aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-mips/jmr3927/jmr3927.h
blob: b2dc35f561818b6fe266f7ff1be6f26d1feed9c2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
/*
 * Defines for the TJSYS JMR-TX3927
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2000-2001 Toshiba Corporation
 */
#ifndef __ASM_TX3927_JMR3927_H
#define __ASM_TX3927_JMR3927_H

#include <asm/jmr3927/tx3927.h>
#include <asm/addrspace.h>
#include <asm/system.h>
#include <asm/txx9irq.h>

/* CS */
#define JMR3927_ROMCE0	0x1fc00000	/* 4M */
#define JMR3927_ROMCE1	0x1e000000	/* 4M */
#define JMR3927_ROMCE2	0x14000000	/* 16M */
#define JMR3927_ROMCE3	0x10000000	/* 64M */
#define JMR3927_ROMCE5	0x1d000000	/* 4M */
#define JMR3927_SDCS0	0x00000000	/* 32M */
#define JMR3927_SDCS1	0x02000000	/* 32M */
/* PCI Direct Mappings */

#define JMR3927_PCIMEM	0x08000000
#define JMR3927_PCIMEM_SIZE	0x08000000	/* 128M */
#define JMR3927_PCIIO	0x15000000
#define JMR3927_PCIIO_SIZE	0x01000000	/* 16M */

#define JMR3927_SDRAM_SIZE	0x02000000	/* 32M */
#define JMR3927_PORT_BASE	KSEG1

/* Address map (virtual address) */
#define JMR3927_ROM0_BASE	(KSEG1 + JMR3927_ROMCE0)
#define JMR3927_ROM1_BASE	(KSEG1 + JMR3927_ROMCE1)
#define JMR3927_IOC_BASE	(KSEG1 + JMR3927_ROMCE2)
#define JMR3927_PCIMEM_BASE	(KSEG1 + JMR3927_PCIMEM)
#define JMR3927_PCIIO_BASE	(KSEG1 + JMR3927_PCIIO)

#define JMR3927_IOC_REV_ADDR	(JMR3927_IOC_BASE + 0x00000000)
#define JMR3927_IOC_NVRAMB_ADDR	(JMR3927_IOC_BASE + 0x00010000)
#define JMR3927_IOC_LED_ADDR	(JMR3927_IOC_BASE + 0x00020000)
#define JMR3927_IOC_DIPSW_ADDR	(JMR3927_IOC_BASE + 0x00030000)
#define JMR3927_IOC_BREV_ADDR	(JMR3927_IOC_BASE + 0x00040000)
#define JMR3927_IOC_DTR_ADDR	(JMR3927_IOC_BASE + 0x00050000)
#define JMR3927_IOC_INTS1_ADDR	(JMR3927_IOC_BASE + 0x00080000)
#define JMR3927_IOC_INTS2_ADDR	(JMR3927_IOC_BASE + 0x00090000)
#define JMR3927_IOC_INTM_ADDR	(JMR3927_IOC_BASE + 0x000a0000)
#define JMR3927_IOC_INTP_ADDR	(JMR3927_IOC_BASE + 0x000b0000)
#define JMR3927_IOC_RESET_ADDR	(JMR3927_IOC_BASE + 0x000f0000)

/* Flash ROM */
#define JMR3927_FLASH_BASE	(JMR3927_ROM0_BASE)
#define JMR3927_FLASH_SIZE	0x00400000

/* bits for IOC_REV/IOC_BREV (high byte) */
#define JMR3927_IDT_MASK	0xfc
#define JMR3927_REV_MASK	0x03
#define JMR3927_IOC_IDT		0xe0

