| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * arch/arm/mach-at91/include/mach/at91rm9200_emac.h |
| 3 | * |
| 4 | * Copyright (C) 2005 Ivan Kokshaysky |
| 5 | * Copyright (C) SAN People |
| 6 | * |
| 7 | * Ethernet MAC registers. |
| 8 | * Based on AT91RM9200 datasheet revision E. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
| 14 | */ |
| 15 | |
| 16 | #ifndef AT91RM9200_EMAC_H |
| 17 | #define AT91RM9200_EMAC_H |
| 18 | |
| 19 | #define AT91_EMAC_CTL 0x00 /* Control Register */ |
| 20 | #define AT91_EMAC_LB (1 << 0) /* Loopback */ |
| 21 | #define AT91_EMAC_LBL (1 << 1) /* Loopback Local */ |
| 22 | #define AT91_EMAC_RE (1 << 2) /* Receive Enable */ |
| 23 | #define AT91_EMAC_TE (1 << 3) /* Transmit Enable */ |
| 24 | #define AT91_EMAC_MPE (1 << 4) /* Management Port Enable */ |
| 25 | #define AT91_EMAC_CSR (1 << 5) /* Clear Statistics Registers */ |
| 26 | #define AT91_EMAC_INCSTAT (1 << 6) /* Increment Statistics Registers */ |
| 27 | #define AT91_EMAC_WES (1 << 7) /* Write Enable for Statistics Registers */ |
| 28 | #define AT91_EMAC_BP (1 << 8) /* Back Pressure */ |
| 29 | |
| 30 | #define AT91_EMAC_CFG 0x04 /* Configuration Register */ |
| 31 | #define AT91_EMAC_SPD (1 << 0) /* Speed */ |
| 32 | #define AT91_EMAC_FD (1 << 1) /* Full Duplex */ |
| 33 | #define AT91_EMAC_BR (1 << 2) /* Bit Rate */ |
| 34 | #define AT91_EMAC_CAF (1 << 4) /* Copy All Frames */ |
| 35 | #define AT91_EMAC_NBC (1 << 5) /* No Broadcast */ |
| 36 | #define AT91_EMAC_MTI (1 << 6) /* Multicast Hash Enable */ |
| 37 | #define AT91_EMAC_UNI (1 << 7) /* Unicast Hash Enable */ |
| 38 | #define AT91_EMAC_BIG (1 << 8) /* Receive 1522 Bytes */ |
| 39 | #define AT91_EMAC_EAE (1 << 9) /* External Address Match Enable */ |
| 40 | #define AT91_EMAC_CLK (3 << 10) /* MDC Clock Divisor */ |
| 41 | #define AT91_EMAC_CLK_DIV8 (0 << 10) |
| 42 | #define AT91_EMAC_CLK_DIV16 (1 << 10) |
| 43 | #define AT91_EMAC_CLK_DIV32 (2 << 10) |
| 44 | #define AT91_EMAC_CLK_DIV64 (3 << 10) |
| 45 | #define AT91_EMAC_RTY (1 << 12) /* Retry Test */ |
| 46 | #define AT91_EMAC_RMII (1 << 13) /* Reduce MII (RMII) */ |
| 47 | |
| 48 | #define AT91_EMAC_SR 0x08 /* Status Register */ |
| 49 | #define AT91_EMAC_SR_LINK (1 << 0) /* Link */ |
| 50 | #define AT91_EMAC_SR_MDIO (1 << 1) /* MDIO pin */ |
| 51 | #define AT91_EMAC_SR_IDLE (1 << 2) /* PHY idle */ |
| 52 | |
| 53 | #define AT91_EMAC_TAR 0x0c /* Transmit Address Register */ |
| 54 | |
| 55 | #define AT91_EMAC_TCR 0x10 /* Transmit Control Register */ |
| 56 | #define AT91_EMAC_LEN (0x7ff << 0) /* Transmit Frame Length */ |
| 57 | #define AT91_EMAC_NCRC (1 << 15) /* No CRC */ |
| 58 | |
| 59 | #define AT91_EMAC_TSR 0x14 /* Transmit Status Register */ |
| 60 | #define AT91_EMAC_TSR_OVR (1 << 0) /* Transmit Buffer Overrun */ |
| 61 | #define AT91_EMAC_TSR_COL (1 << 1) /* Collision Occurred */ |
| 62 | #define AT91_EMAC_TSR_RLE (1 << 2) /* Retry Limit Exceeded */ |
| 63 | #define AT91_EMAC_TSR_IDLE (1 << 3) /* Transmitter Idle */ |
| 64 | #define AT91_EMAC_TSR_BNQ (1 << 4) /* Transmit Buffer not Queued */ |
| 65 | #define AT91_EMAC_TSR_COMP (1 << 5) /* Transmit Complete */ |
| 66 | #define AT91_EMAC_TSR_UND (1 << 6) /* Transmit Underrun */ |
| 67 | |
| 68 | #define AT91_EMAC_RBQP 0x18 /* Receive Buffer Queue Pointer */ |
| 69 | |
| 70 | #define AT91_EMAC_RSR 0x20 /* Receive Status Register */ |
| 71 | #define AT91_EMAC_RSR_BNA (1 << 0) /* Buffer Not Available */ |
| 72 | #define AT91_EMAC_RSR_REC (1 << 1) /* Frame Received */ |
| 73 | #define AT91_EMAC_RSR_OVR (1 << 2) /* RX Overrun */ |
| 74 | |
