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wdenk012771d2002-03-08 21:31:05 +00001/*
2 * (C) Copyright 2001
3 * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 *
23 */
24 /****************************************************************************
25 * Global routines used for MIP405
26 *****************************************************************************/
27#ifndef __ASSEMBLY__
28/*int switch_cs(unsigned char boot);*/
29
30extern int mem_test(unsigned long start, unsigned long ramsize,int mode);
31
32void user_led0(unsigned char on);
33
34
wdenk012771d2002-03-08 21:31:05 +000035#endif
36/* timings */
37/* PLD (CS7) */
Wolfgang Denk53677ef2008-05-20 16:00:29 +020038#define PLD_BME 0 /* Burst disable */
wdenk012771d2002-03-08 21:31:05 +000039#define PLD_TWE 5 /* 5 * 30ns 120ns Waitstates (access=TWT+1+TH) */
40#define PLD_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
41#define PLD_OEN 1 /* Cycles from CS low to OE low */
42#define PLD_WBN 1 /* Cycles from CS low to WE low */
43#define PLD_WBF 1 /* Cycles from WE high to CS high */
44#define PLD_TH 2 /* Number of hold cycles after transfer */
45#define PLD_RE 0 /* Ready disabled */
46#define PLD_SOR 1 /* Sample on Ready disabled */
47#define PLD_BEM 0 /* Byte Write only active on Write cycles */
48#define PLD_PEN 0 /* Parity disable */
Wolfgang Denk53677ef2008-05-20 16:00:29 +020049#define PLD_AP ((PLD_BME << 31) + (PLD_TWE << 23) + (PLD_CSN << 18) + (PLD_OEN << 16) + (PLD_WBN << 14) + \
wdenk012771d2002-03-08 21:31:05 +000050 (PLD_WBF << 12) + (PLD_TH << 9) + (PLD_RE << 8) + (PLD_SOR << 7) + (PLD_BEM << 6) + (PLD_PEN << 5))
51
52/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
53#define PLD_BS 0 /* 1 MByte */
54/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
55#define PLD_BU 3 /* R/W */
56/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
57#define PLD_BW 0 /* 16Bit */
58#define PLD_CR ((PER_PLD_ADDR & 0xfff00000) + (PLD_BS << 17) + (PLD_BU << 15) + (PLD_BW << 13))
59
60
61/* timings */
62
63#define PER_BOARD_ADDR (PER_UART1_ADDR+(1024*1024))
64/* Dummy CS to get the board revision */
Wolfgang Denk53677ef2008-05-20 16:00:29 +020065#define BOARD_BME 0 /* Burst disable */
wdenk012771d2002-03-08 21:31:05 +000066#define BOARD_TWE 255 /* 255 * 30ns 120ns Waitstates (access=TWT+1+TH) */
67#define BOARD_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
68#define BOARD_OEN 1 /* Cycles from CS low to OE low */
69#define BOARD_WBN 1 /* Cycles from CS low to WE low */
70#define BOARD_WBF 1 /* Cycles from WE high to CS high */
71#define BOARD_TH 2 /* Number of hold cycles after transfer */
72#define BOARD_RE 0 /* Ready disabled */
73#define BOARD_SOR 1 /* Sample on Ready disabled */
74#define BOARD_BEM 0 /* Byte Write only active on Write cycles */
75#define BOARD_PEN 0 /* Parity disable */
Wolfgang Denk53677ef2008-05-20 16:00:29 +020076#define BOARD_AP ((BOARD_BME << 31) + (BOARD_TWE << 23) + (BOARD_CSN << 18) + (BOARD_OEN << 16) + (BOARD_WBN << 14) + \
wdenk012771d2002-03-08 21:31:05 +000077 (BOARD_WBF << 12) + (BOARD_TH << 9) + (BOARD_RE << 8) + (BOARD_SOR << 7) + (BOARD_BEM << 6) + (BOARD_PEN << 5))
78
79/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
80#define BOARD_BS 0 /* 1 MByte */
81/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
82#define BOARD_BU 3 /* R/W */
