
	u8 res4[2728];
} __packed;

int fsl_pq_mdio_read(struct mii_bus *bus, int mii_id, int regnum);
int fsl_pq_mdio_write(struct mii_bus *bus, int mii_id, int regnum, u16 value);
int fsl_pq_local_mdio_write(struct fsl_pq_mdio __iomem *regs, int mii_id,
			  int regnum, u16 value);
int fsl_pq_local_mdio_read(struct fsl_pq_mdio __iomem *regs, int mii_id, int regnum);
int __init fsl_pq_mdio_init(void);
void fsl_pq_mdio_exit(void);
void fsl_pq_mdio_bus_name(char *name, struct device_node *np);
#endif /* FSL_PQ_MDIO_H */
Commit	Line	Data
1577ecef AF	1	/*
	2	* Freescale PowerQUICC MDIO Driver -- MII Management Bus Implementation
	3	* Driver for the MDIO bus controller on Freescale PowerQUICC processors
	4	*
	5	* Author: Andy Fleming
1d2397d7	6	* Modifier: Sandeep Gopalpet
1577ecef	7	*
1d2397d7	8	* Copyright 2002-2004, 2008-2009 Freescale Semiconductor, Inc.
1577ecef AF	9	*
	10	* This program is free software; you can redistribute it and/or modify it
	11	* under the terms of the GNU General Public License as published by the
	12	* Free Software Foundation; either version 2 of the License, or (at your
	13	* option) any later version.
	14	*
	15	*/
	16	#ifndef __FSL_PQ_MDIO_H
	17	#define __FSL_PQ_MDIO_H
	18
	19	#define MIIMIND_BUSY 0x00000001
	20	#define MIIMIND_NOTVALID 0x00000004
	21	#define MIIMCFG_INIT_VALUE 0x00000007
	22	#define MIIMCFG_RESET 0x80000000
	23
	24	#define MII_READ_COMMAND 0x00000001
	25
	26	struct fsl_pq_mdio {
1d2397d7 SG	27	u8 res1[16];
	28	u32 ieventm; /* MDIO Interrupt event register (for etsec2)*/
	29	u32 imaskm; /* MDIO Interrupt mask register (for etsec2)*/
	30	u8 res2[4];
	31	u32 emapm; /* MDIO Event mapping register (for etsec2)*/
	32	u8 res3[1280];
1577ecef AF	33	u32 miimcfg; /* MII management configuration reg */
	34	u32 miimcom; /* MII management command reg */
	35	u32 miimadd; /* MII management address reg */
	36	u32 miimcon; /* MII management control reg */
	37	u32 miimstat; /* MII management status reg */
	38	u32 miimind; /* MII management indication reg */
	39	u8 reserved[28]; /* Space holder */
	40	u32 utbipar; /* TBI phy address reg (only on UCC) */
1d2397d7	41	u8 res4[2728];
ba2d3587	42	} __packed;
1577ecef	43
1577ecef AF	44	int fsl_pq_mdio_read(struct mii_bus *bus, int mii_id, int regnum);
	45	int fsl_pq_mdio_write(struct mii_bus *bus, int mii_id, int regnum, u16 value);
	46	int fsl_pq_local_mdio_write(struct fsl_pq_mdio __iomem *regs, int mii_id,
	47	int regnum, u16 value);
	48	int fsl_pq_local_mdio_read(struct fsl_pq_mdio __iomem *regs, int mii_id, int regnum);
	49	int __init fsl_pq_mdio_init(void);
	50	void fsl_pq_mdio_exit(void);
	51	void fsl_pq_mdio_bus_name(char name, struct device_node np);
	52	#endif /* FSL_PQ_MDIO_H */