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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Faraday FTGMAC100 Gigabit Ethernet
4 *
5 * (C) Copyright 2009-2011 Faraday Technology
6 * Po-Yu Chuang <ratbert@faraday-tech.com>
7 */
8
9#ifndef __FTGMAC100_H
10#define __FTGMAC100_H
11
12#define FTGMAC100_OFFSET_ISR 0x00
13#define FTGMAC100_OFFSET_IER 0x04
14#define FTGMAC100_OFFSET_MAC_MADR 0x08
15#define FTGMAC100_OFFSET_MAC_LADR 0x0c
16#define FTGMAC100_OFFSET_MAHT0 0x10
17#define FTGMAC100_OFFSET_MAHT1 0x14
18#define FTGMAC100_OFFSET_NPTXPD 0x18
19#define FTGMAC100_OFFSET_RXPD 0x1c
20#define FTGMAC100_OFFSET_NPTXR_BADR 0x20
21#define FTGMAC100_OFFSET_RXR_BADR 0x24
22#define FTGMAC100_OFFSET_HPTXPD 0x28
23#define FTGMAC100_OFFSET_HPTXR_BADR 0x2c
24#define FTGMAC100_OFFSET_ITC 0x30
25#define FTGMAC100_OFFSET_APTC 0x34
26#define FTGMAC100_OFFSET_DBLAC 0x38
27#define FTGMAC100_OFFSET_DMAFIFOS 0x3c
28#define FTGMAC100_OFFSET_REVR 0x40
29#define FTGMAC100_OFFSET_FEAR 0x44
30#define FTGMAC100_OFFSET_TPAFCR 0x48
31#define FTGMAC100_OFFSET_RBSR 0x4c
32#define FTGMAC100_OFFSET_MACCR 0x50
33#define FTGMAC100_OFFSET_MACSR 0x54
34#define FTGMAC100_OFFSET_TM 0x58
35#define FTGMAC100_OFFSET_PHYCR 0x60
36#define FTGMAC100_OFFSET_PHYDATA 0x64
37#define FTGMAC100_OFFSET_FCR 0x68
38#define FTGMAC100_OFFSET_BPR 0x6c
39#define FTGMAC100_OFFSET_WOLCR 0x70
40#define FTGMAC100_OFFSET_WOLSR 0x74
41#define FTGMAC100_OFFSET_WFCRC 0x78
42#define FTGMAC100_OFFSET_WFBM1 0x80
43#define FTGMAC100_OFFSET_WFBM2 0x84
44#define FTGMAC100_OFFSET_WFBM3 0x88
45#define FTGMAC100_OFFSET_WFBM4 0x8c
46#define FTGMAC100_OFFSET_NPTXR_PTR 0x90
47#define FTGMAC100_OFFSET_HPTXR_PTR 0x94
48#define FTGMAC100_OFFSET_RXR_PTR 0x98
49#define FTGMAC100_OFFSET_TX 0xa0
50#define FTGMAC100_OFFSET_TX_MCOL_SCOL 0xa4
51#define FTGMAC100_OFFSET_TX_ECOL_FAIL 0xa8
52#define FTGMAC100_OFFSET_TX_LCOL_UND 0xac
53#define FTGMAC100_OFFSET_RX 0xb0
54#define FTGMAC100_OFFSET_RX_BC 0xb4
55#define FTGMAC100_OFFSET_RX_MC 0xb8
56#define FTGMAC100_OFFSET_RX_PF_AEP 0xbc
57#define FTGMAC100_OFFSET_RX_RUNT 0xc0
58#define FTGMAC100_OFFSET_RX_CRCER_FTL 0xc4
59#define FTGMAC100_OFFSET_RX_COL_LOST 0xc8
60
61/*
62 * Interrupt status register & interrupt enable register
63 */
64#define FTGMAC100_INT_RPKT_BUF (1 << 0)
65#define FTGMAC100_INT_RPKT_FIFO (1 << 1)
66#define FTGMAC100_INT_NO_RXBUF (1 << 2)
67#define FTGMAC100_INT_RPKT_LOST (1 << 3)
68#define FTGMAC100_INT_XPKT_ETH (1 << 4)
69#define FTGMAC100_INT_XPKT_FIFO (1 << 5)
70#define FTGMAC100_INT_NO_NPTXBUF (1 << 6)
71#define FTGMAC100_INT_XPKT_LOST (1 << 7)
72#define FTGMAC100_INT_AHB_ERR (1 << 8)
73#define FTGMAC100_INT_PHYSTS_CHG (1 << 9)
74#define FTGMAC100_INT_NO_HPTXBUF (1 << 10)
75
76/* Interrupts we care about in NAPI mode */
77#define FTGMAC100_INT_BAD (FTGMAC100_INT_RPKT_LOST | \
78 FTGMAC100_INT_XPKT_LOST | \
79 FTGMAC100_INT_AHB_ERR | \
80 FTGMAC100_INT_NO_RXBUF)
81
82/* Normal RX/TX interrupts, enabled when NAPI off */
83#define FTGMAC100_INT_RXTX (FTGMAC100_INT_XPKT_ETH | \
84 FTGMAC100_INT_RPKT_BUF)
85
86/* All the interrupts we care about */
87#define FTGMAC100_INT_ALL (FTGMAC100_INT_RPKT_BUF | \
88 FTGMAC100_INT_BAD)
89
90/*
91 * Interrupt timer control register
92 */
93#define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0)
94#define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4)
95#define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7)
96#define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8)
97#define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12)
