]>
Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* ********************************************************************* |
2 | * SB1250 Board Support Package | |
42a3b4f2 | 3 | * |
1da177e4 | 4 | * SMBUS Constants File: sb1250_smbus.h |
42a3b4f2 RB |
5 | * |
6 | * This module contains constants and macros useful for | |
1da177e4 | 7 | * manipulating the SB1250's SMbus devices. |
42a3b4f2 | 8 | * |
4f19f990 AI |
9 | * SB1250 specification level: 10/21/02 |
10 | * BCM1280 specification level: 11/24/03 | |
42a3b4f2 RB |
11 | * |
12 | ********************************************************************* | |
1da177e4 LT |
13 | * |
14 | * Copyright 2000,2001,2002,2003 | |
15 | * Broadcom Corporation. All rights reserved. | |
42a3b4f2 RB |
16 | * |
17 | * This program is free software; you can redistribute it and/or | |
18 | * modify it under the terms of the GNU General Public License as | |
19 | * published by the Free Software Foundation; either version 2 of | |
1da177e4 LT |
20 | * the License, or (at your option) any later version. |
21 | * | |
22 | * This program is distributed in the hope that it will be useful, | |
23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | * GNU General Public License for more details. | |
26 | * | |
27 | * You should have received a copy of the GNU General Public License | |
28 | * along with this program; if not, write to the Free Software | |
42a3b4f2 | 29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
1da177e4 LT |
30 | * MA 02111-1307 USA |
31 | ********************************************************************* */ | |
32 | ||
33 | ||
34 | #ifndef _SB1250_SMBUS_H | |
35 | #define _SB1250_SMBUS_H | |
36 | ||
a1ce3928 | 37 | #include <asm/sibyte/sb1250_defs.h> |
1da177e4 LT |
38 | |
39 | /* | |
40 | * SMBus Clock Frequency Register (Table 14-2) | |
41 | */ | |
42 | ||
43 | #define S_SMB_FREQ_DIV 0 | |
21a151d8 RB |
44 | #define M_SMB_FREQ_DIV _SB_MAKEMASK(13, S_SMB_FREQ_DIV) |
45 | #define V_SMB_FREQ_DIV(x) _SB_MAKEVALUE(x, S_SMB_FREQ_DIV) | |
1da177e4 LT |
46 | |
47 | #define K_SMB_FREQ_400KHZ 0x1F | |
48 | #define K_SMB_FREQ_100KHZ 0x7D | |
4cbf2bea | 49 | #define K_SMB_FREQ_10KHZ 1250 |
1da177e4 LT |
50 | |
51 | #define S_SMB_CMD 0 | |
21a151d8 RB |
52 | #define M_SMB_CMD _SB_MAKEMASK(8, S_SMB_CMD) |
53 | #define V_SMB_CMD(x) _SB_MAKEVALUE(x, S_SMB_CMD) | |
1da177e4 LT |
54 | |
55 | /* | |
56 | * SMBus control register (Table 14-4) | |
57 | */ | |
58 | ||
59 | #define M_SMB_ERR_INTR _SB_MAKEMASK1(0) | |
60 | #define M_SMB_FINISH_INTR _SB_MAKEMASK1(1) | |
4cbf2bea AI |
61 | |
62 | #define S_SMB_DATA_OUT 4 | |
63 | #define M_SMB_DATA_OUT _SB_MAKEMASK1(S_SMB_DATA_OUT) | |
21a151d8 | 64 | #define V_SMB_DATA_OUT(x) _SB_MAKEVALUE(x, S_SMB_DATA_OUT) |
4cbf2bea | 65 | |
1da177e4 LT |
66 | #define M_SMB_DATA_DIR _SB_MAKEMASK1(5) |
67 | #define M_SMB_DATA_DIR_OUTPUT M_SMB_DATA_DIR | |
68 | #define M_SMB_CLK_OUT _SB_MAKEMASK1(6) | |