83/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
84#define BOARD_BW 0 /* 16Bit */
85#define BOARD_CR ((PER_BOARD_ADDR & 0xfff00000) + (BOARD_BS << 17) + (BOARD_BU << 15) + (BOARD_BW << 13))
86
87
88/* UART0 CS2 */
Wolfgang Denk53677ef2008-05-20 16:00:29 +020089#define UART0_BME 0 /* Burst disable */
wdenk012771d2002-03-08 21:31:05 +000090#define UART0_TWE 7 /* 7 * 30ns 210ns Waitstates (access=TWT+1+TH) */
91#define UART0_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
92#define UART0_OEN 1 /* Cycles from CS low to OE low */
93#define UART0_WBN 1 /* Cycles from CS low to WE low */
94#define UART0_WBF 1 /* Cycles from WE high to CS high */
95#define UART0_TH 2 /* Number of hold cycles after transfer */
96#define UART0_RE 0 /* Ready disabled */
97#define UART0_SOR 1 /* Sample on Ready disabled */
98#define UART0_BEM 0 /* Byte Write only active on Write cycles */
99#define UART0_PEN 0 /* Parity disable */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200100#define UART0_AP ((UART0_BME << 31) + (UART0_TWE << 23) + (UART0_CSN << 18) + (UART0_OEN << 16) + (UART0_WBN << 14) + \
wdenk012771d2002-03-08 21:31:05 +0000101 (UART0_WBF << 12) + (UART0_TH << 9) + (UART0_RE << 8) + (UART0_SOR << 7) + (UART0_BEM << 6) + (UART0_PEN << 5))
102
103/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
104#define UART0_BS 0 /* 1 MByte */
105/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
106#define UART0_BU 3 /* R/W */
107/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
108#define UART0_BW 0 /* 8Bit */
109#define UART0_CR ((PER_UART0_ADDR & 0xfff00000) + (UART0_BS << 17) + (UART0_BU << 15) + (UART0_BW << 13))
110
111/* UART1 CS3 */
112#define UART1_AP UART0_AP /* same timing as UART0 */
113#define UART1_CR ((PER_UART1_ADDR & 0xfff00000) + (UART0_BS << 17) + (UART0_BU << 15) + (UART0_BW << 13))
114
115
wdenk012771d2002-03-08 21:31:05 +0000116/* Flash CS0 or CS 1 */
117/* 0x7F8FFE80 slowest timing at all... */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200118#define FLASH_BME_B 1 /* Burst enable */
wdenk012771d2002-03-08 21:31:05 +0000119#define FLASH_FWT_B 0x6 /* 6 * 30ns 210ns First Wait Access */
120#define FLASH_BWT_B 0x6 /* 6 * 30ns 210ns Burst Wait Access */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200121#define FLASH_BME 0 /* Burst disable */
wdenk012771d2002-03-08 21:31:05 +0000122#define FLASH_TWE 0xb/* 11 * 30ns 330ns Waitstates (access=TWT+1+TH) */
123#define FLASH_CSN 0 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
124#define FLASH_OEN 1 /* Cycles from CS low to OE low */
125#define FLASH_WBN 1 /* Cycles from CS low to WE low */
126#define FLASH_WBF 1 /* Cycles from WE high to CS high */
127#define FLASH_TH 2 /* Number of hold cycles after transfer */
128#define FLASH_RE 0 /* Ready disabled */
129#define FLASH_SOR 1 /* Sample on Ready disabled */
130#define FLASH_BEM 0 /* Byte Write only active on Write cycles */
131#define FLASH_PEN 0 /* Parity disable */
132/* Access Parameter Register for non Boot */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200133#define FLASH_AP ((FLASH_BME << 31) + (FLASH_TWE << 23) + (FLASH_CSN << 18) + (FLASH_OEN << 16) + (FLASH_WBN << 14) + \
wdenk012771d2002-03-08 21:31:05 +0000134 (FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
