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Macpaul Linb3dbf4a52010-12-21 16:59:46 +08001/*
2 * Faraday FTGMAC100 Ethernet
3 *
4 * (C) Copyright 2010 Faraday Technology
5 * Po-Yu Chuang <ratbert@faraday-tech.com>
6 *
7 * (C) Copyright 2010 Andes Technology
8 * Macpaul Lin <macpaul@andestech.com>
9 *
Wolfgang Denk1a459662013-07-08 09:37:19 +020010 * SPDX-License-Identifier: GPL-2.0+
Macpaul Linb3dbf4a52010-12-21 16:59:46 +080011 */
12
13#ifndef __FTGMAC100_H
14#define __FTGMAC100_H
15
16/* The registers offset table of ftgmac100 */
17struct ftgmac100 {
18 unsigned int isr; /* 0x00 */
19 unsigned int ier; /* 0x04 */
20 unsigned int mac_madr; /* 0x08 */
21 unsigned int mac_ladr; /* 0x0c */
22 unsigned int maht0; /* 0x10 */
23 unsigned int maht1; /* 0x14 */
24 unsigned int txpd; /* 0x18 */
25 unsigned int rxpd; /* 0x1c */
26 unsigned int txr_badr; /* 0x20 */
27 unsigned int rxr_badr; /* 0x24 */
28 unsigned int hptxpd; /* 0x28 */
29 unsigned int hptxpd_badr; /* 0x2c */
30 unsigned int itc; /* 0x30 */
31 unsigned int aptc; /* 0x34 */
32 unsigned int dblac; /* 0x38 */
33 unsigned int dmafifos; /* 0x3c */
34 unsigned int revr; /* 0x40 */
35 unsigned int fear; /* 0x44 */
36 unsigned int tpafcr; /* 0x48 */
37 unsigned int rbsr; /* 0x4c */
38 unsigned int maccr; /* 0x50 */
39 unsigned int macsr; /* 0x54 */
40 unsigned int tm; /* 0x58 */
41 unsigned int resv1; /* 0x5c */ /* not defined in spec */
42 unsigned int phycr; /* 0x60 */
43 unsigned int phydata; /* 0x64 */
44 unsigned int fcr; /* 0x68 */
45 unsigned int bpr; /* 0x6c */
46 unsigned int wolcr; /* 0x70 */
47 unsigned int wolsr; /* 0x74 */
48 unsigned int wfcrc; /* 0x78 */
49 unsigned int resv2; /* 0x7c */ /* not defined in spec */
50 unsigned int wfbm1; /* 0x80 */
51 unsigned int wfbm2; /* 0x84 */
52 unsigned int wfbm3; /* 0x88 */
53 unsigned int wfbm4; /* 0x8c */
54 unsigned int nptxr_ptr; /* 0x90 */
55 unsigned int hptxr_ptr; /* 0x94 */
56 unsigned int rxr_ptr; /* 0x98 */
57 unsigned int resv3; /* 0x9c */ /* not defined in spec */
58 unsigned int tx; /* 0xa0 */
59 unsigned int tx_mcol_scol; /* 0xa4 */
60 unsigned int tx_ecol_fail; /* 0xa8 */
61 unsigned int tx_lcol_und; /* 0xac */
62 unsigned int rx; /* 0xb0 */
63 unsigned int rx_bc; /* 0xb4 */
64 unsigned int rx_mc; /* 0xb8 */
65 unsigned int rx_pf_aep; /* 0xbc */
66 unsigned int rx_runt; /* 0xc0 */
67 unsigned int rx_crcer_ftl; /* 0xc4 */
68 unsigned int rx_col_lost; /* 0xc8 */
69};
70
71/*
72 * Interrupt status register & interrupt enable register
73 */
74#define FTGMAC100_INT_RPKT_BUF (1 << 0)
75#define FTGMAC100_INT_RPKT_FIFO (1 << 1)
76#define FTGMAC100_INT_NO_RXBUF (1 << 2)
77#define FTGMAC100_INT_RPKT_LOST (1 << 3)
78#define FTGMAC100_INT_XPKT_ETH (1 << 4)
79#define FTGMAC100_INT_XPKT_FIFO (1 << 5)
80#define FTGMAC100_INT_NO_NPTXBUF (1 << 6)
81#define FTGMAC100_INT_XPKT_LOST (1 << 7)
82#define FTGMAC100_INT_AHB_ERR (1 << 8)
83#define FTGMAC100_INT_PHYSTS_CHG (1 << 9)
84#define FTGMAC100_INT_NO_HPTXBUF (1 << 10)
85
86/*
87 * Interrupt timer control register
88 */
89#define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0)
90#define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4)
91#define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7)
92#define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8)
93#define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12)
94#define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15)
95
96/*
97 * Automatic polling timer control register
98 */
99#define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0)
100#define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4)
101#define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8)
102#define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12)
103
104/*
105 * DMA burst length and arbitration control register
106 */
107#define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0)
108#define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3)
109#define FTGMAC100_DBLAC_RX_THR_EN (1 << 6)
110#define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8)
111#define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10)
112#define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12)
113#define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16)
114#define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20)
115#define FTGMAC100_DBLAC_IFG_INC (1 << 23)
116
117/*
118 * DMA FIFO status register
119 */
120#define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf)
121#define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf)
122#define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7)
123#define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf)
124#define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3)
125#define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf)
126#define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26)
