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1da177e4 LT |
1 | /* mb-regs.h: motherboard registers |
2 | * | |
3 | * Copyright (C) 2003, 2004 Red Hat, Inc. All Rights Reserved. | |
4 | * Written by David Howells (dhowells@redhat.com) | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version | |
9 | * 2 of the License, or (at your option) any later version. | |
10 | */ | |
11 | ||
12 | #ifndef _ASM_MB_REGS_H | |
13 | #define _ASM_MB_REGS_H | |
14 | ||
15 | #include <asm/cpu-irqs.h> | |
16 | #include <asm/sections.h> | |
17 | #include <asm/mem-layout.h> | |
18 | ||
19 | #define __region_IO KERNEL_IO_START /* the region from 0xe0000000 to 0xffffffff has suitable | |
20 | * protection laid over the top for use in memory-mapped | |
21 | * I/O | |
22 | */ | |
23 | ||
24 | #define __region_CS0 0xff000000 /* Boot ROMs area */ | |
25 | ||
26 | #ifdef CONFIG_MB93091_VDK | |
27 | /* | |
28 | * VDK motherboard and CPU card specific stuff | |
29 | */ | |
30 | ||
31 | #include <asm/mb93091-fpga-irqs.h> | |
32 | ||
33 | #define IRQ_CPU_MB93493_0 IRQ_CPU_EXTERNAL0 | |
34 | #define IRQ_CPU_MB93493_1 IRQ_CPU_EXTERNAL1 | |
35 | ||
36 | #define __region_CS2 0xe0000000 /* SLBUS/PCI I/O space */ | |
37 | #define __region_CS2_M 0x0fffffff /* mask */ | |
38 | #define __region_CS2_C 0x00000000 /* control */ | |
39 | #define __region_CS5 0xf0000000 /* MB93493 CSC area (DAV daughter board) */ | |
40 | #define __region_CS5_M 0x00ffffff | |
41 | #define __region_CS5_C 0x00010000 | |
42 | #define __region_CS7 0xf1000000 /* CB70 CPU-card PCMCIA port I/O space */ | |
43 | #define __region_CS7_M 0x00ffffff | |
44 | #define __region_CS7_C 0x00410701 | |
45 | #define __region_CS1 0xfc000000 /* SLBUS/PCI bridge control registers */ | |
46 | #define __region_CS1_M 0x000fffff | |
47 | #define __region_CS1_C 0x00000000 | |
48 | #define __region_CS6 0xfc100000 /* CB70 CPU-card DM9000 LAN I/O space */ | |
49 | #define __region_CS6_M 0x000fffff | |
50 | #define __region_CS6_C 0x00400707 | |
51 | #define __region_CS3 0xfc200000 /* MB93493 CSR area (DAV daughter board) */ | |
52 | #define __region_CS3_M 0x000fffff | |
53 | #define __region_CS3_C 0xc8100000 | |
54 | #define __region_CS4 0xfd000000 /* CB70 CPU-card extra flash space */ | |
55 | #define __region_CS4_M 0x00ffffff | |
56 | #define __region_CS4_C 0x00000f07 | |
57 | ||
58 | #define __region_PCI_IO (__region_CS2 + 0x04000000UL) | |
59 | #define __region_PCI_MEM (__region_CS2 + 0x08000000UL) | |
60 | #define __flush_PCI_writes() \ | |
61 | do { \ | |
62 | __builtin_write8((volatile void *) __region_PCI_MEM, 0); \ | |
63 | } while(0) | |
64 | ||
65 | #define __is_PCI_IO(addr) \ | |
