1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * DWMAC4 Header file.
4  *
5  * Copyright (C) 2015  STMicroelectronics Ltd
6  *
7  * Author: Alexandre Torgue <alexandre.torgue@st.com>
8  */
9 
10 #ifndef __DWMAC4_H__
11 #define __DWMAC4_H__
12 
13 #include "common.h"
14 
15 /*  MAC registers */
16 #define GMAC_CONFIG			0x00000000
17 #define GMAC_PACKET_FILTER		0x00000008
18 #define GMAC_HASH_TAB(x)		(0x10 + (x) * 4)
19 #define GMAC_VLAN_TAG			0x00000050
20 #define GMAC_VLAN_HASH_TABLE		0x00000058
21 #define GMAC_RX_FLOW_CTRL		0x00000090
22 #define GMAC_VLAN_INCL			0x00000060
23 #define GMAC_QX_TX_FLOW_CTRL(x)		(0x70 + x * 4)
24 #define GMAC_TXQ_PRTY_MAP0		0x98
25 #define GMAC_TXQ_PRTY_MAP1		0x9C
26 #define GMAC_RXQ_CTRL0			0x000000a0
27 #define GMAC_RXQ_CTRL1			0x000000a4
28 #define GMAC_RXQ_CTRL2			0x000000a8
29 #define GMAC_RXQ_CTRL3			0x000000ac
30 #define GMAC_INT_STATUS			0x000000b0
31 #define GMAC_INT_EN			0x000000b4
32 #define GMAC_1US_TIC_COUNTER		0x000000dc
33 #define GMAC_PCS_BASE			0x000000e0
34 #define GMAC_PHYIF_CONTROL_STATUS	0x000000f8
35 #define GMAC_PMT			0x000000c0
36 #define GMAC_DEBUG			0x00000114
37 #define GMAC_HW_FEATURE0		0x0000011c
38 #define GMAC_HW_FEATURE1		0x00000120
39 #define GMAC_HW_FEATURE2		0x00000124
40 #define GMAC_HW_FEATURE3		0x00000128
41 #define GMAC_MDIO_ADDR			0x00000200
42 #define GMAC_MDIO_DATA			0x00000204
43 #define GMAC_ARP_ADDR			0x00000210
44 #define GMAC_ADDR_HIGH(reg)		(0x300 + reg * 8)
45 #define GMAC_ADDR_LOW(reg)		(0x304 + reg * 8)
46 
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
62 
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)
67 #define GMAC_PACKET_FILTER_PCF		BIT(7)
68 #define GMAC_PACKET_FILTER_HPF		BIT(10)
69 #define GMAC_PACKET_FILTER_VTFE		BIT(16)
70 
71 #define GMAC_MAX_PERFECT_ADDRESSES	128
72 
73 /* MAC VLAN */
74 #define GMAC_VLAN_EDVLP			BIT(26)
75 #define GMAC_VLAN_VTHM			BIT(25)
76 #define GMAC_VLAN_DOVLTC		BIT(20)
77 #define GMAC_VLAN_ESVL			BIT(18)
78 #define GMAC_VLAN_ETV			BIT(16)
79 #define GMAC_VLAN_VID			GENMASK(15, 0)
80 #define GMAC_VLAN_VLTI			BIT(20)
81 #define GMAC_VLAN_CSVL			BIT(19)
82 #define GMAC_VLAN_VLC			GENMASK(17, 16)
83 #define GMAC_VLAN_VLC_SHIFT		16
84 
85 /* MAC RX Queue Enable */
86 #define GMAC_RX_QUEUE_CLEAR(queue)	~(GENMASK(1, 0) << ((queue) * 2))
87 #define GMAC_RX_AV_QUEUE_ENABLE(queue)	BIT((queue) * 2)
88 #define GMAC_RX_DCB_QUEUE_ENABLE(queue)	BIT(((queue) * 2) + 1)
89 
90 /* MAC Flow Control RX */
91 #define GMAC_RX_FLOW_CTRL_RFE		BIT(0)
92 
93 /* RX Queues Priorities */
