4 * Copyright (C) 2015 STMicroelectronics Ltd
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * Author: Alexandre Torgue <alexandre.torgue@st.com>
19 #define GMAC_CONFIG 0x00000000
20 #define GMAC_PACKET_FILTER 0x00000008
21 #define GMAC_HASH_TAB_0_31 0x00000010
22 #define GMAC_HASH_TAB_32_63 0x00000014
23 #define GMAC_RX_FLOW_CTRL 0x00000090
24 #define GMAC_QX_TX_FLOW_CTRL(x) (0x70 + x * 4)
25 #define GMAC_TXQ_PRTY_MAP0 0x98
26 #define GMAC_TXQ_PRTY_MAP1 0x9C
27 #define GMAC_RXQ_CTRL0 0x000000a0
28 #define GMAC_RXQ_CTRL1 0x000000a4
29 #define GMAC_RXQ_CTRL2 0x000000a8
30 #define GMAC_RXQ_CTRL3 0x000000ac
31 #define GMAC_INT_STATUS 0x000000b0
32 #define GMAC_INT_EN 0x000000b4
33 #define GMAC_1US_TIC_COUNTER 0x000000dc
34 #define GMAC_PCS_BASE 0x000000e0
35 #define GMAC_PHYIF_CONTROL_STATUS 0x000000f8
36 #define GMAC_PMT 0x000000c0
37 #define GMAC_VERSION 0x00000110
38 #define GMAC_DEBUG 0x00000114
39 #define GMAC_HW_FEATURE0 0x0000011c
40 #define GMAC_HW_FEATURE1 0x00000120
41 #define GMAC_HW_FEATURE2 0x00000124
42 #define GMAC_MDIO_ADDR 0x00000200
43 #define GMAC_MDIO_DATA 0x00000204
44 #define GMAC_ADDR_HIGH(reg) (0x300 + reg * 8)
45 #define GMAC_ADDR_LOW(reg) (0x304 + reg * 8)
47 /* RX Queues Routing */
48 #define GMAC_RXQCTRL_AVCPQ_MASK GENMASK(2, 0)
49 #define GMAC_RXQCTRL_AVCPQ_SHIFT 0
50 #define GMAC_RXQCTRL_PTPQ_MASK GENMASK(6, 4)
51 #define GMAC_RXQCTRL_PTPQ_SHIFT 4
52 #define GMAC_RXQCTRL_DCBCPQ_MASK GENMASK(10, 8)
53 #define GMAC_RXQCTRL_DCBCPQ_SHIFT 8
54 #define GMAC_RXQCTRL_UPQ_MASK GENMASK(14, 12)
55 #define GMAC_RXQCTRL_UPQ_SHIFT 12
56 #define GMAC_RXQCTRL_MCBCQ_MASK GENMASK(18, 16)
57 #define GMAC_RXQCTRL_MCBCQ_SHIFT 16
58 #define GMAC_RXQCTRL_MCBCQEN BIT(20)
59 #define GMAC_RXQCTRL_MCBCQEN_SHIFT 20
60 #define GMAC_RXQCTRL_TACPQE BIT(21)
61 #define GMAC_RXQCTRL_TACPQE_SHIFT 21
63 /* MAC Packet Filtering */
64 #define GMAC_PACKET_FILTER_PR BIT(0)
65 #define GMAC_PACKET_FILTER_HMC BIT(2)
66 #define GMAC_PACKET_FILTER_PM BIT(4)
68 #define GMAC_MAX_PERFECT_ADDRESSES 128
70 /* MAC RX Queue Enable */
71 #define GMAC_RX_QUEUE_CLEAR(queue) ~(GENMASK(1, 0) << ((queue) * 2))
72 #define GMAC_RX_AV_QUEUE_ENABLE(queue) BIT((queue) * 2)
73 #define GMAC_RX_DCB_QUEUE_ENABLE(queue) BIT(((queue) * 2) + 1)