66 | (((unsigned long)(addr) >> 24) - (__region_PCI_IO >> 24) < (0x04000000UL >> 24)) | |
67 | ||
68 | #define __is_PCI_MEM(addr) \ | |
69 | ((unsigned long)(addr) - __region_PCI_MEM < 0x08000000UL) | |
70 | ||
71 | #define __get_CLKSW() ({ *(volatile unsigned long *)(__region_CS2 + 0x0130000cUL) & 0xffUL; }) | |
72 | #define __get_CLKIN() (__get_CLKSW() * 125U * 100000U / 24U) | |
73 | ||
74 | #ifndef __ASSEMBLY__ | |
75 | extern int __nongprelbss mb93090_mb00_detected; | |
76 | #endif | |
77 | ||
78 | #define __addr_LEDS() (__region_CS2 + 0x01200004UL) | |
79 | #ifdef CONFIG_MB93090_MB00 | |
80 | #define __set_LEDS(X) \ | |
81 | do { \ | |
82 | if (mb93090_mb00_detected) \ | |
83 | __builtin_write32((void *) __addr_LEDS(), ~(X)); \ | |
84 | } while (0) | |
85 | #else | |
86 | #define __set_LEDS(X) | |
87 | #endif | |
88 | ||
89 | #define __addr_LCD() (__region_CS2 + 0x01200008UL) | |
90 | #define __get_LCD(B) __builtin_read32((volatile void *) (B)) | |
91 | #define __set_LCD(B,X) __builtin_write32((volatile void *) (B), (X)) | |
92 | ||
93 | #define LCD_D 0x000000ff /* LCD data bus */ | |
94 | #define LCD_RW 0x00000100 /* LCD R/W signal */ | |
95 | #define LCD_RS 0x00000200 /* LCD Register Select */ | |
96 | #define LCD_E 0x00000400 /* LCD Start Enable Signal */ | |
97 | ||
98 | #define LCD_CMD_CLEAR (LCD_E|0x001) | |
99 | #define LCD_CMD_HOME (LCD_E|0x002) | |
100 | #define LCD_CMD_CURSOR_INC (LCD_E|0x004) | |
101 | #define LCD_CMD_SCROLL_INC (LCD_E|0x005) | |
102 | #define LCD_CMD_CURSOR_DEC (LCD_E|0x006) | |
103 | #define LCD_CMD_SCROLL_DEC (LCD_E|0x007) | |
104 | #define LCD_CMD_OFF (LCD_E|0x008) | |
105 | #define LCD_CMD_ON(CRSR,BLINK) (LCD_E|0x00c|(CRSR<<1)|BLINK) | |
106 | #define LCD_CMD_CURSOR_MOVE_L (LCD_E|0x010) | |
107 | #define LCD_CMD_CURSOR_MOVE_R (LCD_E|0x014) | |
108 | #define LCD_CMD_DISPLAY_SHIFT_L (LCD_E|0x018) | |
109 | #define LCD_CMD_DISPLAY_SHIFT_R (LCD_E|0x01c) | |
110 | #define LCD_CMD_FUNCSET(DL,N,F) (LCD_E|0x020|(DL<<4)|(N<<3)|(F<<2)) | |
111 | #define LCD_CMD_SET_CG_ADDR(X) (LCD_E|0x040|X) | |
112 | #define LCD_CMD_SET_DD_ADDR(X) (LCD_E|0x080|X) | |
113 | #define LCD_CMD_READ_BUSY (LCD_E|LCD_RW) | |
114 | #define LCD_DATA_WRITE(X) (LCD_E|LCD_RS|(X)) | |
115 | #define LCD_DATA_READ (LCD_E|LCD_RS|LCD_RW) | |
116 | ||
117 | #else | |
118 | /* | |
119 | * PDK unit specific stuff | |
120 | */ | |
121 | ||
122 | #include <asm/mb93093-fpga-irqs.h> | |
123 | ||
124 | #define IRQ_CPU_MB93493_0 IRQ_CPU_EXTERNAL0 | |
125 | #define IRQ_CPU_MB93493_1 IRQ_CPU_EXTERNAL1 | |
126 | ||
127 | #define __region_CS5 0xf0000000 /* MB93493 CSC area (DAV daughter board) */ | |
