Wolfgang Denk | e35470b | 2005-10-05 02:00:09 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Broadcom BCM5221 Ethernet PHY |
| 3 | * |
| 4 | * (C) Copyright 2005 REA Elektronik GmbH <www.rea.de> |
| 5 | * Anders Larsen <alarsen@rea.de> |
| 6 | * |
Wolfgang Denk | d79de1d | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 7 | * SPDX-License-Identifier: GPL-2.0+ |
Wolfgang Denk | e35470b | 2005-10-05 02:00:09 +0200 | [diff] [blame] | 8 | */ |
| 9 | |
Wolfgang Denk | a1be476 | 2008-05-20 16:00:29 +0200 | [diff] [blame] | 10 | #define BCM5221_BMCR 0 /* Basic Mode Control Register */ |
Wolfgang Denk | e35470b | 2005-10-05 02:00:09 +0200 | [diff] [blame] | 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); |