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_EXT_CONFIG			0x00000004
18 #define GMAC_PACKET_FILTER		0x00000008
19 #define GMAC_HASH_TAB(x)		(0x10 + (x) * 4)
20 #define GMAC_VLAN_TAG			0x00000050
21 #define GMAC_VLAN_TAG_DATA		0x00000054
22 #define GMAC_VLAN_HASH_TABLE		0x00000058
23 #define GMAC_RX_FLOW_CTRL		0x00000090
24 #define GMAC_VLAN_INCL			0x00000060
25 #define GMAC_QX_TX_FLOW_CTRL(x)		(0x70 + x * 4)
26 #define GMAC_TXQ_PRTY_MAP0		0x98
27 #define GMAC_TXQ_PRTY_MAP1		0x9C
28 #define GMAC_RXQ_CTRL0			0x000000a0
29 #define GMAC_RXQ_CTRL1			0x000000a4
30 #define GMAC_RXQ_CTRL2			0x000000a8
31 #define GMAC_RXQ_CTRL3			0x000000ac
32 #define GMAC_INT_STATUS			0x000000b0
33 #define GMAC_INT_EN			0x000000b4
34 #define GMAC_1US_TIC_COUNTER		0x000000dc
35 #define GMAC_PCS_BASE			0x000000e0
36 #define GMAC_PHYIF_CONTROL_STATUS	0x000000f8
37 #define GMAC_PMT			0x000000c0
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_HW_FEATURE3		0x00000128
43 #define GMAC_MDIO_ADDR			0x00000200
44 #define GMAC_MDIO_DATA			0x00000204
45 #define GMAC_ARP_ADDR			0x00000210
46 #define GMAC_ADDR_HIGH(reg)		(0x300 + reg * 8)
47 #define GMAC_ADDR_LOW(reg)		(0x304 + reg * 8)
48 #define GMAC_L3L4_CTRL(reg)		(0x900 + (reg) * 0x30)
49 #define GMAC_L4_ADDR(reg)		(0x904 + (reg) * 0x30)
50 #define GMAC_L3_ADDR0(reg)		(0x910 + (reg) * 0x30)
51 #define GMAC_L3_ADDR1(reg)		(0x914 + (reg) * 0x30)
52 
53 /* RX Queues Routing */
54 #define GMAC_RXQCTRL_AVCPQ_MASK		GENMASK(2, 0)
55 #define GMAC_RXQCTRL_AVCPQ_SHIFT	0
56 #define GMAC_RXQCTRL_PTPQ_MASK		GENMASK(6, 4)
57 #define GMAC_RXQCTRL_PTPQ_SHIFT		4
58 #define GMAC_RXQCTRL_DCBCPQ_MASK	GENMASK(10, 8)
59 #define GMAC_RXQCTRL_DCBCPQ_SHIFT	8
60 #define GMAC_RXQCTRL_UPQ_MASK		GENMASK(14, 12)
61 #define GMAC_RXQCTRL_UPQ_SHIFT		12
62 #define GMAC_RXQCTRL_MCBCQ_MASK		GENMASK(18, 16)
63 #define GMAC_RXQCTRL_MCBCQ_SHIFT	16
64 #define GMAC_RXQCTRL_MCBCQEN		BIT(20)
65 #define GMAC_RXQCTRL_MCBCQEN_SHIFT	20
66 #define GMAC_RXQCTRL_TACPQE		BIT(21)
67 #define GMAC_RXQCTRL_TACPQE_SHIFT	21
68 #define GMAC_RXQCTRL_FPRQ		GENMASK(26, 24)
69 #define GMAC_RXQCTRL_FPRQ_SHIFT		24
70 
71 /* MAC Packet Filtering */
72 #define GMAC_PACKET_FILTER_PR		BIT(0)
73 #define GMAC_PACKET_FILTER_HMC		BIT(2)
74 #define GMAC_PACKET_FILTER_PM		BIT(4)