127#define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27)
128#define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28)
129#define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29)
130#define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30)
131#define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31)
132
133/*
134 * Receive buffer size register
135 */
136#define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff)
137
138/*
139 * MAC control register
140 */
141#define FTGMAC100_MACCR_TXDMA_EN (1 << 0)
142#define FTGMAC100_MACCR_RXDMA_EN (1 << 1)
143#define FTGMAC100_MACCR_TXMAC_EN (1 << 2)
144#define FTGMAC100_MACCR_RXMAC_EN (1 << 3)
145#define FTGMAC100_MACCR_RM_VLAN (1 << 4)
146#define FTGMAC100_MACCR_HPTXR_EN (1 << 5)
147#define FTGMAC100_MACCR_LOOP_EN (1 << 6)
148#define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7)
149#define FTGMAC100_MACCR_FULLDUP (1 << 8)
150#define FTGMAC100_MACCR_GIGA_MODE (1 << 9)
151#define FTGMAC100_MACCR_CRC_APD (1 << 10)
152#define FTGMAC100_MACCR_RX_RUNT (1 << 12)
153#define FTGMAC100_MACCR_JUMBO_LF (1 << 13)
154#define FTGMAC100_MACCR_RX_ALL (1 << 14)
155#define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15)
156#define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16)
157#define FTGMAC100_MACCR_RX_BROADPKT (1 << 17)
158#define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18)
159#define FTGMAC100_MACCR_FAST_MODE (1 << 19)
160#define FTGMAC100_MACCR_SW_RST (1 << 31)
161
162/*
163 * PHY control register
164 */
165#define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f
166#define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f)
167#define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16)
168#define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21)
169#define FTGMAC100_PHYCR_MIIRD (1 << 26)
170#define FTGMAC100_PHYCR_MIIWR (1 << 27)
171
172/*
173 * PHY data register
174 */
175#define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff)
176#define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff)
177
178/*
179 * Transmit descriptor, aligned to 16 bytes
180 */
181struct ftgmac100_txdes {
182 unsigned int txdes0;
183 unsigned int txdes1;
184 unsigned int txdes2; /* not used by HW */
185 unsigned int txdes3; /* TXBUF_BADR */
186} __attribute__ ((aligned(16)));
187
188#define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff)
189#define FTGMAC100_TXDES0_EDOTR (1 << 15)
190#define FTGMAC100_TXDES0_CRC_ERR (1 << 19)
191#define FTGMAC100_TXDES0_LTS (1 << 28)
192#define FTGMAC100_TXDES0_FTS (1 << 29)
193#define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31)
194
195#define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff)
196#define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16)
197#define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17)
198#define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18)
199#define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19)
200#define FTGMAC100_TXDES1_LLC (1 << 22)
201#define FTGMAC100_TXDES1_TX2FIC (1 << 30)
202#define FTGMAC100_TXDES1_TXIC (1 << 31)
203
204/*
205 * Receive descriptor, aligned to 16 bytes
206 */
207struct ftgmac100_rxdes {
208 unsigned int rxdes0;
209 unsigned int rxdes1;
210 unsigned int rxdes2; /* not used by HW */
211 unsigned int rxdes3; /* RXBUF_BADR */
212} __attribute__ ((aligned(16)));
213
214#define FTGMAC100_RXDES0_VDBC(x) ((x) & 0x3fff)
215#define FTGMAC100_RXDES0_EDORR (1 << 15)
216#define FTGMAC100_RXDES0_MULTICAST (1 << 16)
217#define FTGMAC100_RXDES0_BROADCAST (1 << 17)
218#define FTGMAC100_RXDES0_RX_ERR (1 << 18)
219#define FTGMAC100_RXDES0_CRC_ERR (1 << 19)
220#define FTGMAC100_RXDES0_FTL (1 << 20)
221#define FTGMAC100_RXDES0_RUNT (1 << 21)
222#define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22)
223#define FTGMAC100_RXDES0_FIFO_FULL (1 << 23)
224#define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24)
225#define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25)
226#define FTGMAC100_RXDES0_LRS (1 << 28)
227#define FTGMAC100_RXDES0_FRS (1 << 29)
228#define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31)
229
230#define FTGMAC100_RXDES1_VLANTAG_CI 0xffff
231#define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20)
232#define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20)
233#define FTGMAC100_RXDES1_PROT_IP (0x1 << 20)
234#define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20)
235#define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20)
236#define FTGMAC100_RXDES1_LLC (1 << 22)
237#define FTGMAC100_RXDES1_DF (1 << 23)
238#define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24)
239#define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25)
240#define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26)
241#define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27)
242
243#endif /* __FTGMAC100_H */