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a09e64fb | 1 | /* arch/arm/mach-s3c2410/include/mach/regs-timer.h |
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2 | * |
3 | * Copyright (c) 2003 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 | * | |
10 | * S3C2410 Timer configuration | |
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11 | */ |
12 | ||
13 | ||
14 | #ifndef __ASM_ARCH_REGS_TIMER_H | |
15 | #define __ASM_ARCH_REGS_TIMER_H "$Id: timer.h,v 1.4 2003/05/06 19:30:50 ben Exp $" | |
16 | ||
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17 | #define S3C_TIMERREG(x) (S3C_VA_TIMER + (x)) |
18 | #define S3C_TIMERREG2(tmr,reg) S3C_TIMERREG((reg)+0x0c+((tmr)*0x0c)) | |
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20 | #define S3C2410_TCFG0 S3C_TIMERREG(0x00) |
21 | #define S3C2410_TCFG1 S3C_TIMERREG(0x04) | |
22 | #define S3C2410_TCON S3C_TIMERREG(0x08) | |
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23 | |
24 | #define S3C2410_TCFG_PRESCALER0_MASK (255<<0) | |
25 | #define S3C2410_TCFG_PRESCALER1_MASK (255<<8) | |
26 | #define S3C2410_TCFG_PRESCALER1_SHIFT (8) | |
27 | #define S3C2410_TCFG_DEADZONE_MASK (255<<16) | |
28 | #define S3C2410_TCFG_DEADZONE_SHIFT (16) | |
29 | ||
30 | #define S3C2410_TCFG1_MUX4_DIV2 (0<<16) | |
31 | #define S3C2410_TCFG1_MUX4_DIV4 (1<<16) | |
32 | #define S3C2410_TCFG1_MUX4_DIV8 (2<<16) | |
33 | #define S3C2410_TCFG1_MUX4_DIV16 (3<<16) | |
34 | #define S3C2410_TCFG1_MUX4_TCLK1 (4<<16) | |
35 | #define S3C2410_TCFG1_MUX4_MASK (15<<16) | |
36 | #define S3C2410_TCFG1_MUX4_SHIFT (16) | |
37 | ||
38 | #define S3C2410_TCFG1_MUX3_DIV2 (0<<12) | |
39 | #define S3C2410_TCFG1_MUX3_DIV4 (1<<12) | |
40 | #define S3C2410_TCFG1_MUX3_DIV8 (2<<12) | |
41 | #define S3C2410_TCFG1_MUX3_DIV16 (3<<12) | |
42 | #define S3C2410_TCFG1_MUX3_TCLK1 (4<<12) | |
43 | #define S3C2410_TCFG1_MUX3_MASK (15<<12) | |
44 | ||
45 | ||
46 | #define S3C2410_TCFG1_MUX2_DIV2 (0<<8) | |
47 | #define S3C2410_TCFG1_MUX2_DIV4 (1<<8) | |
48 | #define S3C2410_TCFG1_MUX2_DIV8 (2<<8) | |
49 | #define S3C2410_TCFG1_MUX2_DIV16 (3<<8) | |
50 | #define S3C2410_TCFG1_MUX2_TCLK1 (4<<8) | |
51 | #define S3C2410_TCFG1_MUX2_MASK (15<<8) | |
52 | ||
53 | ||
54 | #define S3C2410_TCFG1_MUX1_DIV2 (0<<4) | |
55 | #define S3C2410_TCFG1_MUX1_DIV4 (1<<4) | |
56 | #define S3C2410_TCFG1_MUX1_DIV8 (2<<4) | |
57 | #define S3C2410_TCFG1_MUX1_DIV16 (3<<4) | |
58 | #define S3C2410_TCFG1_MUX1_TCLK0 (4<<4) | |
59 | #define S3C2410_TCFG1_MUX1_MASK (15<<4) | |
60 | ||
61 | #define S3C2410_TCFG1_MUX0_DIV2 (0<<0) | |
62 | #define S3C2410_TCFG1_MUX0_DIV4 (1<<0) | |
63 | #define S3C2410_TCFG1_MUX0_DIV8 (2<<0) | |
64 | #define S3C2410_TCFG1_MUX0_DIV16 (3<<0) | |
65 | #define S3C2410_TCFG1_MUX0_TCLK0 (4<<0) | |
66 | #define S3C2410_TCFG1_MUX0_MASK (15<<0) | |
67 | ||
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68 | #define S3C2410_TCFG1_MUX_DIV2 (0<<0) |
69 | #define S3C2410_TCFG1_MUX_DIV4 (1<<0) | |
70 | #define S3C2410_TCFG1_MUX_DIV8 (2<<0) | |
71 | #define S3C2410_TCFG1_MUX_DIV16 (3<<0) | |
72 | #define S3C2410_TCFG1_MUX_TCLK (4<<0) | |
73 | #define S3C2410_TCFG1_MUX_MASK (15<<0) | |
74 | ||
75 | #define S3C2410_TCFG1_SHIFT(x) ((x) * 4) | |
76 | ||
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77 | /* for each timer, we have an count buffer, an compare buffer and |
78 | * an observation buffer | |
79 | */ | |
80 | ||
81 | /* WARNING - timer 4 has no buffer reg, and it's observation is at +4 */ | |
82 | ||
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83 | #define S3C2410_TCNTB(tmr) S3C_TIMERREG2(tmr, 0x00) |
84 | #define S3C2410_TCMPB(tmr) S3C_TIMERREG2(tmr, 0x04) | |
85 | #define S3C2410_TCNTO(tmr) S3C_TIMERREG2(tmr, (((tmr) == 4) ? 0x04 : 0x08)) | |
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86 | |
87 | #define S3C2410_TCON_T4RELOAD (1<<22) | |
88 | #define S3C2410_TCON_T4MANUALUPD (1<<21) | |
89 | #define S3C2410_TCON_T4START (1<<20) | |
90 | ||
91 | #define S3C2410_TCON_T3RELOAD (1<<19) | |
92 | #define S3C2410_TCON_T3INVERT (1<<18) | |
93 | #define S3C2410_TCON_T3MANUALUPD (1<<17) | |
94 | #define S3C2410_TCON_T3START (1<<16) | |
95 | ||
96 | #define S3C2410_TCON_T2RELOAD (1<<15) | |
97 | #define S3C2410_TCON_T2INVERT (1<<14) | |
98 | #define S3C2410_TCON_T2MANUALUPD (1<<13) | |
99 | #define S3C2410_TCON_T2START (1<<12) | |
100 | ||
101 | #define S3C2410_TCON_T1RELOAD (1<<11) | |
102 | #define S3C2410_TCON_T1INVERT (1<<10) | |
103 | #define S3C2410_TCON_T1MANUALUPD (1<<9) | |
104 | #define S3C2410_TCON_T1START (1<<8) | |
105 | ||
106 | #define S3C2410_TCON_T0DEADZONE (1<<4) | |
107 | #define S3C2410_TCON_T0RELOAD (1<<3) | |
108 | #define S3C2410_TCON_T0INVERT (1<<2) | |
109 | #define S3C2410_TCON_T0MANUALUPD (1<<1) | |
110 | #define S3C2410_TCON_T0START (1<<0) | |
111 | ||
112 | #endif /* __ASM_ARCH_REGS_TIMER_H */ | |
113 | ||
114 | ||
115 |