94 #define GMAC_RXQCTRL_PSRQX_MASK(x)	GENMASK(7 + ((x) * 8), 0 + ((x) * 8))
95 #define GMAC_RXQCTRL_PSRQX_SHIFT(x)	((x) * 8)
96 
97 /* TX Queues Priorities */
98 #define GMAC_TXQCTRL_PSTQX_MASK(x)	GENMASK(7 + ((x) * 8), 0 + ((x) * 8))
99 #define GMAC_TXQCTRL_PSTQX_SHIFT(x)	((x) * 8)
100 
101 /* MAC Flow Control TX */
102 #define GMAC_TX_FLOW_CTRL_TFE		BIT(1)
103 #define GMAC_TX_FLOW_CTRL_PT_SHIFT	16
104 
105 /*  MAC Interrupt bitmap*/
106 #define GMAC_INT_RGSMIIS		BIT(0)
107 #define GMAC_INT_PCS_LINK		BIT(1)
108 #define GMAC_INT_PCS_ANE		BIT(2)
109 #define GMAC_INT_PCS_PHYIS		BIT(3)
110 #define GMAC_INT_PMT_EN			BIT(4)
111 #define GMAC_INT_LPI_EN			BIT(5)
112 
113 #define	GMAC_PCS_IRQ_DEFAULT	(GMAC_INT_RGSMIIS | GMAC_INT_PCS_LINK |	\
114 				 GMAC_INT_PCS_ANE)
115 
116 #define	GMAC_INT_DEFAULT_ENABLE	(GMAC_INT_PMT_EN | GMAC_INT_LPI_EN)
117 
118 enum dwmac4_irq_status {
119 	time_stamp_irq = 0x00001000,
120 	mmc_rx_csum_offload_irq = 0x00000800,
121 	mmc_tx_irq = 0x00000400,
122 	mmc_rx_irq = 0x00000200,
123 	mmc_irq = 0x00000100,
124 	lpi_irq = 0x00000020,
125 	pmt_irq = 0x00000010,
126 };
127 
128 /* MAC PMT bitmap */
129 enum power_event {
130 	pointer_reset =	0x80000000,
131 	global_unicast = 0x00000200,
132 	wake_up_rx_frame = 0x00000040,
133 	magic_frame = 0x00000020,
134 	wake_up_frame_en = 0x00000004,
135 	magic_pkt_en = 0x00000002,
136 	power_down = 0x00000001,
137 };
138 
139 /* Energy Efficient Ethernet (EEE) for GMAC4
140  *
141  * LPI status, timer and control register offset
142  */
143 #define GMAC4_LPI_CTRL_STATUS	0xd0
144 #define GMAC4_LPI_TIMER_CTRL	0xd4
145 
146 /* LPI control and status defines */
147 #define GMAC4_LPI_CTRL_STATUS_LPITCSE	BIT(21)	/* LPI Tx Clock Stop Enable */
148 #define GMAC4_LPI_CTRL_STATUS_LPITXA	BIT(19)	/* Enable LPI TX Automate */
149 #define GMAC4_LPI_CTRL_STATUS_PLS	BIT(17) /* PHY Link Status */
150 #define GMAC4_LPI_CTRL_STATUS_LPIEN	BIT(16)	/* LPI Enable */
151 #define GMAC4_LPI_CTRL_STATUS_RLPIEX	BIT(3) /* Receive LPI Exit */
152 #define GMAC4_LPI_CTRL_STATUS_RLPIEN	BIT(2) /* Receive LPI Entry */
153 #define GMAC4_LPI_CTRL_STATUS_TLPIEX	BIT(1) /* Transmit LPI Exit */
154 #define GMAC4_LPI_CTRL_STATUS_TLPIEN	BIT(0) /* Transmit LPI Entry */
155 
156 /* MAC Debug bitmap */
157 #define GMAC_DEBUG_TFCSTS_MASK		GENMASK(18, 17)
158 #define GMAC_DEBUG_TFCSTS_SHIFT		17
159 #define GMAC_DEBUG_TFCSTS_IDLE		0
160 #define GMAC_DEBUG_TFCSTS_WAIT		1
161 #define GMAC_DEBUG_TFCSTS_GEN_PAUSE	2
162 #define GMAC_DEBUG_TFCSTS_XFER		3
163 #define GMAC_DEBUG_TPESTS		BIT(16)
