xref: /openbmc/u-boot/include/lxt971a.h (revision 1ac559d4)
1 /***********************************************************************
2  *
3  * Copyright (C) 2004 by FS Forth-Systeme GmbH.
4  * All rights reserved.
5  *
6  * $Id: ns9750_eth.h,v 1.2 2004/02/24 13:25:39 mpietrek Exp $
7  * @Author: Markus Pietrek
8  * @References: [1] NS9750 Hardware Reference, December 2003
9  *              [2] Intel LXT971 Datasheet #249414 Rev. 02
10  *              [3] NS7520 Linux Ethernet Driver
11  *
12  * This program is free software; you can redistribute it and/or
13  * modify it under the terms of the GNU General Public License as
14  * published by the Free Software Foundation; either version 2 of
15  * the License, or (at your option) any later version.
16  *
17  * This program is distributed in the hope that it will be useful,
18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20  * GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25  * MA 02111-1307 USA
26  *
27  ***********************************************************************/
28 
29 #ifndef __LXT971A_H__
30 #define __LXT971A_H__
31 
32 /* PHY definitions (LXT971A) [2] */
33 #define PHY_COMMON_CTRL    	 	(0x00)
34 #define PHY_COMMON_STAT    	 	(0x01)
35 #define PHY_COMMON_ID1    	 	(0x02)
36 #define PHY_COMMON_ID2           	(0x03)
37 #define PHY_COMMON_AUTO_ADV      	(0x04)
38 #define PHY_COMMON_AUTO_LNKB     	(0x05)
39 #define PHY_COMMON_AUTO_EXP      	(0x06)
40 #define PHY_COMMON_AUTO_NEXT     	(0x07)
41 #define PHY_COMMON_AUTO_LNKN     	(0x08)
42 #define PHY_LXT971_PORT_CFG      	(0x10)
43 #define PHY_LXT971_STAT2         	(0x11)
44 #define PHY_LXT971_INT_ENABLE    	(0x12)
45 #define PHY_LXT971_INT_STATUS    	(0x13)
46 #define PHY_LXT971_LED_CFG       	(0x14)
47 #define PHY_LXT971_DIG_CFG       	(0x1A)
48 #define PHY_LXT971_TX_CTRL       	(0x1E)
49 
50 /* CTRL PHY Control Register Bit Fields */
51 #define PHY_COMMON_CTRL_RESET  	 	(0x8000)
52 #define PHY_COMMON_CTRL_LOOPBACK 	(0x4000)
53 #define PHY_COMMON_CTRL_SPD_MA   	(0x2040)
54 #define PHY_COMMON_CTRL_SPD_10   	(0x0000)
55 #define PHY_COMMON_CTRL_SPD_100  	(0x2000)
56 #define PHY_COMMON_CTRL_SPD_1000 	(0x0040)
57 #define PHY_COMMON_CTRL_SPD_RES  	(0x2040)
58 #define PHY_COMMON_CTRL_AUTO_NEG 	(0x1000)
59 #define PHY_COMMON_CTRL_POWER_DN 	(0x0800)
60 #define PHY_COMMON_CTRL_ISOLATE	 	(0x0400)
61 #define PHY_COMMON_CTRL_RES_AUTO 	(0x0200)
62 #define PHY_COMMON_CTRL_DUPLEX	 	(0x0100)
63 #define PHY_COMMON_CTRL_COL_TEST 	(0x0080)
64 #define PHY_COMMON_CTRL_RES1     	(0x003F)
65 
66 /* STAT Status Register Bit Fields */
67 #define PHY_COMMON_STAT_100BT4	 	(0x8000)
68 #define PHY_COMMON_STAT_100BXFD	 	(0x4000)
69 #define PHY_COMMON_STAT_100BXHD	 	(0x2000)
70 #define PHY_COMMON_STAT_10BTFD	 	(0x1000)
