• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 #ifndef __SUNGEM_PHY_H__
2 #define __SUNGEM_PHY_H__
3 
4 struct mii_phy;
5 
6 /* Operations supported by any kind of PHY */
7 struct mii_phy_ops
8 {
9 	int		(*init)(struct mii_phy *phy);
10 	int		(*suspend)(struct mii_phy *phy);
11 	int		(*setup_aneg)(struct mii_phy *phy, u32 advertise);
12 	int		(*setup_forced)(struct mii_phy *phy, int speed, int fd);
13 	int		(*poll_link)(struct mii_phy *phy);
14 	int		(*read_link)(struct mii_phy *phy);
15 	int		(*enable_fiber)(struct mii_phy *phy, int autoneg);
16 };
17 
18 /* Structure used to statically define an mii/gii based PHY */
19 struct mii_phy_def
20 {
21 	u32				phy_id;		/* Concatenated ID1 << 16 | ID2 */
22 	u32				phy_id_mask;	/* Significant bits */
23 	u32				features;	/* Ethtool SUPPORTED_* defines */
24 	int				magic_aneg;	/* Autoneg does all speed test for us */
25 	const char*			name;
26 	const struct mii_phy_ops*	ops;
27 };
28 
29 enum {
30 	BCM54XX_COPPER,
31 	BCM54XX_FIBER,
32 	BCM54XX_GBIC,
33 	BCM54XX_SGMII,
34 	BCM54XX_UNKNOWN,
35 };
36 
37 /* An instance of a PHY, partially borrowed from mii_if_info */
38 struct mii_phy
39 {
40 	struct mii_phy_def*	def;
41 	u32			advertising;
42 	int			mii_id;
43 
44 	/* 1: autoneg enabled, 0: disabled */
45 	int			autoneg;
46 
47 	/* forced speed & duplex (no autoneg)
48 	 * partner speed & duplex & pause (autoneg)
49 	 */
50 	int			speed;
51 	int			duplex;
52 	int			pause;
53 
54 	/* Provided by host chip */
55 	struct net_device	*dev;
56 	int (*mdio_read) (struct net_device *dev, int mii_id, int reg);
57 	void (*mdio_write) (struct net_device *dev, int mii_id, int reg, int val);
58 	void			*platform_data;
59 };
60 
61 /* Pass in a struct mii_phy with dev, mdio_read and mdio_write
62  * filled, the remaining fields will be filled on return
63  */
64 extern int mii_phy_probe(struct mii_phy *phy, int mii_id);
65 
66 
67 /* MII definitions missing from mii.h */
68 
69 #define BMCR_SPD2	0x0040		/* Gigabit enable (bcm54xx)	*/
70 #define LPA_PAUSE	0x0400
71 
72 /* More PHY registers (model specific) */
73 
74 /* MII BCM5201 MULTIPHY interrupt register */
75 #define MII_BCM5201_INTERRUPT			0x1A
76 #define MII_BCM5201_INTERRUPT_INTENABLE		0x4000
77 
78 #define MII_BCM5201_AUXMODE2			0x1B
79 #define MII_BCM5201_AUXMODE2_LOWPOWER		0x0008
80 
81 #define MII_BCM5201_MULTIPHY                    0x1E
82 
83 /* MII BCM5201 MULTIPHY register bits */
84 #define MII_BCM5201_MULTIPHY_SERIALMODE         0x0002
85 #define MII_BCM5201_MULTIPHY_SUPERISOLATE       0x0008
86 
87 /* MII BCM5221 Additional registers */
88 #define MII_BCM5221_TEST			0x1f
89 #define MII_BCM5221_TEST_ENABLE_SHADOWS		0x0080
90 #define MII_BCM5221_SHDOW_AUX_STAT2		0x1b
91 #define MII_BCM5221_SHDOW_AUX_STAT2_APD		0x0020
92 #define MII_BCM5221_SHDOW_AUX_MODE4		0x1a
93 #define MII_BCM5221_SHDOW_AUX_MODE4_IDDQMODE	0x0001
94 #define MII_BCM5221_SHDOW_AUX_MODE4_CLKLOPWR	0x0004
95 
96 /* MII BCM5241 Additional registers */
97 #define MII_BCM5241_SHDOW_AUX_MODE4_STANDBYPWR	0x0008
98 
99 /* MII BCM5400 1000-BASET Control register */
100 #define MII_BCM5400_GB_CONTROL			0x09
101 #define MII_BCM5400_GB_CONTROL_FULLDUPLEXCAP	0x0200
102 
103 /* MII BCM5400 AUXCONTROL register */
104 #define MII_BCM5400_AUXCONTROL                  0x18
105 #define MII_BCM5400_AUXCONTROL_PWR10BASET       0x0004
106 
107 /* MII BCM5400 AUXSTATUS register */
108 #define MII_BCM5400_AUXSTATUS                   0x19
109 #define MII_BCM5400_AUXSTATUS_LINKMODE_MASK     0x0700
110 #define MII_BCM5400_AUXSTATUS_LINKMODE_SHIFT    8
111 
112 /* 1000BT control (Marvell & BCM54xx at least) */
113 #define MII_1000BASETCONTROL			0x09
114 #define MII_1000BASETCONTROL_FULLDUPLEXCAP	0x0200
115 #define MII_1000BASETCONTROL_HALFDUPLEXCAP	0x0100
116 
117 /* Marvell 88E1011 PHY control */
118 #define MII_M1011_PHY_SPEC_CONTROL		0x10
119 #define MII_M1011_PHY_SPEC_CONTROL_MANUAL_MDIX	0x20
120 #define MII_M1011_PHY_SPEC_CONTROL_AUTO_MDIX	0x40
121 
122 /* Marvell 88E1011 PHY status */
123 #define MII_M1011_PHY_SPEC_STATUS		0x11
124 #define MII_M1011_PHY_SPEC_STATUS_1000		0x8000
125 #define MII_M1011_PHY_SPEC_STATUS_100		0x4000
126 #define MII_M1011_PHY_SPEC_STATUS_SPD_MASK	0xc000
127 #define MII_M1011_PHY_SPEC_STATUS_FULLDUPLEX	0x2000
128 #define MII_M1011_PHY_SPEC_STATUS_RESOLVED	0x0800
129 #define MII_M1011_PHY_SPEC_STATUS_TX_PAUSE	0x0008
130 #define MII_M1011_PHY_SPEC_STATUS_RX_PAUSE	0x0004
131 
132 #endif /* __SUNGEM_PHY_H__ */
133