164 #define GMAC_DEBUG_RFCFCSTS_MASK	GENMASK(2, 1)
165 #define GMAC_DEBUG_RFCFCSTS_SHIFT	1
166 #define GMAC_DEBUG_RPESTS		BIT(0)
167 
168 /* MAC config */
169 #define GMAC_CONFIG_ARPEN		BIT(31)
170 #define GMAC_CONFIG_SARC		GENMASK(30, 28)
171 #define GMAC_CONFIG_SARC_SHIFT		28
172 #define GMAC_CONFIG_IPC			BIT(27)
173 #define GMAC_CONFIG_2K			BIT(22)
174 #define GMAC_CONFIG_ACS			BIT(20)
175 #define GMAC_CONFIG_BE			BIT(18)
176 #define GMAC_CONFIG_JD			BIT(17)
177 #define GMAC_CONFIG_JE			BIT(16)
178 #define GMAC_CONFIG_PS			BIT(15)
179 #define GMAC_CONFIG_FES			BIT(14)
180 #define GMAC_CONFIG_DM			BIT(13)
181 #define GMAC_CONFIG_LM			BIT(12)
182 #define GMAC_CONFIG_DCRS		BIT(9)
183 #define GMAC_CONFIG_TE			BIT(1)
184 #define GMAC_CONFIG_RE			BIT(0)
185 
186 /* MAC HW features0 bitmap */
187 #define GMAC_HW_FEAT_SAVLANINS		BIT(27)
188 #define GMAC_HW_FEAT_ADDMAC		BIT(18)
189 #define GMAC_HW_FEAT_RXCOESEL		BIT(16)
190 #define GMAC_HW_FEAT_TXCOSEL		BIT(14)
191 #define GMAC_HW_FEAT_EEESEL		BIT(13)
192 #define GMAC_HW_FEAT_TSSEL		BIT(12)
193 #define GMAC_HW_FEAT_ARPOFFSEL		BIT(9)
194 #define GMAC_HW_FEAT_MMCSEL		BIT(8)
195 #define GMAC_HW_FEAT_MGKSEL		BIT(7)
196 #define GMAC_HW_FEAT_RWKSEL		BIT(6)
197 #define GMAC_HW_FEAT_SMASEL		BIT(5)
198 #define GMAC_HW_FEAT_VLHASH		BIT(4)
199 #define GMAC_HW_FEAT_PCSSEL		BIT(3)
200 #define GMAC_HW_FEAT_HDSEL		BIT(2)
201 #define GMAC_HW_FEAT_GMIISEL		BIT(1)
202 #define GMAC_HW_FEAT_MIISEL		BIT(0)
203 
204 /* MAC HW features1 bitmap */
205 #define GMAC_HW_HASH_TB_SZ		GENMASK(25, 24)
206 #define GMAC_HW_FEAT_AVSEL		BIT(20)
207 #define GMAC_HW_TSOEN			BIT(18)
208 #define GMAC_HW_TXFIFOSIZE		GENMASK(10, 6)
209 #define GMAC_HW_RXFIFOSIZE		GENMASK(4, 0)
210 
211 /* MAC HW features2 bitmap */
212 #define GMAC_HW_FEAT_PPSOUTNUM		GENMASK(26, 24)
213 #define GMAC_HW_FEAT_TXCHCNT		GENMASK(21, 18)
214 #define GMAC_HW_FEAT_RXCHCNT		GENMASK(15, 12)
215 #define GMAC_HW_FEAT_TXQCNT		GENMASK(9, 6)
216 #define GMAC_HW_FEAT_RXQCNT		GENMASK(3, 0)
217 
218 /* MAC HW features3 bitmap */
219 #define GMAC_HW_FEAT_ASP		GENMASK(29, 28)
220 #define GMAC_HW_FEAT_FRPES		GENMASK(14, 13)
221 #define GMAC_HW_FEAT_FRPBS		GENMASK(12, 11)
222 #define GMAC_HW_FEAT_FRPSEL		BIT(10)
223 #define GMAC_HW_FEAT_DVLAN		BIT(5)
224 
225 /* MAC HW ADDR regs */
226 #define GMAC_HI_DCS			GENMASK(18, 16)
227 #define GMAC_HI_DCS_SHIFT		16
228 #define GMAC_HI_REG_AE			BIT(31)
229 
230 /*  MTL registers */
231 #define MTL_OPERATION_MODE		0x00000c00
232 #define MTL_FRPE			BIT(15)
233 #define MTL_OPERATION_SCHALG_MASK	GENMASK(6, 5)
