xref: /openbmc/u-boot/drivers/net/macb.h (revision 2d2811c2)
1 /*
2  * Copyright (C) 2005-2006 Atmel Corporation
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 #ifndef __DRIVERS_MACB_H__
7 #define __DRIVERS_MACB_H__
8 
9 /* MACB register offsets */
10 #define MACB_NCR				0x0000
11 #define MACB_NCFGR				0x0004
12 #define MACB_NSR				0x0008
13 #define GEM_UR					0x000c
14 #define MACB_TSR				0x0014
15 #define MACB_RBQP				0x0018
16 #define MACB_TBQP				0x001c
17 #define MACB_RSR				0x0020
18 #define MACB_ISR				0x0024
19 #define MACB_IER				0x0028
20 #define MACB_IDR				0x002c
21 #define MACB_IMR				0x0030
22 #define MACB_MAN				0x0034
23 #define MACB_PTR				0x0038
24 #define MACB_PFR				0x003c
25 #define MACB_FTO				0x0040
26 #define MACB_SCF				0x0044
27 #define MACB_MCF				0x0048
28 #define MACB_FRO				0x004c
29 #define MACB_FCSE				0x0050
30 #define MACB_ALE				0x0054
31 #define MACB_DTF				0x0058
32 #define MACB_LCOL				0x005c
33 #define MACB_EXCOL				0x0060
34 #define MACB_TUND				0x0064
35 #define MACB_CSE				0x0068
36 #define MACB_RRE				0x006c
37 #define MACB_ROVR				0x0070
38 #define MACB_RSE				0x0074
39 #define MACB_ELE				0x0078
40 #define MACB_RJA				0x007c
41 #define MACB_USF				0x0080
42 #define MACB_STE				0x0084
43 #define MACB_RLE				0x0088
44 #define MACB_TPF				0x008c
45 #define MACB_HRB				0x0090
46 #define MACB_HRT				0x0094
47 #define MACB_SA1B				0x0098
48 #define MACB_SA1T				0x009c
49 #define MACB_SA2B				0x00a0
50 #define MACB_SA2T				0x00a4
51 #define MACB_SA3B				0x00a8
52 #define MACB_SA3T				0x00ac
53 #define MACB_SA4B				0x00b0
54 #define MACB_SA4T				0x00b4
55 #define MACB_TID				0x00b8
56 #define MACB_TPQ				0x00bc
57 #define MACB_USRIO				0x00c0
58 #define MACB_WOL				0x00c4
59 #define MACB_MID				0x00fc
60 
61 /* GEM specific register offsets */
62 #define GEM_DCFG1				0x0280
63 #define GEM_DCFG6				0x0294
64 
65 #define MACB_MAX_QUEUES				8
66 
67 /* GEM specific multi queues register offset */
68 /* hw_q can be 0~7 */
69 #define GEM_TBQP(hw_q)				(0x0440 + ((hw_q) << 2))
70 
71 /* Bitfields in NCR */
72 #define MACB_LB_OFFSET				0
73 #define MACB_LB_SIZE				1
74 #define MACB_LLB_OFFSET				1
75 #define MACB_LLB_SIZE				1
76 #define MACB_RE_OFFSET				2
77 #define MACB_RE_SIZE				1
78 #define MACB_TE_OFFSET				3
79 #define MACB_TE_SIZE				1
80 #define MACB_MPE_OFFSET				4
81 #define MACB_MPE_SIZE				1
82 #define MACB_CLRSTAT_OFFSET			5
83 #define MACB_CLRSTAT_SIZE			1
84 #define MACB_INCSTAT_OFFSET			6
85 #define MACB_INCSTAT_SIZE			1
86 #define MACB_WESTAT_OFFSET			7
87 #define MACB_WESTAT_SIZE			1
88 #define MACB_BP_OFFSET				8
89 #define MACB_BP_SIZE				1
90 #define MACB_TSTART_OFFSET			9
91 #define MACB_TSTART_SIZE			1
92 #define MACB_THALT_OFFSET			10
93 #define MACB_THALT_SIZE				1
94 #define MACB_NCR_TPF_OFFSET			11
95 #define MACB_NCR_TPF_SIZE			1
96 #define MACB_TZQ_OFFSET				12
97 #define MACB_TZQ_SIZE				1
98 
99 /* Bitfields in NCFGR */
100 #define MACB_SPD_OFFSET				0
101 #define MACB_SPD_SIZE				1
102 #define MACB_FD_OFFSET				1
103 #define MACB_FD_SIZE				1
104 #define MACB_BIT_RATE_OFFSET			2
105 #define MACB_BIT_RATE_SIZE			1
106 #define MACB_JFRAME_OFFSET			3
107 #define MACB_JFRAME_SIZE			1
108 #define MACB_CAF_OFFSET				4
109 #define MACB_CAF_SIZE				1
110 #define MACB_NBC_OFFSET				5
111 #define MACB_NBC_SIZE				1