135/* Access Parameter Register for Boot */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200136#define FLASH_AP_B ((FLASH_BME_B << 31) + (FLASH_FWT_B << 26) + (FLASH_BWT_B << 23) + (FLASH_CSN << 18) + (FLASH_OEN << 16) + (FLASH_WBN << 14) + \
wdenk012771d2002-03-08 21:31:05 +0000137 (FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
138
139/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
wdenk7205e402003-09-10 22:30:53 +0000140#define FLASH_BS FLASH_SIZE_PRELIM /* 4 MByte */
wdenk012771d2002-03-08 21:31:05 +0000141/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
142#define FLASH_BU 3 /* R/W */
143/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
144#define FLASH_BW 1 /* 16Bit */
145/* CR register for Boot */
wdenk7205e402003-09-10 22:30:53 +0000146#define FLASH_CR_B ((FLASH_BASE_PRELIM & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
wdenk012771d2002-03-08 21:31:05 +0000147/* CR register for non Boot */
148#define FLASH_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
149
150/* MPS CS1 or CS0 */
151/* Boot CS: */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200152#define MPS_BME_B 1 /* Burst enable */
wdenk012771d2002-03-08 21:31:05 +0000153#define MPS_FWT_B 0x6/* 6 * 30ns 210ns First Wait Access */
154#define MPS_BWT_B 0x6 /* 6 * 30ns 210ns Burst Wait Access */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200155#define MPS_BME 0 /* Burst disable */
wdenk012771d2002-03-08 21:31:05 +0000156#define MPS_TWE 0xb/* 11 * 30ns 330ns Waitstates (access=TWT+1+TH) */
157#define MPS_CSN 0 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
158#define MPS_OEN 1 /* Cycles from CS low to OE low */
159#define MPS_WBN 1 /* Cycles from CS low to WE low */
160#define MPS_WBF 1 /* Cycles from WE high to CS high */
161#define MPS_TH 2 /* Number of hold cycles after transfer */
162#define MPS_RE 0 /* Ready disabled */
163#define MPS_SOR 1 /* Sample on Ready disabled */
164#define MPS_BEM 0 /* Byte Write only active on Write cycles */
165#define MPS_PEN 0 /* Parity disable */
166/* Access Parameter Register for non Boot */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200167#define MPS_AP ((MPS_BME << 31) + (MPS_TWE << 23) + (MPS_CSN << 18) + (MPS_OEN << 16) + (MPS_WBN << 14) + \
wdenk012771d2002-03-08 21:31:05 +0000168 (MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
169/* Access Parameter Register for Boot */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200170#define MPS_AP_B ((MPS_BME_B << 31) + (MPS_FWT_B << 26) + (MPS_BWT_B << 23) + (MPS_CSN << 18) + (MPS_OEN << 16) + (MPS_WBN << 14) + \
wdenk012771d2002-03-08 21:31:05 +0000171 (MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
172
173/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
174#define MPS_BS 2 /* 4 MByte */
wdenk7205e402003-09-10 22:30:53 +0000175#define MPS_BS_B FLASH_SIZE_PRELIM /* 1 MByte */
wdenk012771d2002-03-08 21:31:05 +0000176/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
177#define MPS_BU 3 /* R/W */
178/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
179#define MPS_BW 0 /* 8Bit */
180/* CR register for Boot */
wdenk7205e402003-09-10 22:30:53 +0000181#define MPS_CR_B ((FLASH_BASE_PRELIM & 0xfff00000) + (MPS_BS_B << 17) + (MPS_BU << 15) + (MPS_BW << 13))
wdenk012771d2002-03-08 21:31:05 +0000182/* CR register for non Boot */
183#define MPS_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))