xref: /openbmc/u-boot/drivers/net/macb.h (revision b899fa39)
1 /*
2  * Copyright (C) 2005-2006 Atmel Corporation
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 #ifndef __DRIVERS_MACB_H__
23 #define __DRIVERS_MACB_H__
24 
25 /* MACB register offsets */
26 #define MACB_NCR				0x0000
27 #define MACB_NCFGR				0x0004
28 #define MACB_NSR				0x0008
29 #define GEM_UR					0x000c
30 #define MACB_TSR				0x0014
31 #define MACB_RBQP				0x0018
32 #define MACB_TBQP				0x001c
33 #define MACB_RSR				0x0020
34 #define MACB_ISR				0x0024
35 #define MACB_IER				0x0028
36 #define MACB_IDR				0x002c
37 #define MACB_IMR				0x0030
38 #define MACB_MAN				0x0034
39 #define MACB_PTR				0x0038
40 #define MACB_PFR				0x003c
41 #define MACB_FTO				0x0040
42 #define MACB_SCF				0x0044
43 #define MACB_MCF				0x0048
44 #define MACB_FRO				0x004c
45 #define MACB_FCSE				0x0050
46 #define MACB_ALE				0x0054
47 #define MACB_DTF				0x0058
48 #define MACB_LCOL				0x005c
49 #define MACB_EXCOL				0x0060
50 #define MACB_TUND				0x0064
51 #define MACB_CSE				0x0068
52 #define MACB_RRE				0x006c
53 #define MACB_ROVR				0x0070
54 #define MACB_RSE				0x0074
55 #define MACB_ELE				0x0078
56 #define MACB_RJA				0x007c
57 #define MACB_USF				0x0080
58 #define MACB_STE				0x0084
59 #define MACB_RLE				0x0088
60 #define MACB_TPF				0x008c
61 #define MACB_HRB				0x0090
62 #define MACB_HRT				0x0094
63 #define MACB_SA1B				0x0098
64 #define MACB_SA1T				0x009c
65 #define MACB_SA2B				0x00a0
66 #define MACB_SA2T				0x00a4
67 #define MACB_SA3B				0x00a8
68 #define MACB_SA3T				0x00ac
69 #define MACB_SA4B				0x00b0
70 #define MACB_SA4T				0x00b4
71 #define MACB_TID				0x00b8
72 #define MACB_TPQ				0x00bc
73 #define MACB_USRIO				0x00c0
74 #define MACB_WOL				0x00c4
75 #define MACB_MID				0x00fc
76 
77 /* Bitfields in NCR */
78 #define MACB_LB_OFFSET				0
79 #define MACB_LB_SIZE				1
80 #define MACB_LLB_OFFSET				1
81 #define MACB_LLB_SIZE				1
82 #define MACB_RE_OFFSET				2
83 #define MACB_RE_SIZE				1
84 #define MACB_TE_OFFSET				3
85 #define MACB_TE_SIZE				1
86 #define MACB_MPE_OFFSET				4
87 #define MACB_MPE_SIZE				1
88 #define MACB_CLRSTAT_OFFSET			5
89 #define MACB_CLRSTAT_SIZE			1
90 #define MACB_INCSTAT_OFFSET			6
91 #define MACB_INCSTAT_SIZE			1
92 #define MACB_WESTAT_OFFSET			7
93 #define MACB_WESTAT_SIZE			1
94 #define MACB_BP_OFFSET				8
95 #define MACB_BP_SIZE				1
96 #define MACB_TSTART_OFFSET			9
97 #define MACB_TSTART_SIZE			1
98 #define MACB_THALT_OFFSET			10
99 #define MACB_THALT_SIZE				1
100 #define MACB_NCR_TPF_OFFSET			11
101 #define MACB_NCR_TPF_SIZE			1
102 #define MACB_TZQ_OFFSET				12
103 #define MACB_TZQ_SIZE				1
104 
105 /* Bitfields in NCFGR */
106 #define MACB_SPD_OFFSET				0
107 #define MACB_SPD_SIZE				1
108 #define MACB_FD_OFFSET				1
109 #define MACB_FD_SIZE				1
110 #define MACB_BIT_RATE_OFFSET			2
111 #define MACB_BIT_RATE_SIZE			1
112 #define MACB_JFRAME_OFFSET			3
113 #define MACB_JFRAME_SIZE			1
114 #define MACB_CAF_OFFSET				4
115 #define MACB_CAF_SIZE				1
116 #define MACB_NBC_OFFSET				5
117 #define MACB_NBC_SIZE				1
118 #define MACB_NCFGR_MTI_OFFSET			6
119 #define MACB_NCFGR_MTI_SIZE			1