75 /* MAC Flow Control RX */
76 #define GMAC_RX_FLOW_CTRL_RFE BIT(0)
78 /* RX Queues Priorities */
79 #define GMAC_RXQCTRL_PSRQX_MASK(x) GENMASK(7 + ((x) * 8), 0 + ((x) * 8))
80 #define GMAC_RXQCTRL_PSRQX_SHIFT(x) ((x) * 8)
82 /* TX Queues Priorities */
83 #define GMAC_TXQCTRL_PSTQX_MASK(x) GENMASK(7 + ((x) * 8), 0 + ((x) * 8))
84 #define GMAC_TXQCTRL_PSTQX_SHIFT(x) ((x) * 8)
86 /* MAC Flow Control TX */
87 #define GMAC_TX_FLOW_CTRL_TFE BIT(1)
88 #define GMAC_TX_FLOW_CTRL_PT_SHIFT 16
90 /* MAC Interrupt bitmap*/
91 #define GMAC_INT_RGSMIIS BIT(0)
92 #define GMAC_INT_PCS_LINK BIT(1)
93 #define GMAC_INT_PCS_ANE BIT(2)
94 #define GMAC_INT_PCS_PHYIS BIT(3)
95 #define GMAC_INT_PMT_EN BIT(4)
96 #define GMAC_INT_LPI_EN BIT(5)
98 #define GMAC_PCS_IRQ_DEFAULT (GMAC_INT_RGSMIIS | GMAC_INT_PCS_LINK | \
101 #define GMAC_INT_DEFAULT_MASK GMAC_INT_PMT_EN
103 enum dwmac4_irq_status {
104 time_stamp_irq = 0x00001000,
105 mmc_rx_csum_offload_irq = 0x00000800,
106 mmc_tx_irq = 0x00000400,
107 mmc_rx_irq = 0x00000200,
108 mmc_irq = 0x00000100,
109 pmt_irq = 0x00000010,
114 pointer_reset = 0x80000000,
115 global_unicast = 0x00000200,
116 wake_up_rx_frame = 0x00000040,
117 magic_frame = 0x00000020,
118 wake_up_frame_en = 0x00000004,
119 magic_pkt_en = 0x00000002,
120 power_down = 0x00000001,
123 /* Energy Efficient Ethernet (EEE) for GMAC4
125 * LPI status, timer and control register offset
127 #define GMAC4_LPI_CTRL_STATUS 0xd0
128 #define GMAC4_LPI_TIMER_CTRL 0xd4
130 /* LPI control and status defines */
131 #define GMAC4_LPI_CTRL_STATUS_LPITCSE BIT(21) /* LPI Tx Clock Stop Enable */
132 #define GMAC4_LPI_CTRL_STATUS_LPITXA BIT(19) /* Enable LPI TX Automate */
133 #define GMAC4_LPI_CTRL_STATUS_PLS BIT(17) /* PHY Link Status */
134 #define GMAC4_LPI_CTRL_STATUS_LPIEN BIT(16) /* LPI Enable */
136 /* MAC Debug bitmap */
137 #define GMAC_DEBUG_TFCSTS_MASK GENMASK(18, 17)
138 #define GMAC_DEBUG_TFCSTS_SHIFT 17
139 #define GMAC_DEBUG_TFCSTS_IDLE 0
140 #define GMAC_DEBUG_TFCSTS_WAIT 1
141 #define GMAC_DEBUG_TFCSTS_GEN_PAUSE 2
142 #define GMAC_DEBUG_TFCSTS_XFER 3
143 #define GMAC_DEBUG_TPESTS BIT(16)
144 #define GMAC_DEBUG_RFCFCSTS_MASK GENMASK(2, 1)
145 #define GMAC_DEBUG_RFCFCSTS_SHIFT 1
