• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Defines for the TJSYS JMR-TX3927
3  *
4  * This file is subject to the terms and conditions of the GNU General Public
5  * License.  See the file "COPYING" in the main directory of this archive
6  * for more details.
7  *
8  * Copyright (C) 2000-2001 Toshiba Corporation
9  */
10 #ifndef __ASM_TXX9_JMR3927_H
11 #define __ASM_TXX9_JMR3927_H
12 
13 #include <asm/txx9/tx3927.h>
14 #include <asm/addrspace.h>
15 #include <asm/system.h>
16 #include <asm/txx9irq.h>
17 
18 /* CS */
19 #define JMR3927_ROMCE0	0x1fc00000	/* 4M */
20 #define JMR3927_ROMCE1	0x1e000000	/* 4M */
21 #define JMR3927_ROMCE2	0x14000000	/* 16M */
22 #define JMR3927_ROMCE3	0x10000000	/* 64M */
23 #define JMR3927_ROMCE5	0x1d000000	/* 4M */
24 #define JMR3927_SDCS0	0x00000000	/* 32M */
25 #define JMR3927_SDCS1	0x02000000	/* 32M */
26 /* PCI Direct Mappings */
27 
28 #define JMR3927_PCIMEM	0x08000000
29 #define JMR3927_PCIMEM_SIZE	0x08000000	/* 128M */
30 #define JMR3927_PCIIO	0x15000000
31 #define JMR3927_PCIIO_SIZE	0x01000000	/* 16M */
32 
33 #define JMR3927_SDRAM_SIZE	0x02000000	/* 32M */
34 #define JMR3927_PORT_BASE	KSEG1
35 
36 /* Address map (virtual address) */
37 #define JMR3927_ROM0_BASE	(KSEG1 + JMR3927_ROMCE0)
38 #define JMR3927_ROM1_BASE	(KSEG1 + JMR3927_ROMCE1)
39 #define JMR3927_IOC_BASE	(KSEG1 + JMR3927_ROMCE2)
40 #define JMR3927_PCIMEM_BASE	(KSEG1 + JMR3927_PCIMEM)
41 #define JMR3927_PCIIO_BASE	(KSEG1 + JMR3927_PCIIO)
42 
43 #define JMR3927_IOC_REV_ADDR	(JMR3927_IOC_BASE + 0x00000000)
44 #define JMR3927_IOC_NVRAMB_ADDR	(JMR3927_IOC_BASE + 0x00010000)
45 #define JMR3927_IOC_LED_ADDR	(JMR3927_IOC_BASE + 0x00020000)
46 #define JMR3927_IOC_DIPSW_ADDR	(JMR3927_IOC_BASE + 0x00030000)
47 #define JMR3927_IOC_BREV_ADDR	(JMR3927_IOC_BASE + 0x00040000)
48 #define JMR3927_IOC_DTR_ADDR	(JMR3927_IOC_BASE + 0x00050000)
49 #define JMR3927_IOC_INTS1_ADDR	(JMR3927_IOC_BASE + 0x00080000)
50 #define JMR3927_IOC_INTS2_ADDR	(JMR3927_IOC_BASE + 0x00090000)
51 #define JMR3927_IOC_INTM_ADDR	(JMR3927_IOC_BASE + 0x000a0000)
52 #define JMR3927_IOC_INTP_ADDR	(JMR3927_IOC_BASE + 0x000b0000)
53 #define JMR3927_IOC_RESET_ADDR	(JMR3927_IOC_BASE + 0x000f0000)
54 
55 /* Flash ROM */
56 #define JMR3927_FLASH_BASE	(JMR3927_ROM0_BASE)
57 #define JMR3927_FLASH_SIZE	0x00400000
