139 lines
6.2 KiB
C
139 lines
6.2 KiB
C
/*
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* arch/arm/mach-at91/include/mach/at91rm9200_emac.h
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*
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* Copyright (C) 2005 Ivan Kokshaysky
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* Copyright (C) SAN People
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*
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* Ethernet MAC registers.
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* Based on AT91RM9200 datasheet revision E.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef AT91RM9200_EMAC_H
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#define AT91RM9200_EMAC_H
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#define AT91_EMAC_CTL 0x00 /* Control Register */
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#define AT91_EMAC_LB (1 << 0) /* Loopback */
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#define AT91_EMAC_LBL (1 << 1) /* Loopback Local */
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#define AT91_EMAC_RE (1 << 2) /* Receive Enable */
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#define AT91_EMAC_TE (1 << 3) /* Transmit Enable */
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#define AT91_EMAC_MPE (1 << 4) /* Management Port Enable */
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#define AT91_EMAC_CSR (1 << 5) /* Clear Statistics Registers */
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#define AT91_EMAC_INCSTAT (1 << 6) /* Increment Statistics Registers */
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#define AT91_EMAC_WES (1 << 7) /* Write Enable for Statistics Registers */
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#define AT91_EMAC_BP (1 << 8) /* Back Pressure */
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#define AT91_EMAC_CFG 0x04 /* Configuration Register */
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#define AT91_EMAC_SPD (1 << 0) /* Speed */
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#define AT91_EMAC_FD (1 << 1) /* Full Duplex */
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#define AT91_EMAC_BR (1 << 2) /* Bit Rate */
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#define AT91_EMAC_CAF (1 << 4) /* Copy All Frames */
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#define AT91_EMAC_NBC (1 << 5) /* No Broadcast */
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#define AT91_EMAC_MTI (1 << 6) /* Multicast Hash Enable */
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#define AT91_EMAC_UNI (1 << 7) /* Unicast Hash Enable */
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#define AT91_EMAC_BIG (1 << 8) /* Receive 1522 Bytes */
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#define AT91_EMAC_EAE (1 << 9) /* External Address Match Enable */
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#define AT91_EMAC_CLK (3 << 10) /* MDC Clock Divisor */
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#define AT91_EMAC_CLK_DIV8 (0 << 10)
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#define AT91_EMAC_CLK_DIV16 (1 << 10)
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#define AT91_EMAC_CLK_DIV32 (2 << 10)
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#define AT91_EMAC_CLK_DIV64 (3 << 10)
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#define AT91_EMAC_RTY (1 << 12) /* Retry Test */
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#define AT91_EMAC_RMII (1 << 13) /* Reduce MII (RMII) */
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#define AT91_EMAC_SR 0x08 /* Status Register */
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#define AT91_EMAC_SR_LINK (1 << 0) /* Link */
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#define AT91_EMAC_SR_MDIO (1 << 1) /* MDIO pin */
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#define AT91_EMAC_SR_IDLE (1 << 2) /* PHY idle */
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#define AT91_EMAC_TAR 0x0c /* Transmit Address Register */
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#define AT91_EMAC_TCR 0x10 /* Transmit Control Register */
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#define AT91_EMAC_LEN (0x7ff << 0) /* Transmit Frame Length */
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#define AT91_EMAC_NCRC (1 << 15) /* No CRC */
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#define AT91_EMAC_TSR 0x14 /* Transmit Status Register */
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#define AT91_EMAC_TSR_OVR (1 << 0) /* Transmit Buffer Overrun */
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#define AT91_EMAC_TSR_COL (1 << 1) /* Collision Occurred */
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#define AT91_EMAC_TSR_RLE (1 << 2) /* Retry Limit Exceeded */
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#define AT91_EMAC_TSR_IDLE (1 << 3) /* Transmitter Idle */
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#define AT91_EMAC_TSR_BNQ (1 << 4) /* Transmit Buffer not Queued */
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#define AT91_EMAC_TSR_COMP (1 << 5) /* Transmit Complete */
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#define AT91_EMAC_TSR_UND (1 << 6) /* Transmit Underrun */
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#define AT91_EMAC_RBQP 0x18 /* Receive Buffer Queue Pointer */
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#define AT91_EMAC_RSR 0x20 /* Receive Status Register */
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#define AT91_EMAC_RSR_BNA (1 << 0) /* Buffer Not Available */
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#define AT91_EMAC_RSR_REC (1 << 1) /* Frame Received */
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#define AT91_EMAC_RSR_OVR (1 << 2) /* RX Overrun */
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#define AT91_EMAC_ISR 0x24 /* Interrupt Status Register */