/* bits for IOC_INTS1/IOC_INTS2/IOC_INTM/IOC_INTP (high byte) */
#define JMR3927_IOC_INTB_PCIA	0
#define JMR3927_IOC_INTB_PCIB	1
#define JMR3927_IOC_INTB_PCIC	2
#define JMR3927_IOC_INTB_PCID	3
#define JMR3927_IOC_INTB_MODEM	4
#define JMR3927_IOC_INTB_INT6	5
#define JMR3927_IOC_INTB_INT7	6
#define JMR3927_IOC_INTB_SOFT	7
#define JMR3927_IOC_INTF_PCIA	(1 << JMR3927_IOC_INTF_PCIA)
#define JMR3927_IOC_INTF_PCIB	(1 << JMR3927_IOC_INTB_PCIB)
#define JMR3927_IOC_INTF_PCIC	(1 << JMR3927_IOC_INTB_PCIC)
#define JMR3927_IOC_INTF_PCID	(1 << JMR3927_IOC_INTB_PCID)
#define JMR3927_IOC_INTF_MODEM	(1 << JMR3927_IOC_INTB_MODEM)
#define JMR3927_IOC_INTF_INT6	(1 << JMR3927_IOC_INTB_INT6)
#define JMR3927_IOC_INTF_INT7	(1 << JMR3927_IOC_INTB_INT7)
#define JMR3927_IOC_INTF_SOFT	(1 << JMR3927_IOC_INTB_SOFT)

/* bits for IOC_RESET (high byte) */
#define JMR3927_IOC_RESET_CPU	1
#define JMR3927_IOC_RESET_PCI	2

#if defined(__BIG_ENDIAN)
#define jmr3927_ioc_reg_out(d, a)	((*(volatile unsigned char *)(a)) = (d))
#define jmr3927_ioc_reg_in(a)		(*(volatile unsigned char *)(a))
#elif defined(__LITTLE_ENDIAN)
#define jmr3927_ioc_reg_out(d, a)	((*(volatile unsigned char *)((a)^1)) = (d))
#define jmr3927_ioc_reg_in(a)		(*(volatile unsigned char *)((a)^1))
#else
#error "No Endian"
#endif

/* LED macro */
#define jmr3927_led_set(n/*0-16*/)	jmr3927_ioc_reg_out(~(n), JMR3927_IOC_LED_ADDR)

#define jmr3927_led_and_set(n/*0-16*/)	jmr3927_ioc_reg_out((~(n)) & jmr3927_ioc_reg_in(JMR3927_IOC_LED_ADDR), JMR3927_IOC_LED_ADDR)

/* DIPSW4 macro */
#define jmr3927_dipsw1()	((tx3927_pioptr->din & (1 << 11)) == 0)
#define jmr3927_dipsw2()	((tx3927_pioptr->din & (1 << 10)) == 0)
#define jmr3927_dipsw3()	((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 2) == 0)
#define jmr3927_dipsw4()	((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 1) == 0)

/*
 * IRQ mappings
 */

/* These are the virtual IRQ numbers, we divide all IRQ's into
 * 'spaces', the 'space' determines where and how to enable/disable
 * that particular IRQ on an JMR machine.  Add new 'spaces' as new
 * IRQ hardware is supported.
 */
#define JMR3927_NR_IRQ_IRC	16	/* On-Chip IRC */
#define JMR3927_NR_IRQ_IOC	8	/* PCI/MODEM/INT[6:7] */

#define JMR3927_IRQ_IRC	TXX9_IRQ_BASE
#define JMR3927_IRQ_IOC	(JMR3927_IRQ_IRC + JMR3927_NR_IRQ_IRC)
#define JMR3927_IRQ_END	(JMR3927_IRQ_IOC + JMR3927_NR_IRQ_IOC)