98#define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15)
99
100/*
101 * Automatic polling timer control register
102 */
103#define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0)
104#define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4)
105#define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8)
106#define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12)
107
108/*
109 * DMA burst length and arbitration control register
110 */
111#define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0)
112#define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3)
113#define FTGMAC100_DBLAC_RX_THR_EN (1 << 6)
114#define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8)
115#define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10)
116#define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12)
117#define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16)
118#define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20)
119#define FTGMAC100_DBLAC_IFG_INC (1 << 23)
120
121/*
122 * DMA FIFO status register
123 */
124#define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf)
125#define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf)
126#define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7)
127#define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf)
128#define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3)
129#define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf)
130#define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26)
131#define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27)
132#define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28)
133#define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29)
134#define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30)
135#define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31)
136
137/*
138 * Feature Register
139 */
140#define FTGMAC100_REVR_NEW_MDIO_INTERFACE BIT(31)
141
142/*
143 * Receive buffer size register
144 */
145#define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff)
146
147/*
148 * MAC control register
149 */
150#define FTGMAC100_MACCR_TXDMA_EN (1 << 0)
151#define FTGMAC100_MACCR_RXDMA_EN (1 << 1)
152#define FTGMAC100_MACCR_TXMAC_EN (1 << 2)
153#define FTGMAC100_MACCR_RXMAC_EN (1 << 3)
154#define FTGMAC100_MACCR_RM_VLAN (1 << 4)
155#define FTGMAC100_MACCR_HPTXR_EN (1 << 5)
156#define FTGMAC100_MACCR_LOOP_EN (1 << 6)
157#define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7)
158#define FTGMAC100_MACCR_FULLDUP (1 << 8)
159#define FTGMAC100_MACCR_GIGA_MODE (1 << 9)
160#define FTGMAC100_MACCR_CRC_APD (1 << 10)
161#define FTGMAC100_MACCR_PHY_LINK_LEVEL (1 << 11)
162#define FTGMAC100_MACCR_RX_RUNT (1 << 12)
163#define FTGMAC100_MACCR_JUMBO_LF (1 << 13)
164#define FTGMAC100_MACCR_RX_ALL (1 << 14)
165#define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15)
166#define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16)
167#define FTGMAC100_MACCR_RX_BROADPKT (1 << 17)
168#define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18)
169#define FTGMAC100_MACCR_FAST_MODE (1 << 19)
170#define FTGMAC100_MACCR_SW_RST (1 << 31)
171
172/*
173 * test mode control register
174 */
175#define FTGMAC100_TM_RQ_TX_VALID_DIS (1 << 28)
176#define FTGMAC100_TM_RQ_RR_IDLE_PREV (1 << 27)
177#define FTGMAC100_TM_DEFAULT \
178 (FTGMAC100_TM_RQ_TX_VALID_DIS | FTGMAC100_TM_RQ_RR_IDLE_PREV)
179
180/*
181 * PHY control register
182 */
183#define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f
