fix file specification in comments
[linux-2.6-block.git] / include / asm-arm / arch-s3c2410 / regs-dsc.h
CommitLineData
f30c2269 1/* linux/include/asm-arm/arch-s3c2410/regs-dsc.h
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2 *
3 * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk>
4 * http://www.simtec.co.uk/products/SWLINUX/
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
2b8b4913 10 * S3C2440/S3C2412 Signal Drive Strength Control
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11*/
12
13
14#ifndef __ASM_ARCH_REGS_DSC_H
15#define __ASM_ARCH_REGS_DSC_H "2440-dsc"
16
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BD
17#if defined(CONFIG_CPU_S3C2412)
18#define S3C2412_DSC0 S3C2410_GPIOREG(0xdc)
19#define S3C2412_DSC1 S3C2410_GPIOREG(0xe0)
20#endif
21
22#if defined(CONFIG_CPU_S3C2440)
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23
24#define S3C2440_DSC0 S3C2410_GPIOREG(0xc4)
25#define S3C2440_DSC1 S3C2410_GPIOREG(0xc8)
26
27#define S3C2440_SELECT_DSC0 (0)
28#define S3C2440_SELECT_DSC1 (1<<31)
29
30#define S3C2440_DSC_GETSHIFT(x) ((x) & 31)
31
32#define S3C2440_DSC0_DISABLE (1<<31)
33
34#define S3C2440_DSC0_ADDR (S3C2440_SELECT_DSC0 | 8)
35#define S3C2440_DSC0_ADDR_12mA (0<<8)
36#define S3C2440_DSC0_ADDR_10mA (1<<8)
37#define S3C2440_DSC0_ADDR_8mA (2<<8)
38#define S3C2440_DSC0_ADDR_6mA (3<<8)
39#define S3C2440_DSC0_ADDR_MASK (3<<8)
40
41/* D24..D31 */
42#define S3C2440_DSC0_DATA3 (S3C2440_SELECT_DSC0 | 6)
43#define S3C2440_DSC0_DATA3_12mA (0<<6)
44#define S3C2440_DSC0_DATA3_10mA (1<<6)
45#define S3C2440_DSC0_DATA3_8mA (2<<6)
46#define S3C2440_DSC0_DATA3_6mA (3<<6)
47#define S3C2440_DSC0_DATA3_MASK (3<<6)
48
49/* D16..D23 */
50#define S3C2440_DSC0_DATA2 (S3C2440_SELECT_DSC0 | 4)
51#define S3C2440_DSC0_DATA2_12mA (0<<4)
52#define S3C2440_DSC0_DATA2_10mA (1<<4)
53#define S3C2440_DSC0_DATA2_8mA (2<<4)
54#define S3C2440_DSC0_DATA2_6mA (3<<4)
55#define S3C2440_DSC0_DATA2_MASK (3<<4)
56
57/* D8..D15 */
58#define S3C2440_DSC0_DATA1 (S3C2440_SELECT_DSC0 | 2)
59#define S3C2440_DSC0_DATA1_12mA (0<<2)
60#define S3C2440_DSC0_DATA1_10mA (1<<2)
61#define S3C2440_DSC0_DATA1_8mA (2<<2)
62#define S3C2440_DSC0_DATA1_6mA (3<<2)
63#define S3C2440_DSC0_DATA1_MASK (3<<2)
64
65/* D0..D7 */
66#define S3C2440_DSC0_DATA0 (S3C2440_SELECT_DSC0 | 0)
67#define S3C2440_DSC0_DATA0_12mA (0<<0)
68#define S3C2440_DSC0_DATA0_10mA (1<<0)
69#define S3C2440_DSC0_DATA0_8mA (2<<0)
70#define S3C2440_DSC0_DATA0_6mA (3<<0)
71#define S3C2440_DSC0_DATA0_MASK (3<<0)
72
73#define S3C2440_DSC1_SCK1 (S3C2440_SELECT_DSC1 | 28)
74#define S3C2440_DSC1_SCK1_12mA (0<<28)
75#define S3C2440_DSC1_SCK1_10mA (1<<28)
76#define S3C2440_DSC1_SCK1_8mA (2<<28)
77#define S3C2440_DSC1_SCK1_6mA (3<<28)
78#define S3C2440_DSC1_SCK1_MASK (3<<28)
79
80#define S3C2440_DSC1_SCK0 (S3C2440_SELECT_DSC1 | 26)
81#define S3C2440_DSC1_SCK0_12mA (0<<26)
82#define S3C2440_DSC1_SCK0_10mA (1<<26)
83#define S3C2440_DSC1_SCK0_8mA (2<<26)
84#define S3C2440_DSC1_SCK0_6mA (3<<26)
85#define S3C2440_DSC1_SCK0_MASK (3<<26)
86
87#define S3C2440_DSC1_SCKE (S3C2440_SELECT_DSC1 | 24)
88#define S3C2440_DSC1_SCKE_10mA (0<<24)
89#define S3C2440_DSC1_SCKE_8mA (1<<24)
90#define S3C2440_DSC1_SCKE_6mA (2<<24)
91#define S3C2440_DSC1_SCKE_4mA (3<<24)
92#define S3C2440_DSC1_SCKE_MASK (3<<24)
93
94/* SDRAM nRAS/nCAS */