71 #define PHY_COMMON_STAT_10BTHD	 	(0x0800)
72 #define PHY_COMMON_STAT_100BT2FD 	(0x0400)
73 #define PHY_COMMON_STAT_100BT2HD 	(0x0200)
74 #define PHY_COMMON_STAT_EXT_STAT 	(0x0100)
75 #define PHY_COMMON_STAT_RES1	 	(0x0080)
76 #define PHY_COMMON_STAT_MF_PSUP	 	(0x0040)
77 #define PHY_COMMON_STAT_AN_COMP  	(0x0020)
78 #define PHY_COMMON_STAT_RMT_FLT	 	(0x0010)
79 #define PHY_COMMON_STAT_AN_CAP	 	(0x0008)
80 #define PHY_COMMON_STAT_LNK_STAT 	(0x0004)
81 #define PHY_COMMON_STAT_JAB_DTCT 	(0x0002)
82 #define PHY_COMMON_STAT_EXT_CAP	 	(0x0001)
83 
84 /* AUTO_ADV Auto-neg Advert Register Bit Fields */
85 #define PHY_COMMON_AUTO_ADV_NP       	(0x8000)
86 #define PHY_COMMON_AUTO_ADV_RES1        (0x4000)
87 #define PHY_COMMON_AUTO_ADV_RMT_FLT     (0x2000)
88 #define PHY_COMMON_AUTO_ADV_RES2        (0x1000)
89 #define PHY_COMMON_AUTO_ADV_AS_PAUSE    (0x0800)
90 #define PHY_COMMON_AUTO_ADV_PAUSE       (0x0400)
91 #define PHY_COMMON_AUTO_ADV_100BT4      (0x0200)
92 #define PHY_COMMON_AUTO_ADV_100BTXFD   	(0x0100)
93 #define PHY_COMMON_AUTO_ADV_100BTX      (0x0080)
94 #define PHY_COMMON_AUTO_ADV_10BTFD   	(0x0040)
95 #define PHY_COMMON_AUTO_ADV_10BT     	(0x0020)
96 #define PHY_COMMON_AUTO_ADV_SEL_FLD_MA  (0x001F)
97 #define PHY_COMMON_AUTO_ADV_802_9       (0x0002)
98 #define PHY_COMMON_AUTO_ADV_802_3       (0x0001)
99 
100 /* AUTO_LNKB Auto-neg Link Ability Register Bit Fields */
101 #define PHY_COMMON_AUTO_LNKB_NP       	(0x8000)
102 #define PHY_COMMON_AUTO_LNKB_ACK        (0x4000)
103 #define PHY_COMMON_AUTO_LNKB_RMT_FLT    (0x2000)
104 #define PHY_COMMON_AUTO_LNKB_RES2       (0x1000)
105 #define PHY_COMMON_AUTO_LNKB_AS_PAUSE   (0x0800)
106 #define PHY_COMMON_AUTO_LNKB_PAUSE      (0x0400)
107 #define PHY_COMMON_AUTO_LNKB_100BT4     (0x0200)
108 #define PHY_COMMON_AUTO_LNKB_100BTXFD   (0x0100)
109 #define PHY_COMMON_AUTO_LNKB_100BTX     (0x0080)
110 #define PHY_COMMON_AUTO_LNKB_10BTFD   	(0x0040)
111 #define PHY_COMMON_AUTO_LNKB_10BT     	(0x0020)
112 #define PHY_COMMON_AUTO_LNKB_SEL_FLD_MA (0x001F)
113 #define PHY_COMMON_AUTO_LNKB_802_9      (0x0002)
114 #define PHY_COMMON_AUTO_LNKB_802_3      (0x0001)
115 
116 /* AUTO_EXP Auto-neg Expansion Register Bit Fields */
117 #define PHY_COMMON_AUTO_EXP_RES1        (0xFFC0)
118 #define PHY_COMMON_AUTO_EXP_BASE_PAGE   (0x0020)
119 #define PHY_COMMON_AUTO_EXP_PAR_DT_FLT  (0x0010)
120 #define PHY_COMMON_AUTO_EXP_LNK_NP_CAP  (0x0008)
121 #define PHY_COMMON_AUTO_EXP_NP_CAP      (0x0004)
122 #define PHY_COMMON_AUTO_EXP_PAGE_REC    (0x0002)
123 #define PHY_COMMON_AUTO_EXP_LNK_AN_CAP  (0x0001)
124 
125 /* AUTO_NEXT Aut-neg Next Page Tx Register Bit Fields */
126 #define PHY_COMMON_AUTO_NEXT_NP         (0x8000)
127 #define PHY_COMMON_AUTO_NEXT_RES1       (0x4000)