146 #define GMAC_DEBUG_RPESTS BIT(0)
149 #define GMAC_CONFIG_IPC BIT(27)
150 #define GMAC_CONFIG_2K BIT(22)
151 #define GMAC_CONFIG_ACS BIT(20)
152 #define GMAC_CONFIG_BE BIT(18)
153 #define GMAC_CONFIG_JD BIT(17)
154 #define GMAC_CONFIG_JE BIT(16)
155 #define GMAC_CONFIG_PS BIT(15)
156 #define GMAC_CONFIG_FES BIT(14)
157 #define GMAC_CONFIG_DM BIT(13)
158 #define GMAC_CONFIG_DCRS BIT(9)
159 #define GMAC_CONFIG_TE BIT(1)
160 #define GMAC_CONFIG_RE BIT(0)
162 /* MAC HW features0 bitmap */
163 #define GMAC_HW_FEAT_ADDMAC BIT(18)
164 #define GMAC_HW_FEAT_RXCOESEL BIT(16)
165 #define GMAC_HW_FEAT_TXCOSEL BIT(14)
166 #define GMAC_HW_FEAT_EEESEL BIT(13)
167 #define GMAC_HW_FEAT_TSSEL BIT(12)
168 #define GMAC_HW_FEAT_MMCSEL BIT(8)
169 #define GMAC_HW_FEAT_MGKSEL BIT(7)
170 #define GMAC_HW_FEAT_RWKSEL BIT(6)
171 #define GMAC_HW_FEAT_SMASEL BIT(5)
172 #define GMAC_HW_FEAT_VLHASH BIT(4)
173 #define GMAC_HW_FEAT_PCSSEL BIT(3)
174 #define GMAC_HW_FEAT_HDSEL BIT(2)
175 #define GMAC_HW_FEAT_GMIISEL BIT(1)
176 #define GMAC_HW_FEAT_MIISEL BIT(0)
178 /* MAC HW features1 bitmap */
179 #define GMAC_HW_FEAT_AVSEL BIT(20)
180 #define GMAC_HW_TSOEN BIT(18)
181 #define GMAC_HW_TXFIFOSIZE GENMASK(10, 6)
182 #define GMAC_HW_RXFIFOSIZE GENMASK(4, 0)
184 /* MAC HW features2 bitmap */
185 #define GMAC_HW_FEAT_TXCHCNT GENMASK(21, 18)
186 #define GMAC_HW_FEAT_RXCHCNT GENMASK(15, 12)
187 #define GMAC_HW_FEAT_TXQCNT GENMASK(9, 6)
188 #define GMAC_HW_FEAT_RXQCNT GENMASK(3, 0)
190 /* MAC HW ADDR regs */
191 #define GMAC_HI_DCS GENMASK(18, 16)
192 #define GMAC_HI_DCS_SHIFT 16
193 #define GMAC_HI_REG_AE BIT(31)
196 #define MTL_OPERATION_MODE 0x00000c00
197 #define MTL_OPERATION_SCHALG_MASK GENMASK(6, 5)
198 #define MTL_OPERATION_SCHALG_WRR (0x0 << 5)
199 #define MTL_OPERATION_SCHALG_WFQ (0x1 << 5)
200 #define MTL_OPERATION_SCHALG_DWRR (0x2 << 5)
201 #define MTL_OPERATION_SCHALG_SP (0x3 << 5)
202 #define MTL_OPERATION_RAA BIT(2)
203 #define MTL_OPERATION_RAA_SP (0x0 << 2)
204 #define MTL_OPERATION_RAA_WSP (0x1 << 2)
206 #define MTL_INT_STATUS 0x00000c20
207 #define MTL_INT_QX(x) BIT(x)
209 #define MTL_RXQ_DMA_MAP0 0x00000c30 /* queue 0 to 3 */
210 #define MTL_RXQ_DMA_MAP1 0x00000c34 /* queue 4 to 7 */