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#define AT91_EMAC_DONE (1 << 0) /* Management Done */
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#define AT91_EMAC_RCOM (1 << 1) /* Receive Complete */
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#define AT91_EMAC_RBNA (1 << 2) /* Receive Buffer Not Available */
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#define AT91_EMAC_TOVR (1 << 3) /* Transmit Buffer Overrun */
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#define AT91_EMAC_TUND (1 << 4) /* Transmit Buffer Underrun */
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#define AT91_EMAC_RTRY (1 << 5) /* Retry Limit */
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#define AT91_EMAC_TBRE (1 << 6) /* Transmit Buffer Register Empty */
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#define AT91_EMAC_TCOM (1 << 7) /* Transmit Complete */
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#define AT91_EMAC_TIDLE (1 << 8) /* Transmit Idle */
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#define AT91_EMAC_LINK (1 << 9) /* Link */
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#define AT91_EMAC_ROVR (1 << 10) /* RX Overrun */
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#define AT91_EMAC_ABT (1 << 11) /* Abort */
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#define AT91_EMAC_IER 0x28 /* Interrupt Enable Register */
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#define AT91_EMAC_IDR 0x2c /* Interrupt Disable Register */
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#define AT91_EMAC_IMR 0x30 /* Interrupt Mask Register */
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#define AT91_EMAC_MAN 0x34 /* PHY Maintenance Register */
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#define AT91_EMAC_DATA (0xffff << 0) /* MDIO Data */
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#define AT91_EMAC_REGA (0x1f << 18) /* MDIO Register */
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#define AT91_EMAC_PHYA (0x1f << 23) /* MDIO PHY Address */
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#define AT91_EMAC_RW (3 << 28) /* Read/Write operation */
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#define AT91_EMAC_RW_W (1 << 28)
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#define AT91_EMAC_RW_R (2 << 28)
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#define AT91_EMAC_MAN_802_3 0x40020000 /* IEEE 802.3 value */
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/*
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* Statistics Registers.
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*/
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#define AT91_EMAC_FRA 0x40 /* Frames Transmitted OK */
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#define AT91_EMAC_SCOL 0x44 /* Single Collision Frame */
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#define AT91_EMAC_MCOL 0x48 /* Multiple Collision Frame */
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#define AT91_EMAC_OK 0x4c /* Frames Received OK */
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#define AT91_EMAC_SEQE 0x50 /* Frame Check Sequence Error */
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#define AT91_EMAC_ALE 0x54 /* Alignmemt Error */
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#define AT91_EMAC_DTE 0x58 /* Deffered Transmission Frame */
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#define AT91_EMAC_LCOL 0x5c /* Late Collision */
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#define AT91_EMAC_ECOL 0x60 /* Excessive Collision */
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#define AT91_EMAC_TUE 0x64 /* Transmit Underrun Error */
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#define AT91_EMAC_CSE 0x68 /* Carrier Sense Error */
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#define AT91_EMAC_DRFC 0x6c /* Discard RX Frame */
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#define AT91_EMAC_ROV 0x70 /* Receive Overrun */
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#define AT91_EMAC_CDE 0x74 /* Code Error */
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#define AT91_EMAC_ELR 0x78 /* Excessive Length Error */
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#define AT91_EMAC_RJB 0x7c /* Receive Jabber */
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#define AT91_EMAC_USF 0x80 /* Undersize Frame */
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#define AT91_EMAC_SQEE 0x84 /* SQE Test Error */
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/*
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* Address Registers.
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*/
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#define AT91_EMAC_HSL 0x90 /* Hash Address Low [31:0] */
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#define AT91_EMAC_HSH 0x94 /* Hash Address High [63:32] */
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#define AT91_EMAC_SA1L 0x98 /* Specific Address 1 Low, bytes 0-3 */
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#define AT91_EMAC_SA1H 0x9c /* Specific Address 1 High, bytes 4-5 */
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#define AT91_EMAC_SA2L 0xa0 /* Specific Address 2 Low, bytes 0-3 */
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#define AT91_EMAC_SA2H 0xa4 /* Specific Address 2 High, bytes 4-5 */
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#define AT91_EMAC_SA3L 0xa8 /* Specific Address 3 Low, bytes 0-3 */
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#define AT91_EMAC_SA3H 0xac /* Specific Address 3 High, bytes 4-5 */
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#define AT91_EMAC_SA4L 0xb0 /* Specific Address 4 Low, bytes 0-3 */
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#define AT91_EMAC_SA4H 0xb4 /* Specific Address 4 High, bytes 4-5 */
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#endif
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