69 | #define M_SMB_DIRECT_ENABLE _SB_MAKEMASK1(7) | |
70 | ||
71 | /* | |
72 | * SMBus status registers (Table 14-5) | |
73 | */ | |
74 | ||
75 | #define M_SMB_BUSY _SB_MAKEMASK1(0) | |
76 | #define M_SMB_ERROR _SB_MAKEMASK1(1) | |
77 | #define M_SMB_ERROR_TYPE _SB_MAKEMASK1(2) | |
4cbf2bea AI |
78 | |
79 | #if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480) | |
80 | #define S_SMB_SCL_IN 5 | |
81 | #define M_SMB_SCL_IN _SB_MAKEMASK1(S_SMB_SCL_IN) | |
21a151d8 RB |
82 | #define V_SMB_SCL_IN(x) _SB_MAKEVALUE(x, S_SMB_SCL_IN) |
83 | #define G_SMB_SCL_IN(x) _SB_GETVALUE(x, S_SMB_SCL_IN, M_SMB_SCL_IN) | |
4cbf2bea AI |
84 | #endif /* 1250 PASS3 || 112x PASS1 || 1480 */ |
85 | ||
86 | #define S_SMB_REF 6 | |
87 | #define M_SMB_REF _SB_MAKEMASK1(S_SMB_REF) | |
21a151d8 RB |
88 | #define V_SMB_REF(x) _SB_MAKEVALUE(x, S_SMB_REF) |
89 | #define G_SMB_REF(x) _SB_GETVALUE(x, S_SMB_REF, M_SMB_REF) | |
4cbf2bea AI |
90 | |
91 | #define S_SMB_DATA_IN 7 | |
92 | #define M_SMB_DATA_IN _SB_MAKEMASK1(S_SMB_DATA_IN) | |
21a151d8 RB |
93 | #define V_SMB_DATA_IN(x) _SB_MAKEVALUE(x, S_SMB_DATA_IN) |
94 | #define G_SMB_DATA_IN(x) _SB_GETVALUE(x, S_SMB_DATA_IN, M_SMB_DATA_IN) | |
1da177e4 LT |
95 | |
96 | /* | |
97 | * SMBus Start/Command registers (Table 14-9) | |
98 | */ | |
99 | ||
100 | #define S_SMB_ADDR 0 | |
21a151d8 RB |
101 | #define M_SMB_ADDR _SB_MAKEMASK(7, S_SMB_ADDR) |
102 | #define V_SMB_ADDR(x) _SB_MAKEVALUE(x, S_SMB_ADDR) | |
103 | #define G_SMB_ADDR(x) _SB_GETVALUE(x, S_SMB_ADDR, M_SMB_ADDR) | |
1da177e4 LT |
104 | |
105 | #define M_SMB_QDATA _SB_MAKEMASK1(7) | |
106 | ||
107 | #define S_SMB_TT 8 | |
21a151d8 RB |
108 | #define M_SMB_TT _SB_MAKEMASK(3, S_SMB_TT) |
109 | #define V_SMB_TT(x) _SB_MAKEVALUE(x, S_SMB_TT) | |
110 | #define G_SMB_TT(x) _SB_GETVALUE(x, S_SMB_TT, M_SMB_TT) | |
1da177e4 LT |
111 | |
112 | #define K_SMB_TT_WR1BYTE 0 | |
113 | #define K_SMB_TT_WR2BYTE 1 | |
114 | #define K_SMB_TT_WR3BYTE 2 | |
115 | #define K_SMB_TT_CMD_RD1BYTE 3 | |
116 | #define K_SMB_TT_CMD_RD2BYTE 4 | |
117 | #define K_SMB_TT_RD1BYTE 5 | |
118 | #define K_SMB_TT_QUICKCMD 6 | |
119 | #define K_SMB_TT_EEPROMREAD 7 | |
120 | ||
121 | #define V_SMB_TT_WR1BYTE V_SMB_TT(K_SMB_TT_WR1BYTE) | |
122 | #define V_SMB_TT_WR2BYTE V_SMB_TT(K_SMB_TT_WR2BYTE) | |
123 | #define V_SMB_TT_WR3BYTE V_SMB_TT(K_SMB_TT_WR3BYTE) | |
124 | #define V_SMB_TT_CMD_RD1BYTE V_SMB_TT(K_SMB_TT_CMD_RD1BYTE) | |
125 | #define V_SMB_TT_CMD_RD2BYTE V_SMB_TT(K_SMB_TT_CMD_RD2BYTE) | |
126 | #define V_SMB_TT_RD1BYTE V_SMB_TT(K_SMB_TT_RD1BYTE) | |
127 | #define V_SMB_TT_QUICKCMD V_SMB_TT(K_SMB_TT_QUICKCMD) | |
128 | #define V_SMB_TT_EEPROMREAD V_SMB_TT(K_SMB_TT_EEPROMREAD) | |
129 | ||
130 | #define M_SMB_PEC _SB_MAKEMASK1(15) | |
131 | ||
132 | /* | |
133 | * SMBus Data Register (Table 14-6) and SMBus Extra Register (Table 14-7) | |
134 | */ | |
135 | ||
136 | #define S_SMB_LB 0 | |
21a151d8 RB |
137 | #define M_SMB_LB _SB_MAKEMASK(8, S_SMB_LB) |
