| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/mach-at91/include/mach/at91_tc.h |
| 3 | * |
| 4 | * Copyright (C) SAN People |
| 5 | * |
| 6 | * Timer/Counter Unit (TC) registers. |
| 7 | * Based on AT91RM9200 datasheet revision E. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | */ |
| 14 | |
| 15 | #ifndef AT91_TC_H |
| 16 | #define AT91_TC_H |
| 17 | |
| 18 | #define AT91_TC_BCR 0xc0 /* TC Block Control Register */ |
| 19 | #define AT91_TC_SYNC (1 << 0) /* Synchro Command */ |
| 20 | |
| 21 | #define AT91_TC_BMR 0xc4 /* TC Block Mode Register */ |
| 22 | #define AT91_TC_TC0XC0S (3 << 0) /* External Clock Signal 0 Selection */ |
| 23 | #define AT91_TC_TC0XC0S_TCLK0 (0 << 0) |
| 24 | #define AT91_TC_TC0XC0S_NONE (1 << 0) |
| 25 | #define AT91_TC_TC0XC0S_TIOA1 (2 << 0) |
| 26 | #define AT91_TC_TC0XC0S_TIOA2 (3 << 0) |
| 27 | #define AT91_TC_TC1XC1S (3 << 2) /* External Clock Signal 1 Selection */ |
| 28 | #define AT91_TC_TC1XC1S_TCLK1 (0 << 2) |
| 29 | #define AT91_TC_TC1XC1S_NONE (1 << 2) |
| 30 | #define AT91_TC_TC1XC1S_TIOA0 (2 << 2) |
| 31 | #define AT91_TC_TC1XC1S_TIOA2 (3 << 2) |
| 32 | #define AT91_TC_TC2XC2S (3 << 4) /* External Clock Signal 2 Selection */ |
| 33 | #define AT91_TC_TC2XC2S_TCLK2 (0 << 4) |
| 34 | #define AT91_TC_TC2XC2S_NONE (1 << 4) |
| 35 | #define AT91_TC_TC2XC2S_TIOA0 (2 << 4) |
| 36 | #define AT91_TC_TC2XC2S_TIOA1 (3 << 4) |
| 37 | |
| 38 | |
| 39 | #define AT91_TC_CCR 0x00 /* Channel Control Register */ |
| 40 | #define AT91_TC_CLKEN (1 << 0) /* Counter Clock Enable Command */ |
| 41 | #define AT91_TC_CLKDIS (1 << 1) /* Counter CLock Disable Command */ |
| 42 | #define AT91_TC_SWTRG (1 << 2) /* Software Trigger Command */ |
| 43 | |
| 44 | #define AT91_TC_CMR 0x04 /* Channel Mode Register */ |
| 45 | #define AT91_TC_TCCLKS (7 << 0) /* Capture/Waveform Mode: Clock Selection */ |
| 46 | #define AT91_TC_TIMER_CLOCK1 (0 << 0) |
| 47 | #define AT91_TC_TIMER_CLOCK2 (1 << 0) |
| 48 | #define AT91_TC_TIMER_CLOCK3 (2 << 0) |
| 49 | #define AT91_TC_TIMER_CLOCK4 (3 << 0) |
| 50 | #define AT91_TC_TIMER_CLOCK5 (4 << 0) |
| 51 | #define AT91_TC_XC0 (5 << 0) |
| 52 | #define AT91_TC_XC1 (6 << 0) |
| 53 | #define AT91_TC_XC2 (7 << 0) |
| 54 | #define AT91_TC_CLKI (1 << 3) /* Capture/Waveform Mode: Clock Invert */ |
| 55 | #define AT91_TC_BURST (3 << 4) /* Capture/Waveform Mode: Burst Signal Selection */ |
| 56 | #define AT91_TC_LDBSTOP (1 << 6) /* Capture Mode: Counter Clock Stopped with TB Loading */ |
| 57 | #define AT91_TC_LDBDIS (1 << 7) /* Capture Mode: Counter Clock Disable with RB Loading */ |