120 #define MACB_UNI_OFFSET				7
121 #define MACB_UNI_SIZE				1
122 #define MACB_BIG_OFFSET				8
123 #define MACB_BIG_SIZE				1
124 #define MACB_EAE_OFFSET				9
125 #define MACB_EAE_SIZE				1
126 #define MACB_CLK_OFFSET				10
127 #define MACB_CLK_SIZE				2
128 #define MACB_RTY_OFFSET				12
129 #define MACB_RTY_SIZE				1
130 #define MACB_PAE_OFFSET				13
131 #define MACB_PAE_SIZE				1
132 #define MACB_RBOF_OFFSET			14
133 #define MACB_RBOF_SIZE				2
134 #define MACB_RLCE_OFFSET			16
135 #define MACB_RLCE_SIZE				1
136 #define MACB_DRFCS_OFFSET			17
137 #define MACB_DRFCS_SIZE				1
138 #define MACB_EFRHD_OFFSET			18
139 #define MACB_EFRHD_SIZE				1
140 #define MACB_IRXFCS_OFFSET			19
141 #define MACB_IRXFCS_SIZE			1
142 
143 #define GEM_GBE_OFFSET				10
144 #define GEM_GBE_SIZE				1
145 #define GEM_CLK_OFFSET				18
146 #define GEM_CLK_SIZE				3
147 #define GEM_DBW_OFFSET				21
148 #define GEM_DBW_SIZE				2
149 
150 /* Bitfields in NSR */
151 #define MACB_NSR_LINK_OFFSET			0
152 #define MACB_NSR_LINK_SIZE			1
153 #define MACB_MDIO_OFFSET			1
154 #define MACB_MDIO_SIZE				1
155 #define MACB_IDLE_OFFSET			2
156 #define MACB_IDLE_SIZE				1
157 
158 /* Bitfields in UR */
159 #define GEM_RGMII_OFFSET			0
160 #define GEM_RGMII_SIZE				1
161 
162 /* Bitfields in TSR */
163 #define MACB_UBR_OFFSET				0
164 #define MACB_UBR_SIZE				1
165 #define MACB_COL_OFFSET				1
166 #define MACB_COL_SIZE				1
167 #define MACB_TSR_RLE_OFFSET			2
168 #define MACB_TSR_RLE_SIZE			1
169 #define MACB_TGO_OFFSET				3
170 #define MACB_TGO_SIZE				1
171 #define MACB_BEX_OFFSET				4
172 #define MACB_BEX_SIZE				1
173 #define MACB_COMP_OFFSET			5
174 #define MACB_COMP_SIZE				1
175 #define MACB_UND_OFFSET				6
176 #define MACB_UND_SIZE				1
177 
178 /* Bitfields in RSR */
179 #define MACB_BNA_OFFSET				0
180 #define MACB_BNA_SIZE				1
181 #define MACB_REC_OFFSET				1
182 #define MACB_REC_SIZE				1
183 #define MACB_OVR_OFFSET				2
184 #define MACB_OVR_SIZE				1
185 
186 /* Bitfields in ISR/IER/IDR/IMR */
187 #define MACB_MFD_OFFSET				0
188 #define MACB_MFD_SIZE				1
189 #define MACB_RCOMP_OFFSET			1
190 #define MACB_RCOMP_SIZE				1
191 #define MACB_RXUBR_OFFSET			2
192 #define MACB_RXUBR_SIZE				1
193 #define MACB_TXUBR_OFFSET			3
194 #define MACB_TXUBR_SIZE				1
195 #define MACB_ISR_TUND_OFFSET			4
196 #define MACB_ISR_TUND_SIZE			1
197 #define MACB_ISR_RLE_OFFSET			5
198 #define MACB_ISR_RLE_SIZE			1
199 #define MACB_TXERR_OFFSET			6
200 #define MACB_TXERR_SIZE				1
201 #define MACB_TCOMP_OFFSET			7
202 #define MACB_TCOMP_SIZE				1
203 #define MACB_ISR_LINK_OFFSET			9
204 #define MACB_ISR_LINK_SIZE			1
205 #define MACB_ISR_ROVR_OFFSET			10
206 #define MACB_ISR_ROVR_SIZE			1
207 #define MACB_HRESP_OFFSET			11
208 #define MACB_HRESP_SIZE				1
209 #define MACB_PFR_OFFSET				12
210 #define MACB_PFR_SIZE				1
211 #define MACB_PTZ_OFFSET				13
212 #define MACB_PTZ_SIZE				1
213 
214 /* Bitfields in MAN */
215 #define MACB_DATA_OFFSET			0
216 #define MACB_DATA_SIZE				16
217 #define MACB_CODE_OFFSET			16
218 #define MACB_CODE_SIZE				2
219 #define MACB_REGA_OFFSET			18
220 #define MACB_REGA_SIZE				5
