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/* SPDX-License-Identifier: GPL-2.0 OR IBM-pibs */
/*
* Additions (C) Copyright 2009 Industrie Dial Face S.p.A.
*/
/*----------------------------------------------------------------------------+
|
| File Name: miiphy.h
|
| Function: Include file defining PHY registers.
|
| Author: Mark Wisner
|
+----------------------------------------------------------------------------*/
#ifndef _miiphy_h_
#define _miiphy_h_
#include <common.h>
#include <linux/mii.h>
#include <linux/list.h>
#include <net.h>
#include <phy.h>
int miiphy_read(const char *devname, unsigned char addr, unsigned char reg,
unsigned short *value);
int miiphy_write(const char *devname, unsigned char addr, unsigned char reg,
unsigned short value);
int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui,
unsigned char *model, unsigned char *rev);
int miiphy_reset(const char *devname, unsigned char addr);
int miiphy_speed(const char *devname, unsigned char addr);
int miiphy_duplex(const char *devname, unsigned char addr);
int miiphy_is_1000base_x(const char *devname, unsigned char addr);
#ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
int miiphy_link(const char *devname, unsigned char addr);
#endif
void miiphy_init(void);
int miiphy_set_current_dev(const char *devname);
const char *miiphy_get_current_dev(void);
struct mii_dev *mdio_get_current_dev(void);
struct mii_dev *miiphy_get_dev_by_name(const char *devname);
struct phy_device *mdio_phydev_for_ethname(const char *devname);
void miiphy_listdev(void);
struct mii_dev *mdio_alloc(void);
void mdio_free(struct mii_dev *bus);
int mdio_register(struct mii_dev *bus);
/**
* mdio_register_seq - Register mdio bus with sequence number
* @bus: mii device structure
* @seq: sequence number
*
* Return: 0 if success, negative value if error
*/
int mdio_register_seq(struct mii_dev *bus, int seq);
int mdio_unregister(struct mii_dev *bus);
void mdio_list_devices(void);
#ifdef CONFIG_BITBANGMII
#define BB_MII_DEVNAME "bb_miiphy"
struct bb_miiphy_bus {
char name[16];
int (*init)(struct bb_miiphy_bus *bus);
int (*mdio_active)(struct bb_miiphy_bus *bus);
int (*mdio_tristate)(struct bb_miiphy_bus *bus);
int (*set_mdio)(struct bb_miiphy_bus *bus, int v);
int (*get_mdio)(struct bb_miiphy_bus *bus, int *v);
int (*set_mdc)(struct bb_miiphy_bus *bus, int v);
int (*delay)(struct bb_miiphy_bus *bus);
#ifdef CONFIG_BITBANGMII_MULTI
void *priv;
#endif
};
extern struct bb_miiphy_bus bb_miiphy_buses[];
extern int bb_miiphy_buses_num;
void bb_miiphy_init(void);
int bb_miiphy_read(struct mii_dev *miidev, int addr, int devad, int reg);
int bb_miiphy_write(struct mii_dev *miidev, int addr, int devad, int reg,
u16 value);
#endif
/* phy seed setup */
#define AUTO 99
#define _1000BASET 1000
#define _100BASET 100
#define _10BASET 10
#define HALF 22
#define FULL 44
/* phy register offsets */
#define MII_MIPSCR 0x11
/* MII_LPA */
#define PHY_ANLPAR_PSB_802_3 0x0001
#define PHY_ANLPAR_PSB_802_9 0x0002
/* MII_CTRL1000 masks */
#define PHY_1000BTCR_1000FD 0x0200
#define PHY_1000BTCR_1000HD 0x0100
/* MII_STAT1000 masks */
#define PHY_1000BTSR_MSCF 0x8000
#define PHY_1000BTSR_MSCR 0x4000
#define PHY_1000BTSR_LRS 0x2000
#define PHY_1000BTSR_RRS 0x1000
#define PHY_1000BTSR_1000FD 0x0800
#define PHY_1000BTSR_1000HD 0x0400
/* phy EXSR */
#define ESTATUS_1000XF 0x8000
#define ESTATUS_1000XH 0x4000
#endif
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