75 #define GMAC_PACKET_FILTER_PCF		BIT(7)
76 #define GMAC_PACKET_FILTER_HPF		BIT(10)
77 #define GMAC_PACKET_FILTER_VTFE		BIT(16)
78 #define GMAC_PACKET_FILTER_IPFE		BIT(20)
79 
80 #define GMAC_MAX_PERFECT_ADDRESSES	128
81 
82 /* MAC VLAN */
83 #define GMAC_VLAN_EDVLP			BIT(26)
84 #define GMAC_VLAN_VTHM			BIT(25)
85 #define GMAC_VLAN_DOVLTC		BIT(20)
86 #define GMAC_VLAN_ESVL			BIT(18)
87 #define GMAC_VLAN_ETV			BIT(16)
88 #define GMAC_VLAN_VID			GENMASK(15, 0)
89 #define GMAC_VLAN_VLTI			BIT(20)
90 #define GMAC_VLAN_CSVL			BIT(19)
91 #define GMAC_VLAN_VLC			GENMASK(17, 16)
92 #define GMAC_VLAN_VLC_SHIFT		16
93 
94 /* MAC VLAN Tag */
95 #define GMAC_VLAN_TAG_VID		GENMASK(15, 0)
96 #define GMAC_VLAN_TAG_ETV		BIT(16)
97 
98 /* MAC VLAN Tag Control */
99 #define GMAC_VLAN_TAG_CTRL_OB		BIT(0)
100 #define GMAC_VLAN_TAG_CTRL_CT		BIT(1)
101 #define GMAC_VLAN_TAG_CTRL_OFS_MASK	GENMASK(6, 2)
102 #define GMAC_VLAN_TAG_CTRL_OFS_SHIFT	2
103 #define GMAC_VLAN_TAG_CTRL_EVLS_MASK	GENMASK(22, 21)
104 #define GMAC_VLAN_TAG_CTRL_EVLS_SHIFT	21
105 #define GMAC_VLAN_TAG_CTRL_EVLRXS	BIT(24)
106 
107 #define GMAC_VLAN_TAG_STRIP_NONE	(0x0 << GMAC_VLAN_TAG_CTRL_EVLS_SHIFT)
108 #define GMAC_VLAN_TAG_STRIP_PASS	(0x1 << GMAC_VLAN_TAG_CTRL_EVLS_SHIFT)
109 #define GMAC_VLAN_TAG_STRIP_FAIL	(0x2 << GMAC_VLAN_TAG_CTRL_EVLS_SHIFT)
110 #define GMAC_VLAN_TAG_STRIP_ALL		(0x3 << GMAC_VLAN_TAG_CTRL_EVLS_SHIFT)
111 
112 /* MAC VLAN Tag Data/Filter */
113 #define GMAC_VLAN_TAG_DATA_VID		GENMASK(15, 0)
114 #define GMAC_VLAN_TAG_DATA_VEN		BIT(16)
115 #define GMAC_VLAN_TAG_DATA_ETV		BIT(17)
116 
117 /* MAC RX Queue Enable */
118 #define GMAC_RX_QUEUE_CLEAR(queue)	~(GENMASK(1, 0) << ((queue) * 2))
119 #define GMAC_RX_AV_QUEUE_ENABLE(queue)	BIT((queue) * 2)
120 #define GMAC_RX_DCB_QUEUE_ENABLE(queue)	BIT(((queue) * 2) + 1)
121 
122 /* MAC Flow Control RX */
123 #define GMAC_RX_FLOW_CTRL_RFE		BIT(0)
124 
125 /* RX Queues Priorities */
126 #define GMAC_RXQCTRL_PSRQX_MASK(x)	GENMASK(7 + ((x) * 8), 0 + ((x) * 8))
127 #define GMAC_RXQCTRL_PSRQX_SHIFT(x)	((x) * 8)
128 
129 /* TX Queues Priorities */
130 #define GMAC_TXQCTRL_PSTQX_MASK(x)	GENMASK(7 + ((x) * 8), 0 + ((x) * 8))
131 #define GMAC_TXQCTRL_PSTQX_SHIFT(x)	((x) * 8)
132 
133 /* MAC Flow Control TX */
134 #define GMAC_TX_FLOW_CTRL_TFE		BIT(1)