184#define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f)
185#define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16)
186#define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21)
187#define FTGMAC100_PHYCR_MIIRD (1 << 26)
188#define FTGMAC100_PHYCR_MIIWR (1 << 27)
189
190/*
191 * PHY data register
192 */
193#define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff)
194#define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff)
195
196/*
197 * Flow control register
198 */
199#define FTGMAC100_FCR_FC_EN (1 << 0)
200#define FTGMAC100_FCR_FCTHR_EN (1 << 2)
201#define FTGMAC100_FCR_PAUSE_TIME(x) (((x) & 0xffff) << 16)
202
203/*
204 * Transmit descriptor, aligned to 16 bytes
205 */
206struct ftgmac100_txdes {
207 __le32 txdes0; /* Control & status bits */
208 __le32 txdes1; /* Irq, checksum and vlan control */
209 __le32 txdes2; /* Reserved */
210 __le32 txdes3; /* DMA buffer address */
211} __attribute__ ((aligned(16)));
212
213#define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff)
214#define FTGMAC100_TXDES0_CRC_ERR (1 << 19)
215#define FTGMAC100_TXDES0_LTS (1 << 28)
216#define FTGMAC100_TXDES0_FTS (1 << 29)
217#define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31)
218
219#define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff)
220#define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16)
221#define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17)
222#define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18)
223#define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19)
224#define FTGMAC100_TXDES1_LLC (1 << 22)
225#define FTGMAC100_TXDES1_TX2FIC (1 << 30)
226#define FTGMAC100_TXDES1_TXIC (1 << 31)
227
228/*
229 * Receive descriptor, aligned to 16 bytes
230 */
231struct ftgmac100_rxdes {
232 __le32 rxdes0; /* Control & status bits */
233 __le32 rxdes1; /* Checksum and vlan status */
234 __le32 rxdes2; /* length/type on AST2500 */
235 __le32 rxdes3; /* DMA buffer address */
236} __attribute__ ((aligned(16)));
237
238#define FTGMAC100_RXDES0_VDBC 0x3fff
239#define FTGMAC100_RXDES0_MULTICAST (1 << 16)
240#define FTGMAC100_RXDES0_BROADCAST (1 << 17)
241#define FTGMAC100_RXDES0_RX_ERR (1 << 18)
242#define FTGMAC100_RXDES0_CRC_ERR (1 << 19)
243#define FTGMAC100_RXDES0_FTL (1 << 20)
244#define FTGMAC100_RXDES0_RUNT (1 << 21)
245#define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22)
246#define FTGMAC100_RXDES0_FIFO_FULL (1 << 23)
247#define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24)
248#define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25)
249#define FTGMAC100_RXDES0_LRS (1 << 28)
250#define FTGMAC100_RXDES0_FRS (1 << 29)
251#define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31)
252
253/* Errors we care about for dropping packets */
254#define RXDES0_ANY_ERROR ( \
255 FTGMAC100_RXDES0_RX_ERR | \
256 FTGMAC100_RXDES0_CRC_ERR | \
257 FTGMAC100_RXDES0_FTL | \
258 FTGMAC100_RXDES0_RUNT | \
259 FTGMAC100_RXDES0_RX_ODD_NB)
260
261#define FTGMAC100_RXDES1_VLANTAG_CI 0xffff
262#define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20)
263#define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20)
264#define FTGMAC100_RXDES1_PROT_IP (0x1 << 20)
265#define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20)
266#define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20)
267#define FTGMAC100_RXDES1_LLC (1 << 22)
268#define FTGMAC100_RXDES1_DF (1 << 23)
269#define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24)
270#define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25)
