diff options
Diffstat (limited to 'arch/avr32/mach-at32ap/hmatrix.h')
| -rw-r--r-- | arch/avr32/mach-at32ap/hmatrix.h | 219 |
1 files changed, 46 insertions, 173 deletions
diff --git a/arch/avr32/mach-at32ap/hmatrix.h b/arch/avr32/mach-at32ap/hmatrix.h index d10bfb60d68d..7a368f227ebc 100644 --- a/arch/avr32/mach-at32ap/hmatrix.h +++ b/arch/avr32/mach-at32ap/hmatrix.h @@ -1,182 +1,55 @@ /* - * Register definitions for High-Speed Bus Matrix + * High-Speed Bus Matrix configuration registers + * + * Copyright (C) 2008 Atmel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. */ #ifndef __HMATRIX_H #define __HMATRIX_H -/* HMATRIX register offsets */ -#define HMATRIX_MCFG0 0x0000 -#define HMATRIX_MCFG1 0x0004 -#define HMATRIX_MCFG2 0x0008 -#define HMATRIX_MCFG3 0x000c -#define HMATRIX_MCFG4 0x0010 -#define HMATRIX_MCFG5 0x0014 -#define HMATRIX_MCFG6 0x0018 -#define HMATRIX_MCFG7 0x001c -#define HMATRIX_MCFG8 0x0020 -#define HMATRIX_MCFG9 0x0024 -#define HMATRIX_MCFG10 0x0028 -#define HMATRIX_MCFG11 0x002c -#define HMATRIX_MCFG12 0x0030 -#define HMATRIX_MCFG13 0x0034 -#define HMATRIX_MCFG14 0x0038 -#define HMATRIX_MCFG15 0x003c -#define HMATRIX_SCFG0 0x0040 -#define HMATRIX_SCFG1 0x0044 -#define HMATRIX_SCFG2 0x0048 -#define HMATRIX_SCFG3 0x004c -#define HMATRIX_SCFG4 0x0050 -#define HMATRIX_SCFG5 0x0054 -#define HMATRIX_SCFG6 0x0058 -#define HMATRIX_SCFG7 0x005c -#define HMATRIX_SCFG8 0x0060 -#define HMATRIX_SCFG9 0x0064 -#define HMATRIX_SCFG10 0x0068 -#define HMATRIX_SCFG11 0x006c -#define HMATRIX_SCFG12 0x0070 -#define HMATRIX_SCFG13 0x0074 -#define HMATRIX_SCFG14 0x0078 -#define HMATRIX_SCFG15 0x007c -#define HMATRIX_PRAS0 0x0080 -#define HMATRIX_PRBS0 0x0084 -#define HMATRIX_PRAS1 0x0088 -#define HMATRIX_PRBS1 0x008c -#define HMATRIX_PRAS2 0x0090 -#define HMATRIX_PRBS2 0x0094 -#define HMATRIX_PRAS3 0x0098 -#define HMATRIX_PRBS3 0x009c -#define HMATRIX_PRAS4 0x00a0 -#define HMATRIX_PRBS4 0x00a4 -#define HMATRIX_PRAS5 0x00a8 -#define HMATRIX_PRBS5 0x00ac -#define HMATRIX_PRAS6 0x00b0 -#define HMATRIX_PRBS6 0x00b4 -#define HMATRIX_PRAS7 0x00b8 -#define HMATRIX_PRBS7 0x00bc -#define HMATRIX_PRAS8 0x00c0 -#define HMATRIX_PRBS8 0x00c4 -#define HMATRIX_PRAS9 0x00c8 -#define HMATRIX_PRBS9 0x00cc -#define HMATRIX_PRAS10 0x00d0 -#define HMATRIX_PRBS10 0x00d4 -#define HMATRIX_PRAS11 0x00d8 -#define HMATRIX_PRBS11 0x00dc -#define HMATRIX_PRAS12 0x00e0 -#define HMATRIX_PRBS12 0x00e4 -#define HMATRIX_PRAS13 0x00e8 -#define HMATRIX_PRBS13 0x00ec -#define HMATRIX_PRAS14 0x00f0 -#define HMATRIX_PRBS14 0x00f4 -#define HMATRIX_PRAS15 0x00f8 -#define HMATRIX_PRBS15 0x00fc +extern struct clk at32_hmatrix_clk; + +void hmatrix_write_reg(unsigned long offset, u32 value); +u32 hmatrix_read_reg(unsigned long offset); + +void hmatrix_sfr_set_bits(unsigned int slave_id, u32 mask); +void hmatrix_sfr_clear_bits(unsigned int slave_id, u32 mask); + +/* Master Configuration register */ +#define HMATRIX_MCFG(m) (0x0000 + 4 * (m)) +/* Undefined length burst limit */ +# define HMATRIX_MCFG_ULBT_INFINITE 0 /* Infinite length */ +# define HMATRIX_MCFG_ULBT_SINGLE 1 /* Single Access */ +# define HMATRIX_MCFG_ULBT_FOUR_BEAT 2 /* Four beat */ +# define HMATRIX_MCFG_ULBT_EIGHT_BEAT 3 /* Eight beat */ +# define HMATRIX_MCFG_ULBT_SIXTEEN_BEAT 4 /* Sixteen beat */ + +/* Slave Configuration register */ +#define HMATRIX_SCFG(s) (0x0040 + 4 * (s)) +# define HMATRIX_SCFG_SLOT_CYCLE(x) ((x) << 0) /* Max burst cycles */ +# define HMATRIX_SCFG_DEFMSTR_NONE ( 0 << 16) /* No default master */ +# define HMATRIX_SCFG_DEFMSTR_LAST ( 1 << 16) /* Last def master */ +# define HMATRIX_SCFG_DEFMSTR_FIXED ( 2 << 16) /* Fixed def master */ +# define HMATRIX_SCFG_FIXED_DEFMSTR(m) ((m) << 18) /* Fixed master ID */ +# define HMATRIX_SCFG_ARBT_ROUND_ROBIN ( 0 << 24) /* RR arbitration */ +# define HMATRIX_SCFG_ARBT_FIXED_PRIO ( 1 << 24) /* Fixed priority */ + +/* Slave Priority register A (master 0..7) */ +#define HMATRIX_PRAS(s) (0x0080 + 8 * (s)) +# define HMATRIX_PRAS_PRIO(m, p) ((p) << ((m) * 4)) + +/* Slave Priority register A (master 8..15) */ +#define HMATRIX_PRBS(s) (0x0084 + 8 * (s)) +# define HMATRIX_PRBS_PRIO(m, p) ((p) << (((m) - 8) * 4)) + +/* Master Remap Control Register */ #define HMATRIX_MRCR 0x0100 -#define HMATRIX_SFR0 0x0110 -#define HMATRIX_SFR1 0x0114 -#define HMATRIX_SFR2 0x0118 -#define HMATRIX_SFR3 0x011c -#define HMATRIX_SFR4 0x0120 -#define HMATRIX_SFR5 0x0124 -#define HMATRIX_SFR6 0x0128 -#define HMATRIX_SFR7 0x012c -#define HMATRIX_SFR8 0x0130 -#define HMATRIX_SFR9 0x0134 -#define HMATRIX_SFR10 0x0138 -#define HMATRIX_SFR11 0x013c -#define HMATRIX_SFR12 0x0140 -#define HMATRIX_SFR13 0x0144 -#define HMATRIX_SFR14 0x0148 -#define HMATRIX_SFR15 0x014c +# define HMATRIX_MRCR_REMAP(m) ( 1 << (m)) /* Remap master m */ -/* Bitfields in MCFGx */ -#define HMATRIX_ULBT_OFFSET 0 -#define HMATRIX_ULBT_SIZE 3 - -/* Bitfields in SCFGx */ -#define HMATRIX_SLOT_CYCLE_OFFSET 0 -#define HMATRIX_SLOT_CYCLE_SIZE 8 -#define HMATRIX_DEFMSTR_TYPE_OFFSET 16 -#define HMATRIX_DEFMSTR_TYPE_SIZE 2 -#define HMATRIX_FIXED_DEFMSTR_OFFSET 18 -#define