112 #define MACB_NCFGR_MTI_OFFSET			6
113 #define MACB_NCFGR_MTI_SIZE			1
114 #define MACB_UNI_OFFSET				7
115 #define MACB_UNI_SIZE				1
116 #define MACB_BIG_OFFSET				8
117 #define MACB_BIG_SIZE				1
118 #define MACB_EAE_OFFSET				9
119 #define MACB_EAE_SIZE				1
120 #define MACB_CLK_OFFSET				10
121 #define MACB_CLK_SIZE				2
122 #define MACB_RTY_OFFSET				12
123 #define MACB_RTY_SIZE				1
124 #define MACB_PAE_OFFSET				13
125 #define MACB_PAE_SIZE				1
126 #define MACB_RBOF_OFFSET			14
127 #define MACB_RBOF_SIZE				2
128 #define MACB_RLCE_OFFSET			16
129 #define MACB_RLCE_SIZE				1
130 #define MACB_DRFCS_OFFSET			17
131 #define MACB_DRFCS_SIZE				1
132 #define MACB_EFRHD_OFFSET			18
133 #define MACB_EFRHD_SIZE				1
134 #define MACB_IRXFCS_OFFSET			19
135 #define MACB_IRXFCS_SIZE			1
136 
137 #define GEM_GBE_OFFSET				10
138 #define GEM_GBE_SIZE				1
139 #define GEM_CLK_OFFSET				18
140 #define GEM_CLK_SIZE				3
141 #define GEM_DBW_OFFSET				21
142 #define GEM_DBW_SIZE				2
143 
144 /* Bitfields in NSR */
145 #define MACB_NSR_LINK_OFFSET			0
146 #define MACB_NSR_LINK_SIZE			1
147 #define MACB_MDIO_OFFSET			1
148 #define MACB_MDIO_SIZE				1
149 #define MACB_IDLE_OFFSET			2
150 #define MACB_IDLE_SIZE				1
151 
152 /* Bitfields in UR */
153 #define GEM_RGMII_OFFSET			0
154 #define GEM_RGMII_SIZE				1
155 
156 /* Bitfields in TSR */
157 #define MACB_UBR_OFFSET				0
158 #define MACB_UBR_SIZE				1
159 #define MACB_COL_OFFSET				1
160 #define MACB_COL_SIZE				1
161 #define MACB_TSR_RLE_OFFSET			2
162 #define MACB_TSR_RLE_SIZE			1
163 #define MACB_TGO_OFFSET				3
164 #define MACB_TGO_SIZE				1
165 #define MACB_BEX_OFFSET				4
166 #define MACB_BEX_SIZE				1
167 #define MACB_COMP_OFFSET			5
168 #define MACB_COMP_SIZE				1
169 #define MACB_UND_OFFSET				6
170 #define MACB_UND_SIZE				1
171 
172 /* Bitfields in RSR */
173 #define MACB_BNA_OFFSET				0
174 #define MACB_BNA_SIZE				1
175 #define MACB_REC_OFFSET				1
176 #define MACB_REC_SIZE				1
177 #define MACB_OVR_OFFSET				2
178 #define MACB_OVR_SIZE				1
179 
180 /* Bitfields in ISR/IER/IDR/IMR */
181 #define MACB_MFD_OFFSET				0
182 #define MACB_MFD_SIZE				1
183 #define MACB_RCOMP_OFFSET			1
184 #define MACB_RCOMP_SIZE				1
185 #define MACB_RXUBR_OFFSET			2
186 #define MACB_RXUBR_SIZE				1
187 #define MACB_TXUBR_OFFSET			3
188 #define MACB_TXUBR_SIZE				1
189 #define MACB_ISR_TUND_OFFSET			4
190 #define MACB_ISR_TUND_SIZE			1
191 #define MACB_ISR_RLE_OFFSET			5
192 #define MACB_ISR_RLE_SIZE			1
193 #define MACB_TXERR_OFFSET			6
194 #define MACB_TXERR_SIZE				1
195 #define MACB_TCOMP_OFFSET			7
196 #define MACB_TCOMP_SIZE				1
197 #define MACB_ISR_LINK_OFFSET			9
198 #define MACB_ISR_LINK_SIZE			1
199 #define MACB_ISR_ROVR_OFFSET			10
200 #define MACB_ISR_ROVR_SIZE			1
201 #define MACB_HRESP_OFFSET			11
202 #define MACB_HRESP_SIZE				1
203 #define MACB_PFR_OFFSET				12
204 #define MACB_PFR_SIZE				1
205 #define MACB_PTZ_OFFSET				13
206 #define MACB_PTZ_SIZE				1
207 
208 /* Bitfields in MAN */
209 #define MACB_DATA_OFFSET			0
210 #define MACB_DATA_SIZE				16
211 #define MACB_CODE_OFFSET			16
212 #define MACB_CODE_SIZE				2
213 #define MACB_REGA_OFFSET			18
214 #define MACB_REGA_SIZE				5
215 #define MACB_PHYA_OFFSET			23
216 #define MACB_PHYA_SIZE				5
217 #define MACB_RW_OFFSET				28
218 #define MACB_RW_SIZE				2