221 #define MACB_PHYA_OFFSET			23
222 #define MACB_PHYA_SIZE				5
223 #define MACB_RW_OFFSET				28
224 #define MACB_RW_SIZE				2
225 #define MACB_SOF_OFFSET				30
226 #define MACB_SOF_SIZE				2
227 
228 /* Bitfields in USRIO */
229 #define MACB_MII_OFFSET				0
230 #define MACB_MII_SIZE				1
231 #define MACB_EAM_OFFSET				1
232 #define MACB_EAM_SIZE				1
233 #define MACB_TX_PAUSE_OFFSET			2
234 #define MACB_TX_PAUSE_SIZE			1
235 #define MACB_TX_PAUSE_ZERO_OFFSET		3
236 #define MACB_TX_PAUSE_ZERO_SIZE			1
237 
238 /* Bitfields in USRIO (AT91) */
239 #define MACB_RMII_OFFSET			0
240 #define MACB_RMII_SIZE				1
241 #define MACB_CLKEN_OFFSET			1
242 #define MACB_CLKEN_SIZE				1
243 
244 /* Bitfields in WOL */
245 #define MACB_IP_OFFSET				0
246 #define MACB_IP_SIZE				16
247 #define MACB_MAG_OFFSET				16
248 #define MACB_MAG_SIZE				1
249 #define MACB_ARP_OFFSET				17
250 #define MACB_ARP_SIZE				1
251 #define MACB_SA1_OFFSET				18
252 #define MACB_SA1_SIZE				1
253 #define MACB_WOL_MTI_OFFSET			19
254 #define MACB_WOL_MTI_SIZE			1
255 
256 /* Bitfields in MID */
257 #define MACB_IDNUM_OFFSET			16
258 #define MACB_IDNUM_SIZE				16
259 
260 /* Bitfields in DCFG1 */
261 /* Constants for CLK */
262 #define MACB_CLK_DIV8				0
263 #define MACB_CLK_DIV16				1
264 #define MACB_CLK_DIV32				2
265 #define MACB_CLK_DIV64				3
266 
267 /* GEM specific constants for CLK */
268 #define GEM_CLK_DIV8				0
269 #define GEM_CLK_DIV16				1
270 #define GEM_CLK_DIV32				2
271 #define GEM_CLK_DIV48				3
272 #define GEM_CLK_DIV64				4
273 #define GEM_CLK_DIV96				5
274 
275 /* Constants for MAN register */
276 #define MACB_MAN_SOF				1
277 #define MACB_MAN_WRITE				1
278 #define MACB_MAN_READ				2
279 #define MACB_MAN_CODE				2
280 
281 /* Bit manipulation macros */
282 #define MACB_BIT(name)					\
283 	(1 << MACB_##name##_OFFSET)
284 #define MACB_BF(name, value)				\
285 	(((value) & ((1 << MACB_##name##_SIZE) - 1))	\
286 	 << MACB_##name##_OFFSET)
287 #define MACB_BFEXT(name, value)\
288 	(((value) >> MACB_##name##_OFFSET)		\
289 	 & ((1 << MACB_##name##_SIZE) - 1))
290 #define MACB_BFINS(name, value, old)			\
291 	(((old) & ~(((1 << MACB_##name##_SIZE) - 1)	\
292 		    << MACB_##name##_OFFSET))		\
293 	 | MACB_BF(name, value))
294 
295 #define GEM_BIT(name)					\
296 	(1 << GEM_##name##_OFFSET)
297 #define GEM_BF(name, value)				\
298 	(((value) & ((1 << GEM_##name##_SIZE) - 1))	\
299 	 << GEM_##name##_OFFSET)
300 #define GEM_BFEXT(name, value)\
301 	(((value) >> GEM_##name##_OFFSET)		\
302 	 & ((1 << GEM_##name##_SIZE) - 1))
303 #define GEM_BFINS(name, value, old)			\
304 	(((old) & ~(((1 << GEM_##name##_SIZE) - 1)	\
305 		    << GEM_##name##_OFFSET))		\
306 	 | GEM_BF(name, value))
307 
308 /* Register access macros */
309 #define macb_readl(port, reg)				\
310 	readl((port)->regs + MACB_##reg)
311 #define macb_writel(port, reg, value)			\
312 	writel((value), (port)->regs + MACB_##reg)
313 #define gem_readl(port, reg)				\
314 	readl((port)->regs + GEM_##reg)
315 #define gem_writel(port, reg, value)			\
316 	writel((value), (port)->regs + GEM_##reg)
317 
318 #endif /* __DRIVERS_MACB_H__ */
319