135 #define GMAC_TX_FLOW_CTRL_PT_SHIFT	16
136 
137 /*  MAC Interrupt bitmap*/
138 #define GMAC_INT_RGSMIIS		BIT(0)
139 #define GMAC_INT_PCS_LINK		BIT(1)
140 #define GMAC_INT_PCS_ANE		BIT(2)
141 #define GMAC_INT_PCS_PHYIS		BIT(3)
142 #define GMAC_INT_PMT_EN			BIT(4)
143 #define GMAC_INT_LPI_EN			BIT(5)
144 
145 #define	GMAC_PCS_IRQ_DEFAULT	(GMAC_INT_RGSMIIS | GMAC_INT_PCS_LINK |	\
146 				 GMAC_INT_PCS_ANE)
147 
148 #define	GMAC_INT_DEFAULT_ENABLE	(GMAC_INT_PMT_EN | GMAC_INT_LPI_EN)
149 
150 enum dwmac4_irq_status {
151 	time_stamp_irq = 0x00001000,
152 	mmc_rx_csum_offload_irq = 0x00000800,
153 	mmc_tx_irq = 0x00000400,
154 	mmc_rx_irq = 0x00000200,
155 	mmc_irq = 0x00000100,
156 	lpi_irq = 0x00000020,
157 	pmt_irq = 0x00000010,
158 };
159 
160 /* MAC PMT bitmap */
161 enum power_event {
162 	pointer_reset =	0x80000000,
163 	global_unicast = 0x00000200,
164 	wake_up_rx_frame = 0x00000040,
165 	magic_frame = 0x00000020,
166 	wake_up_frame_en = 0x00000004,
167 	magic_pkt_en = 0x00000002,
168 	power_down = 0x00000001,
169 };
170 
171 /* Energy Efficient Ethernet (EEE) for GMAC4
172  *
173  * LPI status, timer and control register offset
174  */
175 #define GMAC4_LPI_CTRL_STATUS	0xd0
176 #define GMAC4_LPI_TIMER_CTRL	0xd4
177 
178 /* LPI control and status defines */
179 #define GMAC4_LPI_CTRL_STATUS_LPITCSE	BIT(21)	/* LPI Tx Clock Stop Enable */
180 #define GMAC4_LPI_CTRL_STATUS_LPITXA	BIT(19)	/* Enable LPI TX Automate */
181 #define GMAC4_LPI_CTRL_STATUS_PLS	BIT(17) /* PHY Link Status */
182 #define GMAC4_LPI_CTRL_STATUS_LPIEN	BIT(16)	/* LPI Enable */
183 #define GMAC4_LPI_CTRL_STATUS_RLPIEX	BIT(3) /* Receive LPI Exit */
184 #define GMAC4_LPI_CTRL_STATUS_RLPIEN	BIT(2) /* Receive LPI Entry */
185 #define GMAC4_LPI_CTRL_STATUS_TLPIEX	BIT(1) /* Transmit LPI Exit */
186 #define GMAC4_LPI_CTRL_STATUS_TLPIEN	BIT(0) /* Transmit LPI Entry */
187 
188 /* MAC Debug bitmap */
189 #define GMAC_DEBUG_TFCSTS_MASK		GENMASK(18, 17)
190 #define GMAC_DEBUG_TFCSTS_SHIFT		17
191 #define GMAC_DEBUG_TFCSTS_IDLE		0
192 #define GMAC_DEBUG_TFCSTS_WAIT		1
193 #define GMAC_DEBUG_TFCSTS_GEN_PAUSE	2
194 #define GMAC_DEBUG_TFCSTS_XFER		3
195 #define GMAC_DEBUG_TPESTS		BIT(16)
196 #define GMAC_DEBUG_RFCFCSTS_MASK	GENMASK(2, 1)
197 #define GMAC_DEBUG_RFCFCSTS_SHIFT	1
