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645da510 WD |
1 | /* |
2 | * Broadcom BCM5221 Ethernet PHY | |
3 | * | |
4 | * (C) Copyright 2005 REA Elektronik GmbH <www.rea.de> | |
5 | * Anders Larsen <alarsen@rea.de> | |
6 | * | |
1a459660 | 7 | * SPDX-License-Identifier: GPL-2.0+ |
645da510 WD |
8 | */ |
9 | ||
53677ef1 | 10 | #define BCM5221_BMCR 0 /* Basic Mode Control Register */ |
645da510 WD |
11 | #define BCM5221_BMSR 1 /* Basic Mode Status Register */ |
12 | #define BCM5221_PHYID1 2 /* PHY Identifier Register 1 */ | |
13 | #define BCM5221_PHYID2 3 /* PHY Identifier Register 2 */ | |
14 | #define BCM5221_ANAR 4 /* Auto-negotiation Advertisement Register */ | |
15 | #define BCM5221_ANLPAR 5 /* Auto-negotiation Link Partner Ability Register */ | |
16 | #define BCM5221_ANER 6 /* Auto-negotiation Expansion Register */ | |
17 | #define BCM5221_ACSR 24 /* Auxiliary Control/Status Register */ | |
18 | #define BCM5221_INTR 26 /* Interrupt Register */ | |
19 | ||
20 | /* --Bit definitions: BCM5221_BMCR */ | |
21 | #define BCM5221_RESET (1 << 15) /* 1= Software Reset; 0=Normal Operation */ | |
22 | #define BCM5221_LOOPBACK (1 << 14) /* 1=loopback Enabled; 0=Normal Operation */ | |
23 | #define BCM5221_SPEED_SELECT (1 << 13) /* 1=100Mbps; 0=10Mbps */ | |
24 | #define BCM5221_AUTONEG (1 << 12) | |
25 | #define BCM5221_POWER_DOWN (1 << 11) | |
26 | #define BCM5221_ISOLATE (1 << 10) | |
27 | #define BCM5221_RESTART_AUTONEG (1 << 9) | |
28 | #define BCM5221_DUPLEX_MODE (1 << 8) | |
29 | #define BCM5221_COLLISION_TEST (1 << 7) | |
30 | ||
31 | /*--Bit definitions: BCM5221_BMSR */ | |
32 | #define BCM5221_100BASE_T4 (1 << 15) | |
33 | #define BCM5221_100BASE_TX_FD (1 << 14) | |
34 | #define BCM5221_100BASE_TX_HD (1 << 13) | |
35 | #define BCM5221_10BASE_T_FD (1 << 12) | |
36 | #define BCM5221_10BASE_T_HD (1 << 11) | |
37 | #define BCM5221_MF_PREAMB_SUPPR (1 << 6) | |
38 | #define BCM5221_AUTONEG_COMP (1 << 5) | |
39 | #define BCM5221_REMOTE_FAULT (1 << 4) | |
40 | #define BCM5221_AUTONEG_ABILITY (1 << 3) | |
41 | #define BCM5221_LINK_STATUS (1 << 2) | |
42 | #define BCM5221_JABBER_DETECT (1 << 1) | |
43 | #define BCM5221_EXTEND_CAPAB (1 << 0) | |
44 | ||
45 | /*--definitions: BCM5221_PHYID1 */ | |
46 | #define BCM5221_PHYID1_OUI 0x1018 | |
47 | #define BCM5221_LSB_MASK 0x3F | |
48 | ||
49 | /*--Bit definitions: BCM5221_ANAR, BCM5221_ANLPAR */ | |
50 | #define BCM5221_NP (1 << 15) | |
51 | #define BCM5221_ACK (1 << 14) | |
52 | #define BCM5221_RF (1 << 13) | |
53 | #define BCM5221_FCS (1 << 10) | |
54 | #define BCM5221_T4 (1 << 9) | |
55 | #define BCM5221_TX_FDX (1 << 8) | |
56 | #define BCM5221_TX_HDX (1 << 7) | |
57 | #define BCM5221_10_FDX (1 << 6) | |
58 | #define BCM5221_10_HDX (1 << 5) | |
59 | #define BCM5221_AN_IEEE_802_3 0x0001 | |
60 | ||
61 | /*--Bit definitions: BCM5221_ANER */ | |
62 | #define BCM5221_PDF (1 << 4) | |
63 | #define BCM5221_LP_NP_ABLE (1 << 3) | |
64 | #define BCM5221_NP_ABLE (1 << 2) | |
65 | #define BCM5221_PAGE_RX (1 << 1) | |
66 | #define BCM5221_LP_AN_ABLE (1 << 0) | |
67 | ||
68 | /*--Bit definitions: BCM5221_ACSR */ | |
69 | #define BCM5221_100 (1 << 1) | |
70 | #define BCM5221_FDX (1 << 0) | |
71 | ||
72 | /*--Bit definitions: BCM5221_INTR */ | |
73 | #define BCM5221_FDX_LED (1 << 15) | |
74 | #define BCM5221_INTR_ENABLE (1 << 14) | |
75 | #define BCM5221_FDX_MASK (1 << 11) | |
76 | #define BCM5221_SPD_MASK (1 << 10) | |
77 | #define BCM5221_LINK_MASK (1 << 9) | |
78 | #define BCM5221_INTR_MASK (1 << 8) | |
79 | #define BCM5221_FDX_CHG (1 << 3) | |
80 | #define BCM5221_SPD_CHG (1 << 2) | |
81 | #define BCM5221_LINK_CHG (1 << 1) | |
82 | #define BCM5221_INTR_STATUS (1 << 0) | |
83 | ||
84 | /****************** function prototypes **********************/ | |
85 | unsigned int bcm5221_IsPhyConnected(AT91PS_EMAC p_mac); | |
86 | unsigned char bcm5221_GetLinkSpeed(AT91PS_EMAC p_mac); | |
87 | unsigned char bcm5221_AutoNegotiate(AT91PS_EMAC p_mac, int *status); | |
88 | unsigned char bcm5221_InitPhy(AT91PS_EMAC p_mac); |