271#define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26)
272#define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27)
273
274#endif /* __FTGMAC100_H */
1/*
2 * Faraday FTGMAC100 Gigabit Ethernet
3 *
4 * (C) Copyright 2009-2011 Faraday Technology
5 * Po-Yu Chuang <ratbert@faraday-tech.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22#ifndef __FTGMAC100_H
23#define __FTGMAC100_H
24
25#define FTGMAC100_OFFSET_ISR 0x00
26#define FTGMAC100_OFFSET_IER 0x04
27#define FTGMAC100_OFFSET_MAC_MADR 0x08
28#define FTGMAC100_OFFSET_MAC_LADR 0x0c
29#define FTGMAC100_OFFSET_MAHT0 0x10
30#define FTGMAC100_OFFSET_MAHT1 0x14
31#define FTGMAC100_OFFSET_NPTXPD 0x18
32#define FTGMAC100_OFFSET_RXPD 0x1c
33#define FTGMAC100_OFFSET_NPTXR_BADR 0x20
34#define FTGMAC100_OFFSET_RXR_BADR 0x24
35#define FTGMAC100_OFFSET_HPTXPD 0x28
36#define FTGMAC100_OFFSET_HPTXR_BADR 0x2c
37#define FTGMAC100_OFFSET_ITC 0x30
38#define FTGMAC100_OFFSET_APTC 0x34
39#define FTGMAC100_OFFSET_DBLAC 0x38
40#define FTGMAC100_OFFSET_DMAFIFOS 0x3c
41#define FTGMAC100_OFFSET_REVR 0x40
42#define FTGMAC100_OFFSET_FEAR 0x44
43#define FTGMAC100_OFFSET_TPAFCR 0x48
44#define FTGMAC100_OFFSET_RBSR 0x4c
45#define FTGMAC100_OFFSET_MACCR 0x50
46#define FTGMAC100_OFFSET_MACSR 0x54
47#define FTGMAC100_OFFSET_TM 0x58
48#define FTGMAC100_OFFSET_PHYCR 0x60
49#define FTGMAC100_OFFSET_PHYDATA 0x64
50#define FTGMAC100_OFFSET_FCR 0x68
51#define FTGMAC100_OFFSET_BPR 0x6c
52#define FTGMAC100_OFFSET_WOLCR 0x70
53#define FTGMAC100_OFFSET_WOLSR 0x74
54#define FTGMAC100_OFFSET_WFCRC 0x78
55#define FTGMAC100_OFFSET_WFBM1 0x80
56#define FTGMAC100_OFFSET_WFBM2 0x84
57#define FTGMAC100_OFFSET_WFBM3 0x88
58#define FTGMAC100_OFFSET_WFBM4 0x8c
59#define FTGMAC100_OFFSET_NPTXR_PTR 0x90
60#define FTGMAC100_OFFSET_HPTXR_PTR 0x94
61#define FTGMAC100_OFFSET_RXR_PTR 0x98
62#define FTGMAC100_OFFSET_TX 0xa0
63#define FTGMAC100_OFFSET_TX_MCOL_SCOL 0xa4
64#define FTGMAC100_OFFSET_TX_ECOL_FAIL 0xa8
65#define FTGMAC100_OFFSET_TX_LCOL_UND 0xac
66#define FTGMAC100_OFFSET_RX 0xb0
67#define FTGMAC100_OFFSET_RX_BC 0xb4
68#define FTGMAC100_OFFSET_RX_MC 0xb8
69#define FTGMAC100_OFFSET_RX_PF_AEP 0xbc
70#define FTGMAC100_OFFSET_RX_RUNT 0xc0
71#define FTGMAC100_OFFSET_RX_CRCER_FTL 0xc4
72#define FTGMAC100_OFFSET_RX_COL_LOST 0xc8
73
74/*
75 * Interrupt status register & interrupt enable register
76 */
77#define FTGMAC100_INT_RPKT_BUF (1 << 0)
78#define FTGMAC100_INT_RPKT_FIFO (1 << 1)
79#define FTGMAC100_INT_NO_RXBUF (1 << 2)
80#define FTGMAC100_INT_RPKT_LOST (1 << 3)
81#define FTGMAC100_INT_XPKT_ETH (1 << 4)
82#define FTGMAC100_INT_XPKT_FIFO (1 << 5)
83#define FTGMAC100_INT_NO_NPTXBUF (1 << 6)
84#define FTGMAC100_INT_XPKT_LOST (1 << 7)
85#define FTGMAC100_INT_AHB_ERR (1 << 8)
86#define FTGMAC100_INT_PHYSTS_CHG (1 << 9)
87#define FTGMAC100_INT_NO_HPTXBUF (1 << 10)
88
89/* Interrupts we care about in NAPI mode */
90#define FTGMAC100_INT_BAD (FTGMAC100_INT_RPKT_LOST | \
91 FTGMAC100_INT_XPKT_LOST | \
92 FTGMAC100_INT_AHB_ERR | \
93 FTGMAC100_INT_NO_RXBUF)
94
95/* Normal RX/TX interrupts, enabled when NAPI off */
96#define FTGMAC100_INT_RXTX (FTGMAC100_INT_XPKT_ETH | \
97 FTGMAC100_INT_RPKT_BUF)
98
99/* All the interrupts we care about */
100#define FTGMAC100_INT_ALL (FTGMAC100_INT_RPKT_BUF | \
101 FTGMAC100_INT_BAD)
102
103/*
104 * Interrupt timer control register
105 */
106#define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0)
107#define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4)
108#define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7)