| 58 | #define AT91_TC_ETRGEDG (3 << 8) /* Capture Mode: External Trigger Edge Selection */ |
| 59 | #define AT91_TC_ABETRG (1 << 10) /* Capture Mode: TIOA or TIOB External Trigger Selection */ |
| 60 | #define AT91_TC_CPCTRG (1 << 14) /* Capture Mode: RC Compare Trigger Enable */ |
| 61 | #define AT91_TC_WAVE (1 << 15) /* Capture/Waveform mode */ |
| 62 | #define AT91_TC_LDRA (3 << 16) /* Capture Mode: RA Loading Selection */ |
| 63 | #define AT91_TC_LDRB (3 << 18) /* Capture Mode: RB Loading Selection */ |
| 64 | |
| 65 | #define AT91_TC_CPCSTOP (1 << 6) /* Waveform Mode: Counter Clock Stopped with RC Compare */ |
| 66 | #define AT91_TC_CPCDIS (1 << 7) /* Waveform Mode: Counter Clock Disable with RC Compare */ |
| 67 | #define AT91_TC_EEVTEDG (3 << 8) /* Waveform Mode: External Event Edge Selection */ |
| 68 | #define AT91_TC_EEVTEDG_NONE (0 << 8) |
| 69 | #define AT91_TC_EEVTEDG_RISING (1 << 8) |
| 70 | #define AT91_TC_EEVTEDG_FALLING (2 << 8) |
| 71 | #define AT91_TC_EEVTEDG_BOTH (3 << 8) |
| 72 | #define AT91_TC_EEVT (3 << 10) /* Waveform Mode: External Event Selection */ |
| 73 | #define AT91_TC_EEVT_TIOB (0 << 10) |
| 74 | #define AT91_TC_EEVT_XC0 (1 << 10) |
| 75 | #define AT91_TC_EEVT_XC1 (2 << 10) |
| 76 | #define AT91_TC_EEVT_XC2 (3 << 10) |
| 77 | #define AT91_TC_ENETRG (1 << 12) /* Waveform Mode: External Event Trigger Enable */ |
| 78 | #define AT91_TC_WAVESEL (3 << 13) /* Waveform Mode: Waveform Selection */ |
| 79 | #define AT91_TC_WAVESEL_UP (0 << 13) |
| 80 | #define AT91_TC_WAVESEL_UP_AUTO (2 << 13) |
| 81 | #define AT91_TC_WAVESEL_UPDOWN (1 << 13) |
| 82 | #define AT91_TC_WAVESEL_UPDOWN_AUTO (3 << 13) |
| 83 | #define AT91_TC_ACPA (3 << 16) /* Waveform Mode: RA Compare Effect on TIOA */ |
| 84 | #define AT91_TC_ACPA_NONE (0 << 16) |
| 85 | #define AT91_TC_ACPA_SET (1 << 16) |
| 86 | #define AT91_TC_ACPA_CLEAR (2 << 16) |
| 87 | #define AT91_TC_ACPA_TOGGLE (3 << 16) |
| 88 | #define AT91_TC_ACPC (3 << 18) /* Waveform Mode: RC Compre Effect on TIOA */ |
| 89 | #define AT91_TC_ACPC_NONE (0 << 18) |
| 90 | #define AT91_TC_ACPC_SET (1 << 18) |
| 91 | #define AT91_TC_ACPC_CLEAR (2 << 18) |
| 92 | #define AT91_TC_ACPC_TOGGLE (3 << 18) |
| 93 | #define AT91_TC_AEEVT (3 << 20) /* Waveform Mode: External Event Effect on TIOA */ |
| 94 | #define AT91_TC_AEEVT_NONE (0 << 20) |
| 95 | #define AT91_TC_AEEVT_SET (1 << 20) |
| 96 | #define AT91_TC_AEEVT_CLEAR (2 << 20) |
| 97 | #define AT91_TC_AEEVT_TOGGLE (3 << 20) |
| 98 | #define AT91_TC_ASWTRG (3 << 22) /* Waveform Mode: Software Trigger Effect on TIOA */ |