128 #define PHY_COMMON_AUTO_NEXT_MSG_PAGE   (0x2000)
129 #define PHY_COMMON_AUTO_NEXT_ACK_2      (0x1000)
130 #define PHY_COMMON_AUTO_NEXT_TOGGLE     (0x0800)
131 #define PHY_COMMON_AUTO_NEXT_MSG        (0x07FF)
132 
133 /* AUTO_LNKN Auto-neg Link Partner Rx Reg Bit Fields */
134 #define PHY_COMMON_AUTO_LNKN_NP         (0x8000)
135 #define PHY_COMMON_AUTO_LNKN_ACK        (0x4000)
136 #define PHY_COMMON_AUTO_LNKN_MSG_PAGE   (0x2000)
137 #define PHY_COMMON_AUTO_LNKN_ACK_2      (0x1000)
138 #define PHY_COMMON_AUTO_LNKN_TOGGLE     (0x0800)
139 #define PHY_COMMON_AUTO_LNKN_MSG        (0x07FF)
140 
141 /* PORT_CFG Port Configuration Register Bit Fields */
142 #define PHY_LXT971_PORT_CFG_RES1        (0x8000)
143 #define PHY_LXT971_PORT_CFG_FORCE_LNK   (0x4000)
144 #define PHY_LXT971_PORT_CFG_TX_DISABLE  (0x2000)
145 #define PHY_LXT971_PORT_CFG_BYPASS_SCR  (0x1000)
146 #define PHY_LXT971_PORT_CFG_RES2        (0x0800)
147 #define PHY_LXT971_PORT_CFG_JABBER      (0x0400)
148 #define PHY_LXT971_PORT_CFG_SQE	        (0x0200)
149 #define PHY_LXT971_PORT_CFG_TP_LOOPBACK (0x0100)
150 #define PHY_LXT971_PORT_CFG_CRS_SEL     (0x0080)
151 #define PHY_LXT971_PORT_CFG_SLEEP_MODE  (0x0040)
152 #define PHY_LXT971_PORT_CFG_PRE_EN      (0x0020)
153 #define PHY_LXT971_PORT_CFG_SLEEP_T_MA  (0x0018)
154 #define PHY_LXT971_PORT_CFG_SLEEP_T_104 (0x0010)
155 #define PHY_LXT971_PORT_CFG_SLEEP_T_200 (0x0001)
156 #define PHY_LXT971_PORT_CFG_SLEEP_T_304 (0x0000)
157 #define PHY_LXT971_PORT_CFG_FLT_CODE_EN (0x0004)
158 #define PHY_LXT971_PORT_CFG_ALT_NP      (0x0002)
159 #define PHY_LXT971_PORT_CFG_FIBER_SEL   (0x0001)
160 
161 /* STAT2 Status Register #2 Bit Fields */
162 #define PHY_LXT971_STAT2_RES1   	(0x8000)
163 #define PHY_LXT971_STAT2_100BTX 	(0x4000)
164 #define PHY_LXT971_STAT2_TX_STATUS	(0x2000)
165 #define PHY_LXT971_STAT2_RX_STATUS	(0x1000)
166 #define PHY_LXT971_STAT2_COL_STATUS	(0x0800)
167 #define PHY_LXT971_STAT2_LINK   	(0x0400)
168 #define PHY_LXT971_STAT2_DUPLEX_MODE	(0x0200)
169 #define PHY_LXT971_STAT2_AUTO_NEG	(0x0100)
170 #define PHY_LXT971_STAT2_AUTO_NEG_COMP 	(0x0080)
171 #define PHY_LXT971_STAT2_RES2   	(0x0040)
172 #define PHY_LXT971_STAT2_POLARITY	(0x0020)
173 #define PHY_LXT971_STAT2_PAUSE  	(0x0010)
174 #define PHY_LXT971_STAT2_ERROR  	(0x0008)
175 #define PHY_LXT971_STAT2_RES3   	(0x0007)
176 
177 /* INT_ENABLE Interrupt Enable Register Bit Fields */
178 #define PHY_LXT971_INT_ENABLE_RES1      (0xFF00)
179 #define PHY_LXT971_INT_ENABLE_ANMSK     (0x0080)
180 #define PHY_LXT971_INT_ENABLE_SPEEDMSK  (0x0040)
181 #define PHY_LXT971_INT_ENABLE_DUPLEXMSK (0x0020)
182 #define PHY_LXT971_INT_ENABLE_LINKMSK   (0x0010)
183 #define PHY_LXT971_INT_ENABLE_RES2      (0x000C)
184 #define PHY_LXT971_INT_ENABLE_INTEN     (0x0002)