211 #define MTL_RXQ_DMA_Q04MDMACH_MASK GENMASK(3, 0)
212 #define MTL_RXQ_DMA_Q04MDMACH(x) ((x) << 0)
213 #define MTL_RXQ_DMA_QXMDMACH_MASK(x) GENMASK(11 + (8 * ((x) - 1)), 8 * (x))
214 #define MTL_RXQ_DMA_QXMDMACH(chan, q) ((chan) << (8 * (q)))
216 #define MTL_CHAN_BASE_ADDR 0x00000d00
217 #define MTL_CHAN_BASE_OFFSET 0x40
218 #define MTL_CHANX_BASE_ADDR(x) (MTL_CHAN_BASE_ADDR + \
219 (x * MTL_CHAN_BASE_OFFSET))
221 #define MTL_CHAN_TX_OP_MODE(x) MTL_CHANX_BASE_ADDR(x)
222 #define MTL_CHAN_TX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x8)
223 #define MTL_CHAN_INT_CTRL(x) (MTL_CHANX_BASE_ADDR(x) + 0x2c)
224 #define MTL_CHAN_RX_OP_MODE(x) (MTL_CHANX_BASE_ADDR(x) + 0x30)
225 #define MTL_CHAN_RX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x38)
227 #define MTL_OP_MODE_RSF BIT(5)
228 #define MTL_OP_MODE_TXQEN BIT(3)
229 #define MTL_OP_MODE_TSF BIT(1)
231 #define MTL_OP_MODE_TQS_MASK GENMASK(24, 16)
232 #define MTL_OP_MODE_TQS_SHIFT 16
234 #define MTL_OP_MODE_TTC_MASK 0x70
235 #define MTL_OP_MODE_TTC_SHIFT 4
237 #define MTL_OP_MODE_TTC_32 0
238 #define MTL_OP_MODE_TTC_64 (1 << MTL_OP_MODE_TTC_SHIFT)
239 #define MTL_OP_MODE_TTC_96 (2 << MTL_OP_MODE_TTC_SHIFT)
240 #define MTL_OP_MODE_TTC_128 (3 << MTL_OP_MODE_TTC_SHIFT)
241 #define MTL_OP_MODE_TTC_192 (4 << MTL_OP_MODE_TTC_SHIFT)
242 #define MTL_OP_MODE_TTC_256 (5 << MTL_OP_MODE_TTC_SHIFT)
243 #define MTL_OP_MODE_TTC_384 (6 << MTL_OP_MODE_TTC_SHIFT)
244 #define MTL_OP_MODE_TTC_512 (7 << MTL_OP_MODE_TTC_SHIFT)
246 #define MTL_OP_MODE_RQS_MASK GENMASK(29, 20)
247 #define MTL_OP_MODE_RQS_SHIFT 20
249 #define MTL_OP_MODE_RFD_MASK GENMASK(19, 14)
250 #define MTL_OP_MODE_RFD_SHIFT 14
252 #define MTL_OP_MODE_RFA_MASK GENMASK(13, 8)
253 #define MTL_OP_MODE_RFA_SHIFT 8
255 #define MTL_OP_MODE_EHFC BIT(7)
257 #define MTL_OP_MODE_RTC_MASK 0x18
258 #define MTL_OP_MODE_RTC_SHIFT 3
260 #define MTL_OP_MODE_RTC_32 (1 << MTL_OP_MODE_RTC_SHIFT)
261 #define MTL_OP_MODE_RTC_64 0
262 #define MTL_OP_MODE_RTC_96 (2 << MTL_OP_MODE_RTC_SHIFT)
263 #define MTL_OP_MODE_RTC_128 (3 << MTL_OP_MODE_RTC_SHIFT)
265 /* MTL ETS Control register */
266 #define MTL_ETS_CTRL_BASE_ADDR 0x00000d10
267 #define MTL_ETS_CTRL_BASE_OFFSET 0x40