109#define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8)
110#define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12)
111#define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15)
112
113/*
114 * Automatic polling timer control register
115 */
116#define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0)
117#define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4)
118#define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8)
119#define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12)
120
121/*
122 * DMA burst length and arbitration control register
123 */
124#define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0)
125#define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3)
126#define FTGMAC100_DBLAC_RX_THR_EN (1 << 6)
127#define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8)
128#define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10)
129#define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12)
130#define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16)
131#define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20)
132#define FTGMAC100_DBLAC_IFG_INC (1 << 23)
133
134/*
135 * DMA FIFO status register
136 */
137#define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf)
138#define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf)
139#define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7)
140#define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf)
141#define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3)
142#define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf)
143#define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26)
144#define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27)
145#define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28)
146#define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29)
147#define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30)
148#define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31)
149
150/*
151 * Feature Register
152 */
153#define FTGMAC100_REVR_NEW_MDIO_INTERFACE BIT(31)
154
155/*
156 * Receive buffer size register
157 */
158#define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff)
159
160/*
161 * MAC control register
162 */
163#define FTGMAC100_MACCR_TXDMA_EN (1 << 0)
164#define FTGMAC100_MACCR_RXDMA_EN (1 << 1)
165#define FTGMAC100_MACCR_TXMAC_EN (1 << 2)
166#define FTGMAC100_MACCR_RXMAC_EN (1 << 3)
167#define FTGMAC100_MACCR_RM_VLAN (1 << 4)
168#define FTGMAC100_MACCR_HPTXR_EN (1 << 5)
169#define FTGMAC100_MACCR_LOOP_EN (1 << 6)
170#define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7)
171#define FTGMAC100_MACCR_FULLDUP (1 << 8)
172#define FTGMAC100_MACCR_GIGA_MODE (1 << 9)
173#define FTGMAC100_MACCR_CRC_APD (1 << 10)
174#define FTGMAC100_MACCR_PHY_LINK_LEVEL (1 << 11)
175#define FTGMAC100_MACCR_RX_RUNT (1 << 12)
176#define FTGMAC100_MACCR_JUMBO_LF (1 << 13)
177#define FTGMAC100_MACCR_RX_ALL (1 << 14)
178#define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15)
179#define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16)
180#define FTGMAC100_MACCR_RX_BROADPKT (1 << 17)
181#define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18)
182#define FTGMAC100_MACCR_FAST_MODE (1 << 19)
183#define FTGMAC100_MACCR_SW_RST (1 << 31)
184
185/*
186 * PHY control register
187 */
188#define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f
189#define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f)
190#define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16)
191#define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21)