95#define S3C2440_DSC1_SDR (S3C2440_SELECT_DSC1 | 22)
96#define S3C2440_DSC1_SDR_10mA (0<<22)
97#define S3C2440_DSC1_SDR_8mA (1<<22)
98#define S3C2440_DSC1_SDR_6mA (2<<22)
99#define S3C2440_DSC1_SDR_4mA (3<<22)
100#define S3C2440_DSC1_SDR_MASK (3<<22)
101
102/* NAND Flash Controller */
103#define S3C2440_DSC1_NFC (S3C2440_SELECT_DSC1 | 20)
104#define S3C2440_DSC1_NFC_10mA (0<<20)
105#define S3C2440_DSC1_NFC_8mA (1<<20)
106#define S3C2440_DSC1_NFC_6mA (2<<20)
107#define S3C2440_DSC1_NFC_4mA (3<<20)
108#define S3C2440_DSC1_NFC_MASK (3<<20)
109
110/* nBE[0..3] */
111#define S3C2440_DSC1_nBE (S3C2440_SELECT_DSC1 | 18)
112#define S3C2440_DSC1_nBE_10mA (0<<18)
113#define S3C2440_DSC1_nBE_8mA (1<<18)
114#define S3C2440_DSC1_nBE_6mA (2<<18)
115#define S3C2440_DSC1_nBE_4mA (3<<18)
116#define S3C2440_DSC1_nBE_MASK (3<<18)
117
118#define S3C2440_DSC1_WOE (S3C2440_SELECT_DSC1 | 16)
119#define S3C2440_DSC1_WOE_10mA (0<<16)
120#define S3C2440_DSC1_WOE_8mA (1<<16)
121#define S3C2440_DSC1_WOE_6mA (2<<16)
122#define S3C2440_DSC1_WOE_4mA (3<<16)
123#define S3C2440_DSC1_WOE_MASK (3<<16)
124
125#define S3C2440_DSC1_CS7 (S3C2440_SELECT_DSC1 | 14)
126#define S3C2440_DSC1_CS7_10mA (0<<14)
127#define S3C2440_DSC1_CS7_8mA (1<<14)
128#define S3C2440_DSC1_CS7_6mA (2<<14)
129#define S3C2440_DSC1_CS7_4mA (3<<14)
130#define S3C2440_DSC1_CS7_MASK (3<<14)
131
132#define S3C2440_DSC1_CS6 (S3C2440_SELECT_DSC1 | 12)
133#define S3C2440_DSC1_CS6_10mA (0<<12)
134#define S3C2440_DSC1_CS6_8mA (1<<12)
135#define S3C2440_DSC1_CS6_6mA (2<<12)
136#define S3C2440_DSC1_CS6_4mA (3<<12)
137#define S3C2440_DSC1_CS6_MASK (3<<12)
138
139#define S3C2440_DSC1_CS5 (S3C2440_SELECT_DSC1 | 10)
140#define S3C2440_DSC1_CS5_10mA (0<<10)
141#define S3C2440_DSC1_CS5_8mA (1<<10)
142#define S3C2440_DSC1_CS5_6mA (2<<10)
143#define S3C2440_DSC1_CS5_4mA (3<<10)
144#define S3C2440_DSC1_CS5_MASK (3<<10)
145
146#define S3C2440_DSC1_CS4 (S3C2440_SELECT_DSC1 | 8)
147#define S3C2440_DSC1_CS4_10mA (0<<8)
148#define S3C2440_DSC1_CS4_8mA (1<<8)
149#define S3C2440_DSC1_CS4_6mA (2<<8)
150#define S3C2440_DSC1_CS4_4mA (3<<8)
151#define S3C2440_DSC1_CS4_MASK (3<<8)
152
153#define S3C2440_DSC1_CS3 (S3C2440_SELECT_DSC1 | 6)
154#define S3C2440_DSC1_CS3_10mA (0<<6)
155#define S3C2440_DSC1_CS3_8mA (1<<6)
156#define S3C2440_DSC1_CS3_6mA (2<<6)
157#define S3C2440_DSC1_CS3_4mA (3<<6)
158#define S3C2440_DSC1_CS3_MASK (3<<6)
159
160#define S3C2440_DSC1_CS2 (S3C2440_SELECT_DSC1 | 4)
161#define S3C2440_DSC1_CS2_10mA (0<<4)
162#define S3C2440_DSC1_CS2_8mA (1<<4)
163#define S3C2440_DSC1_CS2_6mA (2<<4)
164#define S3C2440_DSC1_CS2_4mA (3<<4)
165#define S3C2440_DSC1_CS2_MASK (3<<4)
166
167#define S3C2440_DSC1_CS1 (S3C2440_SELECT_DSC1 | 2)
168#define S3C2440_DSC1_CS1_10mA (0<<2)
169#define S3C2440_DSC1_CS1_8mA (1<<2)
170#define S3C2440_DSC1_CS1_6mA (2<<2)
171#define S3C2440_DSC1_CS1_4mA (3<<2)
172#define S3C2440_DSC1_CS1_MASK (3<<2)
173
02916526 174#define S3C2440_DSC1_CS0 (S3C2440_SELECT_DSC1 | 0)
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175#define S3C2440_DSC1_CS0_10mA (0<<0)
176#define S3C2440_DSC1_CS0_8mA (1<<0)
177#define S3C2440_DSC1_CS0_6mA (2<<0)
178#define S3C2440_DSC1_CS0_4mA (3<<0)
179#define S3C2440_DSC1_CS0_MASK (3<<0)
180
181#endif /* CONFIG_CPU_S3C2440 */
182
183#endif /* __ASM_ARCH_REGS_DSC_H */
184