268 #define MTL_ETSX_CTRL_BASE_ADDR(x) (MTL_ETS_CTRL_BASE_ADDR + \
269 ((x) * MTL_ETS_CTRL_BASE_OFFSET))
271 #define MTL_ETS_CTRL_CC BIT(3)
272 #define MTL_ETS_CTRL_AVALG BIT(2)
274 /* MTL Queue Quantum Weight */
275 #define MTL_TXQ_WEIGHT_BASE_ADDR 0x00000d18
276 #define MTL_TXQ_WEIGHT_BASE_OFFSET 0x40
277 #define MTL_TXQX_WEIGHT_BASE_ADDR(x) (MTL_TXQ_WEIGHT_BASE_ADDR + \
278 ((x) * MTL_TXQ_WEIGHT_BASE_OFFSET))
279 #define MTL_TXQ_WEIGHT_ISCQW_MASK GENMASK(20, 0)
281 /* MTL sendSlopeCredit register */
282 #define MTL_SEND_SLP_CRED_BASE_ADDR 0x00000d1c
283 #define MTL_SEND_SLP_CRED_OFFSET 0x40
284 #define MTL_SEND_SLP_CREDX_BASE_ADDR(x) (MTL_SEND_SLP_CRED_BASE_ADDR + \
285 ((x) * MTL_SEND_SLP_CRED_OFFSET))
287 #define MTL_SEND_SLP_CRED_SSC_MASK GENMASK(13, 0)
289 /* MTL hiCredit register */
290 #define MTL_HIGH_CRED_BASE_ADDR 0x00000d20
291 #define MTL_HIGH_CRED_OFFSET 0x40
292 #define MTL_HIGH_CREDX_BASE_ADDR(x) (MTL_HIGH_CRED_BASE_ADDR + \
293 ((x) * MTL_HIGH_CRED_OFFSET))
295 #define MTL_HIGH_CRED_HC_MASK GENMASK(28, 0)
297 /* MTL loCredit register */
298 #define MTL_LOW_CRED_BASE_ADDR 0x00000d24
299 #define MTL_LOW_CRED_OFFSET 0x40
300 #define MTL_LOW_CREDX_BASE_ADDR(x) (MTL_LOW_CRED_BASE_ADDR + \
301 ((x) * MTL_LOW_CRED_OFFSET))
303 #define MTL_HIGH_CRED_LC_MASK GENMASK(28, 0)
306 #define MTL_DEBUG_TXSTSFSTS BIT(5)
307 #define MTL_DEBUG_TXFSTS BIT(4)
308 #define MTL_DEBUG_TWCSTS BIT(3)
310 /* MTL debug: Tx FIFO Read Controller Status */
311 #define MTL_DEBUG_TRCSTS_MASK GENMASK(2, 1)
312 #define MTL_DEBUG_TRCSTS_SHIFT 1
313 #define MTL_DEBUG_TRCSTS_IDLE 0
314 #define MTL_DEBUG_TRCSTS_READ 1
315 #define MTL_DEBUG_TRCSTS_TXW 2
316 #define MTL_DEBUG_TRCSTS_WRITE 3
317 #define MTL_DEBUG_TXPAUSED BIT(0)
319 /* MAC debug: GMII or MII Transmit Protocol Engine Status */
320 #define MTL_DEBUG_RXFSTS_MASK GENMASK(5, 4)
321 #define MTL_DEBUG_RXFSTS_SHIFT 4
322 #define MTL_DEBUG_RXFSTS_EMPTY 0
323 #define MTL_DEBUG_RXFSTS_BT 1
324 #define MTL_DEBUG_RXFSTS_AT 2
325 #define MTL_DEBUG_RXFSTS_FULL 3
326 #define MTL_DEBUG_RRCSTS_MASK GENMASK(2, 1)
327 #define MTL_DEBUG_RRCSTS_SHIFT 1
328 #define MTL_DEBUG_RRCSTS_IDLE 0
329 #define MTL_DEBUG_RRCSTS_RDATA 1
330 #define MTL_DEBUG_RRCSTS_RSTAT 2