198 #define GMAC_DEBUG_RPESTS		BIT(0)
199 
200 /* MAC config */
201 #define GMAC_CONFIG_ARPEN		BIT(31)
202 #define GMAC_CONFIG_SARC		GENMASK(30, 28)
203 #define GMAC_CONFIG_SARC_SHIFT		28
204 #define GMAC_CONFIG_IPC			BIT(27)
205 #define GMAC_CONFIG_IPG			GENMASK(26, 24)
206 #define GMAC_CONFIG_IPG_SHIFT		24
207 #define GMAC_CONFIG_2K			BIT(22)
208 #define GMAC_CONFIG_ACS			BIT(20)
209 #define GMAC_CONFIG_BE			BIT(18)
210 #define GMAC_CONFIG_JD			BIT(17)
211 #define GMAC_CONFIG_JE			BIT(16)
212 #define GMAC_CONFIG_PS			BIT(15)
213 #define GMAC_CONFIG_FES			BIT(14)
214 #define GMAC_CONFIG_FES_SHIFT		14
215 #define GMAC_CONFIG_DM			BIT(13)
216 #define GMAC_CONFIG_LM			BIT(12)
217 #define GMAC_CONFIG_DCRS		BIT(9)
218 #define GMAC_CONFIG_TE			BIT(1)
219 #define GMAC_CONFIG_RE			BIT(0)
220 
221 /* MAC extended config */
222 #define GMAC_CONFIG_EIPG		GENMASK(29, 25)
223 #define GMAC_CONFIG_EIPG_SHIFT		25
224 #define GMAC_CONFIG_EIPG_EN		BIT(24)
225 #define GMAC_CONFIG_HDSMS		GENMASK(22, 20)
226 #define GMAC_CONFIG_HDSMS_SHIFT		20
227 #define GMAC_CONFIG_HDSMS_256		(0x2 << GMAC_CONFIG_HDSMS_SHIFT)
228 
229 /* MAC HW features0 bitmap */
230 #define GMAC_HW_FEAT_SAVLANINS		BIT(27)
231 #define GMAC_HW_FEAT_ADDMAC		BIT(18)
232 #define GMAC_HW_FEAT_RXCOESEL		BIT(16)
233 #define GMAC_HW_FEAT_TXCOSEL		BIT(14)
234 #define GMAC_HW_FEAT_EEESEL		BIT(13)
235 #define GMAC_HW_FEAT_TSSEL		BIT(12)
236 #define GMAC_HW_FEAT_ARPOFFSEL		BIT(9)
237 #define GMAC_HW_FEAT_MMCSEL		BIT(8)
238 #define GMAC_HW_FEAT_MGKSEL		BIT(7)
239 #define GMAC_HW_FEAT_RWKSEL		BIT(6)
240 #define GMAC_HW_FEAT_SMASEL		BIT(5)
241 #define GMAC_HW_FEAT_VLHASH		BIT(4)
242 #define GMAC_HW_FEAT_PCSSEL		BIT(3)
243 #define GMAC_HW_FEAT_HDSEL		BIT(2)
244 #define GMAC_HW_FEAT_GMIISEL		BIT(1)
245 #define GMAC_HW_FEAT_MIISEL		BIT(0)
246 
247 /* MAC HW features1 bitmap */
248 #define GMAC_HW_FEAT_L3L4FNUM		GENMASK(30, 27)
249 #define GMAC_HW_HASH_TB_SZ		GENMASK(25, 24)
250 #define GMAC_HW_FEAT_AVSEL		BIT(20)
251 #define GMAC_HW_TSOEN			BIT(18)
252 #define GMAC_HW_FEAT_SPHEN		BIT(17)
253 #define GMAC_HW_ADDR64			GENMASK(15, 14)
254 #define GMAC_HW_TXFIFOSIZE		GENMASK(10, 6)
255 #define GMAC_HW_RXFIFOSIZE		GENMASK(4, 0)
256 
257 /* MAC HW features2 bitmap */
258 #define GMAC_HW_FEAT_PPSOUTNUM		GENMASK(26, 24)
