aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-frv/mb-regs.h
blob: c8f575fc42fa536b3cdaed6b7fd63ed35cb14c31 (plain) (blame)
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
185
/* mb-regs.h: motherboard registers
 *
 * Copyright (C) 2003, 2004 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#ifndef _ASM_MB_REGS_H
#define _ASM_MB_REGS_H

#include <asm/cpu-irqs.h>
#include <asm/sections.h>
#include <asm/mem-layout.h>

#define __region_IO	KERNEL_IO_START	/* the region from 0xe0000000 to 0xffffffff has suitable
					 * protection laid over the top for use in memory-mapped
					 * I/O
					 */

#define __region_CS0	0xff000000	/* Boot ROMs area */

#ifdef CONFIG_MB93091_VDK
/*
 * VDK motherboard and CPU card specific stuff
 */

#include <asm/mb93091-fpga-irqs.h>

#define IRQ_CPU_MB93493_0	IRQ_CPU_EXTERNAL0
#define IRQ_CPU_MB93493_1	IRQ_CPU_EXTERNAL1

#define __region_CS2	0xe0000000	/* SLBUS/PCI I/O space */
#define __region_CS2_M		0x0fffffff /* mask */
#define __region_CS2_C		0x00000000 /* control */
#define __region_CS5	0xf0000000	/* MB93493 CSC area (DAV daughter board) */
#define __region_CS5_M		0x00ffffff
#define __region_CS5_C		0x00010000
#define __region_CS7	0xf1000000	/* CB70 CPU-card PCMCIA port I/O space */
#define __region_CS7_M		0x00ffffff
#define __region_CS7_C		0x00410701
#define __region_CS1	0xfc000000	/* SLBUS/PCI bridge control registers */
#define __region_CS1_M		0x000fffff
#define __region_CS1_C		0x00000000
#define __region_CS6	0xfc100000	/* CB70 CPU-card DM9000 LAN I/O space */
#define __region_CS6_M		0x000fffff
#define __region_CS6_C		0x00400707
#define __region_CS3	0xfc200000	/* MB93493 CSR area (DAV daughter board) */
#define __region_CS3_M		0x000fffff
#define __region_CS3_C		0xc8100000
#define __region_CS4	0xfd000000	/* CB70 CPU-card extra flash space */
#define __region_CS4_M		0x00ffffff
#define __region_CS4_C		0x00000f07

#define __region_PCI_IO		(__region_CS2 + 0x04000000UL)
#define __region_PCI_MEM	(__region_CS2 + 0x08000000UL)
#define __flush_PCI_writes()						\
do {									\
	__builtin_write8((volatile void *) __region_PCI_MEM, 0);	\
} while(0)

#define __is_PCI_IO(addr) \
	(((unsigned long)(addr) >> 24) - (__region_PCI_IO >> 24)  < (0x04000000UL >> 24))

#define __is_PCI_MEM(addr) \
	((unsigned long)(addr) - __region_PCI_MEM < 0x08000000UL)

#define __get_CLKSW()	({ *(volatile unsigned long *)(__region_CS2 + 0x0130000cUL) & 0xffUL; })
#define __get_CLKIN()	(__get_CLKSW() * 125U * 100000U / 24U)

#ifndef __ASSEMBLY__
extern int __nongprelbss mb93090_mb00_detected;
#endif

#define __addr_LEDS()		(__region_CS2 + 0x01200004UL)
#ifdef CONFIG_MB93090_MB00
#define __set_LEDS(X)							\
do {									\
	if (mb93090_mb00_detected)					\
		__builtin_write32((void *) __addr_LEDS(), ~(X));	\
} while (0)
#else
#define __set_LEDS(X)
#endif

#define __addr_LCD()		(__region_CS2 + 0x01200008UL)
#define __get_LCD(B)		__builtin_read32((volatile void *) (B))
#define __set_LCD(B,X)		__builtin_write32((volatile void *) (B), (X))

#define LCD_D			0x000000ff		/* LCD data bus */
#define LCD_RW			0x00000100		/* LCD R/W signal */
#define LCD_RS			0x00000200		/* LCD Register Select */
#define LCD_E			0x00000400		/* LCD Start Enable Signal */