192#define FTGMAC100_PHYCR_MIIRD (1 << 26)
193#define FTGMAC100_PHYCR_MIIWR (1 << 27)
194
195/*
196 * PHY data register
197 */
198#define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff)
199#define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff)
200
201/*
202 * Flow control register
203 */
204#define FTGMAC100_FCR_FC_EN (1 << 0)
205#define FTGMAC100_FCR_FCTHR_EN (1 << 2)
206#define FTGMAC100_FCR_PAUSE_TIME(x) (((x) & 0xffff) << 16)
207
208/*
209 * Transmit descriptor, aligned to 16 bytes
210 */
211struct ftgmac100_txdes {
212 __le32 txdes0; /* Control & status bits */
213 __le32 txdes1; /* Irq, checksum and vlan control */
214 __le32 txdes2; /* Reserved */
215 __le32 txdes3; /* DMA buffer address */
216} __attribute__ ((aligned(16)));
217
218#define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff)
219#define FTGMAC100_TXDES0_CRC_ERR (1 << 19)
220#define FTGMAC100_TXDES0_LTS (1 << 28)
221#define FTGMAC100_TXDES0_FTS (1 << 29)
222#define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31)
223
224#define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff)
225#define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16)
226#define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17)
227#define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18)
228#define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19)
229#define FTGMAC100_TXDES1_LLC (1 << 22)
230#define FTGMAC100_TXDES1_TX2FIC (1 << 30)
231#define FTGMAC100_TXDES1_TXIC (1 << 31)
232
233/*
234 * Receive descriptor, aligned to 16 bytes
235 */
236struct ftgmac100_rxdes {
237 __le32 rxdes0; /* Control & status bits */
238 __le32 rxdes1; /* Checksum and vlan status */
239 __le32 rxdes2; /* length/type on AST2500 */
240 __le32 rxdes3; /* DMA buffer address */
241} __attribute__ ((aligned(16)));
242
243#define FTGMAC100_RXDES0_VDBC 0x3fff
244#define FTGMAC100_RXDES0_MULTICAST (1 << 16)
245#define FTGMAC100_RXDES0_BROADCAST (1 << 17)
246#define FTGMAC100_RXDES0_RX_ERR (1 << 18)
247#define FTGMAC100_RXDES0_CRC_ERR (1 << 19)
248#define FTGMAC100_RXDES0_FTL (1 << 20)
249#define FTGMAC100_RXDES0_RUNT (1 << 21)
250#define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22)
251#define FTGMAC100_RXDES0_FIFO_FULL (1 << 23)
252#define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24)
253#define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25)
254#define FTGMAC100_RXDES0_LRS (1 << 28)
255#define FTGMAC100_RXDES0_FRS (1 << 29)
256#define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31)
257
258/* Errors we care about for dropping packets */
259#define RXDES0_ANY_ERROR ( \
260 FTGMAC100_RXDES0_RX_ERR | \
261 FTGMAC100_RXDES0_CRC_ERR | \
262 FTGMAC100_RXDES0_FTL | \
263 FTGMAC100_RXDES0_RUNT | \
264 FTGMAC100_RXDES0_RX_ODD_NB)
265
266#define FTGMAC100_RXDES1_VLANTAG_CI 0xffff
267#define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20)
268#define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20)
269#define FTGMAC100_RXDES1_PROT_IP (0x1 << 20)
270#define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20)
271#define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20)
272#define FTGMAC100_RXDES1_LLC (1 << 22)
273#define FTGMAC100_RXDES1_DF (1 << 23)
274#define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24)
275#define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25)
276#define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26)
277#define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27)
278
279#endif /* __FTGMAC100_H */