259 #define GMAC_HW_FEAT_TXCHCNT		GENMASK(21, 18)
260 #define GMAC_HW_FEAT_RXCHCNT		GENMASK(15, 12)
261 #define GMAC_HW_FEAT_TXQCNT		GENMASK(9, 6)
262 #define GMAC_HW_FEAT_RXQCNT		GENMASK(3, 0)
263 
264 /* MAC HW features3 bitmap */
265 #define GMAC_HW_FEAT_ASP		GENMASK(29, 28)
266 #define GMAC_HW_FEAT_TBSSEL		BIT(27)
267 #define GMAC_HW_FEAT_FPESEL		BIT(26)
268 #define GMAC_HW_FEAT_ESTWID		GENMASK(21, 20)
269 #define GMAC_HW_FEAT_ESTDEP		GENMASK(19, 17)
270 #define GMAC_HW_FEAT_ESTSEL		BIT(16)
271 #define GMAC_HW_FEAT_FRPES		GENMASK(14, 13)
272 #define GMAC_HW_FEAT_FRPBS		GENMASK(12, 11)
273 #define GMAC_HW_FEAT_FRPSEL		BIT(10)
274 #define GMAC_HW_FEAT_DVLAN		BIT(5)
275 #define GMAC_HW_FEAT_NRVF		GENMASK(2, 0)
276 
277 /* MAC HW ADDR regs */
278 #define GMAC_HI_DCS			GENMASK(18, 16)
279 #define GMAC_HI_DCS_SHIFT		16
280 #define GMAC_HI_REG_AE			BIT(31)
281 
282 /* L3/L4 Filters regs */
283 #define GMAC_L4DPIM0			BIT(21)
284 #define GMAC_L4DPM0			BIT(20)
285 #define GMAC_L4SPIM0			BIT(19)
286 #define GMAC_L4SPM0			BIT(18)
287 #define GMAC_L4PEN0			BIT(16)
288 #define GMAC_L3DAIM0			BIT(5)
289 #define GMAC_L3DAM0			BIT(4)
290 #define GMAC_L3SAIM0			BIT(3)
291 #define GMAC_L3SAM0			BIT(2)
292 #define GMAC_L3PEN0			BIT(0)
293 #define GMAC_L4DP0			GENMASK(31, 16)
294 #define GMAC_L4DP0_SHIFT		16
295 #define GMAC_L4SP0			GENMASK(15, 0)
296 
297 /*  MTL registers */
298 #define MTL_OPERATION_MODE		0x00000c00
299 #define MTL_FRPE			BIT(15)
300 #define MTL_OPERATION_SCHALG_MASK	GENMASK(6, 5)
301 #define MTL_OPERATION_SCHALG_WRR	(0x0 << 5)
302 #define MTL_OPERATION_SCHALG_WFQ	(0x1 << 5)
303 #define MTL_OPERATION_SCHALG_DWRR	(0x2 << 5)
304 #define MTL_OPERATION_SCHALG_SP		(0x3 << 5)
305 #define MTL_OPERATION_RAA		BIT(2)
306 #define MTL_OPERATION_RAA_SP		(0x0 << 2)
307 #define MTL_OPERATION_RAA_WSP		(0x1 << 2)
308 
309 #define MTL_INT_STATUS			0x00000c20
310 #define MTL_INT_QX(x)			BIT(x)
311 
312 #define MTL_RXQ_DMA_MAP0		0x00000c30 /* queue 0 to 3 */
313 #define MTL_RXQ_DMA_MAP1		0x00000c34 /* queue 4 to 7 */
314 #define MTL_RXQ_DMA_Q04MDMACH_MASK	GENMASK(3, 0)
315 #define MTL_RXQ_DMA_Q04MDMACH(x)	((x) << 0)
316 #define MTL_RXQ_DMA_QXMDMACH_MASK(x)	GENMASK(11 + (8 * ((x) - 1)), 8 * (x))
317 #define MTL_RXQ_DMA_QXMDMACH(chan, q)	((chan) << (8 * (q)))
318 