| 75 | #define AT91_EMAC_ISR 0x24 /* Interrupt Status Register */ |
| 76 | #define AT91_EMAC_DONE (1 << 0) /* Management Done */ |
| 77 | #define AT91_EMAC_RCOM (1 << 1) /* Receive Complete */ |
| 78 | #define AT91_EMAC_RBNA (1 << 2) /* Receive Buffer Not Available */ |
| 79 | #define AT91_EMAC_TOVR (1 << 3) /* Transmit Buffer Overrun */ |
| 80 | #define AT91_EMAC_TUND (1 << 4) /* Transmit Buffer Underrun */ |
| 81 | #define AT91_EMAC_RTRY (1 << 5) /* Retry Limit */ |
| 82 | #define AT91_EMAC_TBRE (1 << 6) /* Transmit Buffer Register Empty */ |
| 83 | #define AT91_EMAC_TCOM (1 << 7) /* Transmit Complete */ |
| 84 | #define AT91_EMAC_TIDLE (1 << 8) /* Transmit Idle */ |
| 85 | #define AT91_EMAC_LINK (1 << 9) /* Link */ |
| 86 | #define AT91_EMAC_ROVR (1 << 10) /* RX Overrun */ |
| 87 | #define AT91_EMAC_ABT (1 << 11) /* Abort */ |
| 88 | |
| 89 | #define AT91_EMAC_IER 0x28 /* Interrupt Enable Register */ |
| 90 | #define AT91_EMAC_IDR 0x2c /* Interrupt Disable Register */ |
| 91 | #define AT91_EMAC_IMR 0x30 /* Interrupt Mask Register */ |
| 92 | |
| 93 | #define AT91_EMAC_MAN 0x34 /* PHY Maintenance Register */ |
| 94 | #define AT91_EMAC_DATA (0xffff << 0) /* MDIO Data */ |
| 95 | #define AT91_EMAC_REGA (0x1f << 18) /* MDIO Register */ |
| 96 | #define AT91_EMAC_PHYA (0x1f << 23) /* MDIO PHY Address */ |
| 97 | #define AT91_EMAC_RW (3 << 28) /* Read/Write operation */ |
| 98 | #define AT91_EMAC_RW_W (1 << 28) |
| 99 | #define AT91_EMAC_RW_R (2 << 28) |
| 100 | #define AT91_EMAC_MAN_802_3 0x40020000 /* IEEE 802.3 value */ |
| 101 | |
| 102 | /* |
| 103 | * Statistics Registers. |
| 104 | */ |
| 105 | #define AT91_EMAC_FRA 0x40 /* Frames Transmitted OK */ |
| 106 | #define AT91_EMAC_SCOL 0x44 /* Single Collision Frame */ |
| 107 | #define AT91_EMAC_MCOL 0x48 /* Multiple Collision Frame */ |
| 108 | #define AT91_EMAC_OK 0x4c /* Frames Received OK */ |
| 109 | #define AT91_EMAC_SEQE 0x50 /* Frame Check Sequence Error */ |
| 110 | #define AT91_EMAC_ALE 0x54 /* Alignmemt Error */ |
| 111 | #define AT91_EMAC_DTE 0x58 /* Deffered Transmission Frame */ |
| 112 | #define AT91_EMAC_LCOL 0x5c /* Late Collision */ |
| 113 | #define AT91_EMAC_ECOL 0x60 /* Excessive Collision */ |
| 114 | #define AT91_EMAC_TUE 0x64 /* Transmit Underrun Error */ |
| 115 | #define AT91_EMAC_CSE 0x68 /* Carrier Sense Error */ |
| 116 | #define AT91_EMAC_DRFC 0x6c /* Discard RX Frame */ |
| 117 | #define AT91_EMAC_ROV 0x70 /* Receive Overrun */ |
| 118 | #define AT91_EMAC_CDE 0x74 /* Code Error */ |
| 119 | #define AT91_EMAC_ELR 0x78 /* Excessive Length Error */ |
| 120 | #define AT91_EMAC_RJB 0x7c /* Receive Jabber */ |
| 121 | #define AT91_EMAC_USF 0x80 /* Undersize Frame */ |
| 122 | #define AT91_EMAC_SQEE 0x84 /* SQE Test Error */ |
| 123 | |
| 124 | /* |
| 125 | * Address Registers. |
| 126 | */ |
| 127 | #define AT91_EMAC_HSL 0x90 /* Hash Address Low [31:0] */ |
| 128 | #define AT91_EMAC_HSH 0x94 /* Hash Address High [63:32] */ |
| 129 | #define AT91_EMAC_SA1L 0x98 /* Specific Address 1 Low, bytes 0-3 */ |
| 130 | #define AT91_EMAC_SA1H 0x9c /* Specific Address 1 High, bytes 4-5 */ |
| 131 | #define AT91_EMAC_SA2L 0xa0 /* Specific Address 2 Low, bytes 0-3 */ |
| 132 | #define AT91_EMAC_SA2H 0xa4 /* Specific Address 2 High, bytes 4-5 */ |
| 133 | #define AT91_EMAC_SA3L 0xa8 /* Specific Address 3 Low, bytes 0-3 */ |
| 134 | #define AT91_EMAC_SA3H 0xac /* Specific Address 3 High, bytes 4-5 */ |
| 135 | #define AT91_EMAC_SA4L 0xb0 /* Specific Address 4 Low, bytes 0-3 */ |
| 136 | #define AT91_EMAC_SA4H 0xb4 /* Specific Address 4 High, bytes 4-5 */ |
| 137 | |
| 138 | #endif |