xref: /openbmc/u-boot/drivers/net/macb.h (revision d275c40c)
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 
64 /* Bitfields in NCR */
65 #define MACB_LB_OFFSET				0
66 #define MACB_LB_SIZE				1
67 #define MACB_LLB_OFFSET				1
68 #define MACB_LLB_SIZE				1
69 #define MACB_RE_OFFSET				2
70 #define MACB_RE_SIZE				1
71 #define MACB_TE_OFFSET				3
72 #define MACB_TE_SIZE				1
73 #define MACB_MPE_OFFSET				4
74 #define MACB_MPE_SIZE				1
75 #define MACB_CLRSTAT_OFFSET			5
76 #define MACB_CLRSTAT_SIZE			1
77 #define MACB_INCSTAT_OFFSET			6
78 #define MACB_INCSTAT_SIZE			1
79 #define MACB_WESTAT_OFFSET			7
80 #define MACB_WESTAT_SIZE			1
81 #define MACB_BP_OFFSET				8
82 #define MACB_BP_SIZE				1
83 #define MACB_TSTART_OFFSET			9
84 #define MACB_TSTART_SIZE			1
85 #define MACB_THALT_OFFSET			10
86 #define MACB_THALT_SIZE				1
87 #define MACB_NCR_TPF_OFFSET			11
88 #define MACB_NCR_TPF_SIZE			1
89 #define MACB_TZQ_OFFSET				12
90 #define MACB_TZQ_SIZE				1
91 
92 /* Bitfields in NCFGR */
93 #define MACB_SPD_OFFSET				0
94 #define MACB_SPD_SIZE				1
95 #define MACB_FD_OFFSET				1
96 #define MACB_FD_SIZE				1
97 #define MACB_BIT_RATE_OFFSET			2
98 #define MACB_BIT_RATE_SIZE			1
99 #define MACB_JFRAME_OFFSET			3
100 #define MACB_JFRAME_SIZE			1
101 #define MACB_CAF_OFFSET				4
102 #define MACB_CAF_SIZE				1
103 #define MACB_NBC_OFFSET				5
104 #define MACB_NBC_SIZE				1
105 #define MACB_NCFGR_MTI_OFFSET			6
106 #define MACB_NCFGR_MTI_SIZE			1
107 #define MACB_UNI_OFFSET				7
108 #define MACB_UNI_SIZE				1
109 #define MACB_BIG_OFFSET				8
110 #define MACB_BIG_SIZE				1
111 #define MACB_EAE_OFFSET				9
112 #define MACB_EAE_SIZE				1
113 #define MACB_CLK_OFFSET				10
114 #define MACB_CLK_SIZE				2
115 #define MACB_RTY_OFFSET				12
116 #define MACB_RTY_SIZE				1
117 #define MACB_PAE_OFFSET				13
118 #define MACB_PAE_SIZE				1
119 #define MACB_RBOF_OFFSET			14
120 #define MACB_RBOF_SIZE				2
121 #define MACB_RLCE_OFFSET			16
122 #define MACB_RLCE_SIZE				1
123 #define MACB_DRFCS_OFFSET			17
124 #define MACB_DRFCS_SIZE				1
125 #define MACB_EFRHD_OFFSET			18
126 #define MACB_EFRHD_SIZE				1
127 #define MACB_IRXFCS_OFFSET			19
128 #define MACB_IRXFCS_SIZE			1
129 
130 #define GEM_GBE_OFFSET				10
131 #define GEM_GBE_SIZE				1
132 #define GEM_CLK_OFFSET				18
133 #define GEM_CLK_SIZE				3
134 #define GEM_DBW_OFFSET				21
135 #define GEM_DBW_SIZE				2
136 
137 /* Bitfields in NSR */
138 #define MACB_NSR_LINK_OFFSET			0
139 #define MACB_NSR_LINK_SIZE			1
140 #define MACB_MDIO_OFFSET			1
141 #define MACB_MDIO_SIZE				1
142 #define MACB_IDLE_OFFSET			2
143 #define MACB_IDLE_SIZE				1
144 
145 /* Bitfields in UR */
