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Haavard Skinnemoen44453b22008-04-30 14:19:28 +02001/*
2 * Copyright (C) 2008 Atmel Corporation
3 *
4 * See file CREDITS for list of people who contributed to this
5 * project.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22#ifndef __ASM_AVR32_HMATRIX_COMMON_H__
23#define __ASM_AVR32_HMATRIX_COMMON_H__
24
25/* HMATRIX register offsets */
26struct hmatrix_regs {
27 u32 MCFG[16];
28 u32 SCFG[16];
29 struct {
30 u32 A;
31 u32 B;
32 } PRS[16];
33 u32 MRCR;
34 u32 __reserved[3];
35 u32 SFR[16];
36};
37
38/* Bitfields in MCFG */
39#define HMATRIX_ULBT_OFFSET 0
40#define HMATRIX_ULBT_SIZE 3
41
42/* Bitfields in SCFG */
43#define HMATRIX_SLOT_CYCLE_OFFSET 0
44#define HMATRIX_SLOT_CYCLE_SIZE 8
45#define HMATRIX_DEFMSTR_TYPE_OFFSET 16
46#define HMATRIX_DEFMSTR_TYPE_SIZE 2
47#define HMATRIX_FIXED_DEFMSTR_OFFSET 18
48#define HMATRIX_FIXED_DEFMSTR_SIZE 4
49#define HMATRIX_ARBT_OFFSET 24
50#define HMATRIX_ARBT_SIZE 1
51
52/* Bitfields in PRS.A */
53#define HMATRIX_M0PR_OFFSET 0
54#define HMATRIX_M0PR_SIZE 4
55#define HMATRIX_M1PR_OFFSET 4
56#define HMATRIX_M1PR_SIZE 4
57#define HMATRIX_M2PR_OFFSET 8
58#define HMATRIX_M2PR_SIZE 4
59#define HMATRIX_M3PR_OFFSET 12
60#define HMATRIX_M3PR_SIZE 4
61#define HMATRIX_M4PR_OFFSET 16
62#define HMATRIX_M4PR_SIZE 4
63#define HMATRIX_M5PR_OFFSET 20
64#define HMATRIX_M5PR_SIZE 4
65#define HMATRIX_M6PR_OFFSET 24
66#define HMATRIX_M6PR_SIZE 4
67#define HMATRIX_M7PR_OFFSET 28
68#define HMATRIX_M7PR_SIZE 4
69
70/* Bitfields in PRS.B */
71#define HMATRIX_M8PR_OFFSET 0
72#define HMATRIX_M8PR_SIZE 4
73#define HMATRIX_M9PR_OFFSET 4
74#define HMATRIX_M9PR_SIZE 4
75#define HMATRIX_M10PR_OFFSET 8
76#define HMATRIX_M10PR_SIZE 4
77#define HMATRIX_M11PR_OFFSET 12
78#define HMATRIX_M11PR_SIZE 4
79#define HMATRIX_M12PR_OFFSET 16
80#define HMATRIX_M12PR_SIZE 4
81#define HMATRIX_M13PR_OFFSET 20
82#define HMATRIX_M13PR_SIZE 4
83#define HMATRIX_M14PR_OFFSET 24
84#define HMATRIX_M14PR_SIZE 4
85#define HMATRIX_M15PR_OFFSET 28
86#define HMATRIX_M15PR_SIZE 4
87
88/* Constants for ULBT */
89#define HMATRIX_ULBT_INFINITE 0
90#define HMATRIX_ULBT_SINGLE 1
91#define HMATRIX_ULBT_FOUR_BEAT 2
92#define HMATRIX_ULBT_EIGHT_BEAT 3
93#define HMATRIX_ULBT_SIXTEEN_BEAT 4
94
95/* Constants for DEFMSTR_TYPE */
96#define HMATRIX_DEFMSTR_TYPE_NO_DEFAULT 0
97#define HMATRIX_DEFMSTR_TYPE_LAST_DEFAULT 1
98#define HMATRIX_DEFMSTR_TYPE_FIXED_DEFAULT 2
99
100/* Constants for ARBT */
101#define HMATRIX_ARBT_ROUND_ROBIN 0
102#define HMATRIX_ARBT_FIXED_PRIORITY 1
103
104/* Bit manipulation macros */
105#define HMATRIX_BIT(name) \
106 (1 << HMATRIX_##name##_OFFSET)
107#define HMATRIX_BF(name,value) \
108 (((value) & ((1 << HMATRIX_##name##_SIZE) - 1)) \
109 << HMATRIX_##name##_OFFSET)
110#define HMATRIX_BFEXT(name,value) \
111 (((value) >> HMATRIX_##name##_OFFSET) \
112 & ((1 << HMATRIX_##name##_SIZE) - 1))
113#define HMATRIX_BFINS(name,value,old) \
114 (((old) & ~(((1 << HMATRIX_##name##_SIZE) - 1) \
115 << HMATRIX_##name##_OFFSET)) \
116 | HMATRIX_BF(name,value))
117
118/* Register access macros */
119#define __hmatrix_reg(reg) \
Andreas Bießmannf4278b72010-11-04 23:15:31 +0000120 (((volatile struct hmatrix_regs *)ATMEL_BASE_HMATRIX)->reg)
Haavard Skinnemoen44453b22008-04-30 14:19:28 +0200121#define hmatrix_read(reg) \
122 (__hmatrix_reg(reg))
123#define hmatrix_write(reg, value) \
124 do { __hmatrix_reg(reg) = (value); } while (0)
125
126#define hmatrix_slave_read(slave, reg) \
127 hmatrix_read(reg[HMATRIX_SLAVE_##slave])
128#define hmatrix_slave_write(slave, reg, value) \
129 hmatrix_write(reg[HMATRIX_SLAVE_##slave], value)
130
131#endif /* __ASM_AVR32_HMATRIX_COMMON_H__ */