234 #define MTL_OPERATION_SCHALG_WRR	(0x0 << 5)
235 #define MTL_OPERATION_SCHALG_WFQ	(0x1 << 5)
236 #define MTL_OPERATION_SCHALG_DWRR	(0x2 << 5)
237 #define MTL_OPERATION_SCHALG_SP		(0x3 << 5)
238 #define MTL_OPERATION_RAA		BIT(2)
239 #define MTL_OPERATION_RAA_SP		(0x0 << 2)
240 #define MTL_OPERATION_RAA_WSP		(0x1 << 2)
241 
242 #define MTL_INT_STATUS			0x00000c20
243 #define MTL_INT_QX(x)			BIT(x)
244 
245 #define MTL_RXQ_DMA_MAP0		0x00000c30 /* queue 0 to 3 */
246 #define MTL_RXQ_DMA_MAP1		0x00000c34 /* queue 4 to 7 */
247 #define MTL_RXQ_DMA_Q04MDMACH_MASK	GENMASK(3, 0)
248 #define MTL_RXQ_DMA_Q04MDMACH(x)	((x) << 0)
249 #define MTL_RXQ_DMA_QXMDMACH_MASK(x)	GENMASK(11 + (8 * ((x) - 1)), 8 * (x))
250 #define MTL_RXQ_DMA_QXMDMACH(chan, q)	((chan) << (8 * (q)))
251 
252 #define MTL_CHAN_BASE_ADDR		0x00000d00
253 #define MTL_CHAN_BASE_OFFSET		0x40
254 #define MTL_CHANX_BASE_ADDR(x)		(MTL_CHAN_BASE_ADDR + \
255 					(x * MTL_CHAN_BASE_OFFSET))
256 
257 #define MTL_CHAN_TX_OP_MODE(x)		MTL_CHANX_BASE_ADDR(x)
258 #define MTL_CHAN_TX_DEBUG(x)		(MTL_CHANX_BASE_ADDR(x) + 0x8)
259 #define MTL_CHAN_INT_CTRL(x)		(MTL_CHANX_BASE_ADDR(x) + 0x2c)
260 #define MTL_CHAN_RX_OP_MODE(x)		(MTL_CHANX_BASE_ADDR(x) + 0x30)
261 #define MTL_CHAN_RX_DEBUG(x)		(MTL_CHANX_BASE_ADDR(x) + 0x38)
262 
263 #define MTL_OP_MODE_RSF			BIT(5)
264 #define MTL_OP_MODE_TXQEN_MASK		GENMASK(3, 2)
265 #define MTL_OP_MODE_TXQEN_AV		BIT(2)
266 #define MTL_OP_MODE_TXQEN		BIT(3)
267 #define MTL_OP_MODE_TSF			BIT(1)
268 
269 #define MTL_OP_MODE_TQS_MASK		GENMASK(24, 16)
270 #define MTL_OP_MODE_TQS_SHIFT		16
271 
272 #define MTL_OP_MODE_TTC_MASK		0x70
273 #define MTL_OP_MODE_TTC_SHIFT		4
274 
275 #define MTL_OP_MODE_TTC_32		0
276 #define MTL_OP_MODE_TTC_64		(1 << MTL_OP_MODE_TTC_SHIFT)
277 #define MTL_OP_MODE_TTC_96		(2 << MTL_OP_MODE_TTC_SHIFT)
278 #define MTL_OP_MODE_TTC_128		(3 << MTL_OP_MODE_TTC_SHIFT)
279 #define MTL_OP_MODE_TTC_192		(4 << MTL_OP_MODE_TTC_SHIFT)
280 #define MTL_OP_MODE_TTC_256		(5 << MTL_OP_MODE_TTC_SHIFT)
281 #define MTL_OP_MODE_TTC_384		(6 << MTL_OP_MODE_TTC_SHIFT)
282 #define MTL_OP_MODE_TTC_512		(7 << MTL_OP_MODE_TTC_SHIFT)
283 
284 #define MTL_OP_MODE_RQS_MASK		GENMASK(29, 20)
285 #define MTL_OP_MODE_RQS_SHIFT		20
286 
287 #define MTL_OP_MODE_RFD_MASK		GENMASK(19, 14)
288 #define MTL_OP_MODE_RFD_SHIFT		14
289 
290 #define MTL_OP_MODE_RFA_MASK		GENMASK(13, 8)
291 #define MTL_OP_MODE_RFA_SHIFT		8
292 
293 #define MTL_OP_MODE_EHFC		BIT(7)
294 
295 #define MTL_OP_MODE_RTC_MASK		0x18
296 #define MTL_OP_MODE_RTC_SHIFT		3
297 