| 99 | #define AT91_TC_ASWTRG_NONE (0 << 22) |
| 100 | #define AT91_TC_ASWTRG_SET (1 << 22) |
| 101 | #define AT91_TC_ASWTRG_CLEAR (2 << 22) |
| 102 | #define AT91_TC_ASWTRG_TOGGLE (3 << 22) |
| 103 | #define AT91_TC_BCPB (3 << 24) /* Waveform Mode: RB Compare Effect on TIOB */ |
| 104 | #define AT91_TC_BCPB_NONE (0 << 24) |
| 105 | #define AT91_TC_BCPB_SET (1 << 24) |
| 106 | #define AT91_TC_BCPB_CLEAR (2 << 24) |
| 107 | #define AT91_TC_BCPB_TOGGLE (3 << 24) |
| 108 | #define AT91_TC_BCPC (3 << 26) /* Waveform Mode: RC Compare Effect on TIOB */ |
| 109 | #define AT91_TC_BCPC_NONE (0 << 26) |
| 110 | #define AT91_TC_BCPC_SET (1 << 26) |
| 111 | #define AT91_TC_BCPC_CLEAR (2 << 26) |
| 112 | #define AT91_TC_BCPC_TOGGLE (3 << 26) |
| 113 | #define AT91_TC_BEEVT (3 << 28) /* Waveform Mode: External Event Effect on TIOB */ |
| 114 | #define AT91_TC_BEEVT_NONE (0 << 28) |
| 115 | #define AT91_TC_BEEVT_SET (1 << 28) |
| 116 | #define AT91_TC_BEEVT_CLEAR (2 << 28) |
| 117 | #define AT91_TC_BEEVT_TOGGLE (3 << 28) |
| 118 | #define AT91_TC_BSWTRG (3 << 30) /* Waveform Mode: Software Trigger Effect on TIOB */ |
| 119 | #define AT91_TC_BSWTRG_NONE (0 << 30) |
| 120 | #define AT91_TC_BSWTRG_SET (1 << 30) |
| 121 | #define AT91_TC_BSWTRG_CLEAR (2 << 30) |
| 122 | #define AT91_TC_BSWTRG_TOGGLE (3 << 30) |
| 123 | |
| 124 | #define AT91_TC_CV 0x10 /* Counter Value */ |
| 125 | #define AT91_TC_RA 0x14 /* Register A */ |
| 126 | #define AT91_TC_RB 0x18 /* Register B */ |
| 127 | #define AT91_TC_RC 0x1c /* Register C */ |
| 128 | |
| 129 | #define AT91_TC_SR 0x20 /* Status Register */ |
| 130 | #define AT91_TC_COVFS (1 << 0) /* Counter Overflow Status */ |
| 131 | #define AT91_TC_LOVRS (1 << 1) /* Load Overrun Status */ |
| 132 | #define AT91_TC_CPAS (1 << 2) /* RA Compare Status */ |
| 133 | #define AT91_TC_CPBS (1 << 3) /* RB Compare Status */ |
| 134 | #define AT91_TC_CPCS (1 << 4) /* RC Compare Status */ |
| 135 | #define AT91_TC_LDRAS (1 << 5) /* RA Loading Status */ |
| 136 | #define AT91_TC_LDRBS (1 << 6) /* RB Loading Status */ |
| 137 | #define AT91_TC_ETRGS (1 << 7) /* External Trigger Status */ |
| 138 | #define AT91_TC_CLKSTA (1 << 16) /* Clock Enabling Status */ |
| 139 | #define AT91_TC_MTIOA (1 << 17) /* TIOA Mirror */ |
| 140 | #define AT91_TC_MTIOB (1 << 18) /* TIOB Mirror */ |
| 141 | |
| 142 | #define AT91_TC_IER 0x24 /* Interrupt Enable Register */ |
| 143 | #define AT91_TC_IDR 0x28 /* Interrupt Disable Register */ |
| 144 | #define AT91_TC_IMR 0x2c /* Interrupt Mask Register */ |
| 145 | |
| 146 | #endif |