1/* ********************************************************************* 2 * SB1250 Board Support Package 3 * 4 * SMBUS Constants File: sb1250_smbus.h 5 * 6 * This module contains constants and macros useful for 7 * manipulating the SB1250's SMbus devices. 8 * 9 * SB1250 specification level: 10/21/02 10 * BCM1280 specification level: 11/24/03 11 * 12 ********************************************************************* 13 * 14 * Copyright 2000,2001,2002,2003,2004 15 * Broadcom Corporation. All rights reserved. 16 * 17 * This software is furnished under license and may be used and 18 * copied only in accordance with the following terms and 19 * conditions. Subject to these conditions, you may download, 20 * copy, install, use, modify and distribute modified or unmodified 21 * copies of this software in source and/or binary form. No title 22 * or ownership is transferred hereby. 23 * 24 * 1) Any source code used, modified or distributed must reproduce 25 * and retain this copyright notice and list of conditions 26 * as they appear in the source file. 27 * 28 * 2) No right is granted to use any trade name, trademark, or 29 * logo of Broadcom Corporation. The "Broadcom Corporation" 30 * name may not be used to endorse or promote products derived 31 * from this software without the prior written permission of 32 * Broadcom Corporation. 33 * 34 * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR 35 * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED 36 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 37 * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT 38 * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN 39 * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT, 40 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 41 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 42 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 43 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 44 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 45 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF 46 * THE POSSIBILITY OF SUCH DAMAGE. 47 ********************************************************************* */ 48 49 50#ifndef _SB1250_SMBUS_H 51#define _SB1250_SMBUS_H 52 53#include "sb1250_defs.h" 54 55/* 56 * SMBus Clock Frequency Register (Table 14-2) 57 */ 58 59#define S_SMB_FREQ_DIV 0 60#define M_SMB_FREQ_DIV _SB_MAKEMASK(13,S_SMB_FREQ_DIV) 61#define V_SMB_FREQ_DIV(x) _SB_MAKEVALUE(x,S_SMB_FREQ_DIV) 62 63#define K_SMB_FREQ_400KHZ 0x1F 64#define K_SMB_FREQ_100KHZ 0x7D 65#define K_SMB_FREQ_10KHZ 1250 66 67#define