Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
sungem_phy.h
Go to the documentation of this file.
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 sungem_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__ */
Generated on Thu Jan 10 2013 14:52:38 for Linux Kernel by   doxygen 1.8.2