#define LCD_CMD_CLEAR		(LCD_E|0x001)
#define LCD_CMD_HOME		(LCD_E|0x002)
#define LCD_CMD_CURSOR_INC	(LCD_E|0x004)
#define LCD_CMD_SCROLL_INC	(LCD_E|0x005)
#define LCD_CMD_CURSOR_DEC	(LCD_E|0x006)
#define LCD_CMD_SCROLL_DEC	(LCD_E|0x007)
#define LCD_CMD_OFF		(LCD_E|0x008)
#define LCD_CMD_ON(CRSR,BLINK)	(LCD_E|0x00c|(CRSR<<1)|BLINK)
#define LCD_CMD_CURSOR_MOVE_L	(LCD_E|0x010)
#define LCD_CMD_CURSOR_MOVE_R	(LCD_E|0x014)
#define LCD_CMD_DISPLAY_SHIFT_L	(LCD_E|0x018)
#define LCD_CMD_DISPLAY_SHIFT_R	(LCD_E|0x01c)
#define LCD_CMD_FUNCSET(DL,N,F)	(LCD_E|0x020|(DL<<4)|(N<<3)|(F<<2))
#define LCD_CMD_SET_CG_ADDR(X)	(LCD_E|0x040|X)
#define LCD_CMD_SET_DD_ADDR(X)	(LCD_E|0x080|X)
#define LCD_CMD_READ_BUSY	(LCD_E|LCD_RW)
#define LCD_DATA_WRITE(X)	(LCD_E|LCD_RS|(X))
#define LCD_DATA_READ		(LCD_E|LCD_RS|LCD_RW)

#else
/*
 * PDK unit specific stuff
 */

#include <asm/mb93093-fpga-irqs.h>

#define IRQ_CPU_MB93493_0	IRQ_CPU_EXTERNAL0
#define IRQ_CPU_MB93493_1	IRQ_CPU_EXTERNAL1

#define __region_CS5	0xf0000000	/* MB93493 CSC area (DAV daughter board) */
#define __region_CS5_M		0x00ffffff /* mask */
#define __region_CS5_C		0x00010000 /* control */
#define __region_CS2	0x20000000	/* FPGA registers */
#define __region_CS2_M		0x000fffff
#define __region_CS2_C		0x00000000
#define __region_CS1	0xfc100000	/* LAN registers */
#define __region_CS1_M		0x000fffff
#define __region_CS1_C		0x00010404
#define __region_CS3	0xfc200000	/* MB93493 CSR area (DAV daughter board) */
#define __region_CS3_M		0x000fffff
#define __region_CS3_C		0xc8000000
#define __region_CS4	0xfd000000	/* extra ROMs area */
#define __region_CS4_M		0x00ffffff
#define __region_CS4_C		0x00000f07

#define __region_CS6	0xfe000000	/* not used - hide behind CPU resource I/O regs */
#define __region_CS6_M		0x000fffff
#define __region_CS6_C		0x00000f07
#define __region_CS7	0xfe000000	/* not used - hide behind CPU resource I/O regs */
#define __region_CS7_M		0x000fffff
#define __region_CS7_C		0x00000f07

#define __is_PCI_IO(addr)	0	/* no PCI */
#define __is_PCI_MEM(addr)	0
#define __region_PCI_IO		0
#define __region_PCI_MEM	0
#define __flush_PCI_writes()	do { } while(0)

#define __get_CLKSW()		0UL
#define __get_CLKIN()		66000000UL

#define __addr_LEDS()		(__region_CS2 + 0x00000023UL)
#define __set_LEDS(X)		__builtin_write8((volatile void *) __addr_LEDS(), (X))

#define __addr_FPGATR()		(__region_CS2 + 0x00000030UL)
#define __set_FPGATR(X)		__builtin_write32((volatile void *) __addr_FPGATR(), (X))
#define __get_FPGATR()		__builtin_read32((volatile void *) __addr_FPGATR())

#define MB93093_FPGA_FPGATR_AUDIO_CLK	0x00000003

#define __set_FPGATR_AUDIO_CLK(V) \
	__set_FPGATR((__get_FPGATR() & ~MB93093_FPGA_FPGATR_AUDIO_CLK) | (V))

#define MB93093_FPGA_FPGATR_AUDIO_CLK_OFF	0x0
#define MB93093_FPGA_FPGATR_AUDIO_CLK_11MHz	0x1
#define MB93093_FPGA_FPGATR_AUDIO_CLK_12MHz	0x2
#define MB93093_FPGA_FPGATR_AUDIO_CLK_02MHz	0x3

#define MB93093_FPGA_SWR_PUSHSWMASK	(0x1F<<26)
#define MB93093_FPGA_SWR_PUSHSW4	(1<<29)

#define __addr_FPGA_SWR		((volatile void *)(__region_CS2 + 0x28UL))
#define __get_FPGA_PUSHSW1_5()	(__builtin_read32(__addr_FPGA_SWR) & MB93093_FPGA_SWR_PUSHSWMASK)


#endif

#endif /* _ASM_MB_REGS_H */