219 #define MACB_SOF_OFFSET				30
220 #define MACB_SOF_SIZE				2
221 
222 /* Bitfields in USRIO */
223 #define MACB_MII_OFFSET				0
224 #define MACB_MII_SIZE				1
225 #define MACB_EAM_OFFSET				1
226 #define MACB_EAM_SIZE				1
227 #define MACB_TX_PAUSE_OFFSET			2
228 #define MACB_TX_PAUSE_SIZE			1
229 #define MACB_TX_PAUSE_ZERO_OFFSET		3
230 #define MACB_TX_PAUSE_ZERO_SIZE			1
231 
232 /* Bitfields in USRIO (AT91) */
233 #define MACB_RMII_OFFSET			0
234 #define MACB_RMII_SIZE				1
235 #define MACB_CLKEN_OFFSET			1
236 #define MACB_CLKEN_SIZE				1
237 
238 /* Bitfields in WOL */
239 #define MACB_IP_OFFSET				0
240 #define MACB_IP_SIZE				16
241 #define MACB_MAG_OFFSET				16
242 #define MACB_MAG_SIZE				1
243 #define MACB_ARP_OFFSET				17
244 #define MACB_ARP_SIZE				1
245 #define MACB_SA1_OFFSET				18
246 #define MACB_SA1_SIZE				1
247 #define MACB_WOL_MTI_OFFSET			19
248 #define MACB_WOL_MTI_SIZE			1
249 
250 /* Bitfields in MID */
251 #define MACB_IDNUM_OFFSET			16
252 #define MACB_IDNUM_SIZE				16
253 
254 /* Bitfields in DCFG1 */
255 #define GEM_DBWDEF_OFFSET			25
256 #define GEM_DBWDEF_SIZE				3
257 
258 /* constants for data bus width */
259 #define GEM_DBW32				0
260 #define GEM_DBW64				1
261 #define GEM_DBW128				2
262 
263 /* Constants for CLK */
264 #define MACB_CLK_DIV8				0
265 #define MACB_CLK_DIV16				1
266 #define MACB_CLK_DIV32				2
267 #define MACB_CLK_DIV64				3
268 
269 /* GEM specific constants for CLK */
270 #define GEM_CLK_DIV8				0
271 #define GEM_CLK_DIV16				1
272 #define GEM_CLK_DIV32				2
273 #define GEM_CLK_DIV48				3
274 #define GEM_CLK_DIV64				4
275 #define GEM_CLK_DIV96				5
276 
277 /* Constants for MAN register */
278 #define MACB_MAN_SOF				1
279 #define MACB_MAN_WRITE				1
280 #define MACB_MAN_READ				2
281 #define MACB_MAN_CODE				2
282 
283 /* Bit manipulation macros */
284 #define MACB_BIT(name)					\
285 	(1 << MACB_##name##_OFFSET)
286 #define MACB_BF(name, value)				\
287 	(((value) & ((1 << MACB_##name##_SIZE) - 1))	\
288 	 << MACB_##name##_OFFSET)
289 #define MACB_BFEXT(name, value)\
290 	(((value) >> MACB_##name##_OFFSET)		\
291 	 & ((1 << MACB_##name##_SIZE) - 1))
292 #define MACB_BFINS(name, value, old)			\
293 	(((old) & ~(((1 << MACB_##name##_SIZE) - 1)	\
294 		    << MACB_##name##_OFFSET))		\
295 	 | MACB_BF(name, value))
296 
297 #define GEM_BIT(name)					\
298 	(1 << GEM_##name##_OFFSET)
299 #define GEM_BF(name, value)				\
300 	(((value) & ((1 << GEM_##name##_SIZE) - 1))	\
301 	 << GEM_##name##_OFFSET)
302 #define GEM_BFEXT(name, value)\
303 	(((value) >> GEM_##name##_OFFSET)		\
304 	 & ((1 << GEM_##name##_SIZE) - 1))
305 #define GEM_BFINS(name, value, old)			\
306 	(((old) & ~(((1 << GEM_##name##_SIZE) - 1)	\
307 		    << GEM_##name##_OFFSET))		\
308 	 | GEM_BF(name, value))
309 
310 /* Register access macros */
311 #define macb_readl(port, reg)				\
312 	readl((port)->regs + MACB_##reg)
313 #define macb_writel(port, reg, value)			\
314 	writel((value), (port)->regs + MACB_##reg)
315 #define gem_readl(port, reg)				\
316 	readl((port)->regs + GEM_##reg)
317 #define gem_writel(port, reg, value)			\
318 	writel((value), (port)->regs + GEM_##reg)
319 #define gem_writel_queue_TBQP(port, value, queue_num)	\
320 	writel((value), (port)->regs + GEM_TBQP(queue_num))
321 
322 #endif /* __DRIVERS_MACB_H__ */
323