319 #define MTL_CHAN_BASE_ADDR		0x00000d00
320 #define MTL_CHAN_BASE_OFFSET		0x40
321 #define MTL_CHANX_BASE_ADDR(x)		(MTL_CHAN_BASE_ADDR + \
322 					(x * MTL_CHAN_BASE_OFFSET))
323 
324 #define MTL_CHAN_TX_OP_MODE(x)		MTL_CHANX_BASE_ADDR(x)
325 #define MTL_CHAN_TX_DEBUG(x)		(MTL_CHANX_BASE_ADDR(x) + 0x8)
326 #define MTL_CHAN_INT_CTRL(x)		(MTL_CHANX_BASE_ADDR(x) + 0x2c)
327 #define MTL_CHAN_RX_OP_MODE(x)		(MTL_CHANX_BASE_ADDR(x) + 0x30)
328 #define MTL_CHAN_RX_DEBUG(x)		(MTL_CHANX_BASE_ADDR(x) + 0x38)
329 
330 #define MTL_OP_MODE_RSF			BIT(5)
331 #define MTL_OP_MODE_TXQEN_MASK		GENMASK(3, 2)
332 #define MTL_OP_MODE_TXQEN_AV		BIT(2)
333 #define MTL_OP_MODE_TXQEN		BIT(3)
334 #define MTL_OP_MODE_TSF			BIT(1)
335 
336 #define MTL_OP_MODE_TQS_MASK		GENMASK(24, 16)
337 #define MTL_OP_MODE_TQS_SHIFT		16
338 
339 #define MTL_OP_MODE_TTC_MASK		0x70
340 #define MTL_OP_MODE_TTC_SHIFT		4
341 
342 #define MTL_OP_MODE_TTC_32		0
343 #define MTL_OP_MODE_TTC_64		(1 << MTL_OP_MODE_TTC_SHIFT)
344 #define MTL_OP_MODE_TTC_96		(2 << MTL_OP_MODE_TTC_SHIFT)
345 #define MTL_OP_MODE_TTC_128		(3 << MTL_OP_MODE_TTC_SHIFT)
346 #define MTL_OP_MODE_TTC_192		(4 << MTL_OP_MODE_TTC_SHIFT)
347 #define MTL_OP_MODE_TTC_256		(5 << MTL_OP_MODE_TTC_SHIFT)
348 #define MTL_OP_MODE_TTC_384		(6 << MTL_OP_MODE_TTC_SHIFT)
349 #define MTL_OP_MODE_TTC_512		(7 << MTL_OP_MODE_TTC_SHIFT)
350 
351 #define MTL_OP_MODE_RQS_MASK		GENMASK(29, 20)
352 #define MTL_OP_MODE_RQS_SHIFT		20
353 
354 #define MTL_OP_MODE_RFD_MASK		GENMASK(19, 14)
355 #define MTL_OP_MODE_RFD_SHIFT		14
356 
357 #define MTL_OP_MODE_RFA_MASK		GENMASK(13, 8)
358 #define MTL_OP_MODE_RFA_SHIFT		8
359 
360 #define MTL_OP_MODE_EHFC		BIT(7)
361 
362 #define MTL_OP_MODE_RTC_MASK		0x18
363 #define MTL_OP_MODE_RTC_SHIFT		3
364 
365 #define MTL_OP_MODE_RTC_32		(1 << MTL_OP_MODE_RTC_SHIFT)
366 #define MTL_OP_MODE_RTC_64		0
367 #define MTL_OP_MODE_RTC_96		(2 << MTL_OP_MODE_RTC_SHIFT)
368 #define MTL_OP_MODE_RTC_128		(3 << MTL_OP_MODE_RTC_SHIFT)
369 
370 /* MTL ETS Control register */
371 #define MTL_ETS_CTRL_BASE_ADDR		0x00000d10
372 #define MTL_ETS_CTRL_BASE_OFFSET	0x40
373 #define MTL_ETSX_CTRL_BASE_ADDR(x)	(MTL_ETS_CTRL_BASE_ADDR + \
374 					((x) * MTL_ETS_CTRL_BASE_OFFSET))
375 
376 #define MTL_ETS_CTRL_CC			BIT(3)
377 #define MTL_ETS_CTRL_AVALG		BIT(2)
