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