S_SMB_CMD 0 68#define M_SMB_CMD _SB_MAKEMASK(8,S_SMB_CMD) 69#define V_SMB_CMD(x) _SB_MAKEVALUE(x,S_SMB_CMD) 70 71/* 72 * SMBus control register (Table 14-4) 73 */ 74 75#define M_SMB_ERR_INTR _SB_MAKEMASK1(0) 76#define M_SMB_FINISH_INTR _SB_MAKEMASK1(1) 77 78#define S_SMB_DATA_OUT 4 79#define M_SMB_DATA_OUT _SB_MAKEMASK1(S_SMB_DATA_OUT) 80#define V_SMB_DATA_OUT(x) _SB_MAKEVALUE(x,S_SMB_DATA_OUT) 81 82#define M_SMB_DATA_DIR _SB_MAKEMASK1(5) 83#define M_SMB_DATA_DIR_OUTPUT M_SMB_DATA_DIR 84#define M_SMB_CLK_OUT _SB_MAKEMASK1(6) 85#define M_SMB_DIRECT_ENABLE _SB_MAKEMASK1(7) 86 87/* 88 * SMBus status registers (Table 14-5) 89 */ 90 91#define M_SMB_BUSY _SB_MAKEMASK1(0) 92#define M_SMB_ERROR _SB_MAKEMASK1(1) 93#define M_SMB_ERROR_TYPE _SB_MAKEMASK1(2) 94 95#if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480) 96#define S_SMB_SCL_IN 5 97#define M_SMB_SCL_IN _SB_MAKEMASK1(S_SMB_SCL_IN) 98#define V_SMB_SCL_IN(x) _SB_MAKEVALUE(x,S_SMB_SCL_IN) 99#define G_SMB_SCL_IN(x) _SB_GETVALUE(x,S_SMB_SCL_IN,M_SMB_SCL_IN) 100#endif /* 1250 PASS3 || 112x PASS1 || 1480 */ 101 102#define S_SMB_REF 6 103#define M_SMB_REF _SB_MAKEMASK1(S_SMB_REF) 104#define V_SMB_REF(x) _SB_MAKEVALUE(x,S_SMB_REF) 105#define G_SMB_REF(x) _SB_GETVALUE(x,S_SMB_REF,M_SMB_REF) 106 107#define S_SMB_DATA_IN 7 108#define M_SMB_DATA_IN _SB_MAKEMASK1(S_SMB_DATA_IN) 109#define V_SMB_DATA_IN(x) _SB_MAKEVALUE(x,S_SMB_DATA_IN) 110#define G_SMB_DATA_IN(x) _SB_GETVALUE(x,S_SMB_DATA_IN,M_SMB_DATA_IN) 111 112/* 113 * SMBus Start/Command registers (Table 14-9) 114 */ 115 116#define S_SMB_ADDR 0 117#define M_SMB_ADDR _SB_MAKEMASK(7,S_SMB_ADDR) 118#define V_SMB_ADDR(x) _SB_MAKEVALUE(x,S_SMB_ADDR) 119#define G_SMB_ADDR(x) _SB_GETVALUE(x,S_SMB_ADDR,M_SMB_ADDR) 120 121#define M_SMB_QDATA _SB_MAKEMASK1(7) 122 123#define S_SMB_TT 8 124#define M_SMB_TT _SB_MAKEMASK(3,S_SMB_TT) 125#define V_SMB_TT(x) _SB_MAKEVALUE(x,S_SMB_TT) 126#define G_SMB_TT(x) _SB_GETVALUE(x,S_SMB_TT,M_SMB_TT) 127 128#define K_SMB_TT_WR1BYTE 0 129#define K_SMB_TT_WR2BYTE 1 130#define K_SMB_TT_WR3BYTE 2 131#define K_SMB_TT_CMD_RD1BYTE 3 132#define K_SMB_TT_CMD_RD2BYTE 4 133#define K_SMB_TT_RD1BYTE 5 134#define K_SMB_TT_QUICKCMD 6 135#define K_SMB_TT_EEPROMREAD 7 136 137#define V_SMB_TT_WR1BYTE V_SMB_TT(K_SMB_TT_WR1BYTE) 138#define V_SMB_TT_WR2BYTE V_SMB_TT(K_SMB_TT_WR2BYTE) 139#define V_SMB_TT_WR3BYTE V_SMB_TT(K_SMB_TT_WR3BYTE) 140#define V_SMB_TT_CMD_RD1BYTE V_SMB_TT(K_SMB_TT_CMD_RD1BYTE) 141#define V_SMB_TT_CMD_RD2BYTE V_SMB_TT(K_SMB_TT_CMD_RD2BYTE) 142#define V_SMB_TT_RD1BYTE V_SMB_TT(K_SMB_TT_RD1BYTE) 143#define V_SMB_TT_QUICKCMD