146 #define GEM_RGMII_OFFSET			0
147 #define GEM_RGMII_SIZE				1
148 
149 /* Bitfields in TSR */
150 #define MACB_UBR_OFFSET				0
151 #define MACB_UBR_SIZE				1
152 #define MACB_COL_OFFSET				1
153 #define MACB_COL_SIZE				1
154 #define MACB_TSR_RLE_OFFSET			2
155 #define MACB_TSR_RLE_SIZE			1
156 #define MACB_TGO_OFFSET				3
157 #define MACB_TGO_SIZE				1
158 #define MACB_BEX_OFFSET				4
159 #define MACB_BEX_SIZE				1
160 #define MACB_COMP_OFFSET			5
161 #define MACB_COMP_SIZE				1
162 #define MACB_UND_OFFSET				6
163 #define MACB_UND_SIZE				1
164 
165 /* Bitfields in RSR */
166 #define MACB_BNA_OFFSET				0
167 #define MACB_BNA_SIZE				1
168 #define MACB_REC_OFFSET				1
169 #define MACB_REC_SIZE				1
170 #define MACB_OVR_OFFSET				2
171 #define MACB_OVR_SIZE				1
172 
173 /* Bitfields in ISR/IER/IDR/IMR */
174 #define MACB_MFD_OFFSET				0
175 #define MACB_MFD_SIZE				1
176 #define MACB_RCOMP_OFFSET			1
177 #define MACB_RCOMP_SIZE				1
178 #define MACB_RXUBR_OFFSET			2
179 #define MACB_RXUBR_SIZE				1
180 #define MACB_TXUBR_OFFSET			3
181 #define MACB_TXUBR_SIZE				1
182 #define MACB_ISR_TUND_OFFSET			4
183 #define MACB_ISR_TUND_SIZE			1
184 #define MACB_ISR_RLE_OFFSET			5
185 #define MACB_ISR_RLE_SIZE			1
186 #define MACB_TXERR_OFFSET			6
187 #define MACB_TXERR_SIZE				1
188 #define MACB_TCOMP_OFFSET			7
189 #define MACB_TCOMP_SIZE				1
190 #define MACB_ISR_LINK_OFFSET			9
191 #define MACB_ISR_LINK_SIZE			1
192 #define MACB_ISR_ROVR_OFFSET			10
193 #define MACB_ISR_ROVR_SIZE			1
194 #define MACB_HRESP_OFFSET			11
195 #define MACB_HRESP_SIZE				1
196 #define MACB_PFR_OFFSET				12
197 #define MACB_PFR_SIZE				1
198 #define MACB_PTZ_OFFSET				13
199 #define MACB_PTZ_SIZE				1
200 
201 /* Bitfields in MAN */
202 #define MACB_DATA_OFFSET			0
203 #define MACB_DATA_SIZE				16
204 #define MACB_CODE_OFFSET			16
205 #define MACB_CODE_SIZE				2
206 #define MACB_REGA_OFFSET			18
207 #define MACB_REGA_SIZE				5
208 #define MACB_PHYA_OFFSET			23
209 #define MACB_PHYA_SIZE				5
210 #define MACB_RW_OFFSET				28
211 #define MACB_RW_SIZE				2
212 #define MACB_SOF_OFFSET				30
213 #define MACB_SOF_SIZE				2
214 
215 /* Bitfields in USRIO */
216 #define MACB_MII_OFFSET				0
217 #define MACB_MII_SIZE				1
218 #define MACB_EAM_OFFSET				1
219 #define MACB_EAM_SIZE				1
220 #define MACB_TX_PAUSE_OFFSET			2
221 #define MACB_TX_PAUSE_SIZE			1
222 #define MACB_TX_PAUSE_ZERO_OFFSET		3
223 #define MACB_TX_PAUSE_ZERO_SIZE			1
224 
225 /* Bitfields in USRIO (AT91) */
226 #define MACB_RMII_OFFSET			0
227 #define MACB_RMII_SIZE				1
228 #define MACB_CLKEN_OFFSET			1
229 #define MACB_CLKEN_SIZE				1
230 
