2 * Copyright (C) 2008 Atmel Corporation
4 * SPDX-License-Identifier: GPL-2.0+
6 #ifndef __ASM_AVR32_HMATRIX_COMMON_H__
7 #define __ASM_AVR32_HMATRIX_COMMON_H__
9 /* HMATRIX register offsets */
22 /* Bitfields in MCFG */
23 #define HMATRIX_ULBT_OFFSET 0
24 #define HMATRIX_ULBT_SIZE 3
26 /* Bitfields in SCFG */
27 #define HMATRIX_SLOT_CYCLE_OFFSET 0
28 #define HMATRIX_SLOT_CYCLE_SIZE 8
29 #define HMATRIX_DEFMSTR_TYPE_OFFSET 16
30 #define HMATRIX_DEFMSTR_TYPE_SIZE 2
31 #define HMATRIX_FIXED_DEFMSTR_OFFSET 18
32 #define HMATRIX_FIXED_DEFMSTR_SIZE 4
33 #define HMATRIX_ARBT_OFFSET 24
34 #define HMATRIX_ARBT_SIZE 1
36 /* Bitfields in PRS.A */
37 #define HMATRIX_M0PR_OFFSET 0
38 #define HMATRIX_M0PR_SIZE 4
39 #define HMATRIX_M1PR_OFFSET 4
40 #define HMATRIX_M1PR_SIZE 4
41 #define HMATRIX_M2PR_OFFSET 8
42 #define HMATRIX_M2PR_SIZE 4
43 #define HMATRIX_M3PR_OFFSET 12
44 #define HMATRIX_M3PR_SIZE 4
45 #define HMATRIX_M4PR_OFFSET 16
46 #define HMATRIX_M4PR_SIZE 4
47 #define HMATRIX_M5PR_OFFSET 20
48 #define HMATRIX_M5PR_SIZE 4
49 #define HMATRIX_M6PR_OFFSET 24
50 #define HMATRIX_M6PR_SIZE 4
51 #define HMATRIX_M7PR_OFFSET 28
52 #define HMATRIX_M7PR_SIZE 4
54 /* Bitfields in PRS.B */
55 #define HMATRIX_M8PR_OFFSET 0
56 #define HMATRIX_M8PR_SIZE 4
57 #define HMATRIX_M9PR_OFFSET 4
58 #define HMATRIX_M9PR_SIZE 4
59 #define HMATRIX_M10PR_OFFSET 8
60 #define HMATRIX_M10PR_SIZE 4
61 #define HMATRIX_M11PR_OFFSET 12
62 #define HMATRIX_M11PR_SIZE 4
63 #define HMATRIX_M12PR_OFFSET 16
64 #define HMATRIX_M12PR_SIZE 4
65 #define HMATRIX_M13PR_OFFSET 20
66 #define HMATRIX_M13PR_SIZE 4
67 #define HMATRIX_M14PR_OFFSET 24
68 #define HMATRIX_M14PR_SIZE 4
69 #define HMATRIX_M15PR_OFFSET 28
70 #define HMATRIX_M15PR_SIZE 4
72 /* Constants for ULBT */
73 #define HMATRIX_ULBT_INFINITE 0
74 #define HMATRIX_ULBT_SINGLE 1
75 #define HMATRIX_ULBT_FOUR_BEAT 2
76 #define HMATRIX_ULBT_EIGHT_BEAT 3
77 #define HMATRIX_ULBT_SIXTEEN_BEAT 4
79 /* Constants for DEFMSTR_TYPE */
80 #define HMATRIX_DEFMSTR_TYPE_NO_DEFAULT 0
81 #define HMATRIX_DEFMSTR_TYPE_LAST_DEFAULT 1
82 #define HMATRIX_DEFMSTR_TYPE_FIXED_DEFAULT 2
84 /* Constants for ARBT */
85 #define HMATRIX_ARBT_ROUND_ROBIN 0
86 #define HMATRIX_ARBT_FIXED_PRIORITY 1
88 /* Bit manipulation macros */
89 #define HMATRIX_BIT(name) \
90 (1 << HMATRIX_##name##_OFFSET)
91 #define HMATRIX_BF(name,value) \
92 (((value) & ((1 << HMATRIX_##name##_SIZE) - 1)) \
93 << HMATRIX_##name##_OFFSET)
94 #define HMATRIX_BFEXT(name,value) \
95 (((value) >> HMATRIX_##name##_OFFSET) \
96 & ((1 << HMATRIX_##name##_SIZE) - 1))
97 #define HMATRIX_BFINS(name,value,old) \
98 (((old) & ~(((1 << HMATRIX_##name##_SIZE) - 1) \
99 << HMATRIX_##name##_OFFSET)) \
100 | HMATRIX_BF(name,value))
102 /* Register access macros */
103 #define __hmatrix_reg(reg) \
104 (((volatile struct hmatrix_regs *)ATMEL_BASE_HMATRIX)->reg)
105 #define hmatrix_read(reg) \
107 #define hmatrix_write(reg, value) \
108 do { __hmatrix_reg(reg) = (value); } while (0)
110 #define hmatrix_slave_read(slave, reg) \
111 hmatrix_read(reg[HMATRIX_SLAVE_##slave])
112 #define hmatrix_slave_write(slave, reg, value) \
113 hmatrix_write(reg[HMATRIX_SLAVE_##slave], value)
115 #endif /* __ASM_AVR32_HMATRIX_COMMON_H__ */