298 #define MTL_OP_MODE_RTC_32		(1 << MTL_OP_MODE_RTC_SHIFT)
299 #define MTL_OP_MODE_RTC_64		0
300 #define MTL_OP_MODE_RTC_96		(2 << MTL_OP_MODE_RTC_SHIFT)
301 #define MTL_OP_MODE_RTC_128		(3 << MTL_OP_MODE_RTC_SHIFT)
302 
303 /* MTL ETS Control register */
304 #define MTL_ETS_CTRL_BASE_ADDR		0x00000d10
305 #define MTL_ETS_CTRL_BASE_OFFSET	0x40
306 #define MTL_ETSX_CTRL_BASE_ADDR(x)	(MTL_ETS_CTRL_BASE_ADDR + \
307 					((x) * MTL_ETS_CTRL_BASE_OFFSET))
308 
309 #define MTL_ETS_CTRL_CC			BIT(3)
310 #define MTL_ETS_CTRL_AVALG		BIT(2)
311 
312 /* MTL Queue Quantum Weight */
313 #define MTL_TXQ_WEIGHT_BASE_ADDR	0x00000d18
314 #define MTL_TXQ_WEIGHT_BASE_OFFSET	0x40
315 #define MTL_TXQX_WEIGHT_BASE_ADDR(x)	(MTL_TXQ_WEIGHT_BASE_ADDR + \
316 					((x) * MTL_TXQ_WEIGHT_BASE_OFFSET))
317 #define MTL_TXQ_WEIGHT_ISCQW_MASK	GENMASK(20, 0)
318 
319 /* MTL sendSlopeCredit register */
320 #define MTL_SEND_SLP_CRED_BASE_ADDR	0x00000d1c
321 #define MTL_SEND_SLP_CRED_OFFSET	0x40
322 #define MTL_SEND_SLP_CREDX_BASE_ADDR(x)	(MTL_SEND_SLP_CRED_BASE_ADDR + \
323 					((x) * MTL_SEND_SLP_CRED_OFFSET))
324 
325 #define MTL_SEND_SLP_CRED_SSC_MASK	GENMASK(13, 0)
326 
327 /* MTL hiCredit register */
328 #define MTL_HIGH_CRED_BASE_ADDR		0x00000d20
329 #define MTL_HIGH_CRED_OFFSET		0x40
330 #define MTL_HIGH_CREDX_BASE_ADDR(x)	(MTL_HIGH_CRED_BASE_ADDR + \
331 					((x) * MTL_HIGH_CRED_OFFSET))
332 
333 #define MTL_HIGH_CRED_HC_MASK		GENMASK(28, 0)
334 
335 /* MTL loCredit register */
336 #define MTL_LOW_CRED_BASE_ADDR		0x00000d24
337 #define MTL_LOW_CRED_OFFSET		0x40
338 #define MTL_LOW_CREDX_BASE_ADDR(x)	(MTL_LOW_CRED_BASE_ADDR + \
339 					((x) * MTL_LOW_CRED_OFFSET))
340 
341 #define MTL_HIGH_CRED_LC_MASK		GENMASK(28, 0)
342 
343 /*  MTL debug */
344 #define MTL_DEBUG_TXSTSFSTS		BIT(5)
345 #define MTL_DEBUG_TXFSTS		BIT(4)
346 #define MTL_DEBUG_TWCSTS		BIT(3)
347 
348 /* MTL debug: Tx FIFO Read Controller Status */
349 #define MTL_DEBUG_TRCSTS_MASK		GENMASK(2, 1)
350 #define MTL_DEBUG_TRCSTS_SHIFT		1
351 #define MTL_DEBUG_TRCSTS_IDLE		0
352 #define MTL_DEBUG_TRCSTS_READ		1
353 #define MTL_DEBUG_TRCSTS_TXW		2
354 #define MTL_DEBUG_TRCSTS_WRITE		3
355 #define MTL_DEBUG_TXPAUSED		BIT(0)
356 
357 /* MAC debug: GMII or MII Transmit Protocol Engine Status */
358 #define MTL_DEBUG_RXFSTS_MASK		GENMASK(5, 4)
359 #define MTL_DEBUG_RXFSTS_SHIFT		4
360 #define MTL_DEBUG_RXFSTS_EMPTY		0
361 #define MTL_DEBUG_RXFSTS_BT		1
362 #define MTL_DEBUG_RXFSTS_AT		2
363 #define MTL_DEBUG_RXFSTS_FULL		3
364 #define MTL_DEBUG_RRCSTS_MASK		GENMASK(2, 1)
365 #define MTL_DEBUG_RRCSTS_SHIFT		1