128 | #define __region_CS5_M 0x00ffffff /* mask */ | |
129 | #define __region_CS5_C 0x00010000 /* control */ | |
130 | #define __region_CS2 0x20000000 /* FPGA registers */ | |
131 | #define __region_CS2_M 0x000fffff | |
132 | #define __region_CS2_C 0x00000000 | |
133 | #define __region_CS1 0xfc100000 /* LAN registers */ | |
134 | #define __region_CS1_M 0x000fffff | |
135 | #define __region_CS1_C 0x00010404 | |
136 | #define __region_CS3 0xfc200000 /* MB93493 CSR area (DAV daughter board) */ | |
137 | #define __region_CS3_M 0x000fffff | |
138 | #define __region_CS3_C 0xc8000000 | |
139 | #define __region_CS4 0xfd000000 /* extra ROMs area */ | |
140 | #define __region_CS4_M 0x00ffffff | |
141 | #define __region_CS4_C 0x00000f07 | |
142 | ||
143 | #define __region_CS6 0xfe000000 /* not used - hide behind CPU resource I/O regs */ | |
144 | #define __region_CS6_M 0x000fffff | |
145 | #define __region_CS6_C 0x00000f07 | |
146 | #define __region_CS7 0xfe000000 /* not used - hide behind CPU resource I/O regs */ | |
147 | #define __region_CS7_M 0x000fffff | |
148 | #define __region_CS7_C 0x00000f07 | |
149 | ||
150 | #define __is_PCI_IO(addr) 0 /* no PCI */ | |
151 | #define __is_PCI_MEM(addr) 0 | |
152 | #define __region_PCI_IO 0 | |
153 | #define __region_PCI_MEM 0 | |
154 | #define __flush_PCI_writes() do { } while(0) | |
155 | ||
156 | #define __get_CLKSW() 0UL | |
157 | #define __get_CLKIN() 66000000UL | |
158 | ||
159 | #define __addr_LEDS() (__region_CS2 + 0x00000023UL) | |
160 | #define __set_LEDS(X) __builtin_write8((volatile void *) __addr_LEDS(), (X)) | |
161 | ||
162 | #define __addr_FPGATR() (__region_CS2 + 0x00000030UL) | |
163 | #define __set_FPGATR(X) __builtin_write32((volatile void *) __addr_FPGATR(), (X)) | |
164 | #define __get_FPGATR() __builtin_read32((volatile void *) __addr_FPGATR()) | |
165 | ||
166 | #define MB93093_FPGA_FPGATR_AUDIO_CLK 0x00000003 | |
167 | ||
168 | #define __set_FPGATR_AUDIO_CLK(V) \ | |
169 | __set_FPGATR((__get_FPGATR() & ~MB93093_FPGA_FPGATR_AUDIO_CLK) | (V)) | |
170 | ||
171 | #define MB93093_FPGA_FPGATR_AUDIO_CLK_OFF 0x0 | |
172 | #define MB93093_FPGA_FPGATR_AUDIO_CLK_11MHz 0x1 | |
173 | #define MB93093_FPGA_FPGATR_AUDIO_CLK_12MHz 0x2 | |
174 | #define MB93093_FPGA_FPGATR_AUDIO_CLK_02MHz 0x3 | |
175 | ||
176 | #define MB93093_FPGA_SWR_PUSHSWMASK (0x1F<<26) | |
177 | #define MB93093_FPGA_SWR_PUSHSW4 (1<<29) | |
178 | ||
179 | #define __addr_FPGA_SWR ((volatile void *)(__region_CS2 + 0x28UL)) | |
180 | #define __get_FPGA_PUSHSW1_5() (__builtin_read32(__addr_FPGA_SWR) & MB93093_FPGA_SWR_PUSHSWMASK) | |
181 | ||
182 | ||
183 | #endif | |
184 | ||
185 | #endif /* _ASM_MB_REGS_H */ |