185 #define PHY_LXT971_INT_ENABLE_TINT      (0x0001)
186 
187 /* INT_STATUS Interrupt Status Register Bit Fields */
188 #define PHY_LXT971_INT_STATUS_RES1      (0xFF00)
189 #define PHY_LXT971_INT_STATUS_ANDONE    (0x0080)
190 #define PHY_LXT971_INT_STATUS_SPEEDCHG  (0x0040)
191 #define PHY_LXT971_INT_STATUS_DUPLEXCHG (0x0020)
192 #define PHY_LXT971_INT_STATUS_LINKCHG   (0x0010)
193 #define PHY_LXT971_INT_STATUS_RES2      (0x0008)
194 #define PHY_LXT971_INT_STATUS_MDINT     (0x0004)
195 #define PHY_LXT971_INT_STATUS_RES3      (0x0003)
196 
197 /* LED_CFG Interrupt LED Configuration Register Bit Fields */
198 #define PHY_LXT971_LED_CFG_SHIFT_LED1   (0x000C)
199 #define PHY_LXT971_LED_CFG_SHIFT_LED2   (0x0008)
200 #define PHY_LXT971_LED_CFG_SHIFT_LED3   (0x0004)
201 #define PHY_LXT971_LED_CFG_LEDFREQ_MA	(0x000C)
202 #define PHY_LXT971_LED_CFG_LEDFREQ_RES	(0x000C)
203 #define PHY_LXT971_LED_CFG_LEDFREQ_100	(0x0008)
204 #define PHY_LXT971_LED_CFG_LEDFREQ_60	(0x0004)
205 #define PHY_LXT971_LED_CFG_LEDFREQ_30	(0x0000)
206 #define PHY_LXT971_LED_CFG_PULSE_STR    (0x0002)
207 #define PHY_LXT971_LED_CFG_RES1         (0x0001)
208 
209 /* only one of these values must be shifted for each SHIFT_LED?  */
210 #define PHY_LXT971_LED_CFG_UNUSED1      (0x000F)
211 #define PHY_LXT971_LED_CFG_DUPLEX_COL   (0x000E)
212 #define PHY_LXT971_LED_CFG_LINK_ACT     (0x000D)
213 #define PHY_LXT971_LED_CFG_LINK_RX      (0x000C)
214 #define PHY_LXT971_LED_CFG_TEST_BLK_SLW (0x000B)
215 #define PHY_LXT971_LED_CFG_TEST_BLK_FST (0x000A)
216 #define PHY_LXT971_LED_CFG_TEST_OFF     (0x0009)
217 #define PHY_LXT971_LED_CFG_TEST_ON      (0x0008)
218 #define PHY_LXT971_LED_CFG_RX_OR_TX     (0x0007)
219 #define PHY_LXT971_LED_CFG_UNUSED2      (0x0006)
220 #define PHY_LXT971_LED_CFG_DUPLEX       (0x0005)
221 #define PHY_LXT971_LED_CFG_LINK	        (0x0004)
222 #define PHY_LXT971_LED_CFG_COLLISION    (0x0003)
223 #define PHY_LXT971_LED_CFG_RECEIVE      (0x0002)
224 #define PHY_LXT971_LED_CFG_TRANSMIT     (0x0001)
225 #define PHY_LXT971_LED_CFG_SPEED        (0x0000)
226 
227 /* DIG_CFG Digitial Configuration Register Bit Fields */
228 #define PHY_LXT971_DIG_CFG_RES1 	(0xF000)
229 #define PHY_LXT971_DIG_CFG_MII_DRIVE	(0x0800)
230 #define PHY_LXT971_DIG_CFG_RES2 	(0x0400)
231 #define PHY_LXT971_DIG_CFG_SHOW_SYMBOL	(0x0200)
232 #define PHY_LXT971_DIG_CFG_RES3 	(0x01FF)
233 
234 #define PHY_LXT971_MDIO_MAX_CLK		(8000000)
235 #define PHY_MDIO_MAX_CLK		(2500000)
236 
237 /* TX_CTRL Transmit Control Register Bit Fields
238    documentation is buggy for this register, therefore setting not included */
239 
240 typedef enum
241 {
242 	PHY_NONE    = 0x0000, /* no PHY detected yet */
243 	PHY_LXT971A = 0x0013
244 } PhyType;
245 
246 #endif /* __LXT971A_H__ */
247