HMATRIX_FIXED_DEFMSTR_SIZE 4 -#define HMATRIX_ARBT_OFFSET 24 -#define HMATRIX_ARBT_SIZE 2 - -/* Bitfields in PRASx */ -#define HMATRIX_M0PR_OFFSET 0 -#define HMATRIX_M0PR_SIZE 4 -#define HMATRIX_M1PR_OFFSET 4 -#define HMATRIX_M1PR_SIZE 4 -#define HMATRIX_M2PR_OFFSET 8 -#define HMATRIX_M2PR_SIZE 4 -#define HMATRIX_M3PR_OFFSET 12 -#define HMATRIX_M3PR_SIZE 4 -#define HMATRIX_M4PR_OFFSET 16 -#define HMATRIX_M4PR_SIZE 4 -#define HMATRIX_M5PR_OFFSET 20 -#define HMATRIX_M5PR_SIZE 4 -#define HMATRIX_M6PR_OFFSET 24 -#define HMATRIX_M6PR_SIZE 4 -#define HMATRIX_M7PR_OFFSET 28 -#define HMATRIX_M7PR_SIZE 4 - -/* Bitfields in PRBSx */ -#define HMATRIX_M8PR_OFFSET 0 -#define HMATRIX_M8PR_SIZE 4 -#define HMATRIX_M9PR_OFFSET 4 -#define HMATRIX_M9PR_SIZE 4 -#define HMATRIX_M10PR_OFFSET 8 -#define HMATRIX_M10PR_SIZE 4 -#define HMATRIX_M11PR_OFFSET 12 -#define HMATRIX_M11PR_SIZE 4 -#define HMATRIX_M12PR_OFFSET 16 -#define HMATRIX_M12PR_SIZE 4 -#define HMATRIX_M13PR_OFFSET 20 -#define HMATRIX_M13PR_SIZE 4 -#define HMATRIX_M14PR_OFFSET 24 -#define HMATRIX_M14PR_SIZE 4 -#define HMATRIX_M15PR_OFFSET 28 -#define HMATRIX_M15PR_SIZE 4 - -/* Bitfields in SFR4 */ -#define HMATRIX_CS1A_OFFSET 1 -#define HMATRIX_CS1A_SIZE 1 -#define HMATRIX_CS3A_OFFSET 3 -#define HMATRIX_CS3A_SIZE 1 -#define HMATRIX_CS4A_OFFSET 4 -#define HMATRIX_CS4A_SIZE 1 -#define HMATRIX_CS5A_OFFSET 5 -#define HMATRIX_CS5A_SIZE 1 -#define HMATRIX_DBPUC_OFFSET 8 -#define HMATRIX_DBPUC_SIZE 1 - -/* Constants for ULBT */ -#define HMATRIX_ULBT_INFINITE 0 -#define HMATRIX_ULBT_SINGLE 1 -#define HMATRIX_ULBT_FOUR_BEAT 2 -#define HMATRIX_ULBT_EIGHT_BEAT 3 -#define HMATRIX_ULBT_SIXTEEN_BEAT 4 - -/* Constants for DEFMSTR_TYPE */ -#define HMATRIX_DEFMSTR_TYPE_NO_DEFAULT 0 -#define HMATRIX_DEFMSTR_TYPE_LAST_DEFAULT 1 -#define HMATRIX_DEFMSTR_TYPE_FIXED_DEFAULT 2 - -/* Constants for ARBT */ -#define HMATRIX_ARBT_ROUND_ROBIN 0 -#define HMATRIX_ARBT_FIXED_PRIORITY 1 - -/* Bit manipulation macros */ -#define HMATRIX_BIT(name) \ - (1 << HMATRIX_##name##_OFFSET) -#define HMATRIX_BF(name,value) \ - (((value) & ((1 << HMATRIX_##name##_SIZE) - 1)) \ - << HMATRIX_##name##_OFFSET) -#define HMATRIX_BFEXT(name,value) \ - (((value) >> HMATRIX_##name##_OFFSET) \ - & ((1 << HMATRIX_##name##_SIZE) - 1)) -#define HMATRIX_BFINS(name,value,old) \ - (((old) & ~(((1 << HMATRIX_##name##_SIZE) - 1) \ - << HMATRIX_##name##_OFFSET)) \ - | HMATRIX_BF(name,value)) +/* Special Function Register. Bit definitions are chip-specific */ +#define HMATRIX_SFR(s) (0x0110 + 4 * (s)) #endif /* __HMATRIX_H */ |