2 * arch/arm/mach-at91/include/mach/at91_pio.h
4 * Copyright (C) 2005 Ivan Kokshaysky
5 * Copyright (C) SAN People
7 * Parallel I/O Controller (PIO) - System peripherals registers.
8 * Based on AT91RM9200 datasheet revision E.
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
19 #define PIO_PER 0x00 /* Enable Register */
20 #define PIO_PDR 0x04 /* Disable Register */
21 #define PIO_PSR 0x08 /* Status Register */
22 #define PIO_OER 0x10 /* Output Enable Register */
23 #define PIO_ODR 0x14 /* Output Disable Register */
24 #define PIO_OSR 0x18 /* Output Status Register */
25 #define PIO_IFER 0x20 /* Glitch Input Filter Enable */
26 #define PIO_IFDR 0x24 /* Glitch Input Filter Disable */
27 #define PIO_IFSR 0x28 /* Glitch Input Filter Status */
28 #define PIO_SODR 0x30 /* Set Output Data Register */
29 #define PIO_CODR 0x34 /* Clear Output Data Register */
30 #define PIO_ODSR 0x38 /* Output Data Status Register */
31 #define PIO_PDSR 0x3c /* Pin Data Status Register */
32 #define PIO_IER 0x40 /* Interrupt Enable Register */
33 #define PIO_IDR 0x44 /* Interrupt Disable Register */
34 #define PIO_IMR 0x48 /* Interrupt Mask Register */
35 #define PIO_ISR 0x4c /* Interrupt Status Register */
36 #define PIO_MDER 0x50 /* Multi-driver Enable Register */
37 #define PIO_MDDR 0x54 /* Multi-driver Disable Register */
38 #define PIO_MDSR 0x58 /* Multi-driver Status Register */
39 #define PIO_PUDR 0x60 /* Pull-up Disable Register */
40 #define PIO_PUER 0x64 /* Pull-up Enable Register */
41 #define PIO_PUSR 0x68 /* Pull-up Status Register */
42 #define PIO_ASR 0x70 /* Peripheral A Select Register */
43 #define PIO_ABCDSR1 0x70 /* Peripheral ABCD Select Register 1 [some sam9 only] */
44 #define PIO_BSR 0x74 /* Peripheral B Select Register */
45 #define PIO_ABCDSR2 0x74 /* Peripheral ABCD Select Register 2 [some sam9 only] */
46 #define PIO_ABSR 0x78 /* AB Status Register */
47 #define PIO_IFSCDR 0x80 /* Input Filter Slow Clock Disable Register */
48 #define PIO_IFSCER 0x84 /* Input Filter Slow Clock Enable Register */
49 #define PIO_IFSCSR 0x88 /* Input Filter Slow Clock Status Register */
50 #define PIO_SCDR 0x8c /* Slow Clock Divider Debouncing Register */
51 #define PIO_SCDR_DIV (0x3fff << 0) /* Slow Clock Divider Mask */
52 #define PIO_PPDDR 0x90 /* Pad Pull-down Disable Register */
53 #define PIO_PPDER 0x94 /* Pad Pull-down Enable Register */
54 #define PIO_PPDSR 0x98 /* Pad Pull-down Status Register */
55 #define PIO_OWER 0xa0 /* Output Write Enable Register */
56 #define PIO_OWDR 0xa4 /* Output Write Disable Register */
57 #define PIO_OWSR 0xa8 /* Output Write Status Register */
58 #define PIO_AIMER 0xb0 /* Additional Interrupt Modes Enable Register */
59 #define PIO_AIMDR 0xb4 /* Additional Interrupt Modes Disable Register */
60 #define PIO_AIMMR 0xb8 /* Additional Interrupt Modes Mask Register */
61 #define PIO_ESR 0xc0 /* Edge Select Register */
62 #define PIO_LSR 0xc4 /* Level Select Register */
63 #define PIO_ELSR 0xc8 /* Edge/Level Status Register */
64 #define PIO_FELLSR 0xd0 /* Falling Edge/Low Level Select Register */
65 #define PIO_REHLSR 0xd4 /* Rising Edge/ High Level Select Register */
66 #define PIO_FRLHSR 0xd8 /* Fall/Rise - Low/High Status Register */
67 #define PIO_SCHMITT 0x100 /* Schmitt Trigger Register */
69 #define ABCDSR_PERIPH_A 0x0
70 #define ABCDSR_PERIPH_B 0x1
71 #define ABCDSR_PERIPH_C 0x2
72 #define ABCDSR_PERIPH_D 0x3
