xref: /openbmc/u-boot/drivers/net/macb.h (revision c6af2e7d)
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 MACB_TSR				0x0014
30 #define MACB_RBQP				0x0018
31 #define MACB_TBQP				0x001c
32 #define MACB_RSR				0x0020
33 #define MACB_ISR				0x0024
34 #define MACB_IER				0x0028
35 #define MACB_IDR				0x002c
36 #define MACB_IMR				0x0030
37 #define MACB_MAN				0x0034
38 #define MACB_PTR				0x0038
39 #define MACB_PFR				0x003c
40 #define MACB_FTO				0x0040
41 #define MACB_SCF				0x0044
42 #define MACB_MCF				0x0048
43 #define MACB_FRO				0x004c
44 #define MACB_FCSE				0x0050
45 #define MACB_ALE				0x0054
46 #define MACB_DTF				0x0058
47 #define MACB_LCOL				0x005c
48 #define MACB_EXCOL				0x0060
49 #define MACB_TUND				0x0064
50 #define MACB_CSE				0x0068
51 #define MACB_RRE				0x006c
52 #define MACB_ROVR				0x0070
53 #define MACB_RSE				0x0074
54 #define MACB_ELE				0x0078
55 #define MACB_RJA				0x007c
56 #define MACB_USF				0x0080
57 #define MACB_STE				0x0084
58 #define MACB_RLE				0x0088
59 #define MACB_TPF				0x008c
60 #define MACB_HRB				0x0090
61 #define MACB_HRT				0x0094
62 #define MACB_SA1B				0x0098
63 #define MACB_SA1T				0x009c
64 #define MACB_SA2B				0x00a0
65 #define MACB_SA2T				0x00a4
66 #define MACB_SA3B				0x00a8
67 #define MACB_SA3T				0x00ac
68 #define MACB_SA4B				0x00b0
69 #define MACB_SA4T				0x00b4
70 #define MACB_TID				0x00b8
71 #define MACB_TPQ				0x00bc
72 #define MACB_USRIO				0x00c0
73 #define MACB_WOL				0x00c4
74 
75 /* Bitfields in NCR */
76 #define MACB_LB_OFFSET				0
77 #define MACB_LB_SIZE				1
78 #define MACB_LLB_OFFSET				1
79 #define MACB_LLB_SIZE				1
80 #define MACB_RE_OFFSET				2
81 #define MACB_RE_SIZE				1
82 #define MACB_TE_OFFSET				3
83 #define MACB_TE_SIZE				1
84 #define MACB_MPE_OFFSET				4
85 #define MACB_MPE_SIZE				1
86 #define MACB_CLRSTAT_OFFSET			5
87 #define MACB_CLRSTAT_SIZE			1
88 #define MACB_INCSTAT_OFFSET			6
89 #define MACB_INCSTAT_SIZE			1
90 #define MACB_WESTAT_OFFSET			7
91 #define MACB_WESTAT_SIZE			1
92 #define MACB_BP_OFFSET				8
93 #define MACB_BP_SIZE				1
94 #define MACB_TSTART_OFFSET			9
95 #define MACB_TSTART_SIZE			1
96 #define MACB_THALT_OFFSET			10
97 #define MACB_THALT_SIZE				1
98 #define MACB_NCR_TPF_OFFSET			11
99 #define MACB_NCR_TPF_SIZE			1
100 #define MACB_TZQ_OFFSET				12
101 #define MACB_TZQ_SIZE				1
102 
103 /* Bitfields in NCFGR */
104 #define MACB_SPD_OFFSET				0
105 #define MACB_SPD_SIZE				1
106 #define MACB_FD_OFFSET				1
107 #define MACB_FD_SIZE				1
108 #define MACB_BIT_RATE_OFFSET			2
109 #define MACB_BIT_RATE_SIZE			1
110 #define MACB_JFRAME_OFFSET			3
111 #define MACB_JFRAME_SIZE			1
112 #define MACB_CAF_OFFSET				4
113 #define MACB_CAF_SIZE				1
114 #define MACB_NBC_OFFSET				5
115 #define MACB_NBC_SIZE				1
116 #define MACB_NCFGR_MTI_OFFSET			6
117 #define MACB_NCFGR_MTI_SIZE			1
118 #define MACB_UNI_OFFSET				7
119 #define MACB_UNI_SIZE				1
120 #define MACB_BIG_OFFSET				8
121 #define MACB_BIG_SIZE				1
122 #define MACB_EAE_OFFSET				9
123 #define MACB_EAE_SIZE				1
124 #define MACB_CLK_OFFSET				10
125 #define MACB_CLK_SIZE				2
126 #define MACB_RTY_OFFSET				12
127 #define MACB_RTY_SIZE				1
128 #define MACB_PAE_OFFSET				13
129 #define MACB_PAE_SIZE				1
130 #define MACB_RBOF_OFFSET			14
131 #define MACB_RBOF_SIZE				2
132 #define MACB_RLCE_OFFSET			16
133 #define MACB_RLCE_SIZE				1
134 #define MACB_DRFCS_OFFSET			17
135 #define MACB_DRFCS_SIZE				1
136 #define MACB_EFRHD_OFFSET			18
137 #define MACB_EFRHD_SIZE				1
138 #define MACB_IRXFCS_OFFSET			19
139 #define MACB_IRXFCS_SIZE			1
140 
141 /* Bitfields in NSR */
142 #define MACB_NSR_LINK_OFFSET			0
143 #define MACB_NSR_LINK_SIZE			1
144 #define MACB_MDIO_OFFSET			1
145 #define MACB_MDIO_SIZE				1
146 #define MACB_IDLE_OFFSET			2
147 #define MACB_IDLE_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 /* Constants for CLK */
244 #define MACB_CLK_DIV8				0
245 #define MACB_CLK_DIV16				1
246 #define MACB_CLK_DIV32				2
247 #define MACB_CLK_DIV64				3
248 
249 /* Constants for MAN register */
250 #define MACB_MAN_SOF				1
251 #define MACB_MAN_WRITE				1
252 #define MACB_MAN_READ				2
253 #define MACB_MAN_CODE				2
254 
255 /* Bit manipulation macros */
256 #define MACB_BIT(name)					\
257 	(1 << MACB_##name##_OFFSET)
258 #define MACB_BF(name,value)				\
259 	(((value) & ((1 << MACB_##name##_SIZE) - 1))	\
260 	 << MACB_##name##_OFFSET)
261 #define MACB_BFEXT(name,value)\
262 	(((value) >> MACB_##name##_OFFSET)		\
263 	 & ((1 << MACB_##name##_SIZE) - 1))
264 #define MACB_BFINS(name,value,old)			\
265 	(((old) & ~(((1 << MACB_##name##_SIZE) - 1)	\
266 		    << MACB_##name##_OFFSET))		\
267 	 | MACB_BF(name,value))
268 
269 /* Register access macros */
270 #define macb_readl(port,reg)				\
271 	readl((port)->regs + MACB_##reg)
272 #define macb_writel(port,reg,value)			\
273 	writel((value), (port)->regs + MACB_##reg)
274 
275 #endif /* __DRIVERS_MACB_H__ */
276