138 | #define V_SMB_LB(x) _SB_MAKEVALUE(x, S_SMB_LB) | |
1da177e4 LT |
139 | |
140 | #define S_SMB_MB 8 | |
21a151d8 RB |
141 | #define M_SMB_MB _SB_MAKEMASK(8, S_SMB_MB) |
142 | #define V_SMB_MB(x) _SB_MAKEVALUE(x, S_SMB_MB) | |
1da177e4 LT |
143 | |
144 | ||
145 | /* | |
146 | * SMBus Packet Error Check register (Table 14-8) | |
147 | */ | |
148 | ||
149 | #define S_SPEC_PEC 0 | |
21a151d8 RB |
150 | #define M_SPEC_PEC _SB_MAKEMASK(8, S_SPEC_PEC) |
151 | #define V_SPEC_MB(x) _SB_MAKEVALUE(x, S_SPEC_PEC) | |
1da177e4 LT |
152 | |
153 | ||
4cbf2bea | 154 | #if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480) |
1da177e4 LT |
155 | |
156 | #define S_SMB_CMDH 8 | |
21a151d8 RB |
157 | #define M_SMB_CMDH _SB_MAKEMASK(8, S_SMB_CMDH) |
158 | #define V_SMB_CMDH(x) _SB_MAKEVALUE(x, S_SMB_CMDH) | |
1da177e4 LT |
159 | |
160 | #define M_SMB_EXTEND _SB_MAKEMASK1(14) | |
161 | ||
1da177e4 | 162 | #define S_SMB_DFMT 8 |
21a151d8 RB |
163 | #define M_SMB_DFMT _SB_MAKEMASK(3, S_SMB_DFMT) |
164 | #define V_SMB_DFMT(x) _SB_MAKEVALUE(x, S_SMB_DFMT) | |
165 | #define G_SMB_DFMT(x) _SB_GETVALUE(x, S_SMB_DFMT, M_SMB_DFMT) | |
1da177e4 LT |
166 | |
167 | #define K_SMB_DFMT_1BYTE 0 | |
168 | #define K_SMB_DFMT_2BYTE 1 | |
169 | #define K_SMB_DFMT_3BYTE 2 | |
170 | #define K_SMB_DFMT_4BYTE 3 | |
171 | #define K_SMB_DFMT_NODATA 4 | |
172 | #define K_SMB_DFMT_CMD4BYTE 5 | |
173 | #define K_SMB_DFMT_CMD5BYTE 6 | |
174 | #define K_SMB_DFMT_RESERVED 7 | |
175 | ||
176 | #define V_SMB_DFMT_1BYTE V_SMB_DFMT(K_SMB_DFMT_1BYTE) | |
177 | #define V_SMB_DFMT_2BYTE V_SMB_DFMT(K_SMB_DFMT_2BYTE) | |
178 | #define V_SMB_DFMT_3BYTE V_SMB_DFMT(K_SMB_DFMT_3BYTE) | |
179 | #define V_SMB_DFMT_4BYTE V_SMB_DFMT(K_SMB_DFMT_4BYTE) | |
180 | #define V_SMB_DFMT_NODATA V_SMB_DFMT(K_SMB_DFMT_NODATA) | |
181 | #define V_SMB_DFMT_CMD4BYTE V_SMB_DFMT(K_SMB_DFMT_CMD4BYTE) | |
182 | #define V_SMB_DFMT_CMD5BYTE V_SMB_DFMT(K_SMB_DFMT_CMD5BYTE) | |
183 | #define V_SMB_DFMT_RESERVED V_SMB_DFMT(K_SMB_DFMT_RESERVED) | |
184 | ||
4cbf2bea | 185 | #define S_SMB_AFMT 11 |
21a151d8 RB |
186 | #define M_SMB_AFMT _SB_MAKEMASK(2, S_SMB_AFMT) |
187 | #define V_SMB_AFMT(x) _SB_MAKEVALUE(x, S_SMB_AFMT) | |
188 | #define G_SMB_AFMT(x) _SB_GETVALUE(x, S_SMB_AFMT, M_SMB_AFMT) | |
4cbf2bea AI |
189 | |
190 | #define K_SMB_AFMT_NONE 0 | |
191 | #define K_SMB_AFMT_ADDR 1 | |
192 | #define K_SMB_AFMT_ADDR_CMD1BYTE 2 | |
193 | #define K_SMB_AFMT_ADDR_CMD2BYTE 3 | |
194 | ||
195 | #define V_SMB_AFMT_NONE V_SMB_AFMT(K_SMB_AFMT_NONE) | |
196 | #define V_SMB_AFMT_ADDR V_SMB_AFMT(K_SMB_AFMT_ADDR) | |
197 | #define V_SMB_AFMT_ADDR_CMD1BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD1BYTE) | |
198 | #define V_SMB_AFMT_ADDR_CMD2BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD2BYTE) | |
199 | ||
200 | #define M_SMB_DIR _SB_MAKEMASK1(13) | |
201 | ||
202 | #endif /* 1250 PASS2 || 112x PASS1 || 1480 */ | |
1da177e4 LT |
203 | |
204 | #endif |