1 /* 2 * SPDX-License-Identifier: GPL-2.0 IBM-pibs 3 * 4 * Additions (C) Copyright 2009 Industrie Dial Face S.p.A. 5 */ 6 /*----------------------------------------------------------------------------+ 7 | 8 | File Name: miiphy.h 9 | 10 | Function: Include file defining PHY registers. 11 | 12 | Author: Mark Wisner 13 | 14 +----------------------------------------------------------------------------*/ 15 #ifndef _miiphy_h_ 16 #define _miiphy_h_ 17 18 #include <common.h> 19 #include <linux/mii.h> 20 #include <linux/list.h> 21 #include <net.h> 22 #include <phy.h> 23 24 struct legacy_mii_dev { 25 int (*read)(const char *devname, unsigned char addr, 26 unsigned char reg, unsigned short *value); 27 int (*write)(const char *devname, unsigned char addr, 28 unsigned char reg, unsigned short value); 29 }; 30 31 int miiphy_read(const char *devname, unsigned char addr, unsigned char reg, 32 unsigned short *value); 33 int miiphy_write(const char *devname, unsigned char addr, unsigned char reg, 34 unsigned short value); 35 int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui, 36 unsigned char *model, unsigned char *rev); 37 int miiphy_reset(const char *devname, unsigned char addr); 38 int miiphy_speed(const char *devname, unsigned char addr); 39 int miiphy_duplex(const char *devname, unsigned char addr); 40 int miiphy_is_1000base_x(const char *devname, unsigned char addr); 41 #ifdef CONFIG_SYS_FAULT_ECHO_LINK_DOWN 42 int miiphy_link(const char *devname, unsigned char addr); 43 #endif 44 45 void miiphy_init(void); 46 47 void miiphy_register(const char *devname, 48 int (*read)(const char *devname, unsigned char addr, 49 unsigned char reg, unsigned short *value), 50 int (*write)(const char *devname, unsigned char addr, 51 unsigned char reg, unsigned short value)); 52 53 int miiphy_set_current_dev(const char *devname); 54 const char *miiphy_get_current_dev(void); 55 struct mii_dev *mdio_get_current_dev(void); 56 struct mii_dev *miiphy_get_dev_by_name(const char *devname); 57 struct phy_device *mdio_phydev_for_ethname(const char *devname); 58 59 void miiphy_listdev(void); 60 61 struct mii_dev *mdio_alloc(void); 62 int mdio_register(struct mii_dev *bus); 63 void mdio_list_devices(void); 64 65 #ifdef CONFIG_BITBANGMII 66 67 #define BB_MII_DEVNAME "bb_miiphy" 68 69 struct bb_miiphy_bus { 70 char name[16]; 71 int (*init)(struct bb_miiphy_bus *bus); 72 int (*mdio_active)(struct bb_miiphy_bus *bus); 73 int (*mdio_tristate)(struct bb_miiphy_bus *bus); 74 int (*set_mdio)(struct bb_miiphy_bus *bus, int v); 75 int (*get_mdio)(struct bb_miiphy_bus *bus, int *v); 76 int (*set_mdc)(struct bb_miiphy_bus *bus, int v); 77 int (*delay)(struct bb_miiphy_bus *bus); 78 #ifdef CONFIG_BITBANGMII_MULTI 79 void *priv; 80 #endif 81 }; 82 83 extern struct bb_miiphy_bus bb_miiphy_buses[]; 84 extern int bb_miiphy_buses_num; 85 86 void bb_miiphy_init(void); 87 int bb_miiphy_read(const char *devname, unsigned char addr, 88 unsigned char reg, unsigned short *value); 89 int bb_miiphy_write(const char *devname, unsigned char addr, 90 unsigned char reg, unsigned short value); 91 #endif 92 93 /* phy seed setup */ 94 #define AUTO 99 95 #define _1000BASET 1000 96 #define _100BASET 100 97 #define _10BASET 10 98 #define HALF 22 99 #define FULL 44 100 101 /* phy register offsets */ 102 #define MII_MIPSCR 0x11 103 104 /* MII_LPA */ 105 #define PHY_ANLPAR_PSB_802_3 0x0001 106 #define PHY_ANLPAR_PSB_802_9 0x0002 107 108 /* MII_CTRL1000 masks */ 109 #define PHY_1000BTCR_1000FD 0x0200 110 #define PHY_1000BTCR_1000HD 0x0100 111 112 /* MII_STAT1000 masks */ 113 #define PHY_1000BTSR_MSCF 0x8000 114 #define PHY_1000BTSR_MSCR 0x4000 115 #define PHY_1000BTSR_LRS 0x2000 116 #define PHY_1000BTSR_RRS 0x1000 117 #define PHY_1000BTSR_1000FD 0x0800 118 #define PHY_1000BTSR_1000HD 0x0400 119 120 /* phy EXSR */ 121 #define ESTATUS_1000XF 0x8000 122 #define ESTATUS_1000XH 0x4000 123 124 #endif 125