378 
379 /* MTL Queue Quantum Weight */
380 #define MTL_TXQ_WEIGHT_BASE_ADDR	0x00000d18
381 #define MTL_TXQ_WEIGHT_BASE_OFFSET	0x40
382 #define MTL_TXQX_WEIGHT_BASE_ADDR(x)	(MTL_TXQ_WEIGHT_BASE_ADDR + \
383 					((x) * MTL_TXQ_WEIGHT_BASE_OFFSET))
384 #define MTL_TXQ_WEIGHT_ISCQW_MASK	GENMASK(20, 0)
385 
386 /* MTL sendSlopeCredit register */
387 #define MTL_SEND_SLP_CRED_BASE_ADDR	0x00000d1c
388 #define MTL_SEND_SLP_CRED_OFFSET	0x40
389 #define MTL_SEND_SLP_CREDX_BASE_ADDR(x)	(MTL_SEND_SLP_CRED_BASE_ADDR + \
390 					((x) * MTL_SEND_SLP_CRED_OFFSET))
391 
392 #define MTL_SEND_SLP_CRED_SSC_MASK	GENMASK(13, 0)
393 
394 /* MTL hiCredit register */
395 #define MTL_HIGH_CRED_BASE_ADDR		0x00000d20
396 #define MTL_HIGH_CRED_OFFSET		0x40
397 #define MTL_HIGH_CREDX_BASE_ADDR(x)	(MTL_HIGH_CRED_BASE_ADDR + \
398 					((x) * MTL_HIGH_CRED_OFFSET))
399 
400 #define MTL_HIGH_CRED_HC_MASK		GENMASK(28, 0)
401 
402 /* MTL loCredit register */
403 #define MTL_LOW_CRED_BASE_ADDR		0x00000d24
404 #define MTL_LOW_CRED_OFFSET		0x40
405 #define MTL_LOW_CREDX_BASE_ADDR(x)	(MTL_LOW_CRED_BASE_ADDR + \
406 					((x) * MTL_LOW_CRED_OFFSET))
407 
408 #define MTL_HIGH_CRED_LC_MASK		GENMASK(28, 0)
409 
410 /*  MTL debug */
411 #define MTL_DEBUG_TXSTSFSTS		BIT(5)
412 #define MTL_DEBUG_TXFSTS		BIT(4)
413 #define MTL_DEBUG_TWCSTS		BIT(3)
414 
415 /* MTL debug: Tx FIFO Read Controller Status */
416 #define MTL_DEBUG_TRCSTS_MASK		GENMASK(2, 1)
417 #define MTL_DEBUG_TRCSTS_SHIFT		1
418 #define MTL_DEBUG_TRCSTS_IDLE		0
419 #define MTL_DEBUG_TRCSTS_READ		1
420 #define MTL_DEBUG_TRCSTS_TXW		2
421 #define MTL_DEBUG_TRCSTS_WRITE		3
422 #define MTL_DEBUG_TXPAUSED		BIT(0)
423 
424 /* MAC debug: GMII or MII Transmit Protocol Engine Status */
425 #define MTL_DEBUG_RXFSTS_MASK		GENMASK(5, 4)
426 #define MTL_DEBUG_RXFSTS_SHIFT		4
427 #define MTL_DEBUG_RXFSTS_EMPTY		0
428 #define MTL_DEBUG_RXFSTS_BT		1
429 #define MTL_DEBUG_RXFSTS_AT		2
430 #define MTL_DEBUG_RXFSTS_FULL		3
431 #define MTL_DEBUG_RRCSTS_MASK		GENMASK(2, 1)
432 #define MTL_DEBUG_RRCSTS_SHIFT		1
433 #define MTL_DEBUG_RRCSTS_IDLE		0
434 #define MTL_DEBUG_RRCSTS_RDATA		1
435 #define MTL_DEBUG_RRCSTS_RSTAT		2
436 #define MTL_DEBUG_RRCSTS_FLUSH		3
437 #define MTL_DEBUG_RWCSTS		BIT(0)
438 
439 /*  MTL interrupt */