#define JMR3927_IRQ_IRC_INT0	(JMR3927_IRQ_IRC + TX3927_IR_INT0)
#define JMR3927_IRQ_IRC_INT1	(JMR3927_IRQ_IRC + TX3927_IR_INT1)
#define JMR3927_IRQ_IRC_INT2	(JMR3927_IRQ_IRC + TX3927_IR_INT2)
#define JMR3927_IRQ_IRC_INT3	(JMR3927_IRQ_IRC + TX3927_IR_INT3)
#define JMR3927_IRQ_IRC_INT4	(JMR3927_IRQ_IRC + TX3927_IR_INT4)
#define JMR3927_IRQ_IRC_INT5	(JMR3927_IRQ_IRC + TX3927_IR_INT5)
#define JMR3927_IRQ_IRC_SIO0	(JMR3927_IRQ_IRC + TX3927_IR_SIO0)
#define JMR3927_IRQ_IRC_SIO1	(JMR3927_IRQ_IRC + TX3927_IR_SIO1)
#define JMR3927_IRQ_IRC_SIO(ch)	(JMR3927_IRQ_IRC + TX3927_IR_SIO(ch))
#define JMR3927_IRQ_IRC_DMA	(JMR3927_IRQ_IRC + TX3927_IR_DMA)
#define JMR3927_IRQ_IRC_PIO	(JMR3927_IRQ_IRC + TX3927_IR_PIO)
#define JMR3927_IRQ_IRC_PCI	(JMR3927_IRQ_IRC + TX3927_IR_PCI)
#define JMR3927_IRQ_IRC_TMR0	(JMR3927_IRQ_IRC + TX3927_IR_TMR0)
#define JMR3927_IRQ_IRC_TMR1	(JMR3927_IRQ_IRC + TX3927_IR_TMR1)
#define JMR3927_IRQ_IRC_TMR2	(JMR3927_IRQ_IRC + TX3927_IR_TMR2)
#define JMR3927_IRQ_IOC_PCIA	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIA)
#define JMR3927_IRQ_IOC_PCIB	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIB)
#define JMR3927_IRQ_IOC_PCIC	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIC)
#define JMR3927_IRQ_IOC_PCID	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCID)
#define JMR3927_IRQ_IOC_MODEM	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_MODEM)
#define JMR3927_IRQ_IOC_INT6	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT6)
#define JMR3927_IRQ_IOC_INT7	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT7)
#define JMR3927_IRQ_IOC_SOFT	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_SOFT)

/* IOC (PCI, MODEM) */
#define JMR3927_IRQ_IOCINT	JMR3927_IRQ_IRC_INT1
/* TC35815 100M Ether (JMR-TX3912:JPW4:2-3 Short) */
#define JMR3927_IRQ_ETHER0	JMR3927_IRQ_IRC_INT3
/* Clock Tick (10ms) */
#define JMR3927_IRQ_TICK	JMR3927_IRQ_IRC_TMR0

/* Clocks */
#define JMR3927_CORECLK	132710400	/* 132.7MHz */
#define JMR3927_GBUSCLK	(JMR3927_CORECLK / 2)	/* 66.35MHz */
#define JMR3927_IMCLK	(JMR3927_CORECLK / 4)	/* 33.17MHz */

#define jmr3927_tmrptr		tx3927_tmrptr(0)	/* TMR0 */


/*
 * TX3927 Pin Configuration:
 *
 *	PCFG bits		Avail			Dead
 *	SELSIO[1:0]:11		RXD[1:0], TXD[1:0]	PIO[6:3]
 *	SELSIOC[0]:1		CTS[0], RTS[0]		INT[5:4]
 *	SELSIOC[1]:0,SELDSF:0,	GSDAO[0],GPCST[3]	CTS[1], RTS[1],DSF,
 *	  GDBGE*					  PIO[2:1]
 *	SELDMA[2]:1		DMAREQ[2],DMAACK[2]	PIO[13:12]
 *	SELTMR[2:0]:000					TIMER[1:0]
 *	SELCS:0,SELDMA[1]:0	PIO[11;10]		SDCS_CE[7:6],
 *							  DMAREQ[1],DMAACK[1]
 *	SELDMA[0]:1		DMAREQ[0],DMAACK[0]	PIO[9:8]
 *	SELDMA[3]:1		DMAREQ[3],DMAACK[3]	PIO[15:14]
 *	SELDONE:1		DMADONE			PIO[7]
 *
 * Usable pins are:
 *	RXD[1;0],TXD[1:0],CTS[0],RTS[0],
 *	DMAREQ[0,2,3],DMAACK[0,2,3],DMADONE,PIO[0,10,11]
 *	INT[3:0]
 */

#endif /* __ASM_TX3927_JMR3927_H */