231 /* Bitfields in WOL */
232 #define MACB_IP_OFFSET				0
233 #define MACB_IP_SIZE				16
234 #define MACB_MAG_OFFSET				16
235 #define MACB_MAG_SIZE				1
236 #define MACB_ARP_OFFSET				17
237 #define MACB_ARP_SIZE				1
238 #define MACB_SA1_OFFSET				18
239 #define MACB_SA1_SIZE				1
240 #define MACB_WOL_MTI_OFFSET			19
241 #define MACB_WOL_MTI_SIZE			1
242 
243 /* Bitfields in MID */
244 #define MACB_IDNUM_OFFSET			16
245 #define MACB_IDNUM_SIZE				16
246 
247 /* Bitfields in DCFG1 */
248 #define GEM_DBWDEF_OFFSET			25
249 #define GEM_DBWDEF_SIZE				3
250 
251 /* constants for data bus width */
252 #define GEM_DBW32				0
253 #define GEM_DBW64				1
254 #define GEM_DBW128				2
255 
256 /* Constants for CLK */
257 #define MACB_CLK_DIV8				0
258 #define MACB_CLK_DIV16				1
259 #define MACB_CLK_DIV32				2
260 #define MACB_CLK_DIV64				3
261 
262 /* GEM specific constants for CLK */
263 #define GEM_CLK_DIV8				0
264 #define GEM_CLK_DIV16				1
265 #define GEM_CLK_DIV32				2
266 #define GEM_CLK_DIV48				3
267 #define GEM_CLK_DIV64				4
268 #define GEM_CLK_DIV96				5
269 
270 /* Constants for MAN register */
271 #define MACB_MAN_SOF				1
272 #define MACB_MAN_WRITE				1
273 #define MACB_MAN_READ				2
274 #define MACB_MAN_CODE				2
275 
276 /* Bit manipulation macros */
277 #define MACB_BIT(name)					\
278 	(1 << MACB_##name##_OFFSET)
279 #define MACB_BF(name, value)				\
280 	(((value) & ((1 << MACB_##name##_SIZE) - 1))	\
281 	 << MACB_##name##_OFFSET)
282 #define MACB_BFEXT(name, value)\
283 	(((value) >> MACB_##name##_OFFSET)		\
284 	 & ((1 << MACB_##name##_SIZE) - 1))
285 #define MACB_BFINS(name, value, old)			\
286 	(((old) & ~(((1 << MACB_##name##_SIZE) - 1)	\
287 		    << MACB_##name##_OFFSET))		\
288 	 | MACB_BF(name, value))
289 
290 #define GEM_BIT(name)					\
291 	(1 << GEM_##name##_OFFSET)
292 #define GEM_BF(name, value)				\
293 	(((value) & ((1 << GEM_##name##_SIZE) - 1))	\
294 	 << GEM_##name##_OFFSET)
295 #define GEM_BFEXT(name, value)\
296 	(((value) >> GEM_##name##_OFFSET)		\
297 	 & ((1 << GEM_##name##_SIZE) - 1))
298 #define GEM_BFINS(name, value, old)			\
299 	(((old) & ~(((1 << GEM_##name##_SIZE) - 1)	\
300 		    << GEM_##name##_OFFSET))		\
301 	 | GEM_BF(name, value))
302 
303 /* Register access macros */
304 #define macb_readl(port, reg)				\
305 	readl((port)->regs + MACB_##reg)
306 #define macb_writel(port, reg, value)			\
307 	writel((value), (port)->regs + MACB_##reg)
308 #define gem_readl(port, reg)				\
309 	readl((port)->regs + GEM_##reg)
310 #define gem_writel(port, reg, value)			\
311 	writel((value), (port)->regs + GEM_##reg)
312 
313 #endif /* __DRIVERS_MACB_H__ */
314