440 #define MTL_RX_OVERFLOW_INT_EN		BIT(24)
441 #define MTL_RX_OVERFLOW_INT		BIT(16)
442 
443 /* Default operating mode of the MAC */
444 #define GMAC_CORE_INIT (GMAC_CONFIG_JD | GMAC_CONFIG_PS | \
445 			GMAC_CONFIG_BE | GMAC_CONFIG_DCRS | \
446 			GMAC_CONFIG_JE)
447 
448 /* To dump the core regs excluding  the Address Registers */
449 #define	GMAC_REG_NUM	132
450 
451 /*  MTL debug */
452 #define MTL_DEBUG_TXSTSFSTS		BIT(5)
453 #define MTL_DEBUG_TXFSTS		BIT(4)
454 #define MTL_DEBUG_TWCSTS		BIT(3)
455 
456 /* MTL debug: Tx FIFO Read Controller Status */
457 #define MTL_DEBUG_TRCSTS_MASK		GENMASK(2, 1)
458 #define MTL_DEBUG_TRCSTS_SHIFT		1
459 #define MTL_DEBUG_TRCSTS_IDLE		0
460 #define MTL_DEBUG_TRCSTS_READ		1
461 #define MTL_DEBUG_TRCSTS_TXW		2
462 #define MTL_DEBUG_TRCSTS_WRITE		3
463 #define MTL_DEBUG_TXPAUSED		BIT(0)
464 
465 /* MAC debug: GMII or MII Transmit Protocol Engine Status */
466 #define MTL_DEBUG_RXFSTS_MASK		GENMASK(5, 4)
467 #define MTL_DEBUG_RXFSTS_SHIFT		4
468 #define MTL_DEBUG_RXFSTS_EMPTY		0
469 #define MTL_DEBUG_RXFSTS_BT		1
470 #define MTL_DEBUG_RXFSTS_AT		2
471 #define MTL_DEBUG_RXFSTS_FULL		3
472 #define MTL_DEBUG_RRCSTS_MASK		GENMASK(2, 1)
473 #define MTL_DEBUG_RRCSTS_SHIFT		1
474 #define MTL_DEBUG_RRCSTS_IDLE		0
475 #define MTL_DEBUG_RRCSTS_RDATA		1
476 #define MTL_DEBUG_RRCSTS_RSTAT		2
477 #define MTL_DEBUG_RRCSTS_FLUSH		3
478 #define MTL_DEBUG_RWCSTS		BIT(0)
479 
480 /* SGMII/RGMII status register */
481 #define GMAC_PHYIF_CTRLSTATUS_TC		BIT(0)
482 #define GMAC_PHYIF_CTRLSTATUS_LUD		BIT(1)
483 #define GMAC_PHYIF_CTRLSTATUS_SMIDRXS		BIT(4)
484 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD		BIT(16)
485 #define GMAC_PHYIF_CTRLSTATUS_SPEED		GENMASK(18, 17)
486 #define GMAC_PHYIF_CTRLSTATUS_SPEED_SHIFT	17
487 #define GMAC_PHYIF_CTRLSTATUS_LNKSTS		BIT(19)
488 #define GMAC_PHYIF_CTRLSTATUS_JABTO		BIT(20)
489 #define GMAC_PHYIF_CTRLSTATUS_FALSECARDET	BIT(21)
490 /* LNKMOD */
491 #define GMAC_PHYIF_CTRLSTATUS_LNKMOD_MASK	0x1
492 /* LNKSPEED */
493 #define GMAC_PHYIF_CTRLSTATUS_SPEED_125		0x2
494 #define GMAC_PHYIF_CTRLSTATUS_SPEED_25		0x1
495 #define GMAC_PHYIF_CTRLSTATUS_SPEED_2_5		0x0
496 
497 extern const struct stmmac_dma_ops dwmac4_dma_ops;
498 extern const struct stmmac_dma_ops dwmac410_dma_ops;
499 #endif /* __DWMAC4_H__ */
500