89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
/*
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* Broadcom BCM5221 Ethernet PHY
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*
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* (C) Copyright 2005 REA Elektronik GmbH <www.rea.de>
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* Anders Larsen <alarsen@rea.de>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#define BCM5221_BMCR 0 /* Basic Mode Control Register */
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#define BCM5221_BMSR 1 /* Basic Mode Status Register */
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#define BCM5221_PHYID1 2 /* PHY Identifier Register 1 */
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#define BCM5221_PHYID2 3 /* PHY Identifier Register 2 */
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#define BCM5221_ANAR 4 /* Auto-negotiation Advertisement Register */
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#define BCM5221_ANLPAR 5 /* Auto-negotiation Link Partner Ability Register */
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#define BCM5221_ANER 6 /* Auto-negotiation Expansion Register */
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#define BCM5221_ACSR 24 /* Auxiliary Control/Status Register */
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#define BCM5221_INTR 26 /* Interrupt Register */
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/* --Bit definitions: BCM5221_BMCR */
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#define BCM5221_RESET (1 << 15) /* 1= Software Reset; 0=Normal Operation */
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#define BCM5221_LOOPBACK (1 << 14) /* 1=loopback Enabled; 0=Normal Operation */
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#define BCM5221_SPEED_SELECT (1 << 13) /* 1=100Mbps; 0=10Mbps */
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#define BCM5221_AUTONEG (1 << 12)
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#define BCM5221_POWER_DOWN (1 << 11)
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#define BCM5221_ISOLATE (1 << 10)
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#define BCM5221_RESTART_AUTONEG (1 << 9)
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#define BCM5221_DUPLEX_MODE (1 << 8)
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#define BCM5221_COLLISION_TEST (1 << 7)
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/*--Bit definitions: BCM5221_BMSR */
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#define BCM5221_100BASE_T4 (1 << 15)
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#define BCM5221_100BASE_TX_FD (1 << 14)
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#define BCM5221_100BASE_TX_HD (1 << 13)
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#define BCM5221_10BASE_T_FD (1 << 12)
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#define BCM5221_10BASE_T_HD (1 << 11)
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#define BCM5221_MF_PREAMB_SUPPR (1 << 6)
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#define BCM5221_AUTONEG_COMP (1 << 5)
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#define BCM5221_REMOTE_FAULT (1 << 4)
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#define BCM5221_AUTONEG_ABILITY (1 << 3)
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#define BCM5221_LINK_STATUS (1 << 2)
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#define BCM5221_JABBER_DETECT (1 << 1)
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#define BCM5221_EXTEND_CAPAB (1 << 0)
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/*--definitions: BCM5221_PHYID1 */
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#define BCM5221_PHYID1_OUI 0x1018
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#define BCM5221_LSB_MASK 0x3F
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/*--Bit definitions: BCM5221_ANAR, BCM5221_ANLPAR */
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#define BCM5221_NP (1 << 15)
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#define BCM5221_ACK (1 << 14)
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#define BCM5221_RF (1 << 13)
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#define BCM5221_FCS (1 << 10)
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#define BCM5221_T4 (1 << 9)
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#define BCM5221_TX_FDX (1 << 8)
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#define BCM5221_TX_HDX (1 << 7)
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#define BCM5221_10_FDX (1 << 6)
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#define BCM5221_10_HDX (1 << 5)
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#define BCM5221_AN_IEEE_802_3 0x0001
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/*--Bit definitions: BCM5221_ANER */
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#define BCM5221_PDF (1 << 4)
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#define BCM5221_LP_NP_ABLE (1 << 3)
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#define BCM5221_NP_ABLE (1 << 2)
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#define BCM5221_PAGE_RX (1 << 1)
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#define BCM5221_LP_AN_ABLE (1 << 0)
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/*--Bit definitions: BCM5221_ACSR */
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#define BCM5221_100 (1 << 1)
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#define BCM5221_FDX (1 << 0)
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/*--Bit definitions: BCM5221_INTR */
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#define BCM5221_FDX_LED (1 << 15)
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#define BCM5221_INTR_ENABLE (1 << 14)
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#define BCM5221_FDX_MASK (1 << 11)
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#define BCM5221_SPD_MASK (1 << 10)
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#define BCM5221_LINK_MASK (1 << 9)
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#define BCM5221_INTR_MASK (1 << 8)
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#define BCM5221_FDX_CHG (1 << 3)
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#define BCM5221_SPD_CHG (1 << 2)
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#define BCM5221_LINK_CHG (1 << 1)
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#define BCM5221_INTR_STATUS (1 << 0)
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/****************** function prototypes **********************/
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unsigned int bcm5221_IsPhyConnected(AT91PS_EMAC p_mac);
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unsigned char bcm5221_GetLinkSpeed(AT91PS_EMAC p_mac);
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unsigned char bcm5221_AutoNegotiate(AT91PS_EMAC p_mac, int *status);
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unsigned char bcm5221_InitPhy(AT91PS_EMAC p_mac);
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