V_SMB_TT(K_SMB_TT_QUICKCMD) 144#define V_SMB_TT_EEPROMREAD V_SMB_TT(K_SMB_TT_EEPROMREAD) 145 146#define M_SMB_PEC _SB_MAKEMASK1(15) 147 148/* 149 * SMBus Data Register (Table 14-6) and SMBus Extra Register (Table 14-7) 150 */ 151 152#define S_SMB_LB 0 153#define M_SMB_LB _SB_MAKEMASK(8,S_SMB_LB) 154#define V_SMB_LB(x) _SB_MAKEVALUE(x,S_SMB_LB) 155 156#define S_SMB_MB 8 157#define M_SMB_MB _SB_MAKEMASK(8,S_SMB_MB) 158#define V_SMB_MB(x) _SB_MAKEVALUE(x,S_SMB_MB) 159 160 161/* 162 * SMBus Packet Error Check register (Table 14-8) 163 */ 164 165#define S_SPEC_PEC 0 166#define M_SPEC_PEC _SB_MAKEMASK(8,S_SPEC_PEC) 167#define V_SPEC_MB(x) _SB_MAKEVALUE(x,S_SPEC_PEC) 168 169 170#if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480) 171 172#define S_SMB_CMDH 8 173#define M_SMB_CMDH _SB_MAKEMASK(8,S_SMB_CMDH) 174#define V_SMB_CMDH(x) _SB_MAKEVALUE(x,S_SMB_CMDH) 175 176#define M_SMB_EXTEND _SB_MAKEMASK1(14) 177 178#define S_SMB_DFMT 8 179#define M_SMB_DFMT _SB_MAKEMASK(3,S_SMB_DFMT) 180#define V_SMB_DFMT(x) _SB_MAKEVALUE(x,S_SMB_DFMT) 181#define G_SMB_DFMT(x) _SB_GETVALUE(x,S_SMB_DFMT,M_SMB_DFMT) 182 183#define K_SMB_DFMT_1BYTE 0 184#define K_SMB_DFMT_2BYTE 1 185#define K_SMB_DFMT_3BYTE 2 186#define K_SMB_DFMT_4BYTE 3 187#define K_SMB_DFMT_NODATA 4 188#define K_SMB_DFMT_CMD4BYTE 5 189#define K_SMB_DFMT_CMD5BYTE 6 190#define K_SMB_DFMT_RESERVED 7 191 192#define V_SMB_DFMT_1BYTE V_SMB_DFMT(K_SMB_DFMT_1BYTE) 193#define V_SMB_DFMT_2BYTE V_SMB_DFMT(K_SMB_DFMT_2BYTE) 194#define V_SMB_DFMT_3BYTE V_SMB_DFMT(K_SMB_DFMT_3BYTE) 195#define V_SMB_DFMT_4BYTE V_SMB_DFMT(K_SMB_DFMT_4BYTE) 196#define V_SMB_DFMT_NODATA V_SMB_DFMT(K_SMB_DFMT_NODATA) 197#define V_SMB_DFMT_CMD4BYTE V_SMB_DFMT(K_SMB_DFMT_CMD4BYTE) 198#define V_SMB_DFMT_CMD5BYTE V_SMB_DFMT(K_SMB_DFMT_CMD5BYTE) 199#define V_SMB_DFMT_RESERVED V_SMB_DFMT(K_SMB_DFMT_RESERVED) 200 201#define S_SMB_AFMT 11 202#define M_SMB_AFMT _SB_MAKEMASK(2,S_SMB_AFMT) 203#define V_SMB_AFMT(x) _SB_MAKEVALUE(x,S_SMB_AFMT) 204#define G_SMB_AFMT(x) _SB_GETVALUE(x,S_SMB_AFMT,M_SMB_AFMT) 205 206#define K_SMB_AFMT_NONE 0 207#define K_SMB_AFMT_ADDR 1 208#define K_SMB_AFMT_ADDR_CMD1BYTE 2 209#define K_SMB_AFMT_ADDR_CMD2BYTE 3 210 211#define V_SMB_AFMT_NONE V_SMB_AFMT(K_SMB_AFMT_NONE) 212#define V_SMB_AFMT_ADDR V_SMB_AFMT(K_SMB_AFMT_ADDR) 213#define V_SMB_AFMT_ADDR_CMD1BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD1BYTE) 214#define V_SMB_AFMT_ADDR_CMD2BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD2BYTE) 215 216#define M_SMB_DIR _SB_MAKEMASK1(13) 217 218#endif /* 1250 PASS2 || 112x PASS1 || 1480 */ 219 220#endif 221