366 #define MTL_DEBUG_RRCSTS_IDLE		0
367 #define MTL_DEBUG_RRCSTS_RDATA		1
368 #define MTL_DEBUG_RRCSTS_RSTAT		2
369 #define MTL_DEBUG_RRCSTS_FLUSH		3
370 #define MTL_DEBUG_RWCSTS		BIT(0)
371 
372 /*  MTL interrupt */
373 #define MTL_RX_OVERFLOW_INT_EN		BIT(24)
374 #define MTL_RX_OVERFLOW_INT		BIT(16)
375 
376 /* Default operating mode of the MAC */
377 #define GMAC_CORE_INIT (GMAC_CONFIG_JD | GMAC_CONFIG_PS | \
378 			GMAC_CONFIG_BE | GMAC_CONFIG_DCRS | \
379 			GMAC_CONFIG_JE)
380 
381 /* To dump the core regs excluding  the Address Registers */
382 #define	GMAC_REG_NUM	132
383 
384 /*  MTL debug */
385 #define MTL_DEBUG_TXSTSFSTS		BIT(5)
386 #define MTL_DEBUG_TXFSTS		BIT(4)
387 #define MTL_DEBUG_TWCSTS		BIT(3)
388 
389 /* MTL debug: Tx FIFO Read Controller Status */
390 #define MTL_DEBUG_TRCSTS_MASK		GENMASK(2, 1)
391 #define MTL_DEBUG_TRCSTS_SHIFT		1
392 #define MTL_DEBUG_TRCSTS_IDLE		0
393 #define MTL_DEBUG_TRCSTS_READ		1
394 #define MTL_DEBUG_TRCSTS_TXW		2
395 #define MTL_DEBUG_TRCSTS_WRITE		3
396 #define MTL_DEBUG_TXPAUSED		BIT(0)
397 
398 /* MAC debug: GMII or MII Transmit Protocol Engine Status */
399 #define MTL_DEBUG_RXFSTS_MASK		GENMASK(5, 4)
400 #define MTL_DEBUG_RXFSTS_SHIFT		4
401 #define MTL_DEBUG_RXFSTS_EMPTY		0
402 #define MTL_DEBUG_RXFSTS_BT		1
403 #define MTL_DEBUG_RXFSTS_AT		2
404 #define MTL_DEBUG_RXFSTS_FULL		3
405 #define MTL_DEBUG_RRCSTS_MASK		GENMASK(2, 1)
406 #define MTL_DEBUG_RRCSTS_SHIFT		1
407 #define MTL_DEBUG_RRCSTS_IDLE		0
408 #define MTL_DEBUG_RRCSTS_RDATA		1
409 #define MTL_DEBUG_RRCSTS_RSTAT		2
410 #define MTL_DEBUG_RRCSTS_FLUSH		3
411 #define MTL_DEBUG_RWCSTS		BIT(0)
412 
413 /* SGMII/RGMII status register */
414 #define GMAC_PHYIF_CTRLSTATUS_TC		BIT(0)
415 #define GMAC_PHYIF_CTRLSTATUS_LUD		BIT(1)
416 #define GMAC_PHYIF_CTRLSTATUS_SMIDRXS		BIT(4)
417 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD		BIT(16)
418 #define GMAC_PHYIF_CTRLSTATUS_SPEED		GENMASK(18, 17)
419 #define GMAC_PHYIF_CTRLSTATUS_SPEED_SHIFT	17
420 #define GMAC_PHYIF_CTRLSTATUS_LNKSTS		BIT(19)
421 #define GMAC_PHYIF_CTRLSTATUS_JABTO		BIT(20)
422 #define GMAC_PHYIF_CTRLSTATUS_FALSECARDET	BIT(21)
423 /* LNKMOD */
424 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK	0x1
425 /* LNKSPEED */
426 #define GMAC_PHYIF_CTRLSTATUS_SPEED_125		0x2
427 #define GMAC_PHYIF_CTRLSTATUS_SPEED_25		0x1
428 #define GMAC_PHYIF_CTRLSTATUS_SPEED_2_5		0x0
429 
430 extern const struct stmmac_dma_ops dwmac4_dma_ops;
431 extern const struct stmmac_dma_ops dwmac410_dma_ops;
432 #endif /* __DWMAC4_H__ */
433