331 #define MTL_DEBUG_RRCSTS_FLUSH 3
332 #define MTL_DEBUG_RWCSTS BIT(0)
335 #define MTL_RX_OVERFLOW_INT_EN BIT(24)
336 #define MTL_RX_OVERFLOW_INT BIT(16)
338 /* Default operating mode of the MAC */
339 #define GMAC_CORE_INIT (GMAC_CONFIG_JD | GMAC_CONFIG_PS | \
340 GMAC_CONFIG_BE | GMAC_CONFIG_DCRS)
342 /* To dump the core regs excluding the Address Registers */
343 #define GMAC_REG_NUM 132
346 #define MTL_DEBUG_TXSTSFSTS BIT(5)
347 #define MTL_DEBUG_TXFSTS BIT(4)
348 #define MTL_DEBUG_TWCSTS BIT(3)
350 /* MTL debug: Tx FIFO Read Controller Status */
351 #define MTL_DEBUG_TRCSTS_MASK GENMASK(2, 1)
352 #define MTL_DEBUG_TRCSTS_SHIFT 1
353 #define MTL_DEBUG_TRCSTS_IDLE 0
354 #define MTL_DEBUG_TRCSTS_READ 1
355 #define MTL_DEBUG_TRCSTS_TXW 2
356 #define MTL_DEBUG_TRCSTS_WRITE 3
357 #define MTL_DEBUG_TXPAUSED BIT(0)
359 /* MAC debug: GMII or MII Transmit Protocol Engine Status */
360 #define MTL_DEBUG_RXFSTS_MASK GENMASK(5, 4)
361 #define MTL_DEBUG_RXFSTS_SHIFT 4
362 #define MTL_DEBUG_RXFSTS_EMPTY 0
363 #define MTL_DEBUG_RXFSTS_BT 1
364 #define MTL_DEBUG_RXFSTS_AT 2
365 #define MTL_DEBUG_RXFSTS_FULL 3
366 #define MTL_DEBUG_RRCSTS_MASK GENMASK(2, 1)
367 #define MTL_DEBUG_RRCSTS_SHIFT 1
368 #define MTL_DEBUG_RRCSTS_IDLE 0
369 #define MTL_DEBUG_RRCSTS_RDATA 1
370 #define MTL_DEBUG_RRCSTS_RSTAT 2
371 #define MTL_DEBUG_RRCSTS_FLUSH 3
372 #define MTL_DEBUG_RWCSTS BIT(0)
374 /* SGMII/RGMII status register */
375 #define GMAC_PHYIF_CTRLSTATUS_TC BIT(0)
376 #define GMAC_PHYIF_CTRLSTATUS_LUD BIT(1)
377 #define GMAC_PHYIF_CTRLSTATUS_SMIDRXS BIT(4)
378 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD BIT(16)
379 #define GMAC_PHYIF_CTRLSTATUS_SPEED GENMASK(18, 17)
380 #define GMAC_PHYIF_CTRLSTATUS_SPEED_SHIFT 17
381 #define GMAC_PHYIF_CTRLSTATUS_LNKSTS BIT(19)
382 #define GMAC_PHYIF_CTRLSTATUS_JABTO BIT(20)
383 #define GMAC_PHYIF_CTRLSTATUS_FALSECARDET BIT(21)
385 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK 0x1
387 #define GMAC_PHYIF_CTRLSTATUS_SPEED_125 0x2
388 #define GMAC_PHYIF_CTRLSTATUS_SPEED_25 0x1
389 #define GMAC_PHYIF_CTRLSTATUS_SPEED_2_5 0x0
391 extern const struct stmmac_dma_ops dwmac4_dma_ops;
392 extern const struct stmmac_dma_ops dwmac410_dma_ops;
393 #endif /* __DWMAC4_H__ */