58 
59 /* bits for IOC_REV/IOC_BREV (high byte) */
60 #define JMR3927_IDT_MASK	0xfc
61 #define JMR3927_REV_MASK	0x03
62 #define JMR3927_IOC_IDT		0xe0
63 
64 /* bits for IOC_INTS1/IOC_INTS2/IOC_INTM/IOC_INTP (high byte) */
65 #define JMR3927_IOC_INTB_PCIA	0
66 #define JMR3927_IOC_INTB_PCIB	1
67 #define JMR3927_IOC_INTB_PCIC	2
68 #define JMR3927_IOC_INTB_PCID	3
69 #define JMR3927_IOC_INTB_MODEM	4
70 #define JMR3927_IOC_INTB_INT6	5
71 #define JMR3927_IOC_INTB_INT7	6
72 #define JMR3927_IOC_INTB_SOFT	7
73 #define JMR3927_IOC_INTF_PCIA	(1 << JMR3927_IOC_INTF_PCIA)
74 #define JMR3927_IOC_INTF_PCIB	(1 << JMR3927_IOC_INTB_PCIB)
75 #define JMR3927_IOC_INTF_PCIC	(1 << JMR3927_IOC_INTB_PCIC)
76 #define JMR3927_IOC_INTF_PCID	(1 << JMR3927_IOC_INTB_PCID)
77 #define JMR3927_IOC_INTF_MODEM	(1 << JMR3927_IOC_INTB_MODEM)
78 #define JMR3927_IOC_INTF_INT6	(1 << JMR3927_IOC_INTB_INT6)
79 #define JMR3927_IOC_INTF_INT7	(1 << JMR3927_IOC_INTB_INT7)
80 #define JMR3927_IOC_INTF_SOFT	(1 << JMR3927_IOC_INTB_SOFT)
81 
82 /* bits for IOC_RESET (high byte) */
83 #define JMR3927_IOC_RESET_CPU	1
84 #define JMR3927_IOC_RESET_PCI	2
85 
86 #if defined(__BIG_ENDIAN)
87 #define jmr3927_ioc_reg_out(d, a)	((*(volatile unsigned char *)(a)) = (d))
88 #define jmr3927_ioc_reg_in(a)		(*(volatile unsigned char *)(a))
89 #elif defined(__LITTLE_ENDIAN)
90 #define jmr3927_ioc_reg_out(d, a)	((*(volatile unsigned char *)((a)^1)) = (d))
91 #define jmr3927_ioc_reg_in(a)		(*(volatile unsigned char *)((a)^1))
92 #else
93 #error "No Endian"
94 #endif
95 
96 /* LED macro */
97 #define jmr3927_led_set(n/*0-16*/)	jmr3927_ioc_reg_out(~(n), JMR3927_IOC_LED_ADDR)
98 
99 #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)
100 
101 /* DIPSW4 macro */
102 #define jmr3927_dipsw1()	(gpio_get_value(11) == 0)
103 #define jmr3927_dipsw2()	(gpio_get_value(10) == 0)
104 #define jmr3927_dipsw3()	((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 2) == 0)
105 #define jmr3927_dipsw4()	((jmr3927_ioc_reg_in(JMR3927_IOC_DIPSW_ADDR) & 1) == 0)
106 
107 /*
108  * IRQ mappings
109  */
110 
111 /* These are the virtual IRQ numbers, we divide all IRQ's into
112  * 'spaces', the 'space' determines where and how to enable/disable
113  * that particular IRQ on an JMR machine.  Add new 'spaces' as new
114  * IRQ hardware is supported.
115  */
116 #define JMR3927_NR_IRQ_IRC	16	/* On-Chip IRC */
117 #define JMR3927_NR_IRQ_IOC	8	/* PCI/MODEM/INT[6:7] */
118 
119 #define JMR3927_IRQ_IRC	TXX9_IRQ_BASE
120 #define JMR3927_IRQ_IOC	(JMR3927_IRQ_IRC + JMR3927_NR_IRQ_IRC)
121 #define JMR3927_IRQ_END	(JMR3927_IRQ_IOC + JMR3927_NR_IRQ_IOC)
122 
123 #define JMR3927_IRQ_IRC_INT0	(JMR3927_IRQ_IRC + TX3927_IR_INT0)
124 #define JMR3927_IRQ_IRC_INT1	(JMR3927_IRQ_IRC + TX3927_IR_INT1)
125 #define JMR3927_IRQ_IRC_INT2	(JMR3927_IRQ_IRC + TX3927_IR_INT2)
126 #define JMR3927_IRQ_IRC_INT3	(JMR3927_IRQ_IRC + TX3927_IR_INT3)
127 #define JMR3927_IRQ_IRC_INT4	(JMR3927_IRQ_IRC + TX3927_IR_INT4)
128 #define JMR3927_IRQ_IRC_INT5	(JMR3927_IRQ_IRC + TX3927_IR_INT5)
129 #define JMR3927_IRQ_IRC_SIO0	(JMR3927_IRQ_IRC + TX3927_IR_SIO0)
130 #define JMR3927_IRQ_IRC_SIO1	(JMR3927_IRQ_IRC + TX3927_IR_SIO1)
131 #define JMR3927_IRQ_IRC_SIO(ch)	(JMR3927_IRQ_IRC + TX3927_IR_SIO(ch))
132 #define JMR3927_IRQ_IRC_DMA	(JMR3927_IRQ_IRC + TX3927_IR_DMA)
133 #define JMR3927_IRQ_IRC_PIO	(JMR3927_IRQ_IRC + TX3927_IR_PIO)
134 #define JMR3927_IRQ_IRC_PCI	(JMR3927_IRQ_IRC + TX3927_IR_PCI)
135 #define JMR3927_IRQ_IRC_TMR(ch)	(JMR3927_IRQ_IRC + TX3927_IR_TMR(ch))
136 #define JMR3927_IRQ_IOC_PCIA	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIA)
137 #define JMR3927_IRQ_IOC_PCIB	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIB)
138 #define JMR3927_IRQ_IOC_PCIC	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCIC)
139 #define JMR3927_IRQ_IOC_PCID	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_PCID)
140 #define JMR3927_IRQ_IOC_MODEM	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_MODEM)
141 #define JMR3927_IRQ_IOC_INT6	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT6)
142 #define JMR3927_IRQ_IOC_INT7	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_INT7)
143 #define JMR3927_IRQ_IOC_SOFT	(JMR3927_IRQ_IOC + JMR3927_IOC_INTB_SOFT)
144 
145 /* IOC (PCI, MODEM) */
146 #define JMR3927_IRQ_IOCINT	JMR3927_IRQ_IRC_INT1
147 /* TC35815 100M Ether (JMR-TX3912:JPW4:2-3 Short) */
148 #define JMR3927_IRQ_ETHER0	JMR3927_IRQ_IRC_INT3
149 
150 /* Clocks */
151 #define JMR3927_CORECLK	132710400	/* 132.7MHz */
152 
153 /*
154  * TX3927 Pin Configuration:
155  *
156  *	PCFG bits		Avail			Dead
157  *	SELSIO[1:0]:11		RXD[1:0], TXD[1:0]	PIO[6:3]
158  *	SELSIOC[0]:1		CTS[0], RTS[0]		INT[5:4]
159  *	SELSIOC[1]:0,SELDSF:0,	GSDAO[0],GPCST[3]	CTS[1], RTS[1],DSF,
160  *	  GDBGE*					  PIO[2:1]
161  *	SELDMA[2]:1		DMAREQ[2],DMAACK[2]	PIO[13:12]
162  *	SELTMR[2:0]:000					TIMER[1:0]
163  *	SELCS:0,SELDMA[1]:0	PIO[11;10]		SDCS_CE[7:6],
164  *							  DMAREQ[1],DMAACK[1]
165  *	SELDMA[0]:1		DMAREQ[0],DMAACK[0]	PIO[9:8]
166  *	SELDMA[3]:1		DMAREQ[3],DMAACK[3]	PIO[15:14]
167  *	SELDONE:1		DMADONE			PIO[7]
168  *
169  * Usable pins are:
170  *	RXD[1;0],TXD[1:0],CTS[0],RTS[0],
171  *	DMAREQ[0,2,3],DMAACK[0,2,3],DMADONE,PIO[0,10,11]
172  *	INT[3:0]
173  */
174 
175 void jmr3927_prom_init(void);
176 void jmr3927_irq_setup(void);
177 struct pci_dev;
178 int jmr3927_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
179 
180